hotfix: fix the subscription plan when subscribe on cloud (#422)

feat: seed free subscription to tenants that have no subscription.

.env.example

@@ -95,3 +95,8 @@ PLAID_LINK_WEBHOOK=
 
 PLAID_SANDBOX_REDIRECT_URI=
 PLAID_DEVELOPMENT_REDIRECT_URI=
+
+# https://docs.lemonsqueezy.com/guides/developer-guide/getting-started#create-an-api-key
+LEMONSQUEEZY_API_KEY=
+LEMONSQUEEZY_STORE_ID=
+LEMONSQUEEZY_WEBHOOK_SECRET=

README.md

@@ -25,6 +25,10 @@
       <img src="https://img.shields.io/twitter/follow/bigcapitalhq?style=social" alt="twitter" />
     </a>
   </p>
+
+  <p align="center">
+    <a href="https://app.bigcapital.ly">Bigcapital Cloud</a>
+  </p>
 </p>
 
 # What's Bigcapital?

docker-compose.prod.yml

@@ -21,16 +21,12 @@ services:
     depends_on:
       - server
       - webapp
-    deploy:
-      restart_policy:
-        condition: unless-stopped
+    restart: on-failure
 
   webapp:
     container_name: bigcapital-webapp
     image: ghcr.io/bigcapitalhq/webapp:latest
-    deploy:
-      restart_policy:
-        condition: unless-stopped
+    restart: on-failure
 
   server:
     container_name: bigcapital-server
@@ -45,9 +41,7 @@ services:
       - mysql
       - mongo
       - redis
-    deploy:
-      restart_policy:
-        condition: unless-stopped
+    restart: on-failure
     environment:
       # Mail
       - MAIL_HOST=${MAIL_HOST}
@@ -92,6 +86,12 @@ services:
       - GOTENBERG_URL=${GOTENBERG_URL}
       - GOTENBERG_DOCS_URL=${GOTENBERG_DOCS_URL}
 
+      # Lemon Squeez
+      - LEMONSQUEEZY_API_KEY=${LEMONSQUEEZY_API_KEY}
+      - LEMONSQUEEZY_STORE_ID=${LEMONSQUEEZY_STORE_ID}
+      - LEMONSQUEEZY_WEBHOOK_SECRET=${LEMONSQUEEZY_WEBHOOK_SECRET}
+      - HOSTED_ON_BIGCAPITAL_CLOUD=${HOSTED_ON_BIGCAPITAL_CLOUD}
+
   database_migration:
     container_name: bigcapital-database-migration
     build:
@@ -111,9 +111,7 @@ services:
 
   mysql:
     container_name: bigcapital-mysql
-    deploy:
-      restart_policy:
-        condition: unless-stopped
+    restart: on-failure
     build:
       context: ./docker/mariadb
     environment:
@@ -128,9 +126,7 @@ services:
 
   mongo:
     container_name: bigcapital-mongo
-    deploy:
-      restart_policy:
-        condition: unless-stopped
+    restart: on-failure
     build: ./docker/mongo
     expose:
       - '27017'
@@ -139,9 +135,7 @@ services:
 
   redis:
     container_name: bigcapital-redis
-    deploy:
-      restart_policy:
-        condition: unless-stopped
+    restart: on-failure
     build:
       context: ./docker/redis
     expose:

packages/server/.gitignore

@@ -3,3 +3,4 @@
 stdout.log
 /dist
 /build
+/public/imports

packages/server/package.json

@@ -22,6 +22,7 @@
   "dependencies": {
     "@casl/ability": "^5.4.3",
     "@hapi/boom": "^7.4.3",
+    "@lemonsqueezy/lemonsqueezy.js": "^2.2.0",
     "@types/i18n": "^0.8.7",
     "@types/knex": "^0.16.1",
     "@types/mathjs": "^6.0.12",
@@ -89,17 +90,17 @@
     "objection-filter": "^4.0.1",
     "objection-soft-delete": "^1.0.7",
     "objection-unique": "^1.2.2",
+    "plaid": "^10.3.0",
     "pluralize": "^8.0.0",
     "pug": "^3.0.2",
     "puppeteer": "^10.2.0",
-    "plaid": "^10.3.0",
     "qim": "0.0.52",
     "ramda": "^0.27.1",
     "rate-limiter-flexible": "^2.1.14",
     "reflect-metadata": "^0.1.13",
     "rtl-detect": "^1.0.4",
-    "source-map-loader": "^4.0.1",
     "socket.io": "^4.7.4",
+    "source-map-loader": "^4.0.1",
     "tmp-promise": "^3.0.3",
     "ts-transformer-keys": "^0.4.2",
     "tsyringe": "^4.3.0",

packages/server/resources/locales/en.json

@@ -244,26 +244,28 @@
   "account.field.active": "Active",
   "account.field.currency": "Currency",
   "account.field.balance": "Balance",
+  "account.field.parent_account": "Parent Account",
   "account.field.created_at": "Created at",
-  "item.field.type": "Item type",
+  "item.field.type": "Item Type",
   "item.field.type.inventory": "Inventory",
   "item.field.type.service": "Service",
-  "item.field.type.non-inventory": "Non inventory",
-  "item.field.name": "Name",
-  "item.field.code": "Code",
+  "item.field.type.non-inventory": "Non Inventory",
+  "item.field.name": "Item Name",
+  "item.field.code": "Item Code",
   "item.field.sellable": "Sellable",
   "item.field.purchasable": "Purchasable",
-  "item.field.cost_price": "Cost price",
-  "item.field.cost_account": "Cost account",
-  "item.field.sell_account": "Sell account",
-  "item.field.sell_description": "Sell description",
-  "item.field.inventory_account": "Inventory account",
-  "item.field.purchase_description": "Purchase description",
-  "item.field.quantity_on_hand": "Quantity on hand",
+  "item.field.cost_price": "Cost Price",
+  "item.field.sell_price": "Sell Price",
+  "item.field.cost_account": "Cost Account",
+  "item.field.sell_account": "Sell Account",
+  "item.field.sell_description": "Sell Description",
+  "item.field.inventory_account": "Inventory Account",
+  "item.field.purchase_description": "Purchase Description",
+  "item.field.quantity_on_hand": "Quantity on Hand",
   "item.field.note": "Note",
   "item.field.category": "Category",
   "item.field.active": "Active",
-  "item.field.created_at": "Created at",
+  "item.field.created_at": "Created At",
   "item_category.field.name": "Name",
   "item_category.field.description": "Description",
   "item_category.field.count": "Count",
@@ -276,8 +278,14 @@
   "invoice.field.invoice_message": "Invoice message",
   "invoice.field.terms_conditions": "Terms & conditions",
   "invoice.field.amount": "Amount",
+  "invoice.field.exchange_rate": "Exchange Rate",
   "invoice.field.payment_amount": "Payment amount",
   "invoice.field.due_amount": "Due amount",
+  "invoice.field.delivered": "Delivered",
+  "invoice.field.item_name": "Item Name",
+  "invoice.field.rate": "Rate",
+  "invoice.field.quantity": "Quantity",
+  "invoice.field.description": "Description",
   "invoice.field.status": "Status",
   "invoice.field.status.paid": "Paid",
   "invoice.field.status.partially-paid": "Partially paid",
@@ -286,6 +294,8 @@
   "invoice.field.status.delivered": "Delivered",
   "invoice.field.status.draft": "Draft",
   "invoice.field.created_at": "Created at",
+  "invoice.field.currency": "Currency",
+  "invoice.field.entries": "Entries",
   "estimate.field.amount": "Amount",
   "estimate.field.estimate_number": "Estimate number",
   "estimate.field.customer": "Customer",
@@ -300,22 +310,31 @@
   "estimate.field.status.approved": "Approved",
   "estimate.field.status.draft": "Draft",
   "estimate.field.created_at": "Created at",
-  "payment_receive.field.customer": "Customer",
-  "payment_receive.field.payment_date": "Payment date",
   "payment_receive.field.amount": "Amount",
-  "payment_receive.field.reference_no": "Reference No.",
-  "payment_receive.field.deposit_account": "Deposit account",
   "payment_receive.field.payment_receive_no": "Payment receive No.",
   "payment_receive.field.statement": "Statement",
   "payment_receive.field.created_at": "Created at",
+  "payment_receive.field.customer": "Customer",
+  "payment_receive.field.exchange_rate": "Exchange Rate",
+  "payment_receive.field.payment_date": "Payment Date",
+  "payment_receive.field.reference_no": "Reference No.",
+  "payment_receive.field.deposit_account": "Deposit Account",
+  "payment_receive.field.entries": "Entries",
+  "payment_receive.field.invoice": "Invoice",
+  "payment_receive.field.entries.payment_amount": "Payment Amount",
   "bill_payment.field.vendor": "Vendor",
   "bill_payment.field.amount": "Amount",
-  "bill_payment.field.due_amount": "Due amount",
-  "bill_payment.field.payment_account": "Payment account",
-  "bill_payment.field.payment_number": "Payment number",
-  "bill_payment.field.payment_date": "Payment date",
+  "bill_payment.field.due_amount": "Due Amount",
+  "bill_payment.field.payment_account": "Payment Account",
+  "bill_payment.field.payment_number": "Payment No.",
+  "bill_payment.field.payment_date": "Payment Date",
   "bill_payment.field.reference_no": "Reference No.",
   "bill_payment.field.description": "Description",
+  "bill_payment.field.exchange_rate": "Exchange Rate",
+  "bill_payment.field.statement": "Statement",
+  "bill_payment.field.entries.bill": "Bill No.",
+  "bill_payment.field.entries.payment_amount": "Payment Amount",
+  "bill_payment.field.reference": "Reference No.",
   "bill_payment.field.created_at": "Created at",
   "bill.field.vendor": "Vendor",
   "bill.field.bill_number": "Bill number",
@@ -343,22 +362,30 @@
   "inventory_adjustment.field.description": "Description",
   "inventory_adjustment.field.published_at": "Published at",
   "inventory_adjustment.field.created_at": "Created at",
-  "expense.field.payment_date": "Payment date",
-  "expense.field.payment_account": "Payment account",
+  "expense.field.payment_date": "Payment Date",
+  "expense.field.payment_account": "Payment Account",
   "expense.field.amount": "Amount",
+  "expense.field.currency_code": "Currency",
+  "expense.field.exchange_rate": "Exchange Rate", 
   "expense.field.reference_no": "Reference No.",
   "expense.field.description": "Description",
+  "expense.field.line_description": "Line Description",
   "expense.field.published": "Published",
+  "expense.field.categories": "Categories",
+  "expense.field.expense_account": "Expense Account",
+  "expense.field.publish": "Publish",
   "expense.field.status": "Status",
   "expense.field.status.draft": "Draft",
   "expense.field.status.published": "Published",
   "expense.field.created_at": "Created at",
   "manual_journal.field.date": "Date",
-  "manual_journal.field.journal_number": "Journal number",
+  "manual_journal.field.journal_number": "Journal No.",
   "manual_journal.field.reference": "Reference No.",
-  "manual_journal.field.journal_type": "Journal type",
+  "manual_journal.field.journal_type": "Journal Type",
   "manual_journal.field.amount": "Amount",
   "manual_journal.field.description": "Description",
+  "manual_journal.field.currency": "Currency",
+  "manual_journal.field.exchange_rate": "Exchange Rate",
   "manual_journal.field.status": "Status",
   "manual_journal.field.created_at": "Created at",
   "receipt.field.amount": "Amount",
@@ -411,6 +438,8 @@
   "vendor.field.status.unpaid": "Unpaid",
   "Invoice write-off": "Invoice write-off",
 
+  
+
   "transaction_type.credit_note": "Credit note",
   "transaction_type.refund_credit_note": "Refund credit note",
   "transaction_type.vendor_credit": "Vendor credit",

packages/server/src/api/controllers/Accounts.ts

@@ -349,7 +349,7 @@ export default class AccountsController extends BaseController {
     // Filter query.
     const filter = {
       sortOrder: 'desc',
-      columnSortBy: 'createdAt',
+      columnSortBy: 'created_at',
       inactiveMode: false,
       structure: IAccountsStructureType.Tree,
       ...this.matchedQueryData(req),

packages/server/src/api/controllers/Contacts/Customers.ts

@@ -289,7 +289,7 @@ export default class CustomersController extends ContactsController {
     const filter = {
       inactiveMode: false,
       sortOrder: 'desc',
-      columnSortBy: 'createdAt',
+      columnSortBy: 'created_at',
       page: 1,
       pageSize: 12,
       ...this.matchedQueryData(req),

packages/server/src/api/controllers/Contacts/Vendors.ts

@@ -144,10 +144,8 @@ export default class VendorsController extends ContactsController {
     try {
       const vendor = await this.vendorsApplication.createVendor(
         tenantId,
-        contactDTO,
-        user
+        contactDTO
       );
-
       return res.status(200).send({
         id: vendor.id,
         message: 'The vendor has been created successfully.',
@@ -272,7 +270,7 @@ export default class VendorsController extends ContactsController {
     const vendorsFilter: IVendorsFilter = {
       inactiveMode: false,
       sortOrder: 'desc',
-      columnSortBy: 'createdAt',
+      columnSortBy: 'created_at',
       page: 1,
       pageSize: 12,
       ...this.matchedQueryData(req),

packages/server/src/api/controllers/Import/ImportController.ts

@@ -37,6 +37,7 @@ export class ImportController extends BaseController {
       [
         param('import_id').exists().isString(),
         body('mapping').exists().isArray({ min: 1 }),
+        body('mapping.*.group').optional(),
         body('mapping.*.from').exists(),
         body('mapping.*.to').exists(),
       ],
@@ -47,6 +48,7 @@ export class ImportController extends BaseController {
     router.get(
       '/sample',
       [query('resource').exists(), query('format').optional()],
+      this.validationResult,
       this.downloadImportSample.bind(this),
       this.catchServiceErrors
     );

packages/server/src/api/controllers/Import/_utils.ts

@@ -1,21 +1,34 @@
 import Multer from 'multer';
 import { ServiceError } from '@/exceptions';
+import { getImportsStoragePath } from '@/services/Import/_utils';
 
 export function allowSheetExtensions(req, file, cb) {
   if (
     file.mimetype !== 'text/csv' &&
-    file.mimetype !== 'application/vnd.ms-excel' && 
-    file.mimetype !== 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
+    file.mimetype !== 'application/vnd.ms-excel' &&
+    file.mimetype !==
+      'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
   ) {
     cb(new ServiceError('IMPORTED_FILE_EXTENSION_INVALID'));
-
     return;
   }
   cb(null, true);
 }
 
+const storage = Multer.diskStorage({
+  destination: function (req, file, cb) {
+    const path = getImportsStoragePath();
+    cb(null, path);
+  },
+  filename: function (req, file, cb) {
+    // Add the creation timestamp to clean up temp files later.
+    const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1e9);
+    cb(null, uniqueSuffix);
+  },
+});
+
 export const uploadImportFile = Multer({
-  dest: './public/imports',
+  storage,
   limits: { fileSize: 5 * 1024 * 1024 },
   fileFilter: allowSheetExtensions,
 });

packages/server/src/api/controllers/Items/index.ts

@@ -6,7 +6,7 @@ import ItemTransactionsController from './ItemsTransactions';
 
 @Service()
 export default class ItemsBaseController {
-  router() {
+  public router() {
     const router = Router();
 
     router.use('/', Container.get(ItemsController).router());

packages/server/src/api/controllers/Organization.ts

@@ -6,6 +6,7 @@ import { check, ValidationChain } from 'express-validator';
 import asyncMiddleware from '@/api/middleware/asyncMiddleware';
 import JWTAuth from '@/api/middleware/jwtAuth';
 import TenancyMiddleware from '@/api/middleware/TenancyMiddleware';
+import SubscriptionMiddleware from '@/api/middleware/SubscriptionMiddleware';
 import AttachCurrentTenantUser from '@/api/middleware/AttachCurrentTenantUser';
 import OrganizationService from '@/services/Organization/OrganizationService';
 import { MONTHS, ACCEPTED_LOCALES } from '@/services/Organization/constants';
@@ -17,7 +18,7 @@ import BaseController from '@/api/controllers/BaseController';
 @Service()
 export default class OrganizationController extends BaseController {
   @Inject()
-  private organizationService: OrganizationService;
+  organizationService: OrganizationService;
 
   /**
    * Router constructor.
@@ -25,10 +26,13 @@ export default class OrganizationController extends BaseController {
   router() {
     const router = Router();
 
+    // Should before build tenant database the user be authorized and
+    // most important than that, should be subscribed to any plan.
     router.use(JWTAuth);
     router.use(AttachCurrentTenantUser);
     router.use(TenancyMiddleware);
 
+    router.use('/build', SubscriptionMiddleware('main'));
     router.post(
       '/build',
       this.buildOrganizationValidationSchema,

packages/server/src/api/controllers/Purchases/VendorCredit.ts

@@ -297,8 +297,7 @@ export default class VendorCreditController extends BaseController {
     try {
       const vendorCredit = await this.createVendorCreditService.newVendorCredit(
         tenantId,
-        vendorCreditCreateDTO,
-        user
+        vendorCreditCreateDTO
       );
 
       return res.status(200).send({

packages/server/src/api/controllers/Sales/CreditNotes.ts

@@ -338,8 +338,7 @@ export default class PaymentReceivesController extends BaseController {
     try {
       const creditNote = await this.createCreditNoteService.newCreditNote(
         tenantId,
-        creditNoteDTO,
-        user
+        creditNoteDTO
       );
       return res.status(200).send({
         id: creditNote.id,

packages/server/src/api/controllers/Subscription/SubscriptionController.ts

@@ -0,0 +1,88 @@
+import { Router, Request, Response, NextFunction } from 'express';
+import { Service, Inject } from 'typedi';
+import { body } from 'express-validator';
+import JWTAuth from '@/api/middleware/jwtAuth';
+import TenancyMiddleware from '@/api/middleware/TenancyMiddleware';
+import AttachCurrentTenantUser from '@/api/middleware/AttachCurrentTenantUser';
+import SubscriptionService from '@/services/Subscription/SubscriptionService';
+import asyncMiddleware from '@/api/middleware/asyncMiddleware';
+import BaseController from '../BaseController';
+import { LemonSqueezyService } from '@/services/Subscription/LemonSqueezyService';
+
+@Service()
+export class SubscriptionController extends BaseController {
+  @Inject()
+  private subscriptionService: SubscriptionService;
+
+  @Inject()
+  private lemonSqueezyService: LemonSqueezyService;
+
+  /**
+   * Router constructor.
+   */
+  router() {
+    const router = Router();
+
+    router.use(JWTAuth);
+    router.use(AttachCurrentTenantUser);
+    router.use(TenancyMiddleware);
+
+    router.post(
+      '/lemon/checkout_url',
+      [body('variantId').exists().trim()],
+      this.validationResult,
+      this.getCheckoutUrl.bind(this)
+    );
+    router.get('/', asyncMiddleware(this.getSubscriptions.bind(this)));
+
+    return router;
+  }
+
+  /**
+   * Retrieve all subscriptions of the authenticated user's tenant.
+   * @param {Request} req
+   * @param {Response} res
+   * @param {NextFunction} next
+   */
+  private async getSubscriptions(
+    req: Request,
+    res: Response,
+    next: NextFunction
+  ) {
+    const { tenantId } = req;
+
+    try {
+      const subscriptions = await this.subscriptionService.getSubscriptions(
+        tenantId
+      );
+      return res.status(200).send({ subscriptions });
+    } catch (error) {
+      next(error);
+    }
+  }
+
+  /**
+   * Retrieves the LemonSqueezy checkout url.
+   * @param {Request} req
+   * @param {Response} res
+   * @param {NextFunction} next
+   */
+  private async getCheckoutUrl(
+    req: Request,
+    res: Response,
+    next: NextFunction
+  ) {
+    const { variantId } = this.matchedBodyData(req);
+    const { user } = req;
+
+    try {
+      const checkout = await this.lemonSqueezyService.getCheckout(
+        variantId,
+        user
+      );
+      return res.status(200).send(checkout);
+    } catch (error) {
+      next(error);
+    }
+  }
+}

packages/server/src/api/controllers/Subscription/index.ts

@@ -0,0 +1 @@
+export * from './SubscriptionController';

packages/server/src/api/controllers/Webhooks/Webhooks.ts

@@ -3,6 +3,7 @@ import { PlaidApplication } from '@/services/Banking/Plaid/PlaidApplication';
 import { Request, Response } from 'express';
 import { Inject, Service } from 'typedi';
 import BaseController from '../BaseController';
+import { LemonSqueezyWebhooks } from '@/services/Subscription/LemonSqueezyWebhooks';
 import { PlaidWebhookTenantBootMiddleware } from '@/services/Banking/Plaid/PlaidWebhookTenantBootMiddleware';
 
 @Service()
@@ -10,18 +11,39 @@ export class Webhooks extends BaseController {
   @Inject()
   private plaidApp: PlaidApplication;
 
+  @Inject()
+  private lemonWebhooksService: LemonSqueezyWebhooks;
+
   /**
    * Router constructor.
    */
   router() {
     const router = Router();
 
-    router.use(PlaidWebhookTenantBootMiddleware);
+    router.use('/plaid', PlaidWebhookTenantBootMiddleware);
     router.post('/plaid', this.plaidWebhooks.bind(this));
 
+    router.post('/lemon', this.lemonWebhooks.bind(this));
+
     return router;
   }
 
+  /**
+   * Listens to Lemon Squeezy webhooks events.
+   * @param {Request} req
+   * @param {Response} res
+   * @returns {Response}
+   */
+  public async lemonWebhooks(req: Request, res: Response) {
+    const data = req.body;
+    const signature = req.headers['x-signature'] ?? '';
+    const rawBody = req.rawBody;
+
+    await this.lemonWebhooksService.handlePostWebhook(rawBody, data, signature);
+
+    return res.status(200).send();
+  }
+
   /**
    * Listens to Plaid webhooks.
    * @param {Request} req

packages/server/src/api/index.ts

@@ -4,6 +4,7 @@ import { Container } from 'typedi';
 // Middlewares
 import JWTAuth from '@/api/middleware/jwtAuth';
 import AttachCurrentTenantUser from '@/api/middleware/AttachCurrentTenantUser';
+import SubscriptionMiddleware from '@/api/middleware/SubscriptionMiddleware';
 import TenancyMiddleware from '@/api/middleware/TenancyMiddleware';
 import EnsureTenantIsInitialized from '@/api/middleware/EnsureTenantIsInitialized';
 import SettingsMiddleware from '@/api/middleware/SettingsMiddleware';
@@ -36,6 +37,7 @@ import Resources from './controllers/Resources';
 import ExchangeRates from '@/api/controllers/ExchangeRates';
 import Media from '@/api/controllers/Media';
 import Ping from '@/api/controllers/Ping';
+import { SubscriptionController } from '@/api/controllers/Subscription';
 import InventoryAdjustments from '@/api/controllers/Inventory/InventoryAdjustments';
 import asyncRenderMiddleware from './middleware/AsyncRenderMiddleware';
 import Jobs from './controllers/Jobs';
@@ -70,6 +72,7 @@ export default () => {
 
   app.use('/auth', Container.get(Authentication).router());
   app.use('/invite', Container.get(InviteUsers).nonAuthRouter());
+  app.use('/subscription', Container.get(SubscriptionController).router());
   app.use('/organization', Container.get(Organization).router());
   app.use('/ping', Container.get(Ping).router());
   app.use('/jobs', Container.get(Jobs).router());
@@ -83,6 +86,7 @@ export default () => {
   dashboard.use(JWTAuth);
   dashboard.use(AttachCurrentTenantUser);
   dashboard.use(TenancyMiddleware);
+  dashboard.use(SubscriptionMiddleware('main'));
   dashboard.use(EnsureTenantIsInitialized);
   dashboard.use(SettingsMiddleware);
   dashboard.use(I18nAuthenticatedMiddlware);
@@ -136,12 +140,10 @@ export default () => {
   dashboard.use('/warehouses', Container.get(WarehousesController).router());
   dashboard.use('/projects', Container.get(ProjectsController).router());
   dashboard.use('/tax-rates', Container.get(TaxRatesController).router());
-
   dashboard.use('/import', Container.get(ImportController).router());
 
   dashboard.use('/', Container.get(ProjectTasksController).router());
   dashboard.use('/', Container.get(ProjectTimesController).router());
-
   dashboard.use('/', Container.get(WarehousesItemController).router());
 
   dashboard.use('/dashboard', Container.get(DashboardController).router());

packages/server/src/api/middleware/SubscriptionMiddleware.ts

@@ -0,0 +1,29 @@
+import { Container } from 'typedi';
+import { Request, Response, NextFunction } from 'express';
+
+export default (subscriptionSlug = 'main') =>
+  async (req: Request, res: Response, next: NextFunction) => {
+    const { tenant, tenantId } = req;
+    const { subscriptionRepository } = Container.get('repositories');
+
+    if (!tenant) {
+      throw new Error('Should load `TenancyMiddlware` before this middleware.');
+    }
+    const subscription = await subscriptionRepository.getBySlugInTenant(
+      subscriptionSlug,
+      tenantId
+    );
+    // Validate in case there is no any already subscription.
+    if (!subscription) {
+      return res.boom.badRequest('Tenant has no subscription.', {
+        errors: [{ type: 'TENANT.HAS.NO.SUBSCRIPTION' }],
+      });
+    }
+    // Validate in case the subscription is inactive.
+    else if (subscription.inactive()) {
+      return res.boom.badRequest(null, {
+        errors: [{ type: 'ORGANIZATION.SUBSCRIPTION.INACTIVE' }],
+      });
+    }
+    next();
+  };

packages/server/src/config/index.ts

@@ -1,6 +1,6 @@
 import dotenv from 'dotenv';
 import path from 'path';
-import { toInteger } from 'lodash';
+import { defaultTo, toInteger } from 'lodash';
 import { castCommaListEnvVarToArray, parseBoolean } from '@/utils';
 
 dotenv.config();
@@ -190,6 +190,24 @@ module.exports = {
     secretSandbox: process.env.PLAID_SECRET_SANDBOX,
     redirectSandBox: process.env.PLAID_SANDBOX_REDIRECT_URI,
     redirectDevelopment: process.env.PLAID_DEVELOPMENT_REDIRECT_URI,
-    linkWebhook: process.env.PLAID_LINK_WEBHOOK
+    linkWebhook: process.env.PLAID_LINK_WEBHOOK,
   },
+
+  /**
+   * Lemon Squeezy.
+   */
+  lemonSqueezy: {
+    key: process.env.LEMONSQUEEZY_API_KEY,
+    storeId: process.env.LEMONSQUEEZY_STORE_ID,
+    webhookSecret: process.env.LEMONSQUEEZY_WEBHOOK_SECRET,
+  },
+
+  /**
+   * Bigcapital (Cloud).
+   * NOTE: DO NOT CHANGE THIS OPTION OR ADD THIS ENV VAR.
+   */
+  hostedOnBigcapitalCloud: parseBoolean(
+    defaultTo(process.env.HOSTED_ON_BIGCAPITAL_CLOUD, false),
+    false
+  ),
 };

packages/server/src/exceptions/NotAllowedChangeSubscriptionPlan.ts

@@ -0,0 +1,8 @@
+
+
+export default class NotAllowedChangeSubscriptionPlan {
+
+  constructor() {
+    this.name = "NotAllowedChangeSubscriptionPlan";
+  }
+}

packages/server/src/exceptions/index.ts

@@ -1,3 +1,4 @@
+import NotAllowedChangeSubscriptionPlan from './NotAllowedChangeSubscriptionPlan';
 import ServiceError from './ServiceError';
 import ServiceErrors from './ServiceErrors';
 import TenantAlreadyInitialized from './TenantAlreadyInitialized';
@@ -6,6 +7,7 @@ import TenantDBAlreadyExists from './TenantDBAlreadyExists';
 import TenantDatabaseNotBuilt from './TenantDatabaseNotBuilt';
 
 export {
+  NotAllowedChangeSubscriptionPlan,
   ServiceError,
   ServiceErrors,
   TenantAlreadyInitialized,

packages/server/src/interfaces/Model.ts

@@ -32,11 +32,13 @@ export interface IModelMetaFieldCommon {
   name: string;
   column: string;
   columnable?: boolean;
-  fieldType: IModelColumnType;
   customQuery?: Function;
   required?: boolean;
   importHint?: string;
+  importableRelationLabel?: string;
   order?: number;
+  unique?: number;
+  dataTransferObjectKey?: string;
 }
 
 export interface IModelMetaFieldText {
@@ -67,6 +69,7 @@ export type IModelMetaField = IModelMetaFieldCommon &
     | IModelMetaFieldUrl
     | IModelMetaEnumerationField
     | IModelMetaRelationField
+    | IModelMetaCollectionField
   );
 
 export interface IModelMetaEnumerationOption {
@@ -90,12 +93,71 @@ export interface IModelMetaRelationEnumerationField {
   relationEntityKey: string;
 }
 
+export interface IModelMetaFieldWithFields {
+  fields: IModelMetaFieldCommon2 &
+    (
+      | IModelMetaFieldText
+      | IModelMetaFieldNumber
+      | IModelMetaFieldBoolean
+      | IModelMetaFieldDate
+      | IModelMetaFieldUrl
+      | IModelMetaEnumerationField
+      | IModelMetaRelationField
+    );
+}
+
+interface IModelMetaCollectionObjectField extends IModelMetaFieldWithFields {
+  collectionOf: 'object';
+}
+
+export interface IModelMetaCollectionFieldCommon {
+  fieldType: 'collection';
+  collectionMinLength?: number;
+  collectionMaxLength?: number;
+}
+
+export type IModelMetaCollectionField = IModelMetaCollectionFieldCommon &
+  IModelMetaCollectionObjectField;
+
 export type IModelMetaRelationField = IModelMetaRelationFieldCommon &
   IModelMetaRelationEnumerationField;
 
 export interface IModelMeta {
   defaultFilterField: string;
   defaultSort: IModelMetaDefaultSort;
+
   importable?: boolean;
+
+  importAggregator?: string;
+  importAggregateOn?: string;
+  importAggregateBy?: string;
+
   fields: { [key: string]: IModelMetaField };
 }
+
+// ----
+export interface IModelMetaFieldCommon2 {
+  name: string;
+  required?: boolean;
+  importHint?: string;
+  order?: number;
+  unique?: number;
+}
+
+export interface IModelMetaRelationField2 {
+  fieldType: 'relation';
+  relationModel: string;
+  importableRelationLabel: string | string[];
+}
+
+export type IModelMetaField2 = IModelMetaFieldCommon2 &
+  (
+    | IModelMetaFieldText
+    | IModelMetaFieldNumber
+    | IModelMetaFieldBoolean
+    | IModelMetaFieldDate
+    | IModelMetaFieldUrl
+    | IModelMetaEnumerationField
+    | IModelMetaRelationField2
+    | IModelMetaCollectionField
+  );

packages/server/src/loaders/eventEmitter.ts

@@ -89,7 +89,9 @@ import { InvoiceChangeStatusOnMailSentSubscriber } from '@/services/Sales/Invoic
 import { SaleReceiptMarkClosedOnMailSentSubcriber } from '@/services/Sales/Receipts/subscribers/SaleReceiptMarkClosedOnMailSentSubcriber';
 import { SaleEstimateMarkApprovedOnMailSent } from '@/services/Sales/Estimates/subscribers/SaleEstimateMarkApprovedOnMailSent';
 import { DeleteCashflowTransactionOnUncategorize } from '@/services/Cashflow/subscribers/DeleteCashflowTransactionOnUncategorize';
-import { PreventDeleteTransactionOnDelete } from '@/services/Cashflow/subscribers/PreventDeleteTransactionsOnDelete'; }
+import { PreventDeleteTransactionOnDelete } from '@/services/Cashflow/subscribers/PreventDeleteTransactionsOnDelete';
+import { SubscribeFreeOnSignupCommunity } from '@/services/Subscription/events/SubscribeFreeOnSignupCommunity';
+
 
 export default () => {
   return new EventPublisher();
@@ -218,6 +220,8 @@ export const susbcribers = () => {
 
     // Cashflow
     DeleteCashflowTransactionOnUncategorize,
-    PreventDeleteTransactionOnDelete
+    PreventDeleteTransactionOnDelete,
+
+    SubscribeFreeOnSignupCommunity
   ];
 };

packages/server/src/loaders/express.ts

@@ -36,7 +36,13 @@ export default ({ app }) => {
   // Boom response objects.
   app.use(boom());
 
-  app.use(bodyParser.json());
+  app.use(
+    bodyParser.json({
+      verify: (req, res, buf) => {
+        req.rawBody = buf;
+      },
+    })
+  );
 
   // Parses both json and urlencoded.
   app.use(json());

packages/server/src/loaders/jobs.ts

@@ -11,6 +11,7 @@ import { SendSaleEstimateMailJob } from '@/services/Sales/Estimates/SendSaleEsti
 import { SaleReceiptMailNotificationJob } from '@/services/Sales/Receipts/SaleReceiptMailNotificationJob';
 import { PaymentReceiveMailNotificationJob } from '@/services/Sales/PaymentReceives/PaymentReceiveMailNotificationJob';
 import { PlaidFetchTransactionsJob } from '@/services/Banking/Plaid/PlaidFetchTransactionsJob';
+import { ImportDeleteExpiredFilesJobs } from '@/services/Import/jobs/ImportDeleteExpiredFilesJob';
 
 export default ({ agenda }: { agenda: Agenda }) => {
   new ResetPasswordMailJob(agenda);
@@ -25,6 +26,9 @@ export default ({ agenda }: { agenda: Agenda }) => {
   new SaleReceiptMailNotificationJob(agenda);
   new PaymentReceiveMailNotificationJob(agenda);
   new PlaidFetchTransactionsJob(agenda);
+  new ImportDeleteExpiredFilesJobs(agenda);
 
-  agenda.start();
+  agenda.start().then(() => {
+    agenda.every('1 hours', 'delete-expired-imported-files', {});
+  });
 };

packages/server/src/loaders/systemRepositories.ts

@@ -1,6 +1,7 @@
 import Container from 'typedi';
 import {
   SystemUserRepository,
+  SubscriptionRepository,
   TenantRepository,
 } from '@/system/repositories';
 
@@ -10,6 +11,7 @@ export default () => {
 
   return {
     systemUserRepository: new SystemUserRepository(knex, cache),
+    subscriptionRepository: new SubscriptionRepository(knex, cache),
     tenantRepository: new TenantRepository(knex, cache),
   };
 }

packages/server/src/loaders/tenantModels.ts

@@ -61,7 +61,6 @@ import Task from 'models/Task';
 import TaxRate from 'models/TaxRate';
 import TaxRateTransaction from 'models/TaxRateTransaction';
 import Attachment from 'models/Attachment';
-import Import from 'models/Import';
 import PlaidItem from 'models/PlaidItem';
 import UncategorizedCashflowTransaction from 'models/UncategorizedCashflowTransaction';
 
@@ -128,7 +127,6 @@ export default (knex) => {
     TaxRate,
     TaxRateTransaction,
     Attachment,
-    Import,
     PlaidItem,
     UncategorizedCashflowTransaction
   };

packages/server/src/models/Account.Settings.ts

@@ -12,18 +12,11 @@ export default {
       name: 'account.field.name',
       column: 'name',
       fieldType: 'text',
-      unique: true,
-      required: true,
-      importable: true,
-      exportable: true,
-      order: 1,
     },
     description: {
       name: 'account.field.description',
       column: 'description',
       fieldType: 'text',
-      importable: true,
-      exportable: true,
     },
     slug: {
       name: 'account.field.slug',
@@ -31,19 +24,13 @@ export default {
       fieldType: 'text',
       columnable: false,
       filterable: false,
-      importable: false,
     },
     code: {
       name: 'account.field.code',
       column: 'code',
       fieldType: 'text',
-      exportable: true,
-      importable: true,
-      minLength: 3,
-      maxLength: 6,
-      importHint: 'Unique number to identify the account.',
     },
-    rootType: {
+    root_type: {
       name: 'account.field.root_type',
       fieldType: 'enumeration',
       options: [
@@ -55,7 +42,6 @@ export default {
       ],
       filterCustomQuery: RootTypeFieldFilterQuery,
       sortable: false,
-      importable: false,
     },
     normal: {
       name: 'account.field.normal',
@@ -66,9 +52,8 @@ export default {
       ],
       filterCustomQuery: NormalTypeFieldFilterQuery,
       sortable: false,
-      importable: false,
     },
-    accountType: {
+    type: {
       name: 'account.field.type',
       column: 'account_type',
       fieldType: 'enumeration',
@@ -76,46 +61,71 @@ export default {
         label: accountType.label,
         key: accountType.key,
       })),
-      required: true,
-      importable: true,
-      exportable: true,
-      order: 2,
     },
     active: {
       name: 'account.field.active',
       column: 'active',
       fieldType: 'boolean',
       filterable: false,
-      exportable: true,
-      importable: true,
     },
     balance: {
       name: 'account.field.balance',
       column: 'amount',
       fieldType: 'number',
-      importable: false,
     },
-    currencyCode: {
+    currency: {
       name: 'account.field.currency',
       column: 'currency_code',
       fieldType: 'text',
       filterable: false,
-      importable: true,
-      exportable: true,
     },
-    parentAccount: {
-      name: 'account.field.parent_account',
-      column: 'parent_account_id',
-      fieldType: 'relation',
-      to: { model: 'Account', to: 'id' },
-      importable: false,
-    },
-    createdAt: {
+    created_at: {
       name: 'account.field.created_at',
       column: 'created_at',
       fieldType: 'date',
-      importable: false,
-      exportable: true,
+    },
+  },
+  fields2: {
+    name: {
+      name: 'account.field.name',
+      fieldType: 'text',
+      unique: true,
+      required: true,
+    },
+    description: {
+      name: 'account.field.description',
+      fieldType: 'text',
+    },
+    code: {
+      name: 'account.field.code',
+      fieldType: 'text',
+      minLength: 3,
+      maxLength: 6,
+      unique: true,
+      importHint: 'Unique number to identify the account.',
+    },
+    accountType: {
+      name: 'account.field.type',
+      fieldType: 'enumeration',
+      options: ACCOUNT_TYPES.map((accountType) => ({
+        label: accountType.label,
+        key: accountType.key,
+      })),
+      required: true,
+    },
+    active: {
+      name: 'account.field.active',
+      fieldType: 'boolean',
+    },
+    currencyCode: {
+      name: 'account.field.currency',
+      fieldType: 'text',
+    },
+    parentAccountId: {
+      name: 'account.field.parent_account',
+      fieldType: 'relation',
+      relationModel: 'Account',
+      relationImportMatch: ['name', 'code'],
     },
   },
 };

packages/server/src/models/Bill.Settings.ts

@@ -1,10 +1,13 @@
-
 export default {
   defaultFilterField: 'vendor',
   defaultSort: {
     sortOrder: 'DESC',
     sortField: 'bill_date',
   },
+  importable: true,
+  importAggregator: 'group',
+  importAggregateOn: 'entries',
+  importAggregateBy: 'billNumber',
   fields: {
     vendor: {
       name: 'bill.field.vendor',
@@ -77,6 +80,77 @@ export default {
       fieldType: 'date',
     },
   },
+  fields2: {
+    billNumber: {
+      name: 'Bill No.',
+      fieldType: 'text',
+      required: true,
+    },
+    referenceNo: {
+      name: 'Reference No.',
+      fieldType: 'text',
+    },
+    billDate: {
+      name: 'Date',
+      fieldType: 'date',
+      required: true,
+    },
+    dueDate: {
+      name: 'Due Date',
+      fieldType: 'date',
+      required: true,
+    },
+    vendorId: {
+      name: 'Vendor',
+      fieldType: 'relation',
+      relationModel: 'Contact',
+      relationImportMatch: 'displayName',
+      required: true,
+    },
+    exchangeRate: {
+      name: 'Exchange Rate',
+      fieldType: 'number',
+    },
+    note: {
+      name: 'Note',
+      fieldType: 'text',
+    },
+    open: {
+      name: 'Open',
+      fieldType: 'boolean',
+    },
+    entries: {
+      name: 'Entries',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      collectionMinLength: 1,
+      required: true,
+      fields: {
+        itemId: {
+          name: 'Item',
+          fieldType: 'relation',
+          relationModel: 'Item',
+          relationImportMatch: ['name', 'code'],
+          required: true,
+          importHint: "Matches the item name or code."
+        },
+        rate: {
+          name: 'Rate',
+          fieldType: 'number',
+          required: true,
+        },
+        quantity: {
+          name: 'Quantity',
+          fieldType: 'number',
+          required: true,
+        },
+        description: {
+          name: 'Line Description',
+          fieldType: 'text',
+        },
+      },
+    },
+  },
 };
 
 /**

packages/server/src/models/BillPayment.Settings.ts

@@ -4,6 +4,10 @@ export default {
     sortOrder: 'DESC',
     sortField: 'bill_date',
   },
+  importable: true,
+  importAggregator: 'group',
+  importAggregateOn: 'entries',
+  importAggregateBy: 'paymentNumber',
   fields: {
     vendor: {
       name: 'bill_payment.field.vendor',
@@ -33,7 +37,7 @@ export default {
 
       relationType: 'enumeration',
       relationKey: 'paymentAccount',
-      
+
       relationEntityLabel: 'name',
       relationEntityKey: 'slug',
     },
@@ -63,4 +67,67 @@ export default {
       fieldType: 'date',
     },
   },
+  fields2: {
+    vendorId: {
+      name: 'bill_payment.field.vendor',
+      fieldType: 'relation',
+      relationModel: 'Contact',
+      relationImportMatch: ['displayName'],
+      required: true,
+    },
+    payment_date: {
+      name: 'bill_payment.field.payment_date',
+      fieldType: 'date',
+      required: true,
+    },
+    paymentNumber: {
+      name: 'bill_payment.field.payment_number',
+      fieldType: 'text',
+      unique: true,
+      importHint: "The payment number should be unique."
+    },
+    paymentAccountId: {
+      name: 'bill_payment.field.payment_account',
+      fieldType: 'relation',
+      relationModel: 'Account',
+      relationImportMatch: ['name', 'code'],
+      required: true,
+      importHint: "Matches the account name or code."
+    },
+    exchangeRate: {
+      name: 'bill_payment.field.exchange_rate',
+      fieldType: 'number',
+    },
+    statement: {
+      name: 'bill_payment.field.statement',
+      fieldType: 'text',
+    },
+    reference: {
+      name: 'bill_payment.field.reference',
+      fieldType: 'text',
+    },
+    entries: {
+      name: 'bill_payment.field.entries',
+      column: 'entries',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      collectionMinLength: 1,
+      required: true,
+      fields: {
+        billId: {
+          name: 'bill_payment.field.entries.bill',
+          fieldType: 'relation',
+          relationModel: 'Bill',
+          relationImportMatch: 'billNumber',
+          required: true,
+          importHint: "Matches the bill number."
+        },
+        paymentAmount: {
+          name: 'bill_payment.field.entries.payment_amount',
+          fieldType: 'number',
+          required: true,
+        },
+      },
+    },
+  },
 };

packages/server/src/models/Contact.ts

@@ -187,18 +187,4 @@ export default class Contact extends TenantModel {
       },
     };
   }
-
-  static get fields() {
-    return {
-      contact_service: {
-        column: 'contact_service',
-      },
-      display_name: {
-        column: 'display_name',
-      },
-      created_at: {
-        column: 'created_at',
-      },
-    };
-  }
 }

packages/server/src/models/CreditNote.Meta.ts

@@ -12,6 +12,10 @@ export default {
     sortOrder: 'DESC',
     sortField: 'name',
   },
+  importable: true,
+  importAggregator: 'group',
+  importAggregateOn: 'entries',
+  importAggregateBy: 'creditNoteNumber',
   fields: {
     customer: {
       name: 'credit_note.field.customer',
@@ -77,4 +81,72 @@ export default {
       fieldType: 'date',
     },
   },
+  fields2: {
+    customerId: {
+      name: 'Customer',
+      fieldType: 'relation',
+      relationModel: 'Contact',
+      relationImportMatch: 'displayName',
+      required: true,
+    },
+    exchangeRate: {
+      name: 'Exchange Rate',
+      fieldType: 'number',
+    },
+    creditNoteDate: {
+      name: 'Credit Note Date',
+      fieldType: 'date',
+      required: true,
+    },
+    referenceNo: {
+      name: 'Reference No.',
+      fieldType: 'text',
+    },
+    note: {
+      name: 'Note',
+      fieldType: 'text',
+    },
+    termsConditions: {
+      name: 'Terms & Conditions',
+      fieldType: 'text',
+    },
+    creditNoteNumber: {
+      name: 'Credit Note Number',
+      fieldType: 'text',
+    },
+    open: {
+      name: 'Open',
+      fieldType: 'boolean',
+    },
+    entries: {
+      name: 'Entries',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      collectionMinLength: 1,
+      fields: {
+        itemId: {
+          name: 'Item',
+          fieldType: 'relation',
+          relationModel: 'Item',
+          relationImportMatch: ['name', 'code'],
+          required: true,
+          importHint: 'Matches the item name or code.',
+        },
+        rate: {
+          name: 'Rate',
+          fieldType: 'number',
+          required: true,
+        },
+        quantity: {
+          name: 'Quantity',
+          fieldType: 'number',
+          required: true,
+        },
+        description: {
+          name: 'Description',
+          fieldType: 'text',
+        },
+      },
+    },
+  },
 };

packages/server/src/models/Customer.Settings.ts

@@ -3,213 +3,246 @@ export default {
   defaultFilterField: 'displayName',
   defaultSort: {
     sortOrder: 'DESC',
-    sortField: 'createdAt',
+    sortField: 'created_at',
   },
   fields: {
+    first_name: {
+      name: 'vendor.field.first_name',
+      column: 'first_name',
+      fieldType: 'text',
+    },
+    last_name: {
+      name: 'vendor.field.last_name',
+      column: 'last_name',
+      fieldType: 'text',
+    },
+    display_name: {
+      name: 'vendor.field.display_name',
+      column: 'display_name',
+      fieldType: 'text',
+    },
+    email: {
+      name: 'vendor.field.email',
+      column: 'email',
+      fieldType: 'text',
+    },
+    work_phone: {
+      name: 'vendor.field.work_phone',
+      column: 'work_phone',
+      fieldType: 'text',
+    },
+    personal_phone: {
+      name: 'vendor.field.personal_pone',
+      column: 'personal_phone',
+      fieldType: 'text',
+    },
+    company_name: {
+      name: 'vendor.field.company_name',
+      column: 'company_name',
+      fieldType: 'text',
+    },
+    website: {
+      name: 'vendor.field.website',
+      column: 'website',
+      fieldType: 'text',
+    },
+    created_at: {
+      name: 'vendor.field.created_at',
+      column: 'created_at',
+      fieldType: 'date',
+    },
+    balance: {
+      name: 'vendor.field.balance',
+      column: 'balance',
+      fieldType: 'number',
+    },
+    opening_balance: {
+      name: 'vendor.field.opening_balance',
+      column: 'opening_balance',
+      fieldType: 'number',
+    },
+    opening_balance_at: {
+      name: 'vendor.field.opening_balance_at',
+      column: 'opening_balance_at',
+      fieldType: 'date',
+    },
+    currency_code: {
+      name: 'vendor.field.currency',
+      column: 'currency_code',
+      fieldType: 'text',
+    },
+    status: {
+      name: 'vendor.field.status',
+      type: 'enumeration',
+      options: [
+        { key: 'overdue', label: 'vendor.field.status.overdue' },
+        { key: 'unpaid', label: 'vendor.field.status.unpaid' },
+      ],
+      filterCustomQuery: (query, role) => {
+        switch (role.value) {
+          case 'overdue':
+            query.modify('overdue');
+            break;
+          case 'unpaid':
+            query.modify('unpaid');
+            break;
+        }
+      },
+    },
+  },
+  fields2: {
     customerType: {
       name: 'Customer Type',
-      column: 'contact_type',
       fieldType: 'enumeration',
       options: [
         { key: 'business', label: 'Business' },
         { key: 'individual', label: 'Individual' },
       ],
-      importable: true,
       required: true,
     },
     firstName: {
       name: 'customer.field.first_name',
       column: 'first_name',
       fieldType: 'text',
-      importable: true,
     },
     lastName: {
       name: 'customer.field.last_name',
       column: 'last_name',
       fieldType: 'text',
-      importable: true,
     },
     displayName: {
       name: 'customer.field.display_name',
       column: 'display_name',
       fieldType: 'text',
       required: true,
-      importable: true,
     },
     email: {
       name: 'customer.field.email',
       column: 'email',
       fieldType: 'text',
-      importable: true,
     },
     workPhone: {
       name: 'customer.field.work_phone',
       column: 'work_phone',
       fieldType: 'text',
-      importable: true,
     },
     personalPhone: {
       name: 'customer.field.personal_phone',
       column: 'personal_phone',
       fieldType: 'text',
-      importable: true,
     },
     companyName: {
       name: 'customer.field.company_name',
       column: 'company_name',
       fieldType: 'text',
-      importable: true,
     },
     website: {
       name: 'customer.field.website',
       column: 'website',
       fieldType: 'url',
-      importable: true,
-    },
-    balance: {
-      name: 'customer.field.balance',
-      column: 'balance',
-      fieldType: 'number',
     },
     openingBalance: {
       name: 'customer.field.opening_balance',
       column: 'opening_balance',
       fieldType: 'number',
-      importable: true,
     },
     openingBalanceAt: {
       name: 'customer.field.opening_balance_at',
       column: 'opening_balance_at',
       filterable: false,
       fieldType: 'date',
-      importable: true,
     },
     openingBalanceExchangeRate: {
       name: 'Opening Balance Ex. Rate',
       column: 'opening_balance_exchange_rate',
       fieldType: 'number',
-      importable: true,
     },
     currencyCode: {
       name: 'customer.field.currency',
       column: 'currency_code',
       fieldType: 'text',
-      importable: true,
     },
     note: {
       name: 'Note',
       column: 'note',
       fieldType: 'text',
-      importable: true,
     },
     active: {
       name: 'Active',
       column: 'active',
       fieldType: 'boolean',
-      importable: true,
-    },
-    status: {
-      name: 'customer.field.status',
-      fieldType: 'enumeration',
-      options: [
-        { key: 'active', label: 'customer.field.status.active' },
-        { key: 'inactive', label: 'customer.field.status.inactive' },
-        { key: 'overdue', label: 'customer.field.status.overdue' },
-        { key: 'unpaid', label: 'customer.field.status.unpaid' },
-      ],
-      filterCustomQuery: statusFieldFilterQuery,
     },
     // Billing Address
     billingAddress1: {
       name: 'Billing Address 1',
       column: 'billing_address1',
       fieldType: 'text',
-      importable: true,
     },
     billingAddress2: {
       name: 'Billing Address 2',
       column: 'billing_address2',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressCity: {
       name: 'Billing Address City',
       column: 'billing_address_city',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressCountry: {
       name: 'Billing Address Country',
       column: 'billing_address_country',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressPostcode: {
       name: 'Billing Address Postcode',
       column: 'billing_address_postcode',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressState: {
       name: 'Billing Address State',
       column: 'billing_address_state',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressPhone: {
       name: 'Billing Address Phone',
       column: 'billing_address_phone',
       fieldType: 'text',
-      importable: true,
     },
     // Shipping Address
     shippingAddress1: {
       name: 'Shipping Address 1',
       column: 'shipping_address1',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddress2: {
       name: 'Shipping Address 2',
       column: 'shipping_address2',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressCity: {
       name: 'Shipping Address City',
       column: 'shipping_address_city',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressCountry: {
       name: 'Shipping Address Country',
       column: 'shipping_address_country',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressPostcode: {
       name: 'Shipping Address Postcode',
       column: 'shipping_address_postcode',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressPhone: {
       name: 'Shipping Address Phone',
       column: 'shipping_address_phone',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressState: {
       name: 'Shipping Address State',
       column: 'shipping_address_state',
       fieldType: 'text',
-      importable: true,
-    },
-    //
-    createdAt: {
-      name: 'customer.field.created_at',
-      column: 'created_at',
-      fieldType: 'date',
     },
   },
 };

packages/server/src/models/Expense.Settings.ts

@@ -7,13 +7,14 @@ export default {
     sortOrder: 'DESC',
     sortField: 'name',
   },
+  importable: true,
   fields: {
-    'payment_date': {
+    payment_date: {
       name: 'expense.field.payment_date',
       column: 'payment_date',
       fieldType: 'date',
     },
-    'payment_account': {
+    payment_account: {
       name: 'expense.field.payment_account',
       column: 'payment_account_id',
       fieldType: 'relation',
@@ -24,27 +25,27 @@ export default {
       relationEntityLabel: 'name',
       relationEntityKey: 'slug',
     },
-    'amount': {
+    amount: {
       name: 'expense.field.amount',
       column: 'total_amount',
       fieldType: 'number',
     },
-    'reference_no': {
+    reference_no: {
       name: 'expense.field.reference_no',
       column: 'reference_no',
       fieldType: 'text',
     },
-    'description': {
+    description: {
       name: 'expense.field.description',
       column: 'description',
       fieldType: 'text',
     },
-    'published': {
+    published: {
       name: 'expense.field.published',
       column: 'published_at',
       fieldType: 'date',
     },
-    'status': {
+    status: {
       name: 'expense.field.status',
       fieldType: 'enumeration',
       options: [
@@ -54,12 +55,71 @@ export default {
       filterCustomQuery: StatusFieldFilterQuery,
       sortCustomQuery: StatusFieldSortQuery,
     },
-    'created_at': {
+    created_at: {
       name: 'expense.field.created_at',
       column: 'created_at',
       fieldType: 'date',
     },
   },
+  fields2: {
+    paymentAccountId: {
+      name: 'expense.field.payment_account',
+      fieldType: 'relation',
+      relationModel: 'Account',
+      relationImportMatch: ['name', 'code'],
+      required: true,
+      importHint: "Matches the account name or code."
+    },
+    referenceNo: {
+      name: 'expense.field.reference_no',
+      fieldType: 'text',
+    },
+    paymentDate: {
+      name: 'expense.field.payment_date',
+      fieldType: 'date',
+      required: true,
+    },
+    currencyCode: {
+      name: 'expense.field.currency_code',
+      fieldType: 'text',
+    },
+    exchangeRate: {
+      name: 'expense.field.exchange_rate',
+      fieldType: 'number',
+    },
+    description: {
+      name: 'expense.field.description',
+      fieldType: 'text',
+    },
+    categories: {
+      name: 'expense.field.categories',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      fields: {
+        expenseAccountId: {
+          name: 'expense.field.expense_account',
+          fieldType: 'relation',
+          relationModel: 'Account',
+          relationImportMatch: ['name', 'code'],
+          required: true,
+          importHint: "Matches the account name or code."
+        },
+        amount: {
+          name: 'expense.field.amount',
+          fieldType: 'number',
+          required: true,
+        },
+        description: {
+          name: 'expense.field.line_description',
+          fieldType: 'text',
+        },
+      },
+    },
+    publish: {
+      name: 'expense.field.publish',
+      fieldType: 'boolean',
+    },
+  },
 };
 
 function StatusFieldFilterQuery(query, role) {

packages/server/src/models/Item.Settings.ts

@@ -15,45 +15,38 @@ export default {
         { key: 'service', label: 'item.field.type.service' },
         { key: 'non-inventory', label: 'item.field.type.non-inventory' },
       ],
-      importable: true,
     },
     name: {
       name: 'item.field.name',
       column: 'name',
       fieldType: 'text',
-      importable: true,
     },
     code: {
       name: 'item.field.code',
       column: 'code',
       fieldType: 'text',
-      importable: true,
     },
     sellable: {
       name: 'item.field.sellable',
       column: 'sellable',
       fieldType: 'boolean',
-      importable: true,
     },
     purchasable: {
       name: 'item.field.purchasable',
       column: 'purchasable',
       fieldType: 'boolean',
-      importable: true,
     },
-    sellPrice: {
+    sell_price: {
       name: 'item.field.cost_price',
       column: 'sell_price',
       fieldType: 'number',
-      importable: true,
     },
-    costPrice: {
+    cost_price: {
       name: 'item.field.cost_account',
       column: 'cost_price',
       fieldType: 'number',
-      importable: true,
     },
-    costAccount: {
+    cost_account: {
       name: 'item.field.sell_account',
       column: 'cost_account_id',
       fieldType: 'relation',
@@ -63,10 +56,8 @@ export default {
 
       relationEntityLabel: 'name',
       relationEntityKey: 'slug',
-
-      importable: true,
     },
-    sellAccount: {
+    sell_account: {
       name: 'item.field.sell_description',
       column: 'sell_account_id',
       fieldType: 'relation',
@@ -76,10 +67,8 @@ export default {
 
       relationEntityLabel: 'name',
       relationEntityKey: 'slug',
-
-      importable: true,
     },
-    inventoryAccount: {
+    inventory_account: {
       name: 'item.field.inventory_account',
       column: 'inventory_account_id',
 
@@ -88,32 +77,26 @@ export default {
 
       relationEntityLabel: 'name',
       relationEntityKey: 'slug',
-
-      importable: true,
     },
-    sellDescription: {
+    sell_description: {
       name: 'Sell description',
       column: 'sell_description',
       fieldType: 'text',
-      importable: true,
     },
-    purchaseDescription: {
+    purchase_description: {
       name: 'Purchase description',
       column: 'purchase_description',
       fieldType: 'text',
-      importable: true,
     },
-    quantityOnHand: {
+    quantity_on_hand: {
       name: 'item.field.quantity_on_hand',
       column: 'quantity_on_hand',
       fieldType: 'number',
-      importable: true,
     },
     note: {
       name: 'item.field.note',
       column: 'note',
       fieldType: 'text',
-      importable: true,
     },
     category: {
       name: 'item.field.category',
@@ -124,19 +107,99 @@ export default {
 
       relationEntityLabel: 'name',
       relationEntityKey: 'id',
-      importable: true,
     },
     active: {
       name: 'item.field.active',
       column: 'active',
       fieldType: 'boolean',
-      importable: true,
+      filterable: false,
     },
-    createdAt: {
+    created_at: {
       name: 'item.field.created_at',
       column: 'created_at',
       columnType: 'date',
       fieldType: 'date',
     },
   },
+  fields2: {
+    type: {
+      name: 'item.field.type',
+      fieldType: 'enumeration',
+      options: [
+        { key: 'inventory', label: 'item.field.type.inventory' },
+        { key: 'service', label: 'item.field.type.service' },
+        { key: 'non-inventory', label: 'item.field.type.non-inventory' },
+      ],
+      required: true,
+    },
+    name: {
+      name: 'item.field.name',
+      fieldType: 'text',
+      required: true,
+    },
+    code: {
+      name: 'item.field.code',
+      fieldType: 'text',
+    },
+    sellable: {
+      name: 'item.field.sellable',
+      fieldType: 'boolean',
+    },
+    purchasable: {
+      name: 'item.field.purchasable',
+      fieldType: 'boolean',
+    },
+    sellPrice: {
+      name: 'item.field.sell_price',
+      fieldType: 'number',
+    },
+    cost_price: {
+      name: 'item.field.cost_price',
+      fieldType: 'number',
+    },
+    costAccount: {
+      name: 'item.field.cost_account',
+      fieldType: 'relation',
+      relationModel: 'Account',
+      relationImportMatch: ['name', 'code'],
+      importHint: 'Matches the account name or code.',
+    },
+    sellAccount: {
+      name: 'item.field.sell_account',
+      fieldType: 'relation',
+      relationModel: 'Account',
+      relationImportMatch: ['name', 'code'],
+      importHint: 'Matches the account name or code.',
+    },
+    inventoryAccount: {
+      name: 'item.field.inventory_account',
+      fieldType: 'relation',
+      relationModel: 'Account',
+      relationImportMatch: ['name', 'code'],
+      importHint: 'Matches the account name or code.',
+    },
+    sellDescription: {
+      name: 'Sell Description',
+      fieldType: 'text',
+    },
+    purchaseDescription: {
+      name: 'Purchase Description',
+      fieldType: 'text',
+    },
+    note: {
+      name: 'item.field.note',
+      fieldType: 'text',
+    },
+    category: {
+      name: 'item.field.category',
+      fieldType: 'relation',
+      relationModel: 'ItemCategory',
+      relationImportMatch: ['name'],
+      importHint: "Matches the category name."
+    },
+    active: {
+      name: 'item.field.active',
+      fieldType: 'boolean',
+    },
+  },
 };

packages/server/src/models/ItemCategory.Settings.ts

@@ -4,6 +4,7 @@ export default {
     sortField: 'name',
     sortOrder: 'DESC',
   },
+  importable: true,
   fields: {
     name: {
       name: 'item_category.field.name',
@@ -27,4 +28,16 @@ export default {
       columnType: 'date',
     },
   },
+  fields2: {
+    name: {
+      name: 'item_category.field.name',
+      column: 'name',
+      fieldType: 'text',
+    },
+    description: {
+      name: 'item_category.field.description',
+      column: 'description',
+      fieldType: 'text',
+    },
+  },
 };

packages/server/src/models/ManualJournal.Settings.ts

@@ -4,54 +4,130 @@ export default {
     sortOrder: 'DESC',
     sortField: 'name',
   },
+  importable: true,
+  importAggregator: 'group',
+  importAggregateOn: 'entries',
+  importAggregateBy: 'journalNumber',
   fields: {
-    'date': {
+    date: {
       name: 'manual_journal.field.date',
       column: 'date',
       fieldType: 'date',
     },
-    'journal_number': {
+    journal_number: {
       name: 'manual_journal.field.journal_number',
       column: 'journal_number',
       fieldType: 'text',
     },
-    'reference': {
+    reference: {
       name: 'manual_journal.field.reference',
       column: 'reference',
       fieldType: 'text',
     },
-    'journal_type': {
+    journal_type: {
       name: 'manual_journal.field.journal_type',
       column: 'journal_type',
       fieldType: 'text',
     },
-    'amount': {
+    amount: {
       name: 'manual_journal.field.amount',
       column: 'amount',
       fieldType: 'number',
     },
-    'description': {
+    description: {
       name: 'manual_journal.field.description',
       column: 'description',
       fieldType: 'text',
     },
-    'status': {
+    status: {
       name: 'manual_journal.field.status',
       column: 'status',
       fieldType: 'enumeration',
       options: [
         { key: 'draft', label: 'Draft' },
-        { key: 'published', label: 'published' }
+        { key: 'published', label: 'published' },
       ],
       filterCustomQuery: StatusFieldFilterQuery,
       sortCustomQuery: StatusFieldSortQuery,
     },
-    'created_at': {
+    created_at: {
       name: 'manual_journal.field.created_at',
       column: 'created_at',
       fieldType: 'date',
     },
   },
+  fields2: {
+    date: {
+      name: 'manual_journal.field.date',
+      fieldType: 'date',
+      required: true,
+    },
+    journalNumber: {
+      name: 'manual_journal.field.journal_number',
+      fieldType: 'text',
+      required: true,
+    },
+    reference: {
+      name: 'manual_journal.field.reference',
+      fieldType: 'text',
+    },
+    journalType: {
+      name: 'manual_journal.field.journal_type',
+      fieldType: 'text',
+    },
+    currencyCode: {
+      name: 'manual_journal.field.currency',
+      fieldType: 'text',
+    },
+    exchange_rate: {
+      name: 'manual_journal.field.exchange_rate',
+      fieldType: 'number',
+    },
+    description: {
+      name: 'manual_journal.field.description',
+      fieldType: 'text',
+    },
+    entries: {
+      name: 'Entries',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      collectionMinLength: 2,
+      required: true,
+      fields: {
+        credit: {
+          name: 'Credit',
+          fieldType: 'number',
+          required: true,
+        },
+        debit: {
+          name: 'Debit',
+          fieldType: 'number',
+          required: true,
+        },
+        accountId: {
+          name: 'Account',
+          fieldType: 'relation',
+          relationModel: 'Account',
+          relationImportMatch: ['name', 'code'],
+          required: true,
+        },
+        contact: {
+          name: 'Contact',
+          fieldType: 'relation',
+          relationModel: 'Contact',
+          relationImportMatch: 'displayName',
+        },
+        note: {
+          name: 'Note',
+          fieldType: 'text',
+        },
+      },
+    },
+    publish: {
+      name: 'Publish',
+      fieldType: 'boolean',
+    },
+  },
 };
 
 /**
@@ -64,6 +140,6 @@ function StatusFieldSortQuery(query, role) {
 /**
  * Status field filter custom query.
  */
- function StatusFieldFilterQuery(query, role) {
+function StatusFieldFilterQuery(query, role) {
   query.modify('filterByStatus', role.value);
 }

packages/server/src/models/ModelSetting.ts

@@ -1,33 +1,54 @@
 import { get } from 'lodash';
-import { IModelMeta, IModelMetaField, IModelMetaDefaultSort } from '@/interfaces';
+import {
+  IModelMeta,
+  IModelMetaField,
+  IModelMetaDefaultSort,
+} from '@/interfaces';
+
+const defaultModelMeta = {
+  fields: {},
+  fields2: {},
+};
 
 export default (Model) =>
   class ModelSettings extends Model {
     /**
      *
+     * @returns {IModelMeta}
      */
     static get meta(): IModelMeta {
       throw new Error('');
     }
 
+    /**
+     * Parsed meta merged with default emta.
+     * @returns {IModelMeta}
+     */
+    static get parsedMeta(): IModelMeta {
+      return {
+        ...defaultModelMeta,
+        ...this.meta,
+      };
+    }
+
     /**
      * Retrieve specific model field meta of the given field key.
      * @param {string} key
      * @returns {IModelMetaField}
      */
-    public static getField(key: string, attribute?:string): IModelMetaField {
+    public static getField(key: string, attribute?: string): IModelMetaField {
       const field = get(this.meta.fields, key);
 
       return attribute ? get(field, attribute) : field;
     }
 
     /**
-     * Retrieve  the specific model meta.
+     * Retrieves the specific model meta.
      * @param {string} key
      * @returns
      */
     public static getMeta(key?: string) {
-      return key ? get(this.meta, key): this.meta; 
+      return key ? get(this.parsedMeta, key) : this.parsedMeta;
     }
 
     /**

packages/server/src/models/PaymentReceive.Settings.ts

@@ -1,5 +1,8 @@
-
 export default {
+  importable: true,
+  importAggregator: 'group',
+  importAggregateOn: 'entries',
+  importAggregateBy: 'paymentReceiveNo',
   fields: {
     customer: {
       name: 'payment_receive.field.customer',
@@ -54,4 +57,65 @@ export default {
       fieldDate: 'date',
     },
   },
+  fields2: {
+    customerId: {
+      name: 'payment_receive.field.customer',
+      fieldType: 'relation',
+      relationModel: 'Contact',
+      relationImportMatch: ['displayName'],
+      required: true,
+    },
+    exchangeRate: {
+      name: 'payment_receive.field.exchange_rate',
+      fieldType: 'number',
+    },
+    paymentDate: {
+      name: 'payment_receive.field.payment_date',
+      fieldType: 'date',
+      required: true,
+    },
+    referenceNo: {
+      name: 'payment_receive.field.reference_no',
+      fieldType: 'text',
+    },
+    depositAccountId: {
+      name: 'payment_receive.field.deposit_account',
+      fieldType: 'relation',
+      relationModel: 'Account',
+      relationImportMatch: ['name', 'code'],
+      required: true,
+      importHint: "Matches the account name or code."
+    },
+    paymentReceiveNo: {
+      name: 'payment_receive.field.payment_receive_no',
+      fieldType: 'text',
+      importHint: "The payment number should be unique."
+    },
+    statement: {
+      name: 'payment_receive.field.statement',
+      fieldType: 'text',
+    },
+    entries: {
+      name: 'payment_receive.field.entries',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      collectionMinLength: 1,
+      required: true,
+      fields: {
+        invoiceId: {
+          name: 'payment_receive.field.invoice',
+          fieldType: 'relation',
+          relationModel: 'SaleInvoice',
+          relationImportMatch: 'invoiceNo',
+          required: true,
+          importHint: "Matches the invoice number."
+        },
+        paymentAmount: {
+          name: 'payment_receive.field.entries.payment_amount',
+          fieldType: 'number',
+          required: true,
+        },
+      },
+    },
+  },
 };

packages/server/src/models/SaleEstimate.Settings.ts

@@ -4,18 +4,22 @@ export default {
     sortOrder: 'DESC',
     sortField: 'estimate_date',
   },
+  importable: true,
+  importAggregator: 'group',
+  importAggregateOn: 'entries',
+  importAggregateBy: 'estimateNumber',
   fields: {
-    'amount': {
+    amount: {
       name: 'estimate.field.amount',
       column: 'amount',
       fieldType: 'number',
     },
-    'estimate_number': {
+    estimate_number: {
       name: 'estimate.field.estimate_number',
       column: 'estimate_number',
       fieldType: 'text',
     },
-    'customer': {
+    customer: {
       name: 'estimate.field.customer',
       column: 'customer_id',
       fieldType: 'relation',
@@ -26,32 +30,32 @@ export default {
       relationEntityLabel: 'display_name',
       relationEntityKey: 'id',
     },
-    'estimate_date': {
+    estimate_date: {
       name: 'estimate.field.estimate_date',
       column: 'estimate_date',
       fieldType: 'date',
     },
-    'expiration_date': {
+    expiration_date: {
       name: 'estimate.field.expiration_date',
       column: 'expiration_date',
       fieldType: 'date',
     },
-    'reference_no': {
+    reference_no: {
       name: 'estimate.field.reference_no',
       column: 'reference',
       fieldType: 'text',
     },
-    'note': {
+    note: {
       name: 'estimate.field.note',
       column: 'note',
       fieldType: 'text',
     },
-    'terms_conditions': {
+    terms_conditions: {
       name: 'estimate.field.terms_conditions',
       column: 'terms_conditions',
       fieldType: 'text',
     },
-    'status': {
+    status: {
       name: 'estimate.field.status',
       fieldType: 'enumeration',
       options: [
@@ -63,12 +67,90 @@ export default {
       filterCustomQuery: StatusFieldFilterQuery,
       sortCustomQuery: StatusFieldSortQuery,
     },
-    'created_at': {
+    created_at: {
       name: 'estimate.field.created_at',
       column: 'created_at',
       columnType: 'date',
     },
   },
+  fields2: {
+    customerId: {
+      name: 'Customer',
+      fieldType: 'relation',
+      relationModel: 'Contact',
+      relationImportMatch: ['displayName'],
+      required: true,
+    },
+    estimateDate: {
+      name: 'Estimate Date',
+      fieldType: 'date',
+      required: true,
+    },
+    expirationDate: {
+      name: 'Expiration Date',
+      fieldType: 'date',
+      required: true,
+    },
+    estimateNumber: {
+      name: 'Estimate No.',
+      fieldType: 'text',
+    },
+    reference: {
+      name: 'Reference No.',
+      fieldType: 'text',
+    },
+    exchangeRate: {
+      name: 'Exchange Rate',
+      fieldType: 'number',
+    },
+    currencyCode: {
+      name: 'Currency',
+      fieldType: 'text',
+    },
+    note: {
+      name: 'Note',
+      fieldType: 'text',
+    },
+    termsConditions: {
+      name: 'Terms & Conditions',
+      fieldType: 'text',
+    },
+    delivered: {
+      name: 'Delivered',
+      type: 'boolean',
+    },
+    entries: {
+      name: 'Entries',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      collectionMinLength: 1,
+      required: true,
+      fields: {
+        itemId: {
+          name: 'invoice.field.item_name',
+          fieldType: 'relation',
+          relationModel: 'Item',
+          relationImportMatch: ['name', 'code'],
+          required: true,
+          importHint: "Matches the item name or code."
+        },
+        rate: {
+          name: 'invoice.field.rate',
+          fieldType: 'number',
+          required: true,
+        },
+        quantity: {
+          name: 'invoice.field.quantity',
+          fieldType: 'number',
+          required: true,
+        },
+        description: {
+          name: 'Line Description',
+          fieldType: 'text',
+        },
+      },
+    },
+  },
 };
 
 function StatusFieldSortQuery(query, role) {

packages/server/src/models/SaleInvoice.Settings.ts

@@ -4,6 +4,10 @@ export default {
     sortOrder: 'DESC',
     sortField: 'created_at',
   },
+  importable: true,
+  importAggregator: 'group',
+  importAggregateOn: 'entries',
+  importAggregateBy: 'invoiceNo',
   fields: {
     customer: {
       name: 'invoice.field.customer',
@@ -83,6 +87,84 @@ export default {
       fieldType: 'date',
     },
   },
+  fields2: {
+    invoiceDate: {
+      name: 'invoice.field.invoice_date',
+      fieldType: 'date',
+      required: true,
+    },
+    dueDate: {
+      name: 'invoice.field.due_date',
+      fieldType: 'date',
+      required: true,
+    },
+    referenceNo: {
+      name: 'invoice.field.reference_no',
+      fieldType: 'text',
+    },
+    invoiceNo: {
+      name: 'invoice.field.invoice_no',
+      fieldType: 'text',
+    },
+    customerId: {
+      name: 'invoice.field.customer',
+      fieldType: 'relation',
+      relationModel: 'Contact',
+      relationImportMatch: 'displayName',
+      required: true,
+    },
+    exchangeRate: {
+      name: 'invoice.field.exchange_rate',
+      fieldType: 'number',
+    },
+    currencyCode: {
+      name: 'invoice.field.currency',
+      fieldType: 'text',
+    },
+    invoiceMessage: {
+      name: 'invoice.field.invoice_message',
+      fieldType: 'text',
+    },
+    termsConditions: {
+      name: 'invoice.field.terms_conditions',
+      fieldType: 'text',
+    },
+    entries: {
+      name: 'invoice.field.entries',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      collectionMinLength: 1,
+      required: true,
+      fields: {
+        itemId: {
+          name: 'invoice.field.item_name',
+          fieldType: 'relation',
+          relationModel: 'Item',
+          relationImportMatch: ['name', 'code'],
+          required: true,
+          importHint: "Matches the item name or code."
+        },
+        rate: {
+          name: 'invoice.field.rate',
+          fieldType: 'number',
+          required: true,
+        },
+        quantity: {
+          name: 'invoice.field.quantity',
+          fieldType: 'number',
+          required: true,
+        },
+        description: {
+          name: 'invoice.field.description',
+          fieldType: 'text',
+        },
+      },
+    },
+    delivered: {
+      name: 'invoice.field.delivered',
+      fieldType: 'boolean',
+    },
+  },
 };
 
 /**

packages/server/src/models/SaleReceipt.Settings.ts

@@ -4,13 +4,17 @@ export default {
     sortOrder: 'DESC',
     sortField: 'created_at',
   },
+  importable: true,
+  importAggregator: 'group',
+  importAggregateOn: 'entries',
+  importAggregateBy: 'receiptNumber',
   fields: {
-    'amount': {
+    amount: {
       name: 'receipt.field.amount',
       column: 'amount',
       fieldType: 'number',
     },
-    'deposit_account': {
+    deposit_account: {
       column: 'deposit_account_id',
       name: 'receipt.field.deposit_account',
       fieldType: 'relation',
@@ -21,7 +25,7 @@ export default {
       relationEntityLabel: 'name',
       relationEntityKey: 'slug',
     },
-    'customer': {
+    customer: {
       name: 'receipt.field.customer',
       column: 'customer_id',
       fieldType: 'relation',
@@ -32,38 +36,37 @@ export default {
       relationEntityLabel: 'display_name',
       relationEntityKey: 'id',
     },
-    'receipt_date': {
+    receipt_date: {
       name: 'receipt.field.receipt_date',
       column: 'receipt_date',
       fieldType: 'date',
-      
     },
-    'receipt_number': {
+    receipt_number: {
       name: 'receipt.field.receipt_number',
       column: 'receipt_number',
       fieldType: 'text',
     },
-    'reference_no': {
+    reference_no: {
       name: 'receipt.field.reference_no',
       column: 'reference_no',
       fieldType: 'text',
     },
-    'receipt_message': {
+    receipt_message: {
       name: 'receipt.field.receipt_message',
       column: 'receipt_message',
       fieldType: 'text',
     },
-    'statement': {
+    statement: {
       name: 'receipt.field.statement',
       column: 'statement',
       fieldType: 'text',
     },
-    'created_at': {
+    created_at: {
       name: 'receipt.field.created_at',
       column: 'created_at',
       fieldType: 'date',
     },
-    'status': {
+    status: {
       name: 'receipt.field.status',
       fieldType: 'enumeration',
       options: [
@@ -74,6 +77,82 @@ export default {
       sortCustomQuery: StatusFieldSortQuery,
     },
   },
+  fields2: {
+    receiptDate: {
+      name: 'Receipt Date',
+      fieldType: 'date',
+      required: true,
+    },
+    customerId: {
+      name: 'Customer',
+      fieldType: 'relation',
+      relationModel: 'Contact',
+      relationImportMatch: 'displayName',
+      required: true,
+    },
+    depositAccountId: {
+      name: 'Deposit Account',
+      fieldType: 'relation',
+      relationModel: 'Account',
+      relationImportMatch: ['name', 'code'],
+      required: true,
+    },
+    exchangeRate: {
+      name: 'Exchange Rate',
+      fieldType: 'number',
+    },
+    receiptNumber: {
+      name: 'Receipt Number',
+      fieldType: 'text',
+    },
+    referenceNo: {
+      name: 'Reference No.',
+      fieldType: 'text',
+    },
+    closed: {
+      name: 'Closed',
+      fieldType: 'boolean',
+    },
+    entries: {
+      name: 'Entries',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      collectionMinLength: 1,
+      required: true,
+      fields: {
+        itemId: {
+          name: 'invoice.field.item_name',
+          fieldType: 'relation',
+          relationModel: 'Item',
+          relationImportMatch: ['name', 'code'],
+          required: true,
+          importHint: "Matches the item name or code."
+        },
+        rate: {
+          name: 'invoice.field.rate',
+          fieldType: 'number',
+          required: true,
+        },
+        quantity: {
+          name: 'invoice.field.quantity',
+          fieldType: 'number',
+          required: true,
+        },
+        description: {
+          name: 'invoice.field.description',
+          fieldType: 'text',
+        },
+      },
+    },
+    statement: {
+      name: 'Statement',
+      fieldType: 'text',
+    },
+    receiptMessage: {
+      name: 'Receipt Message',
+      fieldType: 'text',
+    },
+  },
 };
 
 function StatusFieldFilterQuery(query, role) {

packages/server/src/models/UncategorizedCashflowTransaction.meta.ts

@@ -2,7 +2,7 @@ export default {
   defaultFilterField: 'createdAt',
   defaultSort: {
     sortOrder: 'DESC',
-    sortField: 'createdAt',
+    sortField: 'created_at',
   },
   importable: true,
   fields: {
@@ -10,33 +10,27 @@ export default {
       name: 'Date',
       column: 'date',
       fieldType: 'date',
-      importable: true,
-      required: true,
     },
     payee: {
       name: 'Payee',
       column: 'payee',
       fieldType: 'text',
-      importable: true,
     },
     description: {
       name: 'Description',
       column: 'description',
       fieldType: 'text',
-      importable: true,
     },
     referenceNo: {
       name: 'Reference No.',
       column: 'reference_no',
       fieldType: 'text',
-      importable: true,
     },
     amount: {
       name: 'Amount',
       column: 'Amount',
       fieldType: 'numeric',
       required: true,
-      importable: true,
     },
     account: {
       name: 'Account',
@@ -51,4 +45,28 @@ export default {
       importable: false,
     },
   },
+  fields2: {
+    date: {
+      name: 'Date',
+      fieldType: 'date',
+      required: true,
+    },
+    payee: {
+      name: 'Payee',
+      fieldType: 'text',
+    },
+    description: {
+      name: 'Description',
+      fieldType: 'text',
+    },
+    referenceNo: {
+      name: 'Reference No.',
+      fieldType: 'text',
+    },
+    amount: {
+      name: 'Amount',
+      fieldType: 'number',
+      required: true,
+    },
+  },
 };

packages/server/src/models/Vendor.Settings.ts

@@ -2,99 +2,74 @@ export default {
   defaultFilterField: 'displayName',
   defaultSort: {
     sortOrder: 'DESC',
-    sortField: 'createdAt',
+    sortField: 'created_at',
   },
   importable: true,
   fields: {
-    firstName: {
+    first_name: {
       name: 'vendor.field.first_name',
       column: 'first_name',
       fieldType: 'text',
-      importable: true,
     },
-    lastName: {
+    last_name: {
       name: 'vendor.field.last_name',
       column: 'last_name',
       fieldType: 'text',
-      importable: true,
     },
-    displayName: {
+    display_name: {
       name: 'vendor.field.display_name',
       column: 'display_name',
       fieldType: 'text',
-      required: true,
-      importable: true,
     },
     email: {
       name: 'vendor.field.email',
       column: 'email',
       fieldType: 'text',
-      importable: true,
     },
-    workPhone: {
+    work_phone: {
       name: 'vendor.field.work_phone',
       column: 'work_phone',
       fieldType: 'text',
-      importable: true,
     },
-    personalPhone: {
-      name: 'vendor.field.personal_phone',
+    personal_phone: {
+      name: 'vendor.field.personal_pone',
       column: 'personal_phone',
       fieldType: 'text',
-      importable: true,
     },
-    companyName: {
+    company_name: {
       name: 'vendor.field.company_name',
       column: 'company_name',
       fieldType: 'text',
-      importable: true,
     },
     website: {
       name: 'vendor.field.website',
       column: 'website',
       fieldType: 'text',
-      importable: true,
+    },
+    created_at: {
+      name: 'vendor.field.created_at',
+      column: 'created_at',
+      fieldType: 'date',
     },
     balance: {
       name: 'vendor.field.balance',
       column: 'balance',
       fieldType: 'number',
     },
-    openingBalance: {
+    opening_balance: {
       name: 'vendor.field.opening_balance',
       column: 'opening_balance',
       fieldType: 'number',
-      importable: true,
     },
-    openingBalanceAt: {
+    opening_balance_at: {
       name: 'vendor.field.opening_balance_at',
       column: 'opening_balance_at',
       fieldType: 'date',
-      importable: true,
     },
-    openingBalanceExchangeRate: {
-      name: 'Opening Balance Ex. Rate',
-      column: 'opening_balance_exchange_rate',
-      fieldType: 'number',
-      importable: true,
-    },
-    currencyCode: {
+    currency_code: {
       name: 'vendor.field.currency',
       column: 'currency_code',
       fieldType: 'text',
-      importable: true,
-    },
-    note: {
-      name: 'Note',
-      column: 'note',
-      fieldType: 'text',
-      importable: true,
-    },
-    active: {
-      name: 'Active',
-      column: 'active',
-      fieldType: 'boolean',
-      importable: true,
     },
     status: {
       name: 'vendor.field.status',
@@ -114,96 +89,150 @@ export default {
         }
       },
     },
+  },
+  fields2: {
+    firstName: {
+      name: 'vendor.field.first_name',
+      column: 'first_name',
+      fieldType: 'text',
+    },
+    lastName: {
+      name: 'vendor.field.last_name',
+      column: 'last_name',
+      fieldType: 'text',
+    },
+    displayName: {
+      name: 'vendor.field.display_name',
+      column: 'display_name',
+      fieldType: 'text',
+      required: true,
+    },
+    email: {
+      name: 'vendor.field.email',
+      column: 'email',
+      fieldType: 'text',
+    },
+    workPhone: {
+      name: 'vendor.field.work_phone',
+      column: 'work_phone',
+      fieldType: 'text',
+    },
+    personalPhone: {
+      name: 'vendor.field.personal_phone',
+      column: 'personal_phone',
+      fieldType: 'text',
+    },
+    companyName: {
+      name: 'vendor.field.company_name',
+      column: 'company_name',
+      fieldType: 'text',
+    },
+    website: {
+      name: 'vendor.field.website',
+      column: 'website',
+      fieldType: 'text',
+    },
+    openingBalance: {
+      name: 'vendor.field.opening_balance',
+      column: 'opening_balance',
+      fieldType: 'number',
+    },
+    openingBalanceAt: {
+      name: 'vendor.field.opening_balance_at',
+      column: 'opening_balance_at',
+      fieldType: 'date',
+    },
+    openingBalanceExchangeRate: {
+      name: 'Opening Balance Ex. Rate',
+      column: 'opening_balance_exchange_rate',
+      fieldType: 'number',
+    },
+    currencyCode: {
+      name: 'vendor.field.currency',
+      column: 'currency_code',
+      fieldType: 'text',
+    },
+    note: {
+      name: 'Note',
+      column: 'note',
+      fieldType: 'text',
+    },
+    active: {
+      name: 'Active',
+      column: 'active',
+      fieldType: 'boolean',
+    },
     // Billing Address
     billingAddress1: {
       name: 'Billing Address 1',
       column: 'billing_address1',
       fieldType: 'text',
-      importable: true,
     },
     billingAddress2: {
       name: 'Billing Address 2',
       column: 'billing_address2',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressCity: {
       name: 'Billing Address City',
       column: 'billing_address_city',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressCountry: {
       name: 'Billing Address Country',
       column: 'billing_address_country',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressPostcode: {
       name: 'Billing Address Postcode',
       column: 'billing_address_postcode',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressState: {
       name: 'Billing Address State',
       column: 'billing_address_state',
       fieldType: 'text',
-      importable: true,
     },
     billingAddressPhone: {
       name: 'Billing Address Phone',
       column: 'billing_address_phone',
       fieldType: 'text',
-      importable: true,
     },
     // Shipping Address
     shippingAddress1: {
       name: 'Shipping Address 1',
       column: 'shipping_address1',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddress2: {
       name: 'Shipping Address 2',
       column: 'shipping_address2',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressCity: {
       name: 'Shipping Address City',
       column: 'shipping_address_city',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressCountry: {
       name: 'Shipping Address Country',
       column: 'shipping_address_country',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressPostcode: {
       name: 'Shipping Address Postcode',
       column: 'shipping_address_postcode',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressState: {
       name: 'Shipping Address State',
       column: 'shipping_address_state',
       fieldType: 'text',
-      importable: true,
     },
     shippingAddressPhone: {
       name: 'Shipping Address Phone',
       column: 'shipping_address_phone',
       fieldType: 'text',
-      importable: true,
-    },
-    createdAt: {
-      name: 'vendor.field.created_at',
-      column: 'created_at',
-      fieldType: 'date',
     },
   },
 };

packages/server/src/models/VendorCredit.Meta.ts

@@ -12,6 +12,10 @@ export default {
     sortOrder: 'DESC',
     sortField: 'name',
   },
+  importable: true,
+  importAggregator: 'group',
+  importAggregateOn: 'entries',
+  importAggregateBy: 'vendorCreditNumber',
   fields: {
     vendor: {
       name: 'vendor_credit.field.vendor',
@@ -72,4 +76,69 @@ export default {
       fieldType: 'date',
     },
   },
+  fields2: {
+    vendorId: {
+      name: 'Vendor',
+      fieldType: 'relation',
+      relationModel: 'Contact',
+      relationImportMatch: 'displayName',
+      required: true,
+    },
+    exchangeRate: {
+      name: 'Echange Rate',
+      fieldType: 'text',
+    },
+    vendorCreditNumber: {
+      name: 'Vendor Credit No.',
+      fieldType: 'text',
+    },
+    referenceNo: {
+      name: 'Refernece No.',
+      fieldType: 'text',
+    },
+    vendorCreditDate: {
+      name: 'Vendor Credit Date',
+      fieldType: 'date',
+      required: true,
+    },
+    note: {
+      name: 'Note',
+      fieldType: 'text',
+    },
+    open: {
+      name: 'Open',
+      fieldType: 'boolean',
+    },
+    entries: {
+      name: 'Entries',
+      fieldType: 'collection',
+      collectionOf: 'object',
+      collectionMinLength: 1,
+      required: true,
+      fields: {
+        itemId: {
+          name: 'Item Name',
+          fieldType: 'relation',
+          relationModel: 'Item',
+          relationImportMatch: ['name', 'code'],
+          required: true,
+          importHint: "Matches the item name or code."
+        },
+        rate: {
+          name: 'Rate',
+          fieldType: 'number',
+          required: true,
+        },
+        quantity: {
+          name: 'Quantity',
+          fieldType: 'number',
+          required: true,
+        },
+        description: {
+          name: 'Description',
+          fieldType: 'text',
+        },
+      },
+    },
+  },
 };

packages/server/src/services/Accounts/CommandAccountValidators.ts

@@ -97,9 +97,11 @@ export class CommandAccountValidators {
           query.whereNot('id', notAccountId);
         }
       });
-
     if (account.length > 0) {
-      throw new ServiceError(ERRORS.ACCOUNT_CODE_NOT_UNIQUE);
+      throw new ServiceError(
+        ERRORS.ACCOUNT_CODE_NOT_UNIQUE,
+        'Account code is not unique.'
+      );
     }
   }
 
@@ -124,7 +126,10 @@ export class CommandAccountValidators {
         }
       });
     if (foundAccount) {
-      throw new ServiceError(ERRORS.ACCOUNT_NAME_NOT_UNIQUE);
+      throw new ServiceError(
+        ERRORS.ACCOUNT_NAME_NOT_UNIQUE,
+        'Account name is not unique.'
+      );
     }
   }
 

packages/server/src/services/Cashflow/CashflowDeleteAccount.ts

@@ -6,7 +6,7 @@ import { ERRORS } from './constants';
 @Service()
 export default class CashflowDeleteAccount {
   @Inject()
-  tenancy: HasTenancyService;
+  private tenancy: HasTenancyService;
 
   /**
    * Validate the account has no associated cashflow transactions.

packages/server/src/services/Cashflow/constants.ts

@@ -79,27 +79,25 @@ export interface ICashflowTransactionTypeMeta {
 }
 
 export const BankTransactionsSampleData = [
-  [
-    {
-      Amount: '6,410.19',
-      Date: '2024-03-26',
-      Payee: 'MacGyver and Sons',
-      'Reference No.': 'REF-1',
-      Description: 'Commodi quo labore.',
-    },
-    {
-      Amount: '8,914.17',
-      Date: '2024-01-05',
-      Payee: 'Eichmann - Bergnaum',
-      'Reference No.': 'REF-1',
-      Description: 'Quia enim et.',
-    },
-    {
-      Amount: '6,200.88',
-      Date: '2024-02-17',
-      Payee: 'Luettgen, Mraz and Legros',
-      'Reference No.': 'REF-1',
-      Description: 'Occaecati consequuntur cum impedit illo.',
-    },
-  ],
+  {
+    Amount: '6,410.19',
+    Date: '2024-03-26',
+    Payee: 'MacGyver and Sons',
+    'Reference No.': 'REF-1',
+    Description: 'Commodi quo labore.',
+  },
+  {
+    Amount: '8,914.17',
+    Date: '2024-01-05',
+    Payee: 'Eichmann - Bergnaum',
+    'Reference No.': 'REF-1',
+    Description: 'Quia enim et.',
+  },
+  {
+    Amount: '6,200.88',
+    Date: '2024-02-17',
+    Payee: 'Luettgen, Mraz and Legros',
+    'Reference No.': 'REF-1',
+    Description: 'Occaecati consequuntur cum impedit illo.',
+  },
 ];

packages/server/src/services/Contacts/Customers/CustomersApplication.ts

@@ -50,10 +50,7 @@ export class CustomersApplication {
    * @param   {ISystemUser} authorizedUser
    * @returns {Promise<ICustomer>}
    */
-  public createCustomer = (
-    tenantId: number,
-    customerDTO: ICustomerNewDTO,
-  ) => {
+  public createCustomer = (tenantId: number, customerDTO: ICustomerNewDTO) => {
     return this.createCustomerService.createCustomer(tenantId, customerDTO);
   };
 

packages/server/src/services/Contacts/Vendors/VendorsApplication.ts

@@ -1,4 +1,5 @@
 import { Inject, Service } from 'typedi';
+import { Knex } from 'knex';
 import {
   ISystemUser,
   IVendorEditDTO,
@@ -42,13 +43,9 @@ export class VendorsApplication {
   public createVendor = (
     tenantId: number,
     vendorDTO: IVendorNewDTO,
-    authorizedUser: ISystemUser
+    trx?: Knex.Transaction
   ) => {
-    return this.createVendorService.createVendor(
-      tenantId,
-      vendorDTO,
-      authorizedUser
-    );
+    return this.createVendorService.createVendor(tenantId, vendorDTO, trx);
   };
 
   /**

packages/server/src/services/Contacts/Vendors/_SampleData.ts

@@ -12,7 +12,7 @@ export const VendorsSampleData = [
     "Opening Balance At": "2022-02-02",
     "Opening Balance Ex. Rate": 2,
     "Currency": "LYD",
-    "Active": "F",
+    "Active": "T",
     "Note": "Doloribus autem optio temporibus dolores mollitia sit.",
     "Billing Address 1": "862 Jessika Well",
     "Billing Address 2": "1091 Dorthy Mount",
@@ -42,7 +42,7 @@ export const VendorsSampleData = [
     "Opening Balance At": "2022-02-02",
     "Opening Balance Ex. Rate": 2,
     "Currency": "LYD",
-    "Active": "F",
+    "Active": "T",
     "Note": "Doloribus dolore dolor dicta vitae in fugit nisi quibusdam.",
     "Billing Address 1": "532 Simonis Spring",
     "Billing Address 2": "3122 Nicolas Inlet",
@@ -72,7 +72,7 @@ export const VendorsSampleData = [
     "Opening Balance At": "2022-02-02",
     "Opening Balance Ex. Rate": 2,
     "Currency": "LYD",
-    "Active": "F",
+    "Active": "T",
     "Note": "Vero quibusdam rem fugit aperiam est modi.",
     "Billing Address 1": "214 Sauer Villages",
     "Billing Address 2": "30687 Kacey Square",
@@ -102,7 +102,7 @@ export const VendorsSampleData = [
     "Opening Balance At": "2022-02-02",
     "Opening Balance Ex. Rate": 2,
     "Currency": "LYD",
-    "Active": "F",
+    "Active": "T",
     "Note": "Quis cumque molestias rerum.",
     "Billing Address 1": "22590 Cathy Harbor",
     "Billing Address 2": "24493 Brycen Brooks",

packages/server/src/services/CreditNotes/CreateCreditNote.ts

@@ -4,7 +4,6 @@ import {
   ICreditNoteCreatedPayload,
   ICreditNoteCreatingPayload,
   ICreditNoteNewDTO,
-  ISystemUser,
 } from '@/interfaces';
 import HasTenancyService from '@/services/Tenancy/TenancyService';
 import ItemsEntriesService from '@/services/Items/ItemsEntriesService';
@@ -34,7 +33,7 @@ export default class CreateCreditNote extends BaseCreditNotes {
   public newCreditNote = async (
     tenantId: number,
     creditNoteDTO: ICreditNoteNewDTO,
-    authorizedUser: ISystemUser
+    trx?: Knex.Transaction
   ) => {
     const { CreditNote, Contact } = this.tenancy.models(tenantId);
 
@@ -66,28 +65,32 @@ export default class CreateCreditNote extends BaseCreditNotes {
       customer.currencyCode
     );
     // Creates a new credit card transactions under unit-of-work envirement.
-    return this.uow.withTransaction(tenantId, async (trx: Knex.Transaction) => {
-      // Triggers `onCreditNoteCreating` event.
-      await this.eventPublisher.emitAsync(events.creditNote.onCreating, {
-        tenantId,
-        creditNoteDTO,
-        trx,
-      } as ICreditNoteCreatingPayload);
+    return this.uow.withTransaction(
+      tenantId,
+      async (trx: Knex.Transaction) => {
+        // Triggers `onCreditNoteCreating` event.
+        await this.eventPublisher.emitAsync(events.creditNote.onCreating, {
+          tenantId,
+          creditNoteDTO,
+          trx,
+        } as ICreditNoteCreatingPayload);
 
-      // Upsert the credit note graph.
-      const creditNote = await CreditNote.query(trx).upsertGraph({
-        ...creditNoteModel,
-      });
-      // Triggers `onCreditNoteCreated` event.
-      await this.eventPublisher.emitAsync(events.creditNote.onCreated, {
-        tenantId,
-        creditNoteDTO,
-        creditNote,
-        creditNoteId: creditNote.id,
-        trx,
-      } as ICreditNoteCreatedPayload);
+        // Upsert the credit note graph.
+        const creditNote = await CreditNote.query(trx).upsertGraph({
+          ...creditNoteModel,
+        });
+        // Triggers `onCreditNoteCreated` event.
+        await this.eventPublisher.emitAsync(events.creditNote.onCreated, {
+          tenantId,
+          creditNoteDTO,
+          creditNote,
+          creditNoteId: creditNote.id,
+          trx,
+        } as ICreditNoteCreatedPayload);
 
-      return creditNote;
-    });
+        return creditNote;
+      },
+      trx
+    );
   };
 }

packages/server/src/services/CreditNotes/CreditNotesImportable.ts

@@ -0,0 +1,44 @@
+import { Inject, Service } from 'typedi';
+import { Knex } from 'knex';
+import { ICreditNoteNewDTO } from '@/interfaces';
+import { Importable } from '../Import/Importable';
+import CreateCreditNote from './CreateCreditNote';
+
+@Service()
+export class CreditNotesImportable extends Importable {
+  @Inject()
+  private createCreditNoteImportable: CreateCreditNote;
+
+  /**
+   * Importing to account service.
+   * @param {number} tenantId
+   * @param {IAccountCreateDTO} createAccountDTO
+   * @returns
+   */
+  public importable(
+    tenantId: number,
+    createAccountDTO: ICreditNoteNewDTO,
+    trx?: Knex.Transaction
+  ) {
+    return this.createCreditNoteImportable.newCreditNote(
+      tenantId,
+      createAccountDTO,
+      trx
+    );
+  }
+
+  /**
+   * Concurrrency controlling of the importing process.
+   * @returns {number}
+   */
+  public get concurrency() {
+    return 1;
+  }
+
+  /**
+   * Retrieves the sample data that used to download accounts sample sheet.
+   */
+  public sampleData(): any[] {
+    return [];
+  }
+}

packages/server/src/services/Expenses/CRUD/CreateExpense.ts

@@ -88,7 +88,8 @@ export class CreateExpense {
   public newExpense = async (
     tenantId: number,
     expenseDTO: IExpenseCreateDTO,
-    authorizedUser: ISystemUser
+    authorizedUser: ISystemUser,
+    trx?: Knex.Transaction
   ): Promise<IExpense> => {
     const { Expense } = await this.tenancy.models(tenantId);
 
@@ -103,28 +104,32 @@ export class CreateExpense {
     );
     // Writes the expense transaction with associated transactions under
     // unit-of-work envirement.
-    return this.uow.withTransaction(tenantId, async (trx: Knex.Transaction) => {
-      // Triggers `onExpenseCreating` event.
-      await this.eventPublisher.emitAsync(events.expenses.onCreating, {
-        trx,
-        tenantId,
-        expenseDTO,
-      } as IExpenseCreatingPayload);
+    return this.uow.withTransaction(
+      tenantId,
+      async (trx: Knex.Transaction) => {
+        // Triggers `onExpenseCreating` event.
+        await this.eventPublisher.emitAsync(events.expenses.onCreating, {
+          trx,
+          tenantId,
+          expenseDTO,
+        } as IExpenseCreatingPayload);
 
-      // Creates a new expense transaction graph.
-      const expense: IExpense = await Expense.query(trx).upsertGraph(
-        expenseObj
-      );
-      // Triggers `onExpenseCreated` event.
-      await this.eventPublisher.emitAsync(events.expenses.onCreated, {
-        tenantId,
-        expenseId: expense.id,
-        authorizedUser,
-        expense,
-        trx,
-      } as IExpenseCreatedPayload);
+        // Creates a new expense transaction graph.
+        const expense: IExpense = await Expense.query(trx).upsertGraph(
+          expenseObj
+        );
+        // Triggers `onExpenseCreated` event.
+        await this.eventPublisher.emitAsync(events.expenses.onCreated, {
+          tenantId,
+          expenseId: expense.id,
+          authorizedUser,
+          expense,
+          trx,
+        } as IExpenseCreatedPayload);
 
-      return expense;
-    });
+        return expense;
+      },
+      trx
+    );
   };
 }

packages/server/src/services/Expenses/ExpensesImportable.ts

@@ -0,0 +1,46 @@
+import { Inject, Service } from 'typedi';
+import { Knex } from 'knex';
+import { IExpenseCreateDTO } from '@/interfaces';
+import { Importable } from '../Import/Importable';
+import { CreateExpense } from './CRUD/CreateExpense';
+import { ExpensesSampleData } from './constants';
+
+@Service()
+export class ExpensesImportable extends Importable {
+  @Inject()
+  private createExpenseService: CreateExpense;
+
+  /**
+   * Importing to account service.
+   * @param {number} tenantId
+   * @param {IAccountCreateDTO} createAccountDTO
+   * @returns
+   */
+  public importable(
+    tenantId: number,
+    createAccountDTO: IExpenseCreateDTO,
+    trx?: Knex.Transaction
+  ) {
+    return this.createExpenseService.newExpense(
+      tenantId,
+      createAccountDTO,
+      {},
+      trx
+    );
+  }
+
+  /**
+   * Concurrrency controlling of the importing process.
+   * @returns {number}
+   */
+  public get concurrency() {
+    return 1;
+  }
+
+  /**
+   * Retrieves the sample data that used to download accounts sample sheet.
+   */
+  public sampleData(): any[] {
+    return ExpensesSampleData;
+  }
+}

packages/server/src/services/Expenses/constants.ts

@@ -36,3 +36,43 @@ export const ERRORS = {
   EXPENSE_ALREADY_PUBLISHED: 'expense_already_published',
   EXPENSE_HAS_ASSOCIATED_LANDED_COST: 'EXPENSE_HAS_ASSOCIATED_LANDED_COST',
 };
+
+export const ExpensesSampleData = [
+  {
+    'Payment Date': '2024-03-01',
+    'Reference No.': 'REF-1',
+    'Payment Account': 'Petty Cash',
+    Description: 'Vel et dolorem architecto veniam.',
+    'Currency Code': '',
+    'Exchange Rate': '',
+    'Expense Account': 'Utilities Expense',
+    Amount: 9000,
+    'Line Description': 'Voluptates voluptas corporis vel.',
+    Publish: 'T',
+  },
+  {
+    'Payment Date': '2024-03-02',
+    'Reference No.': 'REF-2',
+    'Payment Account': 'Petty Cash',
+    Description: 'Id est molestias.',
+    'Currency Code': '',
+    'Exchange Rate': '',
+    'Expense Account': 'Utilities Expense',
+    Amount: 9000,
+    'Line Description': 'Eos voluptatem cumque et voluptate reiciendis.',
+    Publish: 'T',
+  },
+  {
+    'Payment Date': '2024-03-03',
+    'Reference No.': 'REF-3',
+    'Payment Account': 'Petty Cash',
+    Description: 'Quam cupiditate at nihil dicta dignissimos non fugit illo.',
+    'Currency Code': '',
+    'Exchange Rate': '',
+    'Expense Account': 'Utilities Expense',
+    Amount: 9000,
+    'Line Description':
+      'Hic alias rerum sed commodi dolores sint animi perferendis.',
+    Publish: 'T',
+  },
+];

packages/server/src/services/Import/ImportFileCommon.ts

@@ -1,4 +1,3 @@
-import fs from 'fs/promises';
 import XLSX from 'xlsx';
 import bluebird from 'bluebird';
 import * as R from 'ramda';
@@ -7,16 +6,17 @@ import { first } from 'lodash';
 import { ImportFileDataValidator } from './ImportFileDataValidator';
 import { Knex } from 'knex';
 import {
+  ImportInsertError,
   ImportOperError,
   ImportOperSuccess,
   ImportableContext,
 } from './interfaces';
 import { ServiceError } from '@/exceptions';
-import { trimObject } from './_utils';
+import { getUniqueImportableValue, trimObject } from './_utils';
 import { ImportableResources } from './ImportableResources';
 import ResourceService from '../Resource/ResourceService';
 import HasTenancyService from '../Tenancy/TenancyService';
-import Import from '@/models/Import';
+import { Import } from '@/system/models';
 
 @Service()
 export class ImportFileCommon {
@@ -47,14 +47,6 @@ export class ImportFileCommon {
     return XLSX.utils.sheet_to_json(worksheet, {});
   }
 
-  /**
-   * Reads the import file.
-   * @param {string} filename
-   * @returns {Promise<Buffer>}
-   */
-  public readImportFile(filename: string) {
-    return fs.readFile(`public/imports/${filename}`);
-  }
 
   /**
    * Imports the given parsed data to the resource storage through registered importable service.
@@ -70,7 +62,7 @@ export class ImportFileCommon {
     parsedData: Record<string, any>[],
     trx?: Knex.Transaction
   ): Promise<[ImportOperSuccess[], ImportOperError[]]> {
-    const importableFields = this.resource.getResourceImportableFields(
+    const resourceFields = this.resource.getResourceFields2(
       tenantId,
       importFile.resource
     );
@@ -88,11 +80,16 @@ export class ImportFileCommon {
         import: importFile,
       };
       const transformedDTO = importable.transform(objectDTO, context);
-
+      const rowNumber = index + 1;
+      const uniqueValue = getUniqueImportableValue(resourceFields, objectDTO);
+      const errorContext = {
+        rowNumber,
+        uniqueValue,
+      };
       try {
         // Validate the DTO object before passing it to the service layer.
         await this.importFileValidator.validateData(
-          importableFields,
+          resourceFields,
           transformedDTO
         );
         try {
@@ -105,18 +102,27 @@ export class ImportFileCommon {
           success.push({ index, data });
         } catch (err) {
           if (err instanceof ServiceError) {
-            const error = [
+            const error: ImportInsertError[] = [
               {
-                errorCode: 'ValidationError',
+                errorCode: 'ServiceError',
                 errorMessage: err.message || err.errorType,
-                rowNumber: index + 1,
+                ...errorContext,
+              },
+            ];
+            failed.push({ index, error });
+          } else {
+            const error: ImportInsertError[] = [
+              {
+                errorCode: 'UnknownError',
+                errorMessage: 'Unknown error occurred',
+                ...errorContext,
               },
             ];
             failed.push({ index, error });
           }
         }
       } catch (errors) {
-        const error = errors.map((er) => ({ ...er, rowNumber: index + 1 }));
+        const error = errors.map((er) => ({ ...er, ...errorContext }));
         failed.push({ index, error });
       }
     };
@@ -187,19 +193,4 @@ export class ImportFileCommon {
   public parseSheetColumns(json: unknown[]): string[] {
     return R.compose(Object.keys, trimObject, first)(json);
   }
-
-  /**
-   * Deletes the imported file from the storage and database.
-   * @param {number} tenantId
-   * @param {} importFile
-   */
-  public async deleteImportFile(tenantId: number, importFile: any) {
-    const { Import } = this.tenancy.models(tenantId);
-
-    // Deletes the import row.
-    await Import.query().findById(importFile.id).delete();
-
-    // Deletes the imported file.
-    await fs.unlink(`public/imports/${importFile.filename}`);
-  }
 }

packages/server/src/services/Import/ImportFileDataTransformer.ts

@@ -1,24 +1,43 @@
-import { Service } from 'typedi';
-import * as R from 'ramda';
-import { isUndefined, get, chain } from 'lodash';
+import { Inject, Service } from 'typedi';
+import bluebird from 'bluebird';
+import { isUndefined, pickBy, set } from 'lodash';
+import { Knex } from 'knex';
 import { ImportMappingAttr, ResourceMetaFieldsMap } from './interfaces';
-import { parseBoolean } from '@/utils';
-import { trimObject } from './_utils';
+import {
+  valueParser,
+  parseKey,
+  getFieldKey,
+  aggregate,
+  sanitizeSheetData,
+  getMapToPath,
+} from './_utils';
+import ResourceService from '../Resource/ResourceService';
+import HasTenancyService from '../Tenancy/TenancyService';
+import { CurrencyParsingDTOs } from './_constants';
 
 @Service()
 export class ImportFileDataTransformer {
+  @Inject()
+  private resource: ResourceService;
+
+  @Inject()
+  private tenancy: HasTenancyService;
+
   /**
-   *
+   * Parses the given sheet data before passing to the service layer.
+   * based on the mapped fields and the each field type.
    * @param {number} tenantId -
    * @param {}
    */
-  public parseSheetData(
+  public async parseSheetData(
+    tenantId: number,
     importFile: any,
-    importableFields: any,
-    data: Record<string, unknown>[]
-  ) {
+    importableFields: ResourceMetaFieldsMap,
+    data: Record<string, unknown>[],
+    trx?: Knex.Transaction
+  ): Promise<Record<string, any>[]> {
     // Sanitize the sheet data.
-    const sanitizedData = this.sanitizeSheetData(data);
+    const sanitizedData = sanitizeSheetData(data);
 
     // Map the sheet columns key with the given map.
     const mappedDTOs = this.mapSheetColumns(
@@ -26,19 +45,44 @@ export class ImportFileDataTransformer {
       importFile.mappingParsed
     );
     // Parse the mapped sheet values.
-    const parsedValues = this.parseExcelValues(importableFields, mappedDTOs);
-
-    return parsedValues;
+    const parsedValues = await this.parseExcelValues(
+      tenantId,
+      importableFields,
+      mappedDTOs,
+      trx
+    );
+    const aggregateValues = this.aggregateParsedValues(
+      tenantId,
+      importFile.resource,
+      parsedValues
+    );
+    return aggregateValues;
   }
 
   /**
-   * Sanitizes the data in the imported sheet by trimming object keys.
-   * @param json - The JSON data representing the imported sheet.
-   * @returns {string[][]} - The sanitized data with trimmed object keys.
+   * Aggregates parsed data based on resource metadata configuration.
+   * @param {number} tenantId
+   * @param {string} resourceName
+   * @param {Record<string, any>} parsedData
+   * @returns {Record<string, any>[]}
    */
-  public sanitizeSheetData(json) {
-    return R.compose(R.map(trimObject))(json);
-  }
+  public aggregateParsedValues = (
+    tenantId: number,
+    resourceName: string,
+    parsedData: Record<string, any>[]
+  ): Record<string, any>[] => {
+    let _value = parsedData;
+    const meta = this.resource.getResourceMeta(tenantId, resourceName);
+
+    if (meta.importAggregator === 'group') {
+      _value = aggregate(
+        _value,
+        meta.importAggregateBy,
+        meta.importAggregateOn
+      );
+    }
+    return _value;
+  };
 
   /**
    * Maps the columns of the imported data based on the provided mapping attributes.
@@ -55,7 +99,8 @@ export class ImportFileDataTransformer {
       map
         .filter((mapping) => !isUndefined(item[mapping.from]))
         .forEach((mapping) => {
-          newItem[mapping.to] = item[mapping.from];
+          const toPath = getMapToPath(mapping.to, mapping.group);
+          newItem[toPath] = item[mapping.from];
         });
       return newItem;
     });
@@ -67,35 +112,40 @@ export class ImportFileDataTransformer {
    * @param {Record<string, any>} valueDTOS -
    * @returns {Record<string, any>}
    */
-  public parseExcelValues(
+  public async parseExcelValues(
+    tenantId: number,
     fields: ResourceMetaFieldsMap,
-    valueDTOs: Record<string, any>[]
-  ): Record<string, any> {
-    const parser = (value, key) => {
-      let _value = value;
+    valueDTOs: Record<string, any>[],
+    trx?: Knex.Transaction
+  ): Promise<Record<string, any>[]> {
+    const tenantModels = this.tenancy.models(tenantId);
+    const _valueParser = valueParser(fields, tenantModels, trx);
+    const _keyParser = parseKey(fields);
 
-      // Parses the boolean value.
-      if (fields[key].fieldType === 'boolean') {
-        _value = parseBoolean(value, false);
+    const parseAsync = async (valueDTO) => {
+      // Clean up the undefined keys that not exist in resource fields.
+      const _valueDTO = pickBy(
+        valueDTO,
+        (value, key) => !isUndefined(fields[getFieldKey(key)])
+      );
+      // Keys of mapped values. key structure: `group.key` or `key`.
+      const keys = Object.keys(_valueDTO);
 
-        // Parses the enumeration value.
-      } else if (fields[key].fieldType === 'enumeration') {
-        const field = fields[key];
-        const option = get(field, 'options', []).find(
-          (option) => option.label === value
-        );
-        _value = get(option, 'key');
-        // Prases the numeric value.
-      } else if (fields[key].fieldType === 'number') {
-        _value = parseFloat(value);
-      }
-      return _value;
+      // Map the object values.
+      return bluebird.reduce(
+        keys,
+        async (acc, key) => {
+          const parsedValue = await _valueParser(_valueDTO[key], key);
+          const parsedKey = await _keyParser(key);
+
+          set(acc, parsedKey, parsedValue);
+          return acc;
+        },
+        {}
+      );
     };
-    return valueDTOs.map((DTO) => {
-      return chain(DTO)
-        .pickBy((value, key) => !isUndefined(fields[key]))
-        .mapValues(parser)
-        .value();
+    return bluebird.map(valueDTOs, parseAsync, {
+      concurrency: CurrencyParsingDTOs,
     });
   }
 }

packages/server/src/services/Import/ImportFileDataValidator.ts

@@ -32,10 +32,14 @@ export class ImportFileDataValidator {
     try {
       await YupSchema.validate(_data, { abortEarly: false });
     } catch (validationError) {
-      const errors = validationError.inner.map((error) => ({
-        errorCode: 'ValidationError',
-        errorMessage: error.errors,
-      }));
+      const errors = validationError.inner.reduce((errors, error) => {
+        const newErrors = error.errors.map((errMsg) => ({
+          errorCode: 'ValidationError',
+          errorMessage: errMsg,
+        }));
+        return [...errors, ...newErrors];
+      }, []);
+
       throw errors;
     }
   }

packages/server/src/services/Import/ImportFileMapping.ts

@@ -1,6 +1,5 @@
-import { fromPairs } from 'lodash';
+import { fromPairs, isUndefined } from 'lodash';
 import { Inject, Service } from 'typedi';
-import HasTenancyService from '../Tenancy/TenancyService';
 import {
   ImportDateFormats,
   ImportFileMapPOJO,
@@ -9,12 +8,10 @@ import {
 import ResourceService from '../Resource/ResourceService';
 import { ServiceError } from '@/exceptions';
 import { ERRORS } from './_utils';
+import { Import } from '@/system/models';
 
 @Service()
 export class ImportFileMapping {
-  @Inject()
-  private tenancy: HasTenancyService;
-
   @Inject()
   private resource: ResourceService;
 
@@ -29,8 +26,6 @@ export class ImportFileMapping {
     importId: number,
     maps: ImportMappingAttr[]
   ): Promise<ImportFileMapPOJO> {
-    const { Import } = this.tenancy.models(tenantId);
-
     const importFile = await Import.query()
       .findOne('filename', importId)
       .throwIfNotFound();
@@ -69,7 +64,7 @@ export class ImportFileMapping {
     importFile: any,
     maps: ImportMappingAttr[]
   ) {
-    const fields = this.resource.getResourceImportableFields(
+    const fields = this.resource.getResourceFields2(
       tenantId,
       importFile.resource
     );
@@ -78,11 +73,20 @@ export class ImportFileMapping {
     );
     const invalid = [];
 
+    // is not empty, is not undefined or map.group
     maps.forEach((map) => {
-      if (
-        'undefined' === typeof fields[map.to] ||
-        'undefined' === typeof columnsMap[map.from]
-      ) {
+      let _invalid = true;
+
+      if (!map.group && fields[map.to]) {
+        _invalid = false;
+      }
+      if (map.group && fields[map.group] && fields[map.group]?.fields[map.to]) {
+        _invalid = false;
+      }
+      if (columnsMap[map.from]) {
+        _invalid = false;
+      }
+      if (_invalid) {
         invalid.push(map);
       }
     });
@@ -105,10 +109,14 @@ export class ImportFileMapping {
       } else {
         fromMap[map.from] = true;
       }
-      if (toMap[map.to]) {
+      const toPath = !isUndefined(map?.group)
+        ? `${map.group}.${map.to}`
+        : map.to;
+
+      if (toMap[toPath]) {
         throw new ServiceError(ERRORS.DUPLICATED_TO_MAP_ATTR);
       } else {
-        toMap[map.to] = true;
+        toMap[toPath] = true;
       }
     });
   }
@@ -128,6 +136,7 @@ export class ImportFileMapping {
       tenantId,
       resource
     );
+    // @todo Validate date type of the nested fields.
     maps.forEach((map) => {
       if (
         typeof fields[map.to] !== 'undefined' &&

packages/server/src/services/Import/ImportFileMeta.ts

@@ -2,6 +2,7 @@ import { Inject, Service } from 'typedi';
 import HasTenancyService from '../Tenancy/TenancyService';
 import { TransformerInjectable } from '@/lib/Transformer/TransformerInjectable';
 import { ImportFileMetaTransformer } from './ImportFileMetaTransformer';
+import { Import } from '@/system/models';
 
 @Service()
 export class ImportFileMeta {
@@ -12,15 +13,15 @@ export class ImportFileMeta {
   private transformer: TransformerInjectable;
 
   /**
-   *
+   * Retrieves the import meta of the given import model id.
    * @param {number} tenantId
    * @param {number} importId
    * @returns {}
    */
   async getImportMeta(tenantId: number, importId: string) {
-    const { Import } = this.tenancy.models(tenantId);
-
-    const importFile = await Import.query().findOne('importId', importId);
+    const importFile = await Import.query()
+      .where('tenantId', tenantId)
+      .findOne('importId', importId);
 
     // Retrieves the transformed accounts collection.
     return this.transformer.transform(

packages/server/src/services/Import/ImportFileProcess.ts

@@ -2,19 +2,21 @@ import { Inject, Service } from 'typedi';
 import { chain } from 'lodash';
 import { Knex } from 'knex';
 import { ServiceError } from '@/exceptions';
-import { ERRORS, getSheetColumns, getUnmappedSheetColumns } from './_utils';
-import HasTenancyService from '../Tenancy/TenancyService';
+import {
+  ERRORS,
+  getSheetColumns,
+  getUnmappedSheetColumns,
+  readImportFile,
+} from './_utils';
 import { ImportFileCommon } from './ImportFileCommon';
 import { ImportFileDataTransformer } from './ImportFileDataTransformer';
 import ResourceService from '../Resource/ResourceService';
 import UnitOfWork from '../UnitOfWork';
 import { ImportFilePreviewPOJO } from './interfaces';
+import { Import } from '@/system/models';
 
 @Service()
 export class ImportFileProcess {
-  @Inject()
-  private tenancy: HasTenancyService;
-
   @Inject()
   private resource: ResourceService;
 
@@ -38,10 +40,9 @@ export class ImportFileProcess {
     importId: number,
     trx?: Knex.Transaction
   ): Promise<ImportFilePreviewPOJO> {
-    const { Import } = this.tenancy.models(tenantId);
-
     const importFile = await Import.query()
       .findOne('importId', importId)
+      .where('tenantId', tenantId)
       .throwIfNotFound();
 
     // Throw error if the import file is not mapped yet.
@@ -49,27 +50,37 @@ export class ImportFileProcess {
       throw new ServiceError(ERRORS.IMPORT_FILE_NOT_MAPPED);
     }
     // Read the imported file.
-    const buffer = await this.importCommon.readImportFile(importFile.filename);
+    const buffer = await readImportFile(importFile.filename);
     const sheetData = this.importCommon.parseXlsxSheet(buffer);
     const header = getSheetColumns(sheetData);
 
-    const importableFields = this.resource.getResourceImportableFields(
-      tenantId,
-      importFile.resource
-    );
-    // Prases the sheet json data.
-    const parsedData = this.importParser.parseSheetData(
-      importFile,
-      importableFields,
-      sheetData
-    );
+    const resource = importFile.resource;
+    const resourceFields = this.resource.getResourceFields2(tenantId, resource);
+
     // Runs the importing operation with ability to return errors that will happen.
-    const [successedImport, failedImport] = await this.uow.withTransaction(
-      tenantId,
-      (trx: Knex.Transaction) =>
-        this.importCommon.import(tenantId, importFile, parsedData, trx),
-      trx
-    );
+    const [successedImport, failedImport, allData] =
+      await this.uow.withTransaction(
+        tenantId,
+        async (trx: Knex.Transaction) => {
+          // Prases the sheet json data.
+          const parsedData = await this.importParser.parseSheetData(
+            tenantId,
+            importFile,
+            resourceFields,
+            sheetData,
+            trx
+          );
+          const [successedImport, failedImport] =
+            await this.importCommon.import(
+              tenantId,
+              importFile,
+              parsedData,
+              trx
+            );
+          return [successedImport, failedImport, parsedData];
+        },
+        trx
+      );
     const mapping = importFile.mappingParsed;
     const errors = chain(failedImport)
       .map((oper) => oper.error)
@@ -77,13 +88,14 @@ export class ImportFileProcess {
       .value();
 
     const unmappedColumns = getUnmappedSheetColumns(header, mapping);
-    const totalCount = parsedData.length;
+    const totalCount = allData.length;
 
     const createdCount = successedImport.length;
     const errorsCount = failedImport.length;
     const skippedCount = errorsCount;
 
     return {
+      resource,
       createdCount,
       skippedCount,
       totalCount,

packages/server/src/services/Import/ImportFileUpload.ts

@@ -1,18 +1,19 @@
 import { Inject, Service } from 'typedi';
-import HasTenancyService from '../Tenancy/TenancyService';
-import { sanitizeResourceName } from './_utils';
+import {
+  deleteImportFile,
+  getResourceColumns,
+  readImportFile,
+  sanitizeResourceName,
+  validateSheetEmpty,
+} from './_utils';
 import ResourceService from '../Resource/ResourceService';
-import { IModelMetaField } from '@/interfaces';
 import { ImportFileCommon } from './ImportFileCommon';
 import { ImportFileDataValidator } from './ImportFileDataValidator';
 import { ImportFileUploadPOJO } from './interfaces';
-import { ServiceError } from '@/exceptions';
+import { Import } from '@/system/models';
 
 @Service()
 export class ImportFileUploadService {
-  @Inject()
-  private tenancy: HasTenancyService;
-
   @Inject()
   private resourceService: ResourceService;
 
@@ -23,11 +24,12 @@ export class ImportFileUploadService {
   private importValidator: ImportFileDataValidator;
 
   /**
-   * Reads the imported file and stores the import file meta under unqiue id.
-   * @param {number} tenantId - Tenant id.
-   * @param {string} resource - Resource name.
-   * @param {string} filePath - File path.
-   * @param {string} fileName - File name.
+   * Imports the specified file for the given resource.
+   * Deletes the file if an error occurs during the import process.
+   * @param {number} tenantId
+   * @param {string} resourceName
+   * @param {string} filename
+   * @param {Record<string, number | string>} params
    * @returns {Promise<ImportFileUploadPOJO>}
    */
   public async import(
@@ -36,8 +38,33 @@ export class ImportFileUploadService {
     filename: string,
     params: Record<string, number | string>
   ): Promise<ImportFileUploadPOJO> {
-    const { Import } = this.tenancy.models(tenantId);
+    try {
+      return await this.importUnhandled(
+        tenantId,
+        resourceName,
+        filename,
+        params
+      );
+    } catch (err) {
+      deleteImportFile(filename);
+      throw err;
+    }
+  }
 
+  /**
+   * Reads the imported file and stores the import file meta under unqiue id.
+   * @param {number} tenantId - Tenant id.
+   * @param {string} resource - Resource name.
+   * @param {string} filePath - File path.
+   * @param {string} fileName - File name.
+   * @returns {Promise<ImportFileUploadPOJO>}
+   */
+  public async importUnhandled(
+    tenantId: number,
+    resourceName: string,
+    filename: string,
+    params: Record<string, number | string>
+  ): Promise<ImportFileUploadPOJO> {
     const resource = sanitizeResourceName(resourceName);
     const resourceMeta = this.resourceService.getResourceMeta(
       tenantId,
@@ -47,10 +74,14 @@ export class ImportFileUploadService {
     this.importValidator.validateResourceImportable(resourceMeta);
 
     // Reads the imported file into buffer.
-    const buffer = await this.importFileCommon.readImportFile(filename);
+    const buffer = await readImportFile(filename);
 
     // Parse the buffer file to array data.
     const sheetData = this.importFileCommon.parseXlsxSheet(buffer);
+
+    // Throws service error if the sheet data is empty.
+    validateSheetEmpty(sheetData);
+
     const sheetColumns = this.importFileCommon.parseSheetColumns(sheetData);
     const coumnsStringified = JSON.stringify(sheetColumns);
 
@@ -70,15 +101,16 @@ export class ImportFileUploadService {
     const importFile = await Import.query().insert({
       filename,
       resource,
+      tenantId,
       importId: filename,
       columns: coumnsStringified,
       params: paramsStringified,
     });
-    const resourceColumnsMap = this.resourceService.getResourceImportableFields(
+    const resourceColumnsMap = this.resourceService.getResourceFields2(
       tenantId,
       resource
     );
-    const resourceColumns = this.getResourceColumns(resourceColumnsMap);
+    const resourceColumns = getResourceColumns(resourceColumnsMap);
 
     return {
       import: {
@@ -89,23 +121,4 @@ export class ImportFileUploadService {
       resourceColumns,
     };
   }
-
-  getResourceColumns(resourceColumns: { [key: string]: IModelMetaField }) {
-    return Object.entries(resourceColumns)
-      .map(
-        ([key, { name, importHint, required, order }]: [
-          string,
-          IModelMetaField
-        ]) => ({
-          key,
-          name,
-          required,
-          hint: importHint,
-          order,
-        })
-      )
-      .sort((a, b) =>
-        a.order && b.order ? a.order - b.order : a.order ? -1 : b.order ? 1 : 0
-      );
-  }
 }

packages/server/src/services/Import/ImportRemoveExpiredFiles.ts

@@ -0,0 +1,34 @@
+import moment from 'moment';
+import bluebird from 'bluebird';
+import { Import } from '@/system/models';
+import { deleteImportFile } from './_utils';
+import { Service } from 'typedi';
+
+@Service()
+export class ImportDeleteExpiredFiles {
+  /**
+   * Delete expired files.
+   */
+  async deleteExpiredFiles() {
+    const yesterday = moment().subtract(1, 'hour').format('YYYY-MM-DD HH:mm');
+
+    const expiredImports = await Import.query().where(
+      'createdAt',
+      '<',
+      yesterday
+    );
+    await bluebird.map(
+      expiredImports,
+      async (expiredImport) => {
+        await deleteImportFile(expiredImport.filename);
+      },
+      { concurrency: 10 }
+    );
+    const expiredImportsIds = expiredImports.map(
+      (expiredImport) => expiredImport.id
+    );
+    if (expiredImportsIds.length > 0) {
+      await Import.query().whereIn('id', expiredImportsIds).delete();
+    }
+  }
+}

packages/server/src/services/Import/ImportSample.ts

@@ -10,9 +10,9 @@ export class ImportSampleService {
 
   /**
    * Retrieves the sample sheet of the given resource.
-   * @param {number} tenantId 
-   * @param {string} resource 
-   * @param {string} format 
+   * @param {number} tenantId
+   * @param {string} resource
+   * @param {string} format
    * @returns {Buffer | string}
    */
   public sample(

packages/server/src/services/Import/Importable.ts

@@ -69,4 +69,4 @@ export abstract class Importable {
   public transformParams(parmas: Record<string, any>) {
     return parmas;
   }
-}
+}

packages/server/src/services/Import/ImportableRegistry.ts

@@ -5,7 +5,7 @@ export class ImportableRegistry {
   private static instance: ImportableRegistry;
   private importables: Record<string, Importable>;
 
-  private constructor() {
+  constructor() {
     this.importables = {};
   }
 

packages/server/src/services/Import/ImportableResources.ts

@@ -4,6 +4,18 @@ import { ImportableRegistry } from './ImportableRegistry';
 import { UncategorizedTransactionsImportable } from '../Cashflow/UncategorizedTransactionsImportable';
 import { CustomersImportable } from '../Contacts/Customers/CustomersImportable';
 import { VendorsImportable } from '../Contacts/Vendors/VendorsImportable';
+import { ItemsImportable } from '../Items/ItemsImportable';
+import { ItemCategoriesImportable } from '../ItemCategories/ItemCategoriesImportable';
+import { ManualJournalImportable } from '../ManualJournals/ManualJournalsImport';
+import { BillsImportable } from '../Purchases/Bills/BillsImportable';
+import { ExpensesImportable } from '../Expenses/ExpensesImportable';
+import { SaleInvoicesImportable } from '../Sales/Invoices/SaleInvoicesImportable';
+import { SaleEstimatesImportable } from '../Sales/Estimates/SaleEstimatesImportable';
+import { BillPaymentsImportable } from '../Purchases/BillPayments/BillPaymentsImportable';
+import { VendorCreditsImportable } from '../Purchases/VendorCredits/VendorCreditsImportable';
+import { PaymentReceivesImportable } from '../Sales/PaymentReceives/PaymentReceivesImportable';
+import { CreditNotesImportable } from '../CreditNotes/CreditNotesImportable';
+import { SaleReceiptsImportable } from '../Sales/Receipts/SaleReceiptsImportable';
 
 @Service()
 export class ImportableResources {
@@ -24,6 +36,18 @@ export class ImportableResources {
     },
     { resource: 'Customer', importable: CustomersImportable },
     { resource: 'Vendor', importable: VendorsImportable },
+    { resource: 'Item', importable: ItemsImportable },
+    { resource: 'ItemCategory', importable: ItemCategoriesImportable },
+    { resource: 'ManualJournal', importable: ManualJournalImportable },
+    { resource: 'Bill', importable: BillsImportable },
+    { resource: 'Expense', importable: ExpensesImportable },
+    { resource: 'SaleInvoice', importable: SaleInvoicesImportable },
+    { resource: 'SaleEstimate', importable: SaleEstimatesImportable },
+    { resource: 'BillPayment', importable: BillPaymentsImportable },
+    { resource: 'PaymentReceive', importable: PaymentReceivesImportable },
+    { resource: 'VendorCredit', importable: VendorCreditsImportable },
+    { resource: 'CreditNote', importable: CreditNotesImportable },
+    { resource: 'SaleReceipt', importable: SaleReceiptsImportable }
   ];
 
   public get registry() {

packages/server/src/services/Import/_constants.ts

@@ -0,0 +1,3 @@
+
+
+export const CurrencyParsingDTOs = 10;

packages/server/src/services/Import/_utils.ts

@@ -1,9 +1,28 @@
 import * as Yup from 'yup';
-import { upperFirst, camelCase, first, isUndefined } from 'lodash';
+import moment from 'moment';
+import * as R from 'ramda';
+import { Knex } from 'knex';
+import fs from 'fs/promises';
+import path from 'path';
+import {
+  defaultTo,
+  upperFirst,
+  camelCase,
+  first,
+  isUndefined,
+  pickBy,
+  isEmpty,
+  castArray,
+  get,
+  head,
+  split,
+  last,
+} from 'lodash';
 import pluralize from 'pluralize';
 import { ResourceMetaFieldsMap } from './interfaces';
-import { IModelMetaField } from '@/interfaces';
-import moment from 'moment';
+import { IModelMetaField, IModelMetaField2 } from '@/interfaces';
+import { ServiceError } from '@/exceptions';
+import { multiNumberParse } from '@/utils/multi-number-parse';
 
 export const ERRORS = {
   RESOURCE_NOT_IMPORTABLE: 'RESOURCE_NOT_IMPORTABLE',
@@ -13,9 +32,15 @@ export const ERRORS = {
   IMPORT_FILE_NOT_MAPPED: 'IMPORT_FILE_NOT_MAPPED',
   INVALID_MAP_DATE_FORMAT: 'INVALID_MAP_DATE_FORMAT',
   MAP_DATE_FORMAT_NOT_DEFINED: 'MAP_DATE_FORMAT_NOT_DEFINED',
+  IMPORTED_SHEET_EMPTY: 'IMPORTED_SHEET_EMPTY',
 };
 
-export function trimObject(obj) {
+/**
+ * Trimms the imported object string values before parsing.
+ * @param {Record<string, string | number>} obj
+ * @returns {<Record<string, string | number>}
+ */
+export function trimObject(obj: Record<string, string | number>) {
   return Object.entries(obj).reduce((acc, [key, value]) => {
     // Trim the key
     const trimmedKey = key.trim();
@@ -28,8 +53,14 @@ export function trimObject(obj) {
   }, {});
 }
 
+/**
+ * Generates the Yup validation schema based on the given resource fields.
+ * @param {ResourceMetaFieldsMap} fields
+ * @returns {Yup}
+ */
 export const convertFieldsToYupValidation = (fields: ResourceMetaFieldsMap) => {
   const yupSchema = {};
+
   Object.keys(fields).forEach((fieldName: string) => {
     const field = fields[fieldName] as IModelMetaField;
     let fieldSchema;
@@ -79,15 +110,43 @@ export const convertFieldsToYupValidation = (fields: ResourceMetaFieldsMap) => {
       );
     } else if (field.fieldType === 'url') {
       fieldSchema = fieldSchema.url();
+    } else if (field.fieldType === 'collection') {
+      const nestedFieldShema = convertFieldsToYupValidation(field.fields);
+      fieldSchema = Yup.array().label(field.name);
+
+      if (!isUndefined(field.collectionMaxLength)) {
+        fieldSchema = fieldSchema.max(field.collectionMaxLength);
+      }
+      if (!isUndefined(field.collectionMinLength)) {
+        fieldSchema = fieldSchema.min(field.collectionMinLength);
+      }
+      fieldSchema = fieldSchema.of(nestedFieldShema);
     }
     if (field.required) {
       fieldSchema = fieldSchema.required();
     }
-    yupSchema[fieldName] = fieldSchema;
+    const _fieldName = parseFieldName(fieldName, field);
+
+    yupSchema[_fieldName] = fieldSchema;
   });
   return Yup.object().shape(yupSchema);
 };
 
+const parseFieldName = (fieldName: string, field: IModelMetaField) => {
+  let _key = fieldName;
+
+  if (field.dataTransferObjectKey) {
+    _key = field.dataTransferObjectKey;
+  }
+  return _key;
+};
+
+/**
+ * Retrieves the unmapped sheet columns.
+ * @param columns
+ * @param mapping
+ * @returns
+ */
 export const getUnmappedSheetColumns = (columns, mapping) => {
   return columns.filter(
     (column) => !mapping.some((map) => map.from === column)
@@ -101,3 +160,300 @@ export const sanitizeResourceName = (resourceName: string) => {
 export const getSheetColumns = (sheetData: unknown[]) => {
   return Object.keys(first(sheetData));
 };
+
+/**
+ * Retrieves the unique value from the given imported object DTO based on the
+ * configured unique resource field.
+ * @param {{ [key: string]: IModelMetaField }} importableFields -
+ * @param {<Record<string, any>}
+ * @returns {string}
+ */
+export const getUniqueImportableValue = (
+  importableFields: { [key: string]: IModelMetaField2 },
+  objectDTO: Record<string, any>
+) => {
+  const uniqueImportableValue = pickBy(
+    importableFields,
+    (field) => field.unique
+  );
+  const uniqueImportableKeys = Object.keys(uniqueImportableValue);
+  const uniqueImportableKey = first(uniqueImportableKeys);
+
+  return defaultTo(objectDTO[uniqueImportableKey], '');
+};
+
+/**
+ * Throws service error the given sheet is empty.
+ * @param {Array<any>} sheetData
+ */
+export const validateSheetEmpty = (sheetData: Array<any>) => {
+  if (isEmpty(sheetData)) {
+    throw new ServiceError(ERRORS.IMPORTED_SHEET_EMPTY);
+  }
+};
+
+const booleanValuesRepresentingTrue: string[] = ['true', 'yes', 'y', 't', '1'];
+const booleanValuesRepresentingFalse: string[] = ['false', 'no', 'n', 'f', '0'];
+
+/**
+ * Parses the given string value to boolean.
+ * @param {string} value
+ * @returns {string|null}
+ */
+export const parseBoolean = (value: string): boolean | null => {
+  const normalizeValue = (value: string): string =>
+    value.toString().trim().toLowerCase();
+
+  const normalizedValue = normalizeValue(value);
+  const valuesRepresentingTrue =
+    booleanValuesRepresentingTrue.map(normalizeValue);
+  const valueRepresentingFalse =
+    booleanValuesRepresentingFalse.map(normalizeValue);
+
+  if (valuesRepresentingTrue.includes(normalizedValue)) {
+    return true;
+  } else if (valueRepresentingFalse.includes(normalizedValue)) {
+    return false;
+  }
+  return null;
+};
+
+export const transformInputToGroupedFields = (input) => {
+  const output = [];
+
+  // Group for non-nested fields
+  const mainGroup = {
+    groupLabel: '',
+    groupKey: '',
+    fields: [],
+  };
+  input.forEach((item) => {
+    if (!item.fields) {
+      // If the item does not have nested fields, add it to the main group
+      mainGroup.fields.push(item);
+    } else {
+      // If the item has nested fields, create a new group for these fields
+      output.push({
+        groupLabel: item.name,
+        groupKey: item.key,
+        fields: item.fields,
+      });
+    }
+  });
+  // Add the main group to the output if it contains any fields
+  if (mainGroup.fields.length > 0) {
+    output.unshift(mainGroup); // Add the main group at the beginning
+  }
+  return output;
+};
+
+export const getResourceColumns = (resourceColumns: {
+  [key: string]: IModelMetaField2;
+}) => {
+  const mapColumn =
+    (group: string) =>
+    ([fieldKey, { name, importHint, required, order, ...field }]: [
+      string,
+      IModelMetaField2
+    ]) => {
+      const extra: Record<string, any> = {};
+      const key = fieldKey;
+
+      if (group) {
+        extra.group = group;
+      }
+      if (field.fieldType === 'collection') {
+        extra.fields = mapColumns(field.fields, key);
+      }
+      return {
+        key,
+        name,
+        required,
+        hint: importHint,
+        order,
+        ...extra,
+      };
+    };
+  const sortColumn = (a, b) =>
+    a.order && b.order ? a.order - b.order : a.order ? -1 : b.order ? 1 : 0;
+
+  const mapColumns = (columns, parentKey = '') =>
+    Object.entries(columns).map(mapColumn(parentKey)).sort(sortColumn);
+
+  return R.compose(transformInputToGroupedFields, mapColumns)(resourceColumns);
+};
+
+// Prases the given object value based on the field key type.
+export const valueParser =
+  (fields: ResourceMetaFieldsMap, tenantModels: any, trx?: Knex.Transaction) =>
+  async (value: any, key: string, group = '') => {
+    let _value = value;
+
+    const fieldKey = key.includes('.') ? key.split('.')[0] : key;
+    const field = group ? fields[group]?.fields[fieldKey] : fields[fieldKey];
+
+    // Parses the boolean value.
+    if (field.fieldType === 'boolean') {
+      _value = parseBoolean(value);
+
+      // Parses the enumeration value.
+    } else if (field.fieldType === 'enumeration') {
+      const option = get(field, 'options', []).find(
+        (option) => option.label === value
+      );
+      _value = get(option, 'key');
+      // Parses the numeric value.
+    } else if (field.fieldType === 'number') {
+      _value = multiNumberParse(value);
+      // Parses the relation value.
+    } else if (field.fieldType === 'relation') {
+      const RelationModel = tenantModels[field.relationModel];
+
+      if (!RelationModel) {
+        throw new Error(`The relation model of ${key} field is not exist.`);
+      }
+      const relationQuery = RelationModel.query(trx);
+      const relationKeys = castArray(field?.relationImportMatch);
+
+      relationQuery.where(function () {
+        relationKeys.forEach((relationKey: string) => {
+          this.orWhereRaw('LOWER(??) = LOWER(?)', [relationKey, value]);
+        });
+      });
+      const result = await relationQuery.first();
+      _value = get(result, 'id');
+    } else if (field.fieldType === 'collection') {
+      const ObjectFieldKey = key.includes('.') ? key.split('.')[1] : key;
+      const _valueParser = valueParser(fields, tenantModels);
+      _value = await _valueParser(value, ObjectFieldKey, fieldKey);
+    }
+    return _value;
+  };
+
+/**
+ * Parses the field key and detarmines the key path.
+ * @param {{ [key: string]: IModelMetaField2 }} fields
+ * @param {string} key - Mapped key path. formats: `group.key` or `key`.
+ * @returns {string}
+ */
+export const parseKey = R.curry(
+  (fields: { [key: string]: IModelMetaField2 }, key: string) => {
+    const fieldKey = getFieldKey(key);
+    const field = fields[fieldKey];
+    let _key = key;
+
+    if (field.fieldType === 'collection') {
+      if (field.collectionOf === 'object') {
+        const nestedFieldKey = last(key.split('.'));
+        _key = `${fieldKey}[0].${nestedFieldKey}`;
+      } else if (
+        field.collectionOf === 'string' ||
+        field.collectionOf ||
+        'numberic'
+      ) {
+        _key = `${fieldKey}`;
+      }
+    }
+    return _key;
+  }
+);
+
+/**
+ * Retrieves the field root key, for instance: I -> entries.itemId O -> entries.
+ * @param {string} input
+ * @returns {string}
+ */
+export const getFieldKey = (input: string) => {
+  const keys = split(input, '.');
+  const firstKey = head(keys).split('[')[0]; // Split by "[" in case of array notation
+  return firstKey;
+};
+
+/**
+{ * Aggregates the input array of objects based on a comparator attribute and groups the entries.
+ * This function is useful for combining multiple entries into a single entry based on a specific attribute,
+ * while aggregating other attributes into an array.}
+ *
+ * @param {Array} input - The array of objects to be aggregated.
+ * @param {string} comparatorAttr - The attribute of the objects used for comparison to aggregate.
+ * @param {string} groupOn - The attribute of the objects where the grouped entries will be pushed.
+ * @returns {Array} - The aggregated array of objects.
+ *
+ * @example
+ * // Example input:
+ * const input = [
+ *   { id: 1, name: 'John', entries: ['entry1'] },
+ *   { id: 2, name: 'Jane', entries: ['entry2'] },
+ *   { id: 1, name: 'John', entries: ['entry3'] },
+ * ];
+ * const comparatorAttr = 'id';
+ * const groupOn = 'entries';
+ *
+ * // Example output:
+ * const output = [
+ *   { id: 1, name: 'John', entries: ['entry1', 'entry3'] },
+ *   { id: 2, name: 'Jane', entries: ['entry2'] },
+ * ];
+ */
+export function aggregate(
+  input: Array<any>,
+  comparatorAttr: string,
+  groupOn: string
+): Array<Record<string, any>> {
+  return input.reduce((acc, curr) => {
+    const existingEntry = acc.find(
+      (entry) => entry[comparatorAttr] === curr[comparatorAttr]
+    );
+
+    if (existingEntry) {
+      existingEntry[groupOn].push(...curr.entries);
+    } else {
+      acc.push({ ...curr });
+    }
+    return acc;
+  }, []);
+}
+
+/**
+ * Sanitizes the data in the imported sheet by trimming object keys.
+ * @param json - The JSON data representing the imported sheet.
+ * @returns {string[][]} - The sanitized data with trimmed object keys.
+ */
+export const sanitizeSheetData = (json) => {
+  return R.compose(R.map(trimObject))(json);
+};
+
+/**
+ * Returns the path to map a value to based on the 'to' and 'group' parameters.
+ * @param {string} to - The target key to map the value to.
+ * @param {string} group - The group key to nest the target key under.
+ * @returns {string} - The path to map the value to.
+ */
+export const getMapToPath = (to: string, group = '') =>
+  group ? `${group}.${to}` : to;
+
+export const getImportsStoragePath = () => {
+  return  path.join(global.__storage_dir, `/imports`);
+}
+
+/**
+ * Deletes the imported file from the storage and database.
+ * @param {string} filename
+ */
+export const deleteImportFile = async (filename: string) => {
+  const filePath = getImportsStoragePath();
+
+  // Deletes the imported file.
+  await fs.unlink(`${filePath}/${filename}`);
+};
+
+/**
+ * Reads the import file.
+ * @param {string} filename
+ * @returns {Promise<Buffer>}
+ */
+export const readImportFile = (filename: string) => {
+  const filePath = getImportsStoragePath();
+
+  return fs.readFile(`${filePath}/${filename}`);
+};

packages/server/src/services/Import/interfaces.ts

@@ -1,9 +1,10 @@
-import { IModelMetaField } from '@/interfaces';
+import { IModelMetaField, IModelMetaField2 } from '@/interfaces';
 import Import from '@/models/Import';
 
 export interface ImportMappingAttr {
   from: string;
   to: string;
+  group?: string;
   dateFormat?: string;
 }
 
@@ -13,7 +14,7 @@ export interface ImportValidationError {
   constraints: Record<string, string>;
 }
 
-export type ResourceMetaFieldsMap = { [key: string]: IModelMetaField };
+export type ResourceMetaFieldsMap = { [key: string]: IModelMetaField2 };
 
 export interface ImportInsertError {
   rowNumber: number;
@@ -43,6 +44,7 @@ export interface ImportFileMapPOJO {
 }
 
 export interface ImportFilePreviewPOJO {
+  resource: string;
   createdCount: number;
   skippedCount: number;
   totalCount: number;
@@ -58,19 +60,18 @@ export interface ImportOperSuccess {
 }
 
 export interface ImportOperError {
-  error: ImportInsertError;
+  error: ImportInsertError[];
   index: number;
 }
- 
+
 export interface ImportableContext {
-  import: Import,
+  import: Import;
   rowIndex: number;
 }
 
-
 export const ImportDateFormats = [
   'yyyy-MM-dd',
   'dd.MM.yy',
   'MM/dd/yy',
-  'dd/MMM/yyyy'
-]
+  'dd/MMM/yyyy',
+];

packages/server/src/services/Import/jobs/ImportDeleteExpiredFilesJob.ts

@@ -0,0 +1,28 @@
+import Container, { Service } from 'typedi';
+import { ImportDeleteExpiredFiles } from '../ImportRemoveExpiredFiles';
+
+@Service()
+export class ImportDeleteExpiredFilesJobs {
+  /**
+   * Constructor method.
+   */
+  constructor(agenda) {
+    agenda.define('delete-expired-imported-files', this.handler);
+  }
+
+  /**
+   * Triggers sending invoice mail.
+   */
+  private handler = async (job, done: Function) => {
+    const importDeleteExpiredFiles = Container.get(ImportDeleteExpiredFiles);
+
+    try {
+      console.log('Delete expired import files has started.');
+      await importDeleteExpiredFiles.deleteExpiredFiles();
+      done();
+    } catch (error) {
+      console.log(error);
+      done(error);
+    }
+  };
+}

packages/server/src/services/ItemCategories/ItemCategoriesImportable.ts

@@ -0,0 +1,38 @@
+import { Inject, Service } from 'typedi';
+import ItemCategoriesService from './ItemCategoriesService';
+import { Importable } from '../Import/Importable';
+import { Knex } from 'knex';
+import { IItemCategoryOTD } from '@/interfaces';
+import { ItemCategoriesSampleData } from './constants';
+
+@Service()
+export class ItemCategoriesImportable extends Importable {
+  @Inject()
+  private itemCategoriesService: ItemCategoriesService;
+
+  /**
+   * Importing to create new item category service.
+   * @param {number} tenantId
+   * @param {any} createDTO
+   * @param {Knex.Transaction} trx
+   */
+  public async importable(
+    tenantId: number,
+    createDTO: IItemCategoryOTD,
+    trx?: Knex.Transaction
+  ) {
+    await this.itemCategoriesService.newItemCategory(
+      tenantId,
+      createDTO,
+      {},
+      trx
+    );
+  }
+
+  /**
+   * Item categories sample data used to download sample sheet file.
+   */
+  public sampleData(): any[] {
+    return ItemCategoriesSampleData;
+  }
+}

packages/server/src/services/ItemCategories/ItemCategoriesService.ts

@@ -1,6 +1,6 @@
 import { Inject } from 'typedi';
 import * as R from 'ramda';
-import Knex from 'knex';
+import { Knex } from 'knex';
 import { ServiceError } from '@/exceptions';
 import {
   IItemCategory,
@@ -102,7 +102,10 @@ export default class ItemCategoriesService implements IItemCategoriesService {
         }
       });
     if (foundItemCategory) {
-      throw new ServiceError(ERRORS.CATEGORY_NAME_EXISTS);
+      throw new ServiceError(
+        ERRORS.CATEGORY_NAME_EXISTS,
+        'The item category name is already exist.'
+      );
     }
   }
 
@@ -115,7 +118,8 @@ export default class ItemCategoriesService implements IItemCategoriesService {
   public async newItemCategory(
     tenantId: number,
     itemCategoryOTD: IItemCategoryOTD,
-    authorizedUser: ISystemUser
+    authorizedUser: ISystemUser,
+    trx?: Knex.Transaction
   ): Promise<IItemCategory> {
     const { ItemCategory } = this.tenancy.models(tenantId);
 
@@ -139,20 +143,24 @@ export default class ItemCategoriesService implements IItemCategoriesService {
       authorizedUser
     );
     // Creates item category under unit-of-work evnirement.
-    return this.uow.withTransaction(tenantId, async (trx: Knex.Transaction) => {
-      // Inserts the item category.
-      const itemCategory = await ItemCategory.query(trx).insert({
-        ...itemCategoryObj,
-      });
-      // Triggers `onItemCategoryCreated` event.
-      await this.eventPublisher.emitAsync(events.itemCategory.onCreated, {
-        itemCategory,
-        tenantId,
-        trx,
-      } as IItemCategoryCreatedPayload);
+    return this.uow.withTransaction(
+      tenantId,
+      async (trx: Knex.Transaction) => {
+        // Inserts the item category.
+        const itemCategory = await ItemCategory.query(trx).insert({
+          ...itemCategoryObj,
+        });
+        // Triggers `onItemCategoryCreated` event.
+        await this.eventPublisher.emitAsync(events.itemCategory.onCreated, {
+          itemCategory,
+          tenantId,
+          trx,
+        } as IItemCategoryCreatedPayload);
 
-      return itemCategory;
-    });
+        return itemCategory;
+      },
+      trx
+    );
   }
 
   /**
@@ -308,7 +316,7 @@ export default class ItemCategoriesService implements IItemCategoriesService {
       } as IItemCategoryDeletedPayload);
     });
   }
- 
+
   /**
    * Parses items categories filter DTO.
    * @param {} filterDTO

packages/server/src/services/ItemCategories/constants.ts

@@ -11,3 +11,25 @@ export const ERRORS = {
   INVENTORY_ACCOUNT_NOT_INVENTORY: 'INVENTORY_ACCOUNT_NOT_INVENTORY',
   CATEGORY_HAVE_ITEMS: 'CATEGORY_HAVE_ITEMS',
 };
+
+export const ItemCategoriesSampleData = [
+  {
+    Name: 'Kassulke Group',
+    Description: 'Optio itaque eaque qui adipisci illo sed.',
+  },
+  {
+    Name: 'Crist, Mraz and Lueilwitz',
+    Description:
+      'Dolores veniam deserunt sed commodi error quia veritatis non.',
+  },
+  {
+    Name: 'Gutmann and Sons',
+    Description:
+      'Ratione aperiam voluptas rem adipisci assumenda eos neque veritatis tempora.',
+  },
+  {
+    Name: 'Reichel - Raynor',
+    Description:
+      'Necessitatibus repellendus placeat possimus dolores excepturi ut.',
+  },
+];

packages/server/src/services/Items/CreateItem.ts

@@ -88,7 +88,11 @@ export class CreateItem {
    * @param {IItemDTO} item
    * @return {Promise<IItem>}
    */
-  public async createItem(tenantId: number, itemDTO: IItemDTO): Promise<IItem> {
+  public async createItem(
+    tenantId: number,
+    itemDTO: IItemDTO,
+    trx?: Knex.Transaction
+  ): Promise<IItem> {
     const { Item } = this.tenancy.models(tenantId);
 
     // Authorize the item before creating.
@@ -111,7 +115,8 @@ export class CreateItem {
         } as IItemEventCreatedPayload);
 
         return item;
-      }
+      },
+      trx
     );
     return item;
   }

packages/server/src/services/Items/ItemValidators.ts

@@ -35,7 +35,10 @@ export class ItemsValidators {
       }
     });
     if (foundItems.length > 0) {
-      throw new ServiceError(ERRORS.ITEM_NAME_EXISTS);
+      throw new ServiceError(
+        ERRORS.ITEM_NAME_EXISTS,
+        'The item name is already exist.'
+      );
     }
   }
 

packages/server/src/services/Items/ItemsImportable.ts

@@ -0,0 +1,34 @@
+import { Inject, Service } from 'typedi';
+import { Knex } from 'knex';
+import { Importable } from '@/services/Import/Importable';
+import { IItemCreateDTO } from '@/interfaces';
+import { CreateItem } from './CreateItem';
+import { ItemsSampleData } from './constants';
+
+@Service()
+export class ItemsImportable extends Importable {
+  @Inject()
+  private createItemService: CreateItem;
+
+  /**
+   * Mapps the imported data to create a new item service.
+   * @param {number} tenantId
+   * @param {ICustomerNewDTO} createDTO
+   * @param {Knex.Transaction} trx
+   * @returns {Promise<void>}
+   */
+  public async importable(
+    tenantId: number,
+    createDTO: IItemCreateDTO,
+    trx?: Knex.Transaction<any, any[]>
+  ): Promise<void> {
+    await this.createItemService.createItem(tenantId, createDTO, trx);
+  }
+
+  /**
+   * Retrieves the sample data of customers used to download sample sheet.
+   */
+  public sampleData(): any[] {
+    return ItemsSampleData;
+  }
+}

packages/server/src/services/Items/constants.ts

@@ -1,4 +1,3 @@
-
 export const ERRORS = {
   NOT_FOUND: 'NOT_FOUND',
   ITEMS_NOT_FOUND: 'ITEMS_NOT_FOUND',
@@ -19,7 +18,8 @@ export const ERRORS = {
   ITEM_HAS_ASSOCIATED_INVENTORY_ADJUSTMENT:
     'ITEM_HAS_ASSOCIATED_INVENTORY_ADJUSTMENT',
   ITEM_CANNOT_CHANGE_INVENTORY_TYPE: 'ITEM_CANNOT_CHANGE_INVENTORY_TYPE',
-  TYPE_CANNOT_CHANGE_WITH_ITEM_HAS_TRANSACTIONS: 'TYPE_CANNOT_CHANGE_WITH_ITEM_HAS_TRANSACTIONS',
+  TYPE_CANNOT_CHANGE_WITH_ITEM_HAS_TRANSACTIONS:
+    'TYPE_CANNOT_CHANGE_WITH_ITEM_HAS_TRANSACTIONS',
   INVENTORY_ACCOUNT_CANNOT_MODIFIED: 'INVENTORY_ACCOUNT_CANNOT_MODIFIED',
 
   ITEM_HAS_ASSOCIATED_TRANSACTIONS: 'ITEM_HAS_ASSOCIATED_TRANSACTIONS',
@@ -53,8 +53,84 @@ export const DEFAULT_VIEWS = [
     slug: 'non-inventory',
     rolesLogicExpression: '1',
     roles: [
-      { index: 1, fieldKey: 'type', comparator: 'equals', value: 'non-inventory' },
+      {
+        index: 1,
+        fieldKey: 'type',
+        comparator: 'equals',
+        value: 'non-inventory',
+      },
     ],
     columns: DEFAULT_VIEW_COLUMNS,
   },
-]
+];
+
+export const ItemsSampleData = [
+  {
+    'Item Type': 'Inventory',
+    'Item Name': 'Hettinger, Schumm and Bartoletti',
+    'Item Code': '1000',
+    Sellable: 'T',
+    Purchasable: 'T',
+    'Cost Price': '10000',
+    'Sell Price': '1000',
+    'Cost Account': 'Cost of Goods Sold',
+    'Sell Account': 'Other Income',
+    'Inventory Account': 'Inventory Asset',
+    'Sell Description': 'Description ....',
+    'Purchase Description': 'Description ....',
+    Category: 'sdafasdfsadf',
+    Note: 'At dolor est non tempore et quisquam.',
+    Active: 'TRUE',
+  },
+  {
+    'Item Type': 'Inventory',
+    'Item Name': 'Schmitt Group',
+    'Item Code': '1001',
+    Sellable: 'T',
+    Purchasable: 'T',
+    'Cost Price': '10000',
+    'Sell Price': '1000',
+    'Cost Account': 'Cost of Goods Sold',
+    'Sell Account': 'Other Income',
+    'Inventory Account': 'Inventory Asset',
+    'Sell Description': 'Description ....',
+    'Purchase Description': 'Description ....',
+    Category: 'sdafasdfsadf',
+    Note: 'Id perspiciatis at adipisci minus accusamus dolor iure dolore.',
+    Active: 'TRUE',
+  },
+  {
+    'Item Type': 'Inventory',
+    'Item Name': 'Marks - Carroll',
+    'Item Code': '1002',
+    Sellable: 'T',
+    Purchasable: 'T',
+    'Cost Price': '10000',
+    'Sell Price': '1000',
+    'Cost Account': 'Cost of Goods Sold',
+    'Sell Account': 'Other Income',
+    'Inventory Account': 'Inventory Asset',
+    'Sell Description': 'Description ....',
+    'Purchase Description': 'Description ....',
+    Category: 'sdafasdfsadf',
+    Note: 'Odio odio minus similique.',
+    Active: 'TRUE',
+  },
+  {
+    'Item Type': 'Inventory',
+    'Item Name': 'VonRueden, Ruecker and Hettinger',
+    'Item Code': '1003',
+    Sellable: 'T',
+    Purchasable: 'T',
+    'Cost Price': '10000',
+    'Sell Price': '1000',
+    'Cost Account': 'Cost of Goods Sold',
+    'Sell Account': 'Other Income',
+    'Inventory Account': 'Inventory Asset',
+    'Sell Description': 'Description ....',
+    'Purchase Description': 'Description ....',
+    Category: 'sdafasdfsadf',
+    Note: 'Quibusdam dolores illo.',
+    Active: 'TRUE',
+  },
+];

packages/server/src/services/ManualJournals/CommandManualJournalValidators.ts

@@ -82,7 +82,10 @@ export class CommandManualJournalValidators {
         }
       });
     if (journals.length > 0) {
-      throw new ServiceError(ERRORS.JOURNAL_NUMBER_EXISTS);
+      throw new ServiceError(
+        ERRORS.JOURNAL_NUMBER_EXISTS,
+        'The journal number is already exist.'
+      );
     }
   }
 

packages/server/src/services/ManualJournals/CreateManualJournal.ts

@@ -73,9 +73,7 @@ export class CreateManualJournalService {
     return R.compose(
       // Omits the `branchId` from entries if multiply branches feature not active.
       this.branchesDTOTransformer.transformDTO(tenantId)
-    )(
-      initialDTO
-    );
+    )(initialDTO);
   }
 
   /**
@@ -133,7 +131,8 @@ export class CreateManualJournalService {
   public makeJournalEntries = async (
     tenantId: number,
     manualJournalDTO: IManualJournalDTO,
-    authorizedUser: ISystemUser
+    authorizedUser: ISystemUser,
+    trx?: Knex.Transaction
   ): Promise<{ manualJournal: IManualJournal }> => {
     const { ManualJournal } = this.tenancy.models(tenantId);
 
@@ -156,27 +155,31 @@ export class CreateManualJournalService {
     );
     // Creates a manual journal transactions with associated transactions
     // under unit-of-work envirement.
-    return this.uow.withTransaction(tenantId, async (trx: Knex.Transaction) => {
-      // Triggers `onManualJournalCreating` event.
-      await this.eventPublisher.emitAsync(events.manualJournals.onCreating, {
-        tenantId,
-        manualJournalDTO,
-        trx,
-      } as IManualJournalCreatingPayload);
+    return this.uow.withTransaction(
+      tenantId,
+      async (trx: Knex.Transaction) => {
+        // Triggers `onManualJournalCreating` event.
+        await this.eventPublisher.emitAsync(events.manualJournals.onCreating, {
+          tenantId,
+          manualJournalDTO,
+          trx,
+        } as IManualJournalCreatingPayload);
 
-      // Upsert the manual journal object.
-      const manualJournal = await ManualJournal.query(trx).upsertGraph({
-        ...manualJournalObj,
-      });
-      // Triggers `onManualJournalCreated` event.
-      await this.eventPublisher.emitAsync(events.manualJournals.onCreated, {
-        tenantId,
-        manualJournal,
-        manualJournalId: manualJournal.id,
-        trx,
-      } as IManualJournalEventCreatedPayload);
+        // Upsert the manual journal object.
+        const manualJournal = await ManualJournal.query(trx).upsertGraph({
+          ...manualJournalObj,
+        });
+        // Triggers `onManualJournalCreated` event.
+        await this.eventPublisher.emitAsync(events.manualJournals.onCreated, {
+          tenantId,
+          manualJournal,
+          manualJournalId: manualJournal.id,
+          trx,
+        } as IManualJournalEventCreatedPayload);
 
-      return { manualJournal };
-    });
+        return { manualJournal };
+      },
+      trx
+    );
   };
 }

packages/server/src/services/ManualJournals/ManualJournalsImport.ts

@@ -0,0 +1,60 @@
+import { Inject } from 'typedi';
+import { Knex } from 'knex';
+import * as Yup from 'yup';
+import { Importable } from '../Import/Importable';
+import { CreateManualJournalService } from './CreateManualJournal';
+import { IManualJournalDTO } from '@/interfaces';
+import { ImportableContext } from '../Import/interfaces';
+import { ManualJournalsSampleData } from './constants';
+
+export class ManualJournalImportable extends Importable {
+  @Inject()
+  private createManualJournalService: CreateManualJournalService;
+
+  /**
+   * Importing to account service.
+   * @param {number} tenantId
+   * @param {IAccountCreateDTO} createAccountDTO
+   * @returns
+   */
+  public importable(
+    tenantId: number,
+    createJournalDTO: IManualJournalDTO,
+    trx?: Knex.Transaction
+  ) {
+    return this.createManualJournalService.makeJournalEntries(
+      tenantId,
+      createJournalDTO,
+      {},
+      trx
+    );
+  }
+
+  /**
+   * Transformes the DTO before passing it to importable and validation.
+   * @param {Record<string, any>} createDTO
+   * @param {ImportableContext} context
+   * @returns {Record<string, any>}
+   */
+  public transform(createDTO: Record<string, any>, context: ImportableContext) {
+    return createDTO;
+  }
+
+  /**
+   * Params validation schema.
+   * @returns {ValidationSchema[]}
+   */
+  public paramsValidationSchema() {
+    return Yup.object().shape({
+      autoIncrement: Yup.boolean(),
+    });
+  }
+
+  /**
+   * Retrieves the sample data of manual journals that used to download sample sheet.
+   * @returns {Record<string, any>}
+   */
+  public sampleData(): Record<string, any>[] {
+    return ManualJournalsSampleData;
+  }
+}

packages/server/src/services/ManualJournals/constants.ts

@@ -29,3 +29,36 @@ export const CONTACTS_CONFIG = [
 ];
 
 export const DEFAULT_VIEWS = [];
+
+export const ManualJournalsSampleData = [
+  {
+    Date: '2024-02-02',
+    'Journal No': 'J-100022',
+    'Reference No.': 'REF-10000',
+    'Currency Code': '',
+    'Exchange Rate': '',
+    'Journal Type': '',
+    Description: 'Animi quasi qui itaque aut possimus illum est magnam enim.',
+    Credit: 1000,
+    Debit: 0,
+    Note: 'Qui reprehenderit voluptate.',
+    Account: 'Bank Account',
+    Contact: '',
+    Publish: 'T',
+  },
+  {
+    Date: '2024-02-02',
+    'Journal No': 'J-100022',
+    'Reference No.': 'REF-10000',
+    'Currency Code': '',
+    'Exchange Rate': '',
+    'Journal Type': '',
+    Description: 'In assumenda dicta autem non est corrupti non et.',
+    Credit: 0,
+    Debit: 1000,
+    Note: 'Omnis tempora qui fugiat neque dolor voluptatem aut repudiandae nihil.',
+    Account: 'Bank Account',
+    Contact: '',
+    Publish: 'T',
+  },
+];

packages/server/src/services/Organization/OrganizationService.ts

@@ -144,6 +144,7 @@ export default class OrganizationService {
   public async currentOrganization(tenantId: number): Promise<ITenant> {
     const tenant = await Tenant.query()
       .findById(tenantId)
+      .withGraphFetched('subscriptions')
       .withGraphFetched('metadata');
 
     this.throwIfTenantNotExists(tenant);

packages/server/src/services/Purchases/BillPayments/BillPaymentsImportable.ts

@@ -0,0 +1,45 @@
+import { Inject, Service } from 'typedi';
+import { Knex } from 'knex';
+import { IBillPaymentDTO } from '@/interfaces';
+import { CreateBillPayment } from './CreateBillPayment';
+import { Importable } from '@/services/Import/Importable';
+import { BillsPaymentsSampleData } from './constants';
+
+@Service()
+export class BillPaymentsImportable extends Importable {
+  @Inject()
+  private createBillPaymentService: CreateBillPayment;
+
+  /**
+   * Importing to account service.
+   * @param {number} tenantId
+   * @param {IAccountCreateDTO} createAccountDTO
+   * @returns
+   */
+  public importable(
+    tenantId: number,
+    billPaymentDTO: IBillPaymentDTO,
+    trx?: Knex.Transaction
+  ) {
+    return this.createBillPaymentService.createBillPayment(
+      tenantId,
+      billPaymentDTO,
+      trx
+    );
+  }
+
+  /**
+   * Concurrrency controlling of the importing process.
+   * @returns {number}
+   */
+  public get concurrency() {
+    return 1;
+  }
+
+  /**
+   * Retrieves the sample data that used to download accounts sample sheet.
+   */
+  public sampleData(): any[] {
+    return BillsPaymentsSampleData;
+  }
+}

packages/server/src/services/Purchases/BillPayments/CreateBillPayment.ts

@@ -48,7 +48,8 @@ export class CreateBillPayment {
    */
   public async createBillPayment(
     tenantId: number,
-    billPaymentDTO: IBillPaymentDTO
+    billPaymentDTO: IBillPaymentDTO,
+    trx?: Knex.Transaction
   ): Promise<IBillPayment> {
     const { BillPayment, Contact } = this.tenancy.models(tenantId);
 
@@ -97,28 +98,32 @@ export class CreateBillPayment {
     );
     // Writes bill payment transacation with associated transactions
     // under unit-of-work envirement.
-    return this.uow.withTransaction(tenantId, async (trx: Knex.Transaction) => {
-      // Triggers `onBillPaymentCreating` event.
-      await this.eventPublisher.emitAsync(events.billPayment.onCreating, {
-        tenantId,
-        billPaymentDTO,
-        trx,
-      } as IBillPaymentCreatingPayload);
+    return this.uow.withTransaction(
+      tenantId,
+      async (trx: Knex.Transaction) => {
+        // Triggers `onBillPaymentCreating` event.
+        await this.eventPublisher.emitAsync(events.billPayment.onCreating, {
+          tenantId,
+          billPaymentDTO,
+          trx,
+        } as IBillPaymentCreatingPayload);
 
-      // Writes the bill payment graph to the storage.
-      const billPayment = await BillPayment.query(trx).insertGraphAndFetch({
-        ...billPaymentObj,
-      });
+        // Writes the bill payment graph to the storage.
+        const billPayment = await BillPayment.query(trx).insertGraphAndFetch({
+          ...billPaymentObj,
+        });
 
-      // Triggers `onBillPaymentCreated` event.
-      await this.eventPublisher.emitAsync(events.billPayment.onCreated, {
-        tenantId,
-        billPayment,
-        billPaymentId: billPayment.id,
-        trx,
-      } as IBillPaymentEventCreatedPayload);
+        // Triggers `onBillPaymentCreated` event.
+        await this.eventPublisher.emitAsync(events.billPayment.onCreated, {
+          tenantId,
+          billPayment,
+          billPaymentId: billPayment.id,
+          trx,
+        } as IBillPaymentEventCreatedPayload);
 
-      return billPayment;
-    });
+        return billPayment;
+      },
+      trx
+    );
   }
 }

packages/server/src/services/Purchases/BillPayments/constants.ts

@@ -15,3 +15,36 @@ export const ERRORS = {
 };
 
 export const DEFAULT_VIEWS = [];
+
+export const BillsPaymentsSampleData = [
+  {
+    'Payment Date': '2024-03-01',
+    Vendor: 'Gabriel Kovacek',
+    'Payment No.': 'P-10001',
+    'Reference No.': 'REF-1',
+    'Payment Account': 'Petty Cash',
+    Statement: 'Vel et dolorem architecto veniam.',
+    'Bill No': 'B-120',
+    'Payment Amount': 100,
+  },
+  {
+    'Payment Date': '2024-03-02',
+    Vendor: 'Gabriel Kovacek',
+    'Payment No.': 'P-10002',
+    'Reference No.': 'REF-2',
+    'Payment Account': 'Petty Cash',
+    Statement: 'Id est molestias.',
+    'Bill No': 'B-121',
+    'Payment Amount': 100,
+  },
+  {
+    'Payment Date': '2024-03-03',
+    Vendor: 'Gabriel Kovacek',
+    'Payment No.': 'P-10003',
+    'Reference No.': 'REF-3',
+    'Payment Account': 'Petty Cash',
+    Statement: 'Quam cupiditate at nihil dicta dignissimos non fugit illo.',
+    'Bill No': 'B-122',
+    'Payment Amount': 100,
+  },
+];

packages/server/src/services/Purchases/Bills/BillsImportable.ts

@@ -0,0 +1,46 @@
+import { Inject, Service } from 'typedi';
+import { Knex } from 'knex';
+import { Importable } from '@/services/Import/Importable';
+import { CreateBill } from './CreateBill';
+import { IBillDTO } from '@/interfaces';
+import { BillsSampleData } from './constants';
+
+@Service()
+export class BillsImportable extends Importable {
+  @Inject()
+  private createBillService: CreateBill;
+
+  /**
+   * Importing to account service.
+   * @param {number} tenantId
+   * @param {IAccountCreateDTO} createAccountDTO
+   * @returns
+   */
+  public importable(
+    tenantId: number,
+    createAccountDTO: IBillDTO,
+    trx?: Knex.Transaction
+  ) {
+    return this.createBillService.createBill(
+      tenantId,
+      createAccountDTO,
+      {},
+      trx
+    );
+  }
+
+  /**
+   * Concurrrency controlling of the importing process.
+   * @returns {number}
+   */
+  public get concurrency() {
+    return 1;
+  }
+
+  /**
+   * Retrieves the sample data that used to download accounts sample sheet.
+   */
+  public sampleData(): any[] {
+    return BillsSampleData;
+  }
+}

packages/server/src/services/Purchases/Bills/BillsValidators.ts

@@ -23,12 +23,12 @@ export class BillsValidators {
 
   /**
    * Validates the bill amount is bigger than paid amount.
-   * @param {number} billAmount 
-   * @param {number} paidAmount 
+   * @param {number} billAmount
+   * @param {number} paidAmount
    */
   public validateBillAmountBiggerPaidAmount(
     billAmount: number,
-    paidAmount: number,
+    paidAmount: number
   ) {
     if (billAmount < paidAmount) {
       throw new ServiceError(ERRORS.BILL_AMOUNT_SMALLER_THAN_PAID_AMOUNT);
@@ -53,7 +53,10 @@ export class BillsValidators {
       });
 
     if (foundBills.length > 0) {
-      throw new ServiceError(ERRORS.BILL_NUMBER_EXISTS);
+      throw new ServiceError(
+        ERRORS.BILL_NUMBER_EXISTS,
+        'The bill number is not unique.'
+      );
     }
   }
 

packages/server/src/services/Purchases/Bills/CreateBill.ts

@@ -53,7 +53,8 @@ export class CreateBill {
   public async createBill(
     tenantId: number,
     billDTO: IBillDTO,
-    authorizedUser: ISystemUser
+    authorizedUser: ISystemUser,
+    trx?: Knex.Transaction
   ): Promise<IBill> {
     const { Bill, Contact } = this.tenancy.models(tenantId);
 
@@ -91,26 +92,30 @@ export class CreateBill {
       authorizedUser
     );
     // Write new bill transaction with associated transactions under UOW env.
-    return this.uow.withTransaction(tenantId, async (trx: Knex.Transaction) => {
-      // Triggers `onBillCreating` event.
-      await this.eventPublisher.emitAsync(events.bill.onCreating, {
-        trx,
-        billDTO,
-        tenantId,
-      } as IBillCreatingPayload);
+    return this.uow.withTransaction(
+      tenantId,
+      async (trx: Knex.Transaction) => {
+        // Triggers `onBillCreating` event.
+        await this.eventPublisher.emitAsync(events.bill.onCreating, {
+          trx,
+          billDTO,
+          tenantId,
+        } as IBillCreatingPayload);
 
-      // Inserts the bill graph object to the storage.
-      const bill = await Bill.query(trx).upsertGraph(billObj);
+        // Inserts the bill graph object to the storage.
+        const bill = await Bill.query(trx).upsertGraph(billObj);
 
-      // Triggers `onBillCreated` event.
-      await this.eventPublisher.emitAsync(events.bill.onCreated, {
-        tenantId,
-        bill,
-        billId: bill.id,
-        trx,
-      } as IBillCreatedPayload);
+        // Triggers `onBillCreated` event.
+        await this.eventPublisher.emitAsync(events.bill.onCreated, {
+          tenantId,
+          bill,
+          billId: bill.id,
+          trx,
+        } as IBillCreatedPayload);
 
-      return bill;
-    });
+        return bill;
+      },
+      trx
+    );
   }
 }

packages/server/src/services/Purchases/Bills/constants.ts

@@ -75,3 +75,49 @@ export const DEFAULT_VIEWS = [
     columns: DEFAULT_VIEW_COLUMNS,
   },
 ];
+
+export const BillsSampleData = [
+  {
+    'Bill No.': 'B-101',
+    'Reference No.': 'REF0',
+    Date: '2024-01-01',
+    'Due Date': '2024-03-01',
+    Vendor: 'Gabriel Kovacek',
+    'Exchange Rate': 1,
+    Note: 'Vel in sit sint.',
+    Open: 'T',
+    Item: 'VonRueden, Ruecker and Hettinger',
+    Quantity: 100,
+    Rate: 100,
+    'Line Description': 'Id a vel quis vel aut.',
+  },
+  {
+    'Bill No.': 'B-102',
+    'Reference No.': 'REF0',
+    Date: '2024-01-01',
+    'Due Date': '2024-03-01',
+    Vendor: 'Gabriel Kovacek',
+    'Exchange Rate': 1,
+    Note: 'Quia ut dolorem qui sint velit.',
+    Open: 'T',
+    Item: 'Thompson - Reichert',
+    Quantity: 200,
+    Rate: 50,
+    'Line Description':
+      'Nesciunt in adipisci quia ab reiciendis nam sed saepe consequatur.',
+  },
+  {
+    'Bill No.': 'B-103',
+    'Reference No.': 'REF0',
+    Date: '2024-01-01',
+    'Due Date': '2024-03-01',
+    Vendor: 'Gabriel Kovacek',
+    'Exchange Rate': 1,
+    Note: 'Dolore aut voluptatem minus pariatur alias pariatur.',
+    Open: 'T',
+    Item: 'VonRueden, Ruecker and Hettinger',
+    Quantity: 100,
+    Rate: 100,
+    'Line Description': 'Quam eligendi provident.',
+  },
+];

packages/server/src/services/Purchases/VendorCredits/CreateVendorCredit.ts

@@ -30,10 +30,12 @@ export default class CreateVendorCredit extends BaseVendorCredit {
    * Creates a new vendor credit.
    * @param {number} tenantId -
    * @param {IVendorCreditCreateDTO} vendorCreditCreateDTO -
+   * @param {Knex.Transaction} trx - 
    */
   public newVendorCredit = async (
     tenantId: number,
-    vendorCreditCreateDTO: IVendorCreditCreateDTO
+    vendorCreditCreateDTO: IVendorCreditCreateDTO,
+    trx?: Knex.Transaction
   ) => {
     const { VendorCredit, Vendor } = this.tenancy.models(tenantId);
 
@@ -59,27 +61,31 @@ export default class CreateVendorCredit extends BaseVendorCredit {
       vendor.currencyCode
     );
     // Saves the vendor credit transactions under UOW envirement.
-    return this.uow.withTransaction(tenantId, async (trx: Knex.Transaction) => {
-      // Triggers `onVendorCreditCreating` event.
-      await this.eventPublisher.emitAsync(events.vendorCredit.onCreating, {
-        tenantId,
-        vendorCreditCreateDTO,
-        trx,
-      } as IVendorCreditCreatingPayload);
+    return this.uow.withTransaction(
+      tenantId,
+      async (trx: Knex.Transaction) => {
+        // Triggers `onVendorCreditCreating` event.
+        await this.eventPublisher.emitAsync(events.vendorCredit.onCreating, {
+          tenantId,
+          vendorCreditCreateDTO,
+          trx,
+        } as IVendorCreditCreatingPayload);
 
-      // Saves the vendor credit graph.
-      const vendorCredit = await VendorCredit.query(trx).upsertGraphAndFetch({
-        ...vendorCreditModel,
-      });
-      // Triggers `onVendorCreditCreated` event.
-      await this.eventPublisher.emitAsync(events.vendorCredit.onCreated, {
-        tenantId,
-        vendorCredit,
-        vendorCreditCreateDTO,
-        trx,
-      } as IVendorCreditCreatedPayload);
+        // Saves the vendor credit graph.
+        const vendorCredit = await VendorCredit.query(trx).upsertGraphAndFetch({
+          ...vendorCreditModel,
+        });
+        // Triggers `onVendorCreditCreated` event.
+        await this.eventPublisher.emitAsync(events.vendorCredit.onCreated, {
+          tenantId,
+          vendorCredit,
+          vendorCreditCreateDTO,
+          trx,
+        } as IVendorCreditCreatedPayload);
 
-      return vendorCredit;
-    });
+        return vendorCredit;
+      },
+      trx
+    );
   };
 }

packages/server/src/services/Purchases/VendorCredits/VendorCreditsImportable.ts

@@ -0,0 +1,45 @@
+import { Inject, Service } from 'typedi';
+import { Knex } from 'knex';
+import { Importable } from '@/services/Import/Importable';
+import CreateVendorCredit from './CreateVendorCredit';
+import { IVendorCreditCreateDTO } from '@/interfaces';
+import { VendorCreditsSampleData } from './constants';
+
+@Service()
+export class VendorCreditsImportable extends Importable {
+  @Inject()
+  private createVendorCreditService: CreateVendorCredit;
+
+  /**
+   * Importing to account service.
+   * @param {number} tenantId
+   * @param {IAccountCreateDTO} createAccountDTO
+   * @returns
+   */
+  public importable(
+    tenantId: number,
+    createPaymentDTO: IVendorCreditCreateDTO,
+    trx?: Knex.Transaction
+  ) {
+    return this.createVendorCreditService.newVendorCredit(
+      tenantId,
+      createPaymentDTO,
+      trx
+    );
+  }
+
+  /**
+   * Concurrrency controlling of the importing process.
+   * @returns {number}
+   */
+  public get concurrency() {
+    return 1;
+  }
+
+  /**
+   * Retrieves the sample data that used to download accounts sample sheet.
+   */
+  public sampleData(): any[] {
+    return VendorCreditsSampleData;
+  }
+}

packages/server/src/services/Purchases/VendorCredits/constants.ts

@@ -1,11 +1,14 @@
 export const ERRORS = {
   VENDOR_CREDIT_NOT_FOUND: 'VENDOR_CREDIT_NOT_FOUND',
   VENDOR_CREDIT_ALREADY_OPENED: 'VENDOR_CREDIT_ALREADY_OPENED',
-  VENDOR_CREDIT_HAS_NO_REMAINING_AMOUNT: 'VENDOR_CREDIT_HAS_NO_REMAINING_AMOUNT',
-  VENDOR_CREDIT_APPLY_TO_BILLS_NOT_FOUND: 'VENDOR_CREDIT_APPLY_TO_BILLS_NOT_FOUND',
+  VENDOR_CREDIT_HAS_NO_REMAINING_AMOUNT:
+    'VENDOR_CREDIT_HAS_NO_REMAINING_AMOUNT',
+  VENDOR_CREDIT_APPLY_TO_BILLS_NOT_FOUND:
+    'VENDOR_CREDIT_APPLY_TO_BILLS_NOT_FOUND',
   BILLS_HAS_NO_REMAINING_AMOUNT: 'BILLS_HAS_NO_REMAINING_AMOUNT',
-  VENDOR_CREDIT_HAS_REFUND_TRANSACTIONS: 'VENDOR_CREDIT_HAS_REFUND_TRANSACTIONS',
-  VENDOR_CREDIT_HAS_APPLIED_BILLS: 'VENDOR_CREDIT_HAS_APPLIED_BILLS'
+  VENDOR_CREDIT_HAS_REFUND_TRANSACTIONS:
+    'VENDOR_CREDIT_HAS_REFUND_TRANSACTIONS',
+  VENDOR_CREDIT_HAS_APPLIED_BILLS: 'VENDOR_CREDIT_HAS_APPLIED_BILLS',
 };
 
 export const DEFAULT_VIEW_COLUMNS = [];
@@ -62,3 +65,18 @@ export const DEFAULT_VIEWS = [
     columns: DEFAULT_VIEW_COLUMNS,
   },
 ];
+
+export const VendorCreditsSampleData = [
+  {
+    Vendor: 'Randall Kohler VENDOR',
+    'Vendor Credit Date': '2024-01-01',
+    'Vendor Credit No.': 'VC-0001',
+    'Reference No.': 'REF-00001',
+    'Exchange Rate': '',
+    Note: 'Note',
+    Open: 'T',
+    'Item Name': 'Hettinger, Schumm and Bartoletti',
+    Quantity: 100,
+    Rate: 100,
+  },
+];

packages/server/src/services/Resource/ResourceService.ts

@@ -2,7 +2,7 @@ import { Service, Inject } from 'typedi';
 import { camelCase, upperFirst, pickBy } from 'lodash';
 import * as qim from 'qim';
 import pluralize from 'pluralize';
-import { IModelMeta, IModelMetaField } from '@/interfaces';
+import { IModelMeta, IModelMetaField, IModelMetaField2 } from '@/interfaces';
 import TenancyService from '@/services/Tenancy/TenancyService';
 import { ServiceError } from '@/exceptions';
 import I18nService from '@/services/I18n/I18nService';
@@ -74,11 +74,20 @@ export default class ResourceService {
     return meta.fields;
   }
 
+  public getResourceFields2(
+    tenantId: number,
+    modelName: string
+  ): { [key: string]: IModelMetaField2 } {
+    const meta = this.getResourceMeta(tenantId, modelName);
+
+    return meta.fields2;
+  }
+
   /**
-   * 
-   * @param {number} tenantId 
-   * @param {string} modelName 
-   * @returns 
+   *
+   * @param {number} tenantId
+   * @param {string} modelName
+   * @returns
    */
   public getResourceImportableFields(
     tenantId: number,
@@ -96,9 +105,14 @@ export default class ResourceService {
     const $enumerationType = (field) =>
       field.fieldType === 'enumeration' ? field : undefined;
 
+    const $hasFields = (field) => 'undefined' !== typeof field.fields ? field : undefined;
+
     const naviagations = [
       ['fields', qim.$each, 'name'],
       ['fields', qim.$each, $enumerationType, 'options', qim.$each, 'label'],
+      ['fields2', qim.$each, 'name'],
+      ['fields2', qim.$each, $enumerationType, 'options', qim.$each, 'label'],
+      ['fields2', qim.$each, $hasFields, 'fields', qim.$each, 'name'],
     ];
     return this.i18nService.i18nApply(naviagations, meta, tenantId);
   }

packages/server/src/services/Sales/Estimates/CreateSaleEstimate.ts

@@ -43,7 +43,8 @@ export class CreateSaleEstimate {
    */
   public async createEstimate(
     tenantId: number,
-    estimateDTO: ISaleEstimateDTO
+    estimateDTO: ISaleEstimateDTO,
+    trx?: Knex.Transaction
   ): Promise<ISaleEstimate> {
     const { SaleEstimate, Contact } = this.tenancy.models(tenantId);
 
@@ -75,28 +76,32 @@ export class CreateSaleEstimate {
       estimateDTO.entries
     );
     // Creates a sale estimate transaction with associated transactions as UOW.
-    return this.uow.withTransaction(tenantId, async (trx: Knex.Transaction) => {
-      // Triggers `onSaleEstimateCreating` event.
-      await this.eventPublisher.emitAsync(events.saleEstimate.onCreating, {
-        estimateDTO,
-        tenantId,
-        trx,
-      } as ISaleEstimateCreatingPayload);
+    return this.uow.withTransaction(
+      tenantId,
+      async (trx: Knex.Transaction) => {
+        // Triggers `onSaleEstimateCreating` event.
+        await this.eventPublisher.emitAsync(events.saleEstimate.onCreating, {
+          estimateDTO,
+          tenantId,
+          trx,
+        } as ISaleEstimateCreatingPayload);
 
-      // Upsert the sale estimate graph to the storage.
-      const saleEstimate = await SaleEstimate.query(trx).upsertGraphAndFetch({
-        ...estimateObj,
-      });
-      // Triggers `onSaleEstimateCreated` event.
-      await this.eventPublisher.emitAsync(events.saleEstimate.onCreated, {
-        tenantId,
-        saleEstimate,
-        saleEstimateId: saleEstimate.id,
-        saleEstimateDTO: estimateDTO,
-        trx,
-      } as ISaleEstimateCreatedPayload);
+        // Upsert the sale estimate graph to the storage.
+        const saleEstimate = await SaleEstimate.query(trx).upsertGraphAndFetch({
+          ...estimateObj,
+        });
+        // Triggers `onSaleEstimateCreated` event.
+        await this.eventPublisher.emitAsync(events.saleEstimate.onCreated, {
+          tenantId,
+          saleEstimate,
+          saleEstimateId: saleEstimate.id,
+          saleEstimateDTO: estimateDTO,
+          trx,
+        } as ISaleEstimateCreatedPayload);
 
-      return saleEstimate;
-    });
+        return saleEstimate;
+      },
+      trx
+    );
   }
 }