Merge pull request #342 from bigcapitalhq/big-130-edited-transactions-does-not-reflect-on-reports

hotfix: editing sales and expense transactions don't reflect GL entries

.all-contributorsrc

@@ -96,6 +96,15 @@
       "contributions": [
         "bug"
       ]
+    },
+    {
+      "login": "asenawritescode",
+      "name": "Asena",
+      "avatar_url": "https://avatars.githubusercontent.com/u/67445192?v=4",
+      "profile": "https://github.com/asenawritescode",
+      "contributions": [
+        "bug"
+      ]
     }
   ],
   "contributorsPerLine": 7,

.env.example

@@ -57,4 +57,10 @@ GOTENBERG_DOCS_URL=http://server:3000/public/
 
 # Gotenberg API - (development)
 # GOTENBERG_URL=http://localhost:9000
-# GOTENBERG_DOCS_URL=http://host.docker.internal:3000/public/
+# GOTENBERG_DOCS_URL=http://host.docker.internal:3000/public/
+
+# Exchange Rate Service
+EXCHANGE_RATE_SERVICE=open-exchange-rate
+
+# Open Exchange Rate
+OPEN_EXCHANGE_RATE_APP_ID=

CHANGELOG.md

@@ -2,6 +2,19 @@
 
 All notable changes to Bigcapital server-side will be in this file.
 
+## [0.13.3] - 22-01-2024
+
+* hotfix(server): Unhandled thrown errors of services by @abouolia in https://github.com/bigcapitalhq/bigcapital/pull/329
+
+## [0.13.2] - 21-01-2024
+
+* feat: show customer / vendor balance. by @asenawritescode in https://github.com/bigcapitalhq/bigcapital/pull/311
+* feat: inventory valuation csv and xlsx export by @abouolia in https://github.com/bigcapitalhq/bigcapital/pull/308
+* feat: sales by items export csv & xlsx by @abouolia in https://github.com/bigcapitalhq/bigcapital/pull/310
+* fix(server): the invoice and payment receipt printing by @abouolia in https://github.com/bigcapitalhq/bigcapital/pull/315
+* fix: get cashflow transaction broken cause transaction type by @abouolia in https://github.com/bigcapitalhq/bigcapital/pull/318
+* fix: `AccountActivateAlert` import by @xprnio in https://github.com/bigcapitalhq/bigcapital/pull/322
+
 ## [0.13.1] - 15-01-2024
 
 * feat(webapp): add approve/reject to action bar of estimate details dr… by @ANasouf in https://github.com/bigcapitalhq/bigcapital/pull/304

README.md

@@ -117,6 +117,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
       <td align="center" valign="top" width="14.28%"><a href="http://cschuijt.nl"><img src="https://avatars.githubusercontent.com/u/5460015?v=4?s=100" width="100px;" alt="Casper Schuijt"/><br /><sub><b>Casper Schuijt</b></sub></a><br /><a href="https://github.com/bigcapitalhq/bigcapital/issues?q=author%3Acschuijt" title="Bug reports">🐛</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/ANasouf"><img src="https://avatars.githubusercontent.com/u/19536487?v=4?s=100" width="100px;" alt="ANasouf"/><br /><sub><b>ANasouf</b></sub></a><br /><a href="https://github.com/bigcapitalhq/bigcapital/commits?author=ANasouf" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://ragnarlaud.dev"><img src="https://avatars.githubusercontent.com/u/3042904?v=4?s=100" width="100px;" alt="Ragnar Laud"/><br /><sub><b>Ragnar Laud</b></sub></a><br /><a href="https://github.com/bigcapitalhq/bigcapital/issues?q=author%3Axprnio" title="Bug reports">🐛</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/asenawritescode"><img src="https://avatars.githubusercontent.com/u/67445192?v=4?s=100" width="100px;" alt="Asena"/><br /><sub><b>Asena</b></sub></a><br /><a href="https://github.com/bigcapitalhq/bigcapital/issues?q=author%3Aasenawritescode" title="Bug reports">🐛</a></td>
     </tr>
   </tbody>
 </table>

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

@@ -1,19 +1,16 @@
 import { Service, Inject } from 'typedi';
 import { Router, Request, Response, NextFunction } from 'express';
-import { check, param, query } from 'express-validator';
+import { query, oneOf } from 'express-validator';
 import asyncMiddleware from '@/api/middleware/asyncMiddleware';
 import BaseController from './BaseController';
 import { ServiceError } from '@/exceptions';
-import ExchangeRatesService from '@/services/ExchangeRates/ExchangeRatesService';
-import DynamicListingService from '@/services/DynamicListing/DynamicListService';
+import { EchangeRateErrors } from '@/lib/ExchangeRate/types';
+import { ExchangeRateApplication } from '@/services/ExchangeRates/ExchangeRateApplication';
 
 @Service()
 export default class ExchangeRatesController extends BaseController {
   @Inject()
-  exchangeRatesService: ExchangeRatesService;
-
-  @Inject()
-  dynamicListService: DynamicListingService;
+  private exchangeRatesApp: ExchangeRateApplication;
 
   /**
    * Constructor method.
@@ -22,164 +19,40 @@ export default class ExchangeRatesController extends BaseController {
     const router = Router();
 
     router.get(
-      '/',
-      [...this.exchangeRatesListSchema],
+      '/latest',
+      [
+        oneOf([
+          query('to_currency').exists().isString().isISO4217(),
+          query('from_currency').exists().isString().isISO4217(),
+        ]),
+      ],
       this.validationResult,
-      asyncMiddleware(this.exchangeRates.bind(this)),
-      this.dynamicListService.handlerErrorsToResponse,
-      this.handleServiceError,
-    );
-    router.post(
-      '/',
-      [...this.exchangeRateDTOSchema],
-      this.validationResult,
-      asyncMiddleware(this.addExchangeRate.bind(this)),
-      this.handleServiceError
-    );
-    router.post(
-      '/:id',
-      [...this.exchangeRateEditDTOSchema, ...this.exchangeRateIdSchema],
-      this.validationResult,
-      asyncMiddleware(this.editExchangeRate.bind(this)),
-      this.handleServiceError
-    );
-    router.delete(
-      '/:id',
-      [...this.exchangeRateIdSchema],
-      this.validationResult,
-      asyncMiddleware(this.deleteExchangeRate.bind(this)),
+      asyncMiddleware(this.latestExchangeRate.bind(this)),
       this.handleServiceError
     );
     return router;
   }
 
-  get exchangeRatesListSchema() {
-    return [
-      query('page').optional().isNumeric().toInt(),
-      query('page_size').optional().isNumeric().toInt(),
-
-      query('column_sort_by').optional(),
-      query('sort_order').optional().isIn(['desc', 'asc']),
-    ];
-  }
-
-  get exchangeRateDTOSchema() {
-    return [
-      check('exchange_rate').exists().isNumeric().toFloat(),
-      check('currency_code').exists().trim().escape(),
-      check('date').exists().isISO8601(),
-    ];
-  }
-
-  get exchangeRateEditDTOSchema() {
-    return [check('exchange_rate').exists().isNumeric().toFloat()];
-  }
-
-  get exchangeRateIdSchema() {
-    return [param('id').isNumeric().toInt()];
-  }
-
-  get exchangeRatesIdsSchema() {
-    return [
-      query('ids').isArray({ min: 2 }),
-      query('ids.*').isNumeric().toInt(),
-    ];
-  }
-
   /**
    * Retrieve exchange rates.
    * @param {Request} req
    * @param {Response} res
    * @param {NextFunction} next
    */
-  async exchangeRates(req: Request, res: Response, next: NextFunction) {
+  private async latestExchangeRate(
+    req: Request,
+    res: Response,
+    next: NextFunction
+  ) {
     const { tenantId } = req;
-    const filter = {
-      page: 1,
-      pageSize: 12,
-      filterRoles: [],
-      columnSortBy: 'created_at',
-      sortOrder: 'asc',
-      ...this.matchedQueryData(req),
-    };
-    if (filter.stringifiedFilterRoles) {
-      filter.filterRoles = JSON.parse(filter.stringifiedFilterRoles);
-    }
-    try {
-      const exchangeRates = await this.exchangeRatesService.listExchangeRates(
-        tenantId,
-        filter
-      );
-      return res.status(200).send({ exchange_rates: exchangeRates });
-    } catch (error) {
-      next(error);
-    }
-  }
-
-  /**
-   * Adds a new exchange rate on the given date.
-   * @param {Request} req
-   * @param {Response} res
-   * @param {NextFunction} next
-   */
-  async addExchangeRate(req: Request, res: Response, next: NextFunction) {
-    const { tenantId } = req;
-    const exchangeRateDTO = this.matchedBodyData(req);
+    const exchangeRateQuery = this.matchedQueryData(req);
 
     try {
-      const exchangeRate = await this.exchangeRatesService.newExchangeRate(
+      const exchangeRate = await this.exchangeRatesApp.latest(
         tenantId,
-        exchangeRateDTO
+        exchangeRateQuery
       );
-      return res.status(200).send({ id: exchangeRate.id });
-    } catch (error) {
-      next(error);
-    }
-  }
-
-  /**
-   * Edit the given exchange rate.
-   * @param {Request} req
-   * @param {Response} res
-   * @param {NextFunction} next
-   */
-  async editExchangeRate(req: Request, res: Response, next: NextFunction) {
-    const { tenantId } = req;
-    const { id: exchangeRateId } = req.params;
-    const exchangeRateDTO = this.matchedBodyData(req);
-
-    try {
-      const exchangeRate = await this.exchangeRatesService.editExchangeRate(
-        tenantId,
-        exchangeRateId,
-        exchangeRateDTO
-      );
-
-      return res.status(200).send({
-        id: exchangeRateId,
-        message: 'The exchange rate has been edited successfully.',
-      });
-    } catch (error) {
-      next(error);
-    }
-  }
-
-  /**
-   * Delete the given exchange rate from the storage.
-   * @param {Request} req
-   * @param {Response} res
-   * @param {NextFunction} next
-   */
-  async deleteExchangeRate(req: Request, res: Response, next: NextFunction) {
-    const { tenantId } = req;
-    const { id: exchangeRateId } = req.params;
-
-    try {
-      await this.exchangeRatesService.deleteExchangeRate(
-        tenantId,
-        exchangeRateId
-      );
-      return res.status(200).send({ id: exchangeRateId });
+      return res.status(200).send(exchangeRate);
     } catch (error) {
       next(error);
     }
@@ -192,26 +65,56 @@ export default class ExchangeRatesController extends BaseController {
    * @param {Response} res
    * @param {NextFunction} next
    */
-  handleServiceError(
+  private handleServiceError(
     error: Error,
     req: Request,
     res: Response,
     next: NextFunction
   ) {
     if (error instanceof ServiceError) {
-      if (error.errorType === 'EXCHANGE_RATE_NOT_FOUND') {
-        return res.status(404).send({
-          errors: [{ type: 'EXCHANGE.RATE.NOT.FOUND', code: 200 }],
-        });
-      }
-      if (error.errorType === 'NOT_FOUND_EXCHANGE_RATES') {
+      if (EchangeRateErrors.EX_RATE_INVALID_BASE_CURRENCY === error.errorType) {
         return res.status(400).send({
-          errors: [{ type: 'EXCHANGE.RATES.IS.NOT.FOUND', code: 100 }],
+          errors: [
+            {
+              type: EchangeRateErrors.EX_RATE_INVALID_BASE_CURRENCY,
+              code: 100,
+              message: 'The given base currency is invalid.',
+            },
+          ],
         });
-      }
-      if (error.errorType === 'EXCHANGE_RATE_PERIOD_EXISTS') {
+      } else if (
+        EchangeRateErrors.EX_RATE_SERVICE_NOT_ALLOWED === error.errorType
+      ) {
         return res.status(400).send({
-          errors: [{ type: 'EXCHANGE.RATE.PERIOD.EXISTS', code: 300 }],
+          errors: [
+            {
+              type: EchangeRateErrors.EX_RATE_SERVICE_NOT_ALLOWED,
+              code: 200,
+              message: 'The service is not allowed',
+            },
+          ],
+        });
+      } else if (
+        EchangeRateErrors.EX_RATE_SERVICE_API_KEY_REQUIRED === error.errorType
+      ) {
+        return res.status(400).send({
+          errors: [
+            {
+              type: EchangeRateErrors.EX_RATE_SERVICE_API_KEY_REQUIRED,
+              code: 300,
+              message: 'The API key is required',
+            },
+          ],
+        });
+      } else if (EchangeRateErrors.EX_RATE_LIMIT_EXCEEDED === error.errorType) {
+        return res.status(400).send({
+          errors: [
+            {
+              type: EchangeRateErrors.EX_RATE_LIMIT_EXCEEDED,
+              code: 400,
+              message: 'The API rate limit has been exceeded',
+            },
+          ],
         });
       }
     }

packages/server/src/api/controllers/FinancialStatements/PurchasesByItem.ts

@@ -1,17 +1,18 @@
 import { Router, Request, Response, NextFunction } from 'express';
 import { query, ValidationChain } from 'express-validator';
-import moment from 'moment';
 import { Inject, Service } from 'typedi';
 import asyncMiddleware from '@/api/middleware/asyncMiddleware';
 import BaseFinancialReportController from './BaseFinancialReportController';
-import PurchasesByItemsService from '@/services/FinancialStatements/PurchasesByItems/PurchasesByItemsService';
+import { PurchasesByItemsService } from '@/services/FinancialStatements/PurchasesByItems/PurchasesByItemsService';
 import { AbilitySubject, ReportsAction } from '@/interfaces';
 import CheckPolicies from '@/api/middleware/CheckPolicies';
+import { ACCEPT_TYPE } from '@/interfaces/Http';
+import { PurcahsesByItemsApplication } from '@/services/FinancialStatements/PurchasesByItems/PurchasesByItemsApplication';
 
 @Service()
 export default class PurchasesByItemReportController extends BaseFinancialReportController {
   @Inject()
-  purchasesByItemsService: PurchasesByItemsService;
+  private purchasesByItemsApp: PurcahsesByItemsApplication;
 
   /**
    * Router constructor.
@@ -63,20 +64,47 @@ export default class PurchasesByItemReportController extends BaseFinancialReport
    * @param {Request} req -
    * @param {Response} res -
    */
-  async purchasesByItems(req: Request, res: Response, next: NextFunction) {
+  public async purchasesByItems(req: Request, res: Response) {
     const { tenantId } = req;
     const filter = this.matchedQueryData(req);
 
-    try {
-      const { data, query, meta } =
-        await this.purchasesByItemsService.purchasesByItems(tenantId, filter);
-      return res.status(200).send({
-        meta: this.transfromToResponse(meta),
-        data: this.transfromToResponse(data),
-        query: this.transfromToResponse(query),
-      });
-    } catch (error) {
-      next(error);
+    const accept = this.accepts(req);
+
+    const acceptType = accept.types([
+      ACCEPT_TYPE.APPLICATION_JSON,
+      ACCEPT_TYPE.APPLICATION_JSON_TABLE,
+      ACCEPT_TYPE.APPLICATION_XLSX,
+      ACCEPT_TYPE.APPLICATION_CSV,
+    ]);
+
+    // JSON table response format.
+    if (ACCEPT_TYPE.APPLICATION_JSON_TABLE === acceptType) {
+      const table = await this.purchasesByItemsApp.table(tenantId, filter);
+
+      return res.status(200).send(table);
+      // CSV response format.
+    } else if (ACCEPT_TYPE.APPLICATION_CSV === acceptType) {
+      const buffer = await this.purchasesByItemsApp.csv(tenantId, filter);
+
+      res.setHeader('Content-Disposition', 'attachment; filename=output.csv');
+      res.setHeader('Content-Type', 'text/csv');
+
+      return res.send(buffer);
+      // Xlsx response format.
+    } else if (ACCEPT_TYPE.APPLICATION_XLSX === acceptType) {
+      const buffer = await this.purchasesByItemsApp.xlsx(tenantId, filter);
+
+      res.setHeader('Content-Disposition', 'attachment; filename=output.xlsx');
+      res.setHeader(
+        'Content-Type',
+        'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
+      );
+      return res.send(buffer);
+      // Json response format.
+    } else {
+      const sheet = await this.purchasesByItemsApp.sheet(tenantId, filter);
+
+      return res.status(200).send(sheet);
     }
   }
 }

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

@@ -303,7 +303,7 @@ export default class BillsController extends BaseController {
     try {
       const bill = await this.billsApplication.getBill(tenantId, billId);
 
-      return res.status(200).send(this.transfromToResponse({ bill }));
+      return res.status(200).send({ bill });
     } catch (error) {
       next(error);
     }
@@ -348,14 +348,11 @@ export default class BillsController extends BaseController {
     };
 
     try {
-      const { bills, pagination, filterMeta } =
-        await this.billsApplication.getBills(tenantId, filter);
-
-      return res.status(200).send({
-        bills: this.transfromToResponse(bills),
-        pagination: this.transfromToResponse(pagination),
-        filter_meta: this.transfromToResponse(filterMeta),
-      });
+      const billsWithPagination = await this.billsApplication.getBills(
+        tenantId,
+        filter
+      );
+      return res.status(200).send(billsWithPagination);
     } catch (error) {
       next(error);
     }

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

@@ -158,15 +158,11 @@ export default class BillsPayments extends BaseController {
     const { tenantId } = req;
     const { vendorId } = this.matchedQueryData(req);
 
-    try {
-      const entries = await this.billPaymentsPages.getNewPageEntries(
-        tenantId,
-        vendorId
-      );
-      return res.status(200).send({
-        entries: this.transfromToResponse(entries),
-      });
-    } catch (error) {}
+    const entries = await this.billPaymentsPages.getNewPageEntries(
+      tenantId,
+      vendorId
+    );
+    return res.status(200).send({ entries });
   }
 
   /**
@@ -183,16 +179,12 @@ export default class BillsPayments extends BaseController {
     const { id: paymentReceiveId } = req.params;
 
     try {
-      const { billPayment, entries } =
+      const billPaymentsWithEditEntries =
         await this.billPaymentsPages.getBillPaymentEditPage(
           tenantId,
           paymentReceiveId
         );
-
-      return res.status(200).send({
-        bill_payment: this.transfromToResponse(billPayment),
-        entries: this.transfromToResponse(entries),
-      });
+      return res.status(200).send(billPaymentsWithEditEntries);
     } catch (error) {
       next(error);
     }
@@ -304,9 +296,7 @@ export default class BillsPayments extends BaseController {
         tenantId,
         billPaymentId
       );
-      return res.status(200).send({
-        bill_payment: this.transfromToResponse(billPayment),
-      });
+      return res.status(200).send({ billPayment });
     } catch (error) {
       next(error);
     }
@@ -359,17 +349,12 @@ export default class BillsPayments extends BaseController {
     };
 
     try {
-      const { billPayments, pagination, filterMeta } =
+      const billPaymentsWithPagination =
         await this.billPaymentsApplication.getBillPayments(
           tenantId,
           billPaymentsFilter
         );
-
-      return res.status(200).send({
-        bill_payments: this.transfromToResponse(billPayments),
-        pagination: this.transfromToResponse(pagination),
-        filter_meta: this.transfromToResponse(filterMeta),
-      });
+      return res.status(200).send(billPaymentsWithPagination);
     } catch (error) {
       next(error);
     }

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

@@ -320,20 +320,19 @@ export default class VendorCreditController extends BaseController {
     res: Response,
     next: NextFunction
   ) => {
-    const { id: billId } = req.params;
+    const { id: vendorCreditId } = req.params;
     const { tenantId, user } = req;
     const vendorCreditEditDTO: IVendorCreditEditDTO = this.matchedBodyData(req);
 
     try {
       await this.editVendorCreditService.editVendorCredit(
         tenantId,
-        billId,
-        vendorCreditEditDTO,
-        user
+        vendorCreditId,
+        vendorCreditEditDTO
       );
 
       return res.status(200).send({
-        id: billId,
+        id: vendorCreditId,
         message: 'The vendor credit has been edited successfully.',
       });
     } catch (error) {

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

@@ -26,6 +26,7 @@ import GetCreditNoteAssociatedInvoicesToApply from '@/services/CreditNotes/GetCr
 import GetCreditNoteAssociatedAppliedInvoices from '@/services/CreditNotes/GetCreditNoteAssociatedAppliedInvoices';
 import GetRefundCreditTransaction from '@/services/CreditNotes/GetRefundCreditNoteTransaction';
 import GetCreditNotePdf from '../../../services/CreditNotes/GetCreditNotePdf';
+import { ACCEPT_TYPE } from '@/interfaces/Http';
 /**
  * Credit notes controller.
  * @service
@@ -293,7 +294,7 @@ export default class PaymentReceivesController extends BaseController {
     return [
       check('from_account_id').exists().isNumeric().toInt(),
       check('description').optional(),
-      
+
       check('amount').exists().isNumeric().toFloat(),
       check('exchange_rate').optional().isFloat({ gt: 0 }).toFloat(),
 
@@ -438,7 +439,7 @@ export default class PaymentReceivesController extends BaseController {
   };
 
   /**
-   * Retrieve the payment receive details.
+   * Retrieve the credit note details.
    * @param {Request} req
    * @param {Response} res
    * @param {NextFunction} next
@@ -451,38 +452,28 @@ export default class PaymentReceivesController extends BaseController {
     const { tenantId } = req;
     const { id: creditNoteId } = req.params;
 
-    try {
+    const accept = this.accepts(req);
+
+    const acceptType = accept.types([
+      ACCEPT_TYPE.APPLICATION_JSON,
+      ACCEPT_TYPE.APPLICATION_PDF,
+    ]);
+    if (ACCEPT_TYPE.APPLICATION_PDF === acceptType) {
+      const pdfContent = await this.creditNotePdf.getCreditNotePdf(
+        tenantId,
+        creditNoteId
+      );
+      res.set({
+        'Content-Type': 'application/pdf',
+        'Content-Length': pdfContent.length,
+      });
+      res.send(pdfContent);
+    } else {
       const creditNote = await this.getCreditNoteService.getCreditNote(
         tenantId,
         creditNoteId
       );
-      const ACCEPT_TYPE = {
-        APPLICATION_PDF: 'application/pdf',
-        APPLICATION_JSON: 'application/json',
-      };
-      // Response formatter.
-      res.format({
-        // Json content type.
-        [ACCEPT_TYPE.APPLICATION_JSON]: () => {
-          return res
-            .status(200)
-            .send({ credit_note: this.transfromToResponse(creditNote) });
-        },
-        // Pdf content type.
-        [ACCEPT_TYPE.APPLICATION_PDF]: async () => {
-          const pdfContent = await this.creditNotePdf.getCreditNotePdf(
-            tenantId,
-            creditNote
-          );
-          res.set({
-            'Content-Type': 'application/pdf',
-            'Content-Length': pdfContent.length,
-          });
-          res.send(pdfContent);
-        },
-      });
-    } catch (error) {
-      next(error);
+      return res.status(200).send({ creditNote });
     }
   };
 

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

@@ -14,6 +14,7 @@ import DynamicListingService from '@/services/DynamicListing/DynamicListService'
 import { PaymentReceivesApplication } from '@/services/Sales/PaymentReceives/PaymentReceivesApplication';
 import CheckPolicies from '@/api/middleware/CheckPolicies';
 import { ServiceError } from '@/exceptions';
+import { ACCEPT_TYPE } from '@/interfaces/Http';
 
 @Service()
 export default class PaymentReceivesController extends BaseController {
@@ -348,17 +349,12 @@ export default class PaymentReceivesController extends BaseController {
     };
 
     try {
-      const { paymentReceives, pagination, filterMeta } =
+      const paymentsReceivedWithPagination =
         await this.paymentReceiveApplication.getPaymentReceives(
           tenantId,
           filter
         );
-
-      return res.status(200).send({
-        payment_receives: this.transfromToResponse(paymentReceives),
-        pagination: this.transfromToResponse(pagination),
-        filter_meta: this.transfromToResponse(filterMeta),
-      });
+      return res.status(200).send(paymentsReceivedWithPagination);
     } catch (error) {
       next(error);
     }
@@ -435,37 +431,34 @@ export default class PaymentReceivesController extends BaseController {
     const { tenantId } = req;
     const { id: paymentReceiveId } = req.params;
 
-    try {
-      const ACCEPT_TYPE = {
-        APPLICATION_PDF: 'application/pdf',
-        APPLICATION_JSON: 'application/json',
-      };
-      res.format({
-        [ACCEPT_TYPE.APPLICATION_JSON]: async () => {
-          const paymentReceive =
-            await this.paymentReceiveApplication.getPaymentReceive(
-              tenantId,
-              paymentReceiveId
-            );
-          return res.status(200).send({
-            payment_receive: paymentReceive,
-          });
-        },
-        [ACCEPT_TYPE.APPLICATION_PDF]: async () => {
-          const pdfContent =
-            await this.paymentReceiveApplication.getPaymentReceivePdf(
-              tenantId,
-              paymentReceiveId
-            );
-          res.set({
-            'Content-Type': 'application/pdf',
-            'Content-Length': pdfContent.length,
-          });
-          res.send(pdfContent);
-        },
+    const accept = this.accepts(req);
+
+    const acceptType = accept.types([
+      ACCEPT_TYPE.APPLICATION_JSON,
+      ACCEPT_TYPE.APPLICATION_PDF,
+    ]);
+    // Response in pdf format.
+    if (ACCEPT_TYPE.APPLICATION_PDF === acceptType) {
+      const pdfContent =
+        await this.paymentReceiveApplication.getPaymentReceivePdf(
+          tenantId,
+          paymentReceiveId
+        );
+      res.set({
+        'Content-Type': 'application/pdf',
+        'Content-Length': pdfContent.length,
+      });
+      res.send(pdfContent);
+      // Response in json format.
+    } else {
+      const paymentReceive =
+        await this.paymentReceiveApplication.getPaymentReceive(
+          tenantId,
+          paymentReceiveId
+        );
+      return res.status(200).send({
+        payment_receive: paymentReceive,
       });
-    } catch (error) {
-      next(error);
     }
   }
 
@@ -499,7 +492,7 @@ export default class PaymentReceivesController extends BaseController {
   };
 
   /**
-   *
+   * Retrieves the sms details of the given payment receive.
    * @param {Request} req
    * @param {Response} res
    * @param {NextFunction} next
@@ -588,10 +581,10 @@ export default class PaymentReceivesController extends BaseController {
 
   /**
    * Handles service errors.
-   * @param error
-   * @param req
-   * @param res
-   * @param next
+   * @param {Error} error
+   * @param {Request} req
+   * @param {Response} res
+   * @param {NextFunction} next
    */
   private handleServiceErrors(
     error: Error,

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

@@ -334,7 +334,6 @@ export default class SalesEstimatesController extends BaseController {
         tenantId,
         estimateId
       );
-
       return res.status(200).send({
         id: estimateId,
         message: 'The sale estimate has been approved successfully.',
@@ -363,7 +362,6 @@ export default class SalesEstimatesController extends BaseController {
         tenantId,
         estimateId
       );
-
       return res.status(200).send({
         id: estimateId,
         message: 'The sale estimate has been rejected successfully.',
@@ -383,33 +381,30 @@ export default class SalesEstimatesController extends BaseController {
     const { id: estimateId } = req.params;
     const { tenantId } = req;
 
-    try {
-      // Response formatter.
-      res.format({
-        // JSON content type.
-        [ACCEPT_TYPE.APPLICATION_JSON]: async () => {
-          const estimate = await this.saleEstimatesApplication.getSaleEstimate(
-            tenantId,
-            estimateId
-          );
-          return res.status(200).send({ estimate });
-        },
-        // PDF content type.
-        [ACCEPT_TYPE.APPLICATION_PDF]: async () => {
-          const pdfContent =
-            await this.saleEstimatesApplication.getSaleEstimatePdf(
-              tenantId,
-              estimateId
-            );
-          res.set({
-            'Content-Type': 'application/pdf',
-            'Content-Length': pdfContent.length,
-          });
-          res.send(pdfContent);
-        },
+    const accept = this.accepts(req);
+
+    const acceptType = accept.types([
+      ACCEPT_TYPE.APPLICATION_JSON,
+      ACCEPT_TYPE.APPLICATION_PDF,
+    ]);
+    // Retrieves estimate in pdf format.
+    if (ACCEPT_TYPE.APPLICATION_PDF == acceptType) {
+      const pdfContent = await this.saleEstimatesApplication.getSaleEstimatePdf(
+        tenantId,
+        estimateId
+      );
+      res.set({
+        'Content-Type': 'application/pdf',
+        'Content-Length': pdfContent.length,
       });
-    } catch (error) {
-      next(error);
+      res.send(pdfContent);
+      // Retrieves estimates in json format.
+    } else {
+      const estimate = await this.saleEstimatesApplication.getSaleEstimate(
+        tenantId,
+        estimateId
+      );
+      return res.status(200).send({ estimate });
     }
   }
 
@@ -427,22 +422,11 @@ export default class SalesEstimatesController extends BaseController {
       pageSize: 12,
       ...this.matchedQueryData(req),
     };
-
     try {
-      const { salesEstimates, pagination, filterMeta } =
+      const salesEstimatesWithPagination =
         await this.saleEstimatesApplication.getSaleEstimates(tenantId, filter);
 
-      res.format({
-        [ACCEPT_TYPE.APPLICATION_JSON]: () => {
-          return res.status(200).send(
-            this.transfromToResponse({
-              salesEstimates,
-              pagination,
-              filterMeta,
-            })
-          );
-        },
-      });
+      return res.status(200).send(salesEstimatesWithPagination);
     } catch (error) {
       next(error);
     }

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

@@ -14,11 +14,8 @@ import {
 } from '@/interfaces';
 import CheckPolicies from '@/api/middleware/CheckPolicies';
 import { SaleInvoiceApplication } from '@/services/Sales/Invoices/SaleInvoicesApplication';
+import { ACCEPT_TYPE } from '@/interfaces/Http';
 
-const ACCEPT_TYPE = {
-  APPLICATION_PDF: 'application/pdf',
-  APPLICATION_JSON: 'application/json',
-};
 @Service()
 export default class SaleInvoicesController extends BaseController {
   @Inject()
@@ -403,7 +400,6 @@ export default class SaleInvoicesController extends BaseController {
         saleInvoiceId,
         user
       );
-
       return res.status(200).send({
         id: saleInvoiceId,
         message: 'The sale invoice has been deleted successfully.',
@@ -422,30 +418,32 @@ export default class SaleInvoicesController extends BaseController {
     const { id: saleInvoiceId } = req.params;
     const { tenantId, user } = req;
 
-    // Response formatter.
-    return res.format({
-      // JSON content type.
-      [ACCEPT_TYPE.APPLICATION_JSON]: async () => {
-        const saleInvoice = await this.saleInvoiceApplication.getSaleInvoice(
-          tenantId,
-          saleInvoiceId,
-          user
-        );
-        return res.status(200).send(this.transfromToResponse({ saleInvoice }));
-      },
-      // PDF content type.
-      [ACCEPT_TYPE.APPLICATION_PDF]: async () => {
-        const pdfContent = await this.saleInvoiceApplication.saleInvoicePdf(
-          tenantId,
-          saleInvoiceId
-        );
-        res.set({
-          'Content-Type': 'application/pdf',
-          'Content-Length': pdfContent.length,
-        });
-        res.send(pdfContent);
-      },
-    });
+    const accept = this.accepts(req);
+
+    const acceptType = accept.types([
+      ACCEPT_TYPE.APPLICATION_JSON,
+      ACCEPT_TYPE.APPLICATION_PDF,
+    ]);
+    // Retrieves invoice in pdf format.
+    if (ACCEPT_TYPE.APPLICATION_PDF == acceptType) {
+      const pdfContent = await this.saleInvoiceApplication.saleInvoicePdf(
+        tenantId,
+        saleInvoiceId
+      );
+      res.set({
+        'Content-Type': 'application/pdf',
+        'Content-Length': pdfContent.length,
+      });
+      res.send(pdfContent);
+      // Retrieves invoice in json format.
+    } else {
+      const saleInvoice = await this.saleInvoiceApplication.getSaleInvoice(
+        tenantId,
+        saleInvoiceId,
+        user
+      );
+      return res.status(200).send({ saleInvoice });
+    }
   }
   /**
    * Retrieve paginated sales invoices with custom view metadata.
@@ -467,14 +465,10 @@ export default class SaleInvoicesController extends BaseController {
       ...this.matchedQueryData(req),
     };
     try {
-      const { salesInvoices, filterMeta, pagination } =
+      const salesInvoicesWithPagination =
         await this.saleInvoiceApplication.getSaleInvoices(tenantId, filter);
 
-      return res.status(200).send({
-        sales_invoices: this.transfromToResponse(salesInvoices),
-        pagination: this.transfromToResponse(pagination),
-        filter_meta: this.transfromToResponse(filterMeta),
-      });
+      return res.status(200).send(salesInvoicesWithPagination);
     } catch (error) {
       next(error);
     }
@@ -501,9 +495,7 @@ export default class SaleInvoicesController extends BaseController {
           tenantId,
           customerId
         );
-      return res.status(200).send({
-        sales_invoices: this.transfromToResponse(salesInvoices),
-      });
+      return res.status(200).send({ salesInvoices });
     } catch (error) {
       next(error);
     }
@@ -531,7 +523,6 @@ export default class SaleInvoicesController extends BaseController {
         invoiceId,
         writeoffDTO
       );
-
       return res.status(200).send({
         id: saleInvoice.id,
         message: 'The given sale invoice has been written-off successfully.',

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

@@ -3,12 +3,17 @@ import { body, check, param, query } from 'express-validator';
 import { Inject, Service } from 'typedi';
 import asyncMiddleware from '@/api/middleware/asyncMiddleware';
 import BaseController from '../BaseController';
-import { ISaleReceiptDTO, SaleReceiptMailOpts, SaleReceiptMailOptsDTO } from '@/interfaces/SaleReceipt';
+import {
+  ISaleReceiptDTO,
+  SaleReceiptMailOpts,
+  SaleReceiptMailOptsDTO,
+} from '@/interfaces/SaleReceipt';
 import { ServiceError } from '@/exceptions';
 import DynamicListingService from '@/services/DynamicListing/DynamicListService';
 import CheckPolicies from '@/api/middleware/CheckPolicies';
 import { AbilitySubject, SaleReceiptAction } from '@/interfaces';
 import { SaleReceiptApplication } from '@/services/Sales/Receipts/SaleReceiptApplication';
+import { ACCEPT_TYPE } from '@/interfaces/Http';
 
 @Service()
 export default class SalesReceiptsController extends BaseController {
@@ -62,9 +67,7 @@ export default class SalesReceiptsController extends BaseController {
     );
     router.get(
       '/:id/mail',
-      [
-        ...this.specificReceiptValidationSchema,
-      ],
+      [...this.specificReceiptValidationSchema],
       this.validationResult,
       asyncMiddleware(this.getSaleReceiptMail.bind(this)),
       this.handleServiceErrors
@@ -228,7 +231,6 @@ export default class SalesReceiptsController extends BaseController {
         tenantId,
         saleReceiptId
       );
-
       return res.status(200).send({
         id: saleReceiptId,
         message: 'Sale receipt has been deleted successfully.',
@@ -317,15 +319,10 @@ export default class SalesReceiptsController extends BaseController {
       ...this.matchedQueryData(req),
     };
     try {
-      const { data, pagination, filterMeta } =
+      const salesReceiptsWithPagination =
         await this.saleReceiptsApplication.getSaleReceipts(tenantId, filter);
 
-      const response = this.transfromToResponse({
-        data,
-        pagination,
-        filterMeta,
-      });
-      return res.status(200).send(response);
+      return res.status(200).send(salesReceiptsWithPagination);
     } catch (error) {
       next(error);
     }
@@ -337,34 +334,34 @@ export default class SalesReceiptsController extends BaseController {
    * @param {Response} res
    * @param {NextFunction} next
    */
-  public async getSaleReceipt(req: Request, res: Response, next: NextFunction) {
+  public async getSaleReceipt(req: Request, res: Response) {
     const { id: saleReceiptId } = req.params;
     const { tenantId } = req;
 
-    try {
-      res.format({
-        'application/json': async () => {
-          const saleReceipt = await this.saleReceiptsApplication.getSaleReceipt(
-            tenantId,
-            saleReceiptId
-          );
-          return res.status(200).send({ saleReceipt });
-        },
-        'application/pdf': async () => {
-          const pdfContent =
-            await this.saleReceiptsApplication.getSaleReceiptPdf(
-              tenantId,
-              saleReceiptId
-            );
-          res.set({
-            'Content-Type': 'application/pdf',
-            'Content-Length': pdfContent.length,
-          });
-          res.send(pdfContent);
-        },
+    const accept = this.accepts(req);
+
+    const acceptType = accept.types([
+      ACCEPT_TYPE.APPLICATION_JSON,
+      ACCEPT_TYPE.APPLICATION_PDF,
+    ]);
+    // Retrieves receipt in pdf format.
+    if (ACCEPT_TYPE.APPLICATION_PDF == acceptType) {
+      const pdfContent = await this.saleReceiptsApplication.getSaleReceiptPdf(
+        tenantId,
+        saleReceiptId
+      );
+      res.set({
+        'Content-Type': 'application/pdf',
+        'Content-Length': pdfContent.length,
       });
-    } catch (error) {
-      next(error);
+      res.send(pdfContent);
+      // Retrieves receipt in json format.
+    } else {
+      const saleReceipt = await this.saleReceiptsApplication.getSaleReceipt(
+        tenantId,
+        saleReceiptId
+      );
+      return res.status(200).send({ saleReceipt });
     }
   }
 

packages/server/src/config/index.ts

@@ -169,4 +169,14 @@ module.exports = {
    * to application detarmines to upgrade.
    */
   databaseBatch: 4,
+
+  /**
+   * Exchange rate.
+   */
+  exchangeRate: {
+    service: 'open-exchange-rate',
+    openExchangeRate: {
+      appId: process.env.OPEN_EXCHANGE_RATE_APP_ID,
+    }
+  }
 };

packages/server/src/interfaces/APAgingSummaryReport.ts

@@ -1,13 +1,10 @@
 import {
   IAgingPeriod,
-  IAgingPeriodTotal,
-  IAgingAmount,
   IAgingSummaryQuery,
   IAgingSummaryTotal,
   IAgingSummaryContact,
   IAgingSummaryData,
 } from './AgingReport';
-import { INumberFormatQuery } from './FinancialStatements';
 import { IFinancialTable } from './Table';
 
 export interface IAPAgingSummaryQuery extends IAgingSummaryQuery {

packages/server/src/interfaces/ExchangeRate.ts

@@ -1,36 +1,10 @@
-import { IFilterRole } from './DynamicFilter';
+export interface ExchangeRateLatestDTO {
+  toCurrency: string;
+  fromCurrency: string;
+}
 
-export interface IExchangeRate {
-  id: number,
-  currencyCode: string,
-  exchangeRate: number,
-  date: Date,
-  createdAt: Date,
-  updatedAt: Date,
-};
-
-export interface IExchangeRateDTO {
-  currencyCode: string,
-  exchangeRate: number,
-  date: Date,
-};
-
-export interface IExchangeRateEditDTO {
-  exchangeRate: number,
-};
-
-export interface IExchangeRateFilter {
-  page: number,
-  pageSize: number,
-  filterRoles?: IFilterRole[];
-  columnSortBy: string;
-  sortOrder: string;
-};
-
-export interface IExchangeRatesService {
-  newExchangeRate(tenantId: number, exchangeRateDTO: IExchangeRateDTO): Promise<IExchangeRate>;
-  editExchangeRate(tenantId: number, exchangeRateId: number, editExRateDTO: IExchangeRateEditDTO): Promise<void>;
-
-  deleteExchangeRate(tenantId: number, exchangeRateId: number): Promise<void>;
-  listExchangeRates(tenantId: number, exchangeRateFilter: IExchangeRateFilter): Promise<void>;
-};
+export interface EchangeRateLatestPOJO {
+  baseCurrency: string;
+  toCurrency: string;
+  exchangeRate: number;
+}

packages/server/src/interfaces/PurchasesByItemsSheet.ts

@@ -0,0 +1,54 @@
+import { INumberFormatQuery } from './FinancialStatements';
+import { IFinancialTable } from './Table';
+
+export interface IPurchasesByItemsReportQuery {
+  fromDate: Date | string;
+  toDate: Date | string;
+  itemsIds: number[];
+  numberFormat: INumberFormatQuery;
+  noneTransactions: boolean;
+  onlyActive: boolean;
+}
+
+export interface IPurchasesByItemsSheetMeta {
+  organizationName: string;
+  baseCurrency: string;
+}
+
+export interface IPurchasesByItemsItem {
+  id: number;
+  name: string;
+  code: string;
+  quantitySold: number;
+  soldCost: number;
+  averageSellPrice: number;
+
+  quantitySoldFormatted: string;
+  soldCostFormatted: string;
+  averageSellPriceFormatted: string;
+  currencyCode: string;
+}
+
+export interface IPurchasesByItemsTotal {
+  quantitySold: number;
+  soldCost: number;
+  quantitySoldFormatted: string;
+  soldCostFormatted: string;
+  currencyCode: string;
+}
+
+export type IPurchasesByItemsSheetData = {
+  items: IPurchasesByItemsItem[];
+  total: IPurchasesByItemsTotal;
+};
+
+export interface IPurchasesByItemsSheet {
+  data: IPurchasesByItemsSheetData;
+  query: IPurchasesByItemsReportQuery;
+  meta: IPurchasesByItemsSheetMeta;
+}
+
+export interface IPurchasesByItemsTable extends IFinancialTable {
+  query: IPurchasesByItemsReportQuery;
+  meta: IPurchasesByItemsSheetMeta;
+}

packages/server/src/lib/ExchangeRate/ExchangeRate.ts

@@ -0,0 +1,45 @@
+import { OpenExchangeRate } from './OpenExchangeRate';
+import { ExchangeRateServiceType, IExchangeRateService } from './types';
+
+export class ExchangeRate {
+  private exchangeRateService: IExchangeRateService;
+  private exchangeRateServiceType: ExchangeRateServiceType;
+
+  /**
+   * Constructor method.
+   * @param {ExchangeRateServiceType} service
+   */
+  constructor(service: ExchangeRateServiceType) {
+    this.exchangeRateServiceType = service;
+    this.initService();
+  }
+
+  /**
+   * Initialize the exchange rate service based on the service type.
+   */
+  private initService() {
+    if (
+      this.exchangeRateServiceType === ExchangeRateServiceType.OpenExchangeRate
+    ) {
+      this.setExchangeRateService(new OpenExchangeRate());
+    }
+  }
+
+  /**
+   * Sets the exchange rate service.
+   * @param {IExchangeRateService} service
+   */
+  private setExchangeRateService(service: IExchangeRateService) {
+    this.exchangeRateService = service;
+  }
+
+  /**
+   * Gets the latest exchange rate.
+   * @param {string} baseCurrency
+   * @param {string} toCurrency
+   * @returns {number}
+   */
+  public latest(baseCurrency: string, toCurrency: string): Promise<number> {
+    return this.exchangeRateService.latest(baseCurrency, toCurrency);
+  }
+}

packages/server/src/lib/ExchangeRate/OpenExchangeRate.ts

@@ -0,0 +1,81 @@
+import Axios, { AxiosError } from 'axios';
+import {
+  EchangeRateErrors,
+  IExchangeRateService,
+  OPEN_EXCHANGE_RATE_LATEST_URL,
+} from './types';
+import config from '@/config';
+import { ServiceError } from '@/exceptions';
+
+export class OpenExchangeRate implements IExchangeRateService {
+  /**
+   * Gets the latest exchange rate.
+   * @param {string} baseCurrency
+   * @param {string} toCurrency
+   * @returns {Promise<number}
+   */
+  public async latest(
+    baseCurrency: string,
+    toCurrency: string
+  ): Promise<number> {
+    // Vaclidates the Open Exchange Rate api id early.
+    this.validateApiIdExistance();
+
+    try {
+      const result = await Axios.get(OPEN_EXCHANGE_RATE_LATEST_URL, {
+        params: {
+          app_id: config.exchangeRate.openExchangeRate.appId,
+          base: baseCurrency,
+          symbols: toCurrency,
+        },
+      });
+      return result.data.rates[toCurrency] || (1 as number);
+    } catch (error) {
+      this.handleLatestErrors(error);
+    }
+  }
+
+  /**
+   * Validates the Open Exchange Rate api id.
+   * @throws {ServiceError}
+   */
+  private validateApiIdExistance() {
+    const apiId = config.exchangeRate.openExchangeRate.appId;
+
+    if (!apiId) {
+      throw new ServiceError(
+        EchangeRateErrors.EX_RATE_SERVICE_API_KEY_REQUIRED,
+        'Invalid App ID provided. Please sign up at https://openexchangerates.org/signup, or contact support@openexchangerates.org.'
+      );
+    }
+  }
+
+  /**
+   * Handles the latest errors.
+   * @param {any} error
+   * @throws {ServiceError}
+   */
+  private handleLatestErrors(error: any) {
+    if (error.response.data?.message === 'missing_app_id') {
+      throw new ServiceError(
+        EchangeRateErrors.EX_RATE_SERVICE_API_KEY_REQUIRED,
+        'Invalid App ID provided. Please sign up at https://openexchangerates.org/signup, or contact support@openexchangerates.org.'
+      );
+    } else if (error.response.data?.message === 'invalid_app_id') {
+      throw new ServiceError(
+        EchangeRateErrors.EX_RATE_SERVICE_API_KEY_REQUIRED,
+        'Invalid App ID provided. Please sign up at https://openexchangerates.org/signup, or contact support@openexchangerates.org.'
+      );
+    } else if (error.response.data?.message === 'not_allowed') {
+      throw new ServiceError(
+        EchangeRateErrors.EX_RATE_SERVICE_NOT_ALLOWED,
+        'Getting the exchange rate from the given base currency to the given currency is not allowed.'
+      );
+    } else if (error.response.data?.message === 'invalid_base') {
+      throw new ServiceError(
+        EchangeRateErrors.EX_RATE_INVALID_BASE_CURRENCY,
+        'The given base currency is invalid.'
+      );
+    }
+  }
+}

packages/server/src/lib/ExchangeRate/types.ts

@@ -0,0 +1,17 @@
+export interface IExchangeRateService {
+  latest(baseCurrency: string, toCurrency: string): Promise<number>;
+}
+
+export enum ExchangeRateServiceType {
+  OpenExchangeRate = 'OpenExchangeRate',
+}
+
+export enum EchangeRateErrors {
+  EX_RATE_SERVICE_NOT_ALLOWED = 'EX_RATE_SERVICE_NOT_ALLOWED',
+  EX_RATE_LIMIT_EXCEEDED = 'EX_RATE_LIMIT_EXCEEDED',
+  EX_RATE_SERVICE_API_KEY_REQUIRED = 'EX_RATE_SERVICE_API_KEY_REQUIRED',
+  EX_RATE_INVALID_BASE_CURRENCY = 'EX_RATE_INVALID_BASE_CURRENCY',
+}
+
+export const OPEN_EXCHANGE_RATE_LATEST_URL =
+  'https://openexchangerates.org/api/latest.json';

packages/server/src/models/ExpenseCategory.ts

@@ -2,6 +2,8 @@ import { Model } from 'objection';
 import TenantModel from 'models/TenantModel';
 
 export default class ExpenseCategory extends TenantModel {
+  amount: number;
+  
   /**
    * Table name
    */

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

@@ -3,8 +3,10 @@ import {
   IAccount,
   IAccountCreateDTO,
   IAccountEditDTO,
+  IAccountResponse,
   IAccountsFilter,
   IAccountsTransactionsFilter,
+  IFilterMeta,
   IGetAccountTransactionPOJO,
 } from '@/interfaces';
 import { CreateAccount } from './CreateAccount';
@@ -14,6 +16,7 @@ import { ActivateAccount } from './ActivateAccount';
 import { GetAccounts } from './GetAccounts';
 import { GetAccount } from './GetAccount';
 import { GetAccountTransactions } from './GetAccountTransactions';
+
 @Service()
 export class AccountsApplication {
   @Inject()
@@ -113,19 +116,22 @@ export class AccountsApplication {
 
   /**
    * Retrieves the accounts list.
-   * @param   {number} tenantId
-   * @param   {IAccountsFilter} filterDTO
-   * @returns
+   * @param {number} tenantId
+   * @param {IAccountsFilter} filterDTO
+   * @returns {Promise<{ accounts: IAccountResponse[]; filterMeta: IFilterMeta }>}
    */
-  public getAccounts = (tenantId: number, filterDTO: IAccountsFilter) => {
+  public getAccounts = (
+    tenantId: number,
+    filterDTO: IAccountsFilter
+  ): Promise<{ accounts: IAccountResponse[]; filterMeta: IFilterMeta }> => {
     return this.getAccountsService.getAccountsList(tenantId, filterDTO);
   };
 
   /**
    * Retrieves the given account transactions.
-   * @param    {number} tenantId
-   * @param    {IAccountsTransactionsFilter} filter
-   * @returns  {Promise<IGetAccountTransactionPOJO[]>}
+   * @param {number} tenantId
+   * @param {IAccountsTransactionsFilter} filter
+   * @returns {Promise<IGetAccountTransactionPOJO[]>}
    */
   public getAccountsTransactions = (
     tenantId: number,

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

@@ -80,7 +80,7 @@ export default class EditCreditNote extends BaseCreditNotes {
       } as ICreditNoteEditingPayload);
 
       // Saves the credit note graph to the storage.
-      const creditNote = await CreditNote.query(trx).upsertGraph({
+      const creditNote = await CreditNote.query(trx).upsertGraphAndFetch({
         id: creditNoteId,
         ...creditNoteModel,
       });

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

@@ -1,6 +1,7 @@
 import { Inject, Service } from 'typedi';
 import { ChromiumlyTenancy } from '../ChromiumlyTenancy/ChromiumlyTenancy';
 import { TemplateInjectable } from '../TemplateInjectable/TemplateInjectable';
+import GetCreditNote from './GetCreditNote';
 
 @Service()
 export default class GetCreditNotePdf {
@@ -10,11 +11,19 @@ export default class GetCreditNotePdf {
   @Inject()
   private templateInjectable: TemplateInjectable;
 
+  @Inject()
+  private getCreditNoteService: GetCreditNote;
+
   /**
    * Retrieve sale invoice pdf content.
-   * @param {} saleInvoice -
+   * @param {number} tenantId - Tenant id.
+   * @param {number} creditNoteId - Credit note id.
    */
-  public async getCreditNotePdf(tenantId: number, creditNote) {
+  public async getCreditNotePdf(tenantId: number, creditNoteId: number) {
+    const creditNote = await this.getCreditNoteService.getCreditNote(
+      tenantId,
+      creditNoteId
+    );
     const htmlContent = await this.templateInjectable.render(
       tenantId,
       'modules/credit-note-standard',

packages/server/src/services/ExchangeRates/ExchangeRateApplication.ts

@@ -0,0 +1,21 @@
+import { Inject } from 'typedi';
+import { ExchangeRatesService } from './ExchangeRatesService';
+import { EchangeRateLatestPOJO, ExchangeRateLatestDTO } from '@/interfaces';
+
+export class ExchangeRateApplication {
+  @Inject()
+  private exchangeRateService: ExchangeRatesService;
+
+  /**
+   * Gets the latest exchange rate.
+   * @param {number} tenantId
+   * @param {ExchangeRateLatestDTO} exchangeRateLatestDTO
+   * @returns {Promise<EchangeRateLatestPOJO>}
+   */
+  public latest(
+    tenantId: number,
+    exchangeRateLatestDTO: ExchangeRateLatestDTO
+  ): Promise<EchangeRateLatestPOJO> {
+    return this.exchangeRateService.latest(tenantId, exchangeRateLatestDTO);
+  }
+}

packages/server/src/services/ExchangeRates/ExchangeRatesService.ts

@@ -1,193 +1,37 @@
-import moment from 'moment';
-import { difference } from 'lodash';
-import { Service, Inject } from 'typedi';
-import { ServiceError } from '@/exceptions';
-import DynamicListingService from '@/services/DynamicListing/DynamicListService';
-import {
-  EventDispatcher,
-  EventDispatcherInterface,
-} from 'decorators/eventDispatcher';
-import {
-  IExchangeRateDTO,
-  IExchangeRate,
-  IExchangeRatesService,
-  IExchangeRateEditDTO,
-  IExchangeRateFilter,
-} from '@/interfaces';
-import TenancyService from '@/services/Tenancy/TenancyService';
-
-const ERRORS = {
-  NOT_FOUND_EXCHANGE_RATES: 'NOT_FOUND_EXCHANGE_RATES',
-  EXCHANGE_RATE_PERIOD_EXISTS: 'EXCHANGE_RATE_PERIOD_EXISTS',
-  EXCHANGE_RATE_NOT_FOUND: 'EXCHANGE_RATE_NOT_FOUND',
-};
+import { Service } from 'typedi';
+import { ExchangeRate } from '@/lib/ExchangeRate/ExchangeRate';
+import { ExchangeRateServiceType } from '@/lib/ExchangeRate/types';
+import { EchangeRateLatestPOJO, ExchangeRateLatestDTO } from '@/interfaces';
+import { TenantMetadata } from '@/system/models';
 
 @Service()
-export default class ExchangeRatesService implements IExchangeRatesService {
-  @Inject('logger')
-  logger: any;
-
-  @EventDispatcher()
-  eventDispatcher: EventDispatcherInterface;
-
-  @Inject()
-  tenancy: TenancyService;
-
-  @Inject()
-  dynamicListService: DynamicListingService;
-
+export class ExchangeRatesService {
   /**
-   * Creates a new exchange rate.
+   * Gets the latest exchange rate.
    * @param {number} tenantId
-   * @param {IExchangeRateDTO} exchangeRateDTO
-   * @returns {Promise<IExchangeRate>}
+   * @param {number} exchangeRateLatestDTO
+   * @returns {EchangeRateLatestPOJO}
    */
-  public async newExchangeRate(
+  public async latest(
     tenantId: number,
-    exchangeRateDTO: IExchangeRateDTO
-  ): Promise<IExchangeRate> {
-    const { ExchangeRate } = this.tenancy.models(tenantId);
+    exchangeRateLatestDTO: ExchangeRateLatestDTO
+  ): Promise<EchangeRateLatestPOJO> {
+    const organization = await TenantMetadata.query().findOne({ tenantId });
 
-    this.logger.info('[exchange_rates] trying to insert new exchange rate.', {
-      tenantId,
-      exchangeRateDTO,
-    });
-    await this.validateExchangeRatePeriodExistance(tenantId, exchangeRateDTO);
+    // Assign the organization base currency as a default currency
+    // if no currency is provided
+    const fromCurrency =
+      exchangeRateLatestDTO.fromCurrency || organization.baseCurrency;
+    const toCurrency =
+      exchangeRateLatestDTO.toCurrency || organization.baseCurrency;
 
-    const exchangeRate = await ExchangeRate.query().insertAndFetch({
-      ...exchangeRateDTO,
-      date: moment(exchangeRateDTO.date).format('YYYY-MM-DD'),
-    });
-    this.logger.info('[exchange_rates] inserted successfully.', {
-      tenantId,
-      exchangeRateDTO,
-    });
-    return exchangeRate;
-  }
+    const exchange = new ExchangeRate(ExchangeRateServiceType.OpenExchangeRate);
+    const exchangeRate = await exchange.latest(fromCurrency, toCurrency);
 
-  /**
-   * Edits the exchange rate details.
-   * @param {number} tenantId - Tenant id.
-   * @param {number} exchangeRateId - Exchange rate id.
-   * @param {IExchangeRateEditDTO} editExRateDTO - Edit exchange rate DTO.
-   */
-  public async editExchangeRate(
-    tenantId: number,
-    exchangeRateId: number,
-    editExRateDTO: IExchangeRateEditDTO
-  ): Promise<void> {
-    const { ExchangeRate } = this.tenancy.models(tenantId);
-
-    this.logger.info('[exchange_rates] trying to edit exchange rate.', {
-      tenantId,
-      exchangeRateId,
-      editExRateDTO,
-    });
-    await this.validateExchangeRateExistance(tenantId, exchangeRateId);
-
-    await ExchangeRate.query()
-      .where('id', exchangeRateId)
-      .update({ ...editExRateDTO });
-    this.logger.info('[exchange_rates] exchange rate edited successfully.', {
-      tenantId,
-      exchangeRateId,
-      editExRateDTO,
-    });
-  }
-
-  /**
-   * Deletes the given exchange rate.
-   * @param {number} tenantId - Tenant id.
-   * @param {number} exchangeRateId - Exchange rate id.
-   */
-  public async deleteExchangeRate(
-    tenantId: number,
-    exchangeRateId: number
-  ): Promise<void> {
-    const { ExchangeRate } = this.tenancy.models(tenantId);
-    await this.validateExchangeRateExistance(tenantId, exchangeRateId);
-
-    await ExchangeRate.query().findById(exchangeRateId).delete();
-  }
-
-  /**
-   * Listing exchange rates details.
-   * @param {number} tenantId - Tenant id.
-   * @param {IExchangeRateFilter} exchangeRateFilter - Exchange rates list filter.
-   */
-  public async listExchangeRates(
-    tenantId: number,
-    exchangeRateFilter: IExchangeRateFilter
-  ): Promise<void> {
-    const { ExchangeRate } = this.tenancy.models(tenantId);
-    const dynamicFilter = await this.dynamicListService.dynamicList(
-      tenantId,
-      ExchangeRate,
-      exchangeRateFilter
-    );
-    // Retrieve exchange rates by the given query.
-    const exchangeRates = await ExchangeRate.query()
-      .onBuild((query) => {
-        dynamicFilter.buildQuery()(query);
-      })
-      .pagination(exchangeRateFilter.page - 1, exchangeRateFilter.pageSize);
-
-    return exchangeRates;
-  }
-
-  /**
-   * Validates period of the exchange rate existance.
-   * @param {number} tenantId - Tenant id.
-   * @param {IExchangeRateDTO} exchangeRateDTO - Exchange rate DTO.
-   * @return {Promise<void>}
-   */
-  private async validateExchangeRatePeriodExistance(
-    tenantId: number,
-    exchangeRateDTO: IExchangeRateDTO
-  ): Promise<void> {
-    const { ExchangeRate } = this.tenancy.models(tenantId);
-
-    this.logger.info('[exchange_rates] trying to validate period existance.', {
-      tenantId,
-    });
-    const foundExchangeRate = await ExchangeRate.query()
-      .where('currency_code', exchangeRateDTO.currencyCode)
-      .where('date', exchangeRateDTO.date);
-
-    if (foundExchangeRate.length > 0) {
-      this.logger.info('[exchange_rates] given exchange rate period exists.', {
-        tenantId,
-      });
-      throw new ServiceError(ERRORS.EXCHANGE_RATE_PERIOD_EXISTS);
-    }
-  }
-
-  /**
-   * Validate the given echange rate id existance.
-   * @param {number} tenantId - Tenant id.
-   * @param {number} exchangeRateId - Exchange rate id.
-   * @returns {Promise<void>}
-   */
-  private async validateExchangeRateExistance(
-    tenantId: number,
-    exchangeRateId: number
-  ) {
-    const { ExchangeRate } = this.tenancy.models(tenantId);
-
-    this.logger.info(
-      '[exchange_rates] trying to validate exchange rate id existance.',
-      { tenantId, exchangeRateId }
-    );
-    const foundExchangeRate = await ExchangeRate.query().findById(
-      exchangeRateId
-    );
-
-    if (!foundExchangeRate) {
-      this.logger.info('[exchange_rates] exchange rate not found.', {
-        tenantId,
-        exchangeRateId,
-      });
-      throw new ServiceError(ERRORS.EXCHANGE_RATE_NOT_FOUND);
-    }
+    return {
+      baseCurrency: fromCurrency,
+      toCurrency: exchangeRateLatestDTO.toCurrency,
+      exchangeRate,
+    };
   }
 }

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

@@ -136,7 +136,7 @@ export class EditExpense {
       } as IExpenseEventEditingPayload);
 
       // Upsert the expense object with expense entries.
-      const expense: IExpense = await Expense.query(trx).upsertGraph({
+      const expense: IExpense = await Expense.query(trx).upsertGraphAndFetch({
         id: expenseId,
         ...expenseObj,
       });

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

@@ -0,0 +1,25 @@
+import { Transformer } from '@/lib/Transformer/Transformer';
+import { ExpenseCategory } from '@/models';
+import { formatNumber } from '@/utils';
+
+export class ExpenseCategoryTransformer extends Transformer {
+  /**
+   * Include these attributes to expense object.
+   * @returns {Array}
+   */
+  public includeAttributes = (): string[] => {
+    return ['amountFormatted'];
+  };
+
+  /**
+   * Retrieves the formatted amount.
+   * @param {ExpenseCategory} category
+   * @returns {string}
+   */
+  protected amountFormatted(category: ExpenseCategory) {
+    return formatNumber(category.amount, {
+      currencyCode: this.context.currencyCode,
+      money: false,
+    });
+  }
+}

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

@@ -1,6 +1,7 @@
 import { Transformer } from '@/lib/Transformer/Transformer';
 import { formatNumber } from 'utils';
 import { IExpense } from '@/interfaces';
+import { ExpenseCategoryTransformer } from './ExpenseCategoryTransformer';
 
 export class ExpenseTransfromer extends Transformer {
   /**
@@ -12,7 +13,8 @@ export class ExpenseTransfromer extends Transformer {
       'formattedAmount',
       'formattedLandedCostAmount',
       'formattedAllocatedCostAmount',
-      'formattedDate'
+      'formattedDate',
+      'categories',
     ];
   };
 
@@ -56,5 +58,16 @@ export class ExpenseTransfromer extends Transformer {
    */
   protected formattedDate = (expense: IExpense): string => {
     return this.formatDate(expense.paymentDate);
-  }
+  };
+
+  /**
+   * Retrieves the transformed expense categories.
+   * @param {IExpense} expense
+   * @returns {}
+   */
+  protected categories = (expense: IExpense) => {
+    return this.item(expense.categories, new ExpenseCategoryTransformer(), {
+      currencyCode: expense.currencyCode,
+    });
+  };
 }

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

@@ -1,7 +1,7 @@
 import { Knex } from 'knex';
+import { Service, Inject } from 'typedi';
 import LedgerStorageService from '@/services/Accounting/LedgerStorageService';
 import HasTenancyService from '@/services/Tenancy/TenancyService';
-import { Service, Inject } from 'typedi';
 import { ExpenseGLEntries } from './ExpenseGLEntries';
 
 @Service()

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

@@ -70,10 +70,10 @@ export class ExpensesWriteGLSubscriber {
     authorizedUser,
     trx,
   }: IExpenseEventEditPayload) => {
-    // In case expense published, write journal entries.
-    if (expense.publishedAt) return;
+    // Cannot continue if the expense is not published.
+    if (!expense.publishedAt) return;
 
-    await this.expenseGLEntries.writeExpenseGLEntries(
+    await this.expenseGLEntries.rewriteExpenseGLEntries(
       tenantId,
       expense.id,
       trx

packages/server/src/services/FinancialStatements/PurchasesByItems/PurchasesByItems.ts

@@ -2,36 +2,34 @@ import { get, isEmpty, sumBy } from 'lodash';
 import * as R from 'ramda';
 import FinancialSheet from '../FinancialSheet';
 import { allPassedConditionsPass, transformToMap } from 'utils';
+import { IAccountTransaction, IItem } from '@/interfaces';
 import {
-  IAccountTransaction,
-  IInventoryValuationTotal,
-  IInventoryValuationItem,
-  IInventoryValuationReportQuery,
-  IInventoryValuationStatement,
-  IItem,
-} from '@/interfaces';
+  IPurchasesByItemsItem,
+  IPurchasesByItemsReportQuery,
+  IPurchasesByItemsSheetData,
+  IPurchasesByItemsTotal,
+} from '@/interfaces/PurchasesByItemsSheet';
 
-export default class InventoryValuationReport extends FinancialSheet {
+export class PurchasesByItems extends FinancialSheet {
   readonly baseCurrency: string;
   readonly items: IItem[];
   readonly itemsTransactions: Map<number, IAccountTransaction>;
-  readonly query: IInventoryValuationReportQuery;
+  readonly query: IPurchasesByItemsReportQuery;
 
   /**
    * Constructor method.
-   * @param {IInventoryValuationReportQuery} query
+   * @param {IPurchasesByItemsReportQuery} query
    * @param {IItem[]} items
    * @param {IAccountTransaction[]} itemsTransactions
    * @param {string} baseCurrency
    */
   constructor(
-    query: IInventoryValuationReportQuery,
+    query: IPurchasesByItemsReportQuery,
     items: IItem[],
     itemsTransactions: IAccountTransaction[],
     baseCurrency: string
   ) {
     super();
-
     this.baseCurrency = baseCurrency;
     this.items = items;
     this.itemsTransactions = transformToMap(itemsTransactions, 'itemId');
@@ -98,7 +96,7 @@ export default class InventoryValuationReport extends FinancialSheet {
    * @param {IInventoryValuationItem} item
    * @returns
    */
-  private itemSectionMapper = (item: IItem): IInventoryValuationItem => {
+  private itemSectionMapper = (item: IItem): IPurchasesByItemsItem => {
     const meta = this.getItemTransaction(item.id);
 
     return {
@@ -145,9 +143,9 @@ export default class InventoryValuationReport extends FinancialSheet {
 
   /**
    * Retrieve the items sections.
-   * @returns {IInventoryValuationItem[]}
+   * @returns {IPurchasesByItemsItem[]}
    */
-  private itemsSection = (): IInventoryValuationItem[] => {
+  private itemsSection = (): IPurchasesByItemsItem[] => {
     return R.compose(
       R.when(this.isItemsPostFilter, this.itemsFilter),
       this.itemsMapper
@@ -156,10 +154,10 @@ export default class InventoryValuationReport extends FinancialSheet {
 
   /**
    * Retrieve the total section of the sheet.
-   * @param {IInventoryValuationItem[]} items
-   * @returns {IInventoryValuationTotal}
+   * @param {IPurchasesByItemsItem[]} items
+   * @returns {IPurchasesByItemsTotal}
    */
-  totalSection(items: IInventoryValuationItem[]): IInventoryValuationTotal {
+  private totalSection(items: IPurchasesByItemsItem[]): IPurchasesByItemsTotal {
     const quantityPurchased = sumBy(items, (item) => item.quantityPurchased);
     const purchaseCost = sumBy(items, (item) => item.purchaseCost);
 
@@ -176,12 +174,12 @@ export default class InventoryValuationReport extends FinancialSheet {
 
   /**
    * Retrieve the sheet data.
-   * @returns
+   * @returns {IInventoryValuationStatement}
    */
-  reportData(): IInventoryValuationStatement {
+  public reportData(): IPurchasesByItemsSheetData {
     const items = this.itemsSection();
     const total = this.totalSection(items);
 
-    return items.length > 0 ? { items, total } : {};
+    return { items, total };
   }
 }

packages/server/src/services/FinancialStatements/PurchasesByItems/PurchasesByItemsApplication.ts

@@ -0,0 +1,73 @@
+import { Service, Inject } from 'typedi';
+import { PurchasesByItemsExport } from './PurchasesByItemsExport';
+import {
+  IPurchasesByItemsReportQuery,
+  IPurchasesByItemsSheet,
+  IPurchasesByItemsTable,
+} from '@/interfaces/PurchasesByItemsSheet';
+import { PurchasesByItemsTableInjectable } from './PurchasesByItemsTableInjectable';
+import { PurchasesByItemsService } from './PurchasesByItemsService';
+
+@Service()
+export class PurcahsesByItemsApplication {
+  @Inject()
+  private purchasesByItemsSheet: PurchasesByItemsService;
+
+  @Inject()
+  private purchasesByItemsTable: PurchasesByItemsTableInjectable;
+
+  @Inject()
+  private purchasesByItemsExport: PurchasesByItemsExport;
+
+  /**
+   * Retrieves the purchases by items in json format.
+   * @param {number} tenantId
+   * @param {IPurchasesByItemsReportQuery} query
+   * @returns
+   */
+  public sheet(
+    tenantId: number,
+    query: IPurchasesByItemsReportQuery
+  ): Promise<IPurchasesByItemsSheet> {
+    return this.purchasesByItemsSheet.purchasesByItems(tenantId, query);
+  }
+
+  /**
+   * Retrieves the purchases by items in table format.
+   * @param {number} tenantId
+   * @param {IPurchasesByItemsReportQuery} query
+   * @returns {Promise<IPurchasesByItemsTable>}
+   */
+  public table(
+    tenantId: number,
+    query: IPurchasesByItemsReportQuery
+  ): Promise<IPurchasesByItemsTable> {
+    return this.purchasesByItemsTable.table(tenantId, query);
+  }
+
+  /**
+   * Retrieves the purchases by items in csv format.
+   * @param {number} tenantId
+   * @param {IPurchasesByItemsReportQuery} query
+   * @returns {Promise<string>}
+   */
+  public csv(
+    tenantId: number,
+    query: IPurchasesByItemsReportQuery
+  ): Promise<string> {
+    return this.purchasesByItemsExport.csv(tenantId, query);
+  }
+
+  /**
+   * Retrieves the purchases by items in xlsx format.
+   * @param {number} tenantId
+   * @param {IPurchasesByItemsReportQuery} query
+   * @returns {Promise<Buffer>}
+   */
+  public xlsx(
+    tenantId: number,
+    query: IPurchasesByItemsReportQuery
+  ): Promise<Buffer> {
+    return this.purchasesByItemsExport.xlsx(tenantId, query);
+  }
+}

packages/server/src/services/FinancialStatements/PurchasesByItems/PurchasesByItemsExport.ts

@@ -0,0 +1,46 @@
+import { Inject, Service } from 'typedi';
+import { TableSheet } from '@/lib/Xlsx/TableSheet';
+import { PurchasesByItemsTableInjectable } from './PurchasesByItemsTableInjectable';
+import { IPurchasesByItemsReportQuery } from '@/interfaces/PurchasesByItemsSheet';
+
+@Service()
+export class PurchasesByItemsExport {
+  @Inject()
+  private purchasesByItemsTable: PurchasesByItemsTableInjectable;
+
+  /**
+   * Retrieves the purchases by items sheet in XLSX format.
+   * @param {number} tenantId
+   * @param {IPurchasesByItemsReportQuery} query
+   * @returns {Promise<Buffer>}
+   */
+  public async xlsx(
+    tenantId: number,
+    query: IPurchasesByItemsReportQuery
+  ): Promise<Buffer> {
+    const table = await this.purchasesByItemsTable.table(tenantId, query);
+
+    const tableSheet = new TableSheet(table.table);
+    const tableCsv = tableSheet.convertToXLSX();
+
+    return tableSheet.convertToBuffer(tableCsv, 'xlsx');
+  }
+
+  /**
+   * Retrieves the purchases by items sheet in CSV format.
+   * @param {number} tenantId
+   * @param {IPurchasesByItemsReportQuery} query
+   * @returns {Promise<Buffer>}
+   */
+  public async csv(
+    tenantId: number,
+    query: IPurchasesByItemsReportQuery
+  ): Promise<string> {
+    const table = await this.purchasesByItemsTable.table(tenantId, query);
+
+    const tableSheet = new TableSheet(table.table);
+    const tableCsv = tableSheet.convertToCSV();
+
+    return tableCsv;
+  }
+}

packages/server/src/services/FinancialStatements/PurchasesByItems/PurchasesByItemsService.ts

@@ -1,24 +1,24 @@
-import { Service, Inject } from 'typedi';
 import moment from 'moment';
-import {
-  IInventoryValuationReportQuery,
-  IInventoryValuationStatement,
-  IInventoryValuationSheetMeta,
-} from '@/interfaces';
+import { Service, Inject } from 'typedi';
 import TenancyService from '@/services/Tenancy/TenancyService';
-import PurchasesByItems from './PurchasesByItems';
+import { PurchasesByItems } from './PurchasesByItems';
 import { Tenant } from '@/system/models';
+import {
+  IPurchasesByItemsReportQuery,
+  IPurchasesByItemsSheet,
+  IPurchasesByItemsSheetMeta,
+} from '@/interfaces/PurchasesByItemsSheet';
 
 @Service()
-export default class InventoryValuationReportService {
+export class PurchasesByItemsService {
   @Inject()
   private tenancy: TenancyService;
 
   /**
-   * Defaults balance sheet filter query.
-   * @return {IBalanceSheetQuery}
+   * Defaults purchases by items filter query.
+   * @return {IPurchasesByItemsReportQuery}
    */
-  get defaultQuery(): IInventoryValuationReportQuery {
+  get defaultQuery(): IPurchasesByItemsReportQuery {
     return {
       fromDate: moment().startOf('month').format('YYYY-MM-DD'),
       toDate: moment().format('YYYY-MM-DD'),
@@ -40,7 +40,7 @@ export default class InventoryValuationReportService {
    * @param {number} tenantId -
    * @returns {IBalanceSheetMeta}
    */
-  reportMetadata(tenantId: number): IInventoryValuationSheetMeta {
+  reportMetadata(tenantId: number): IPurchasesByItemsSheetMeta {
     const settings = this.tenancy.settings(tenantId);
 
     const organizationName = settings.get({
@@ -62,18 +62,13 @@ export default class InventoryValuationReportService {
    * Retrieve balance sheet statement.
    * -------------
    * @param {number} tenantId
-   * @param {IBalanceSheetQuery} query
-   *
-   * @return {IBalanceSheetStatement}
+   * @param {IPurchasesByItemsReportQuery} query
+   * @return {Promise<IPurchasesByItemsSheet>}
    */
   public async purchasesByItems(
     tenantId: number,
-    query: IInventoryValuationReportQuery
-  ): Promise<{
-    data: IInventoryValuationStatement;
-    query: IInventoryValuationReportQuery;
-    meta: IInventoryValuationSheetMeta;
-  }> {
+    query: IPurchasesByItemsReportQuery
+  ): Promise<IPurchasesByItemsSheet> {
     const { Item, InventoryTransaction } = this.tenancy.models(tenantId);
 
     const tenant = await Tenant.query()
@@ -106,7 +101,6 @@ export default class InventoryValuationReportService {
         builder.modify('filterDateRange', filter.fromDate, filter.toDate);
       }
     );
-
     const purchasesByItemsInstance = new PurchasesByItems(
       filter,
       inventoryItems,

packages/server/src/services/FinancialStatements/PurchasesByItems/PurchasesByItemsTable.ts

@@ -0,0 +1,111 @@
+import * as R from 'ramda';
+import { ITableColumn, ITableColumnAccessor, ITableRow } from '@/interfaces';
+import { ROW_TYPE } from './_types';
+import { tableRowMapper } from '@/utils';
+import { FinancialTable } from '../FinancialTable';
+import { FinancialSheetStructure } from '../FinancialSheetStructure';
+import FinancialSheet from '../FinancialSheet';
+import {
+  IPurchasesByItemsItem,
+  IPurchasesByItemsSheetData,
+  IPurchasesByItemsTotal,
+} from '@/interfaces/PurchasesByItemsSheet';
+
+export class PurchasesByItemsTable extends R.compose(
+  FinancialTable,
+  FinancialSheetStructure
+)(FinancialSheet) {
+  private data: IPurchasesByItemsSheetData;
+
+  /**
+   * Constructor method.
+   * @param data
+   */
+  constructor(data) {
+    super();
+    this.data = data;
+  }
+
+  /**
+   * Retrieves thge common table accessors.
+   * @returns {ITableColumnAccessor[]}
+   */
+  private commonTableAccessors(): ITableColumnAccessor[] {
+    return [
+      { key: 'item_name', accessor: 'name' },
+      { key: 'quantity_purchases', accessor: 'quantityPurchasedFormatted' },
+      { key: 'purchase_amount', accessor: 'purchaseCostFormatted' },
+      { key: 'average_cost', accessor: 'averageCostPriceFormatted' },
+    ];
+  }
+
+  /**
+   * Retrieves the common table columns.
+   * @returns {ITableColumn[]}
+   */
+  private commonTableColumns(): ITableColumn[] {
+    return [
+      { label: 'Item name', key: 'item_name' },
+      { label: 'Quantity Purchased', key: 'quantity_purchases' },
+      { label: 'Purchase Amount', key: 'purchase_amount' },
+      { label: 'Average Price', key: 'average_cost' },
+    ];
+  }
+
+  /**
+   * Maps the given item node to table row.
+   * @param {IPurchasesByItemsItem} item
+   * @returns {ITableRow}
+   */
+  private itemMap = (item: IPurchasesByItemsItem): ITableRow => {
+    const columns = this.commonTableAccessors();
+    const meta = {
+      rowTypes: [ROW_TYPE.ITEM],
+    };
+    return tableRowMapper(item, columns, meta);
+  };
+
+  /**
+   * Maps the given items nodes to table rows.
+   * @param {IPurchasesByItemsItem[]} items - Items nodes.
+   * @returns {ITableRow[]}
+   */
+  private itemsMap = (items: IPurchasesByItemsItem[]): ITableRow[] => {
+    return R.map(this.itemMap)(items);
+  };
+
+  /**
+   * Maps the given total node to table rows.
+   * @param {IPurchasesByItemsTotal} total
+   * @returns {ITableRow}
+   */
+  private totalNodeMap = (total: IPurchasesByItemsTotal): ITableRow => {
+    const columns = this.commonTableAccessors();
+    const meta = {
+      rowTypes: [ROW_TYPE.TOTAL],
+    };
+    return tableRowMapper(total, columns, meta);
+  };
+
+  /**
+   * Retrieves the table columns.
+   * @returns {ITableColumn[]}
+   */
+  public tableColumns(): ITableColumn[] {
+    const columns = this.commonTableColumns();
+    return R.compose(this.tableColumnsCellIndexing)(columns);
+  }
+
+  /**
+   * Retrieves the table rows.
+   * @returns {ITableRow[]}
+   */
+  public tableData(): ITableRow[] {
+    const itemsRows = this.itemsMap(this.data.items);
+    const totalRow = this.totalNodeMap(this.data.total);
+
+    return R.compose(
+      R.when(R.always(R.not(R.isEmpty(itemsRows))), R.append(totalRow))
+    )(itemsRows) as ITableRow[];
+  }
+}

packages/server/src/services/FinancialStatements/PurchasesByItems/PurchasesByItemsTableInjectable.ts

@@ -0,0 +1,38 @@
+import {
+  IPurchasesByItemsReportQuery,
+  IPurchasesByItemsTable,
+} from '@/interfaces/PurchasesByItemsSheet';
+import { Inject, Service } from 'typedi';
+import { PurchasesByItemsService } from './PurchasesByItemsService';
+import { PurchasesByItemsTable } from './PurchasesByItemsTable';
+
+@Service()
+export class PurchasesByItemsTableInjectable {
+  @Inject()
+  private purchasesByItemsSheet: PurchasesByItemsService;
+
+  /**
+   * Retrieves the purchases by items table format.
+   * @param {number} tenantId
+   * @param {IPurchasesByItemsReportQuery} filter
+   * @returns {Promise<IPurchasesByItemsTable>}
+   */
+  public async table(
+    tenantId: number,
+    filter: IPurchasesByItemsReportQuery
+  ): Promise<IPurchasesByItemsTable> {
+    const { data, query, meta } =
+      await this.purchasesByItemsSheet.purchasesByItems(tenantId, filter);
+
+    const table = new PurchasesByItemsTable(data);
+
+    return {
+      table: {
+        columns: table.tableColumns(),
+        rows: table.tableData(),
+      },
+      meta,
+      query,
+    };
+  }
+}

packages/server/src/services/FinancialStatements/PurchasesByItems/_types.ts

@@ -0,0 +1,5 @@
+
+export enum ROW_TYPE {
+  TOTAL = 'TOTAL',
+  ITEM = 'ITEM'
+}

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

@@ -13,6 +13,7 @@ export class PurchaseInvoiceTransformer extends Transformer {
     return [
       'formattedBillDate',
       'formattedDueDate',
+      'formattedAmount',
       'formattedPaymentAmount',
       'formattedBalance',
       'formattedDueAmount',

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

@@ -9,6 +9,7 @@ import UnitOfWork from '@/services/UnitOfWork';
 import { EventPublisher } from '@/lib/EventPublisher/EventPublisher';
 import ItemsEntriesService from '@/services/Items/ItemsEntriesService';
 import events from '@/subscribers/events';
+import HasTenancyService from '@/services/Tenancy/TenancyService';
 
 @Service()
 export default class EditVendorCredit extends BaseVendorCredit {
@@ -21,6 +22,9 @@ export default class EditVendorCredit extends BaseVendorCredit {
   @Inject()
   private itemsEntriesService: ItemsEntriesService;
 
+  @Inject()
+  private tenancy: HasTenancyService;
+
   /**
    * Deletes the given vendor credit.
    * @param {number} tenantId - Tenant id.
@@ -31,7 +35,7 @@ export default class EditVendorCredit extends BaseVendorCredit {
     vendorCreditId: number,
     vendorCreditDTO: IVendorCreditEditDTO
   ) => {
-    const { VendorCredit } = this.tenancy.models(tenantId);
+    const { VendorCredit, Contact } = this.tenancy.models(tenantId);
 
     // Retrieve the vendor credit or throw not found service error.
     const oldVendorCredit = await this.getVendorCreditOrThrowError(

packages/server/src/services/Sales/Receipts/SaleReceiptGLEntries.ts

@@ -32,7 +32,7 @@ export class SaleReceiptGLEntries {
   ): Promise<void> => {
     const { SaleReceipt } = this.tenancy.models(tenantId);
 
-    const saleReceipt = await SaleReceipt.query()
+    const saleReceipt = await SaleReceipt.query(trx)
       .findById(saleReceiptId)
       .withGraphFetched('entries.item');
 

packages/server/src/system/models/TenantMetadata.ts

@@ -1,6 +1,8 @@
 import BaseModel from 'models/Model';
 
 export default class TenantMetadata extends BaseModel {
+  baseCurrency: string;
+
   /**
    * Table name.
    */

packages/webapp/src/containers/Drawers/ExpenseDrawer/ExpenseDrawerFooter.tsx

@@ -9,7 +9,7 @@ import {
   TotalLineTextStyle,
 } from '@/components';
 import { useExpenseDrawerContext } from './ExpenseDrawerProvider';
-import { FormatNumber, TotalLine } from '@/components';
+import { TotalLine } from '@/components';
 
 /**
  * Footer details of expense readonly details.
@@ -22,12 +22,12 @@ export default function ExpenseDrawerFooter() {
       <ExpenseTotalLines labelColWidth={'180px'} amountColWidth={'180px'}>
         <TotalLine
           title={<T id={'expense.details.subtotal'} />}
-          value={<FormatNumber value={expense.total_amount} />}
+          value={expense.formatted_amount}
           borderStyle={TotalLineBorderStyle.SingleDark}
         />
         <TotalLine
           title={<T id={'expense.details.total'} />}
-          value={<FormatNumber value={expense.formatted_amount} />}
+          value={expense.formatted_amount}
           borderStyle={TotalLineBorderStyle.DoubleDark}
           textStyle={TotalLineTextStyle.Bold}
         />

packages/webapp/src/containers/Drawers/ExpenseDrawer/utils.tsx

@@ -36,8 +36,7 @@ export const useExpenseReadEntriesColumns = () => {
       },
       {
         Header: intl.get('amount'),
-        accessor: 'amount',
-        Cell: FormatNumberCell,
+        accessor: 'amount_formatted',
         width: getColumnWidth(categories, 'amount', {
           minWidth: 60,
           magicSpacing: 5,

packages/webapp/src/containers/Entries/AutoExchangeProvider.tsx

@@ -1,6 +1,5 @@
-import { useExchangeRate } from '@/hooks/query';
-import { useCurrentOrganization } from '@/hooks/state';
 import React from 'react';
+import { useLatestExchangeRate } from '@/hooks/query';
 
 interface AutoExchangeRateProviderProps {
   children: React.ReactNode;
@@ -18,16 +17,19 @@ const AutoExchangeRateContext = React.createContext(
 function AutoExchangeRateProvider({ children }: AutoExchangeRateProviderProps) {
   const [autoExRateCurrency, setAutoExRateCurrency] =
     React.useState<string>('');
-  const currentOrganization = useCurrentOrganization();
 
   // Retrieves the exchange rate.
   const { data: autoExchangeRate, isLoading: isAutoExchangeRateLoading } =
-    useExchangeRate(autoExRateCurrency, currentOrganization.base_currency, {
-      enabled: Boolean(currentOrganization.base_currency && autoExRateCurrency),
-      refetchOnWindowFocus: false,
-      staleTime: 0,
-      cacheTime: 0,
-    });
+    useLatestExchangeRate(
+      { fromCurrency: autoExRateCurrency },
+      {
+        enabled: Boolean(autoExRateCurrency),
+        refetchOnWindowFocus: false,
+        staleTime: 0,
+        cacheTime: 0,
+        retry: 0,
+      },
+    );
 
   const value = {
     autoExRateCurrency,

packages/webapp/src/containers/Entries/withExRateItemEntriesPriceRecalc.tsx

@@ -98,24 +98,30 @@ interface UseSyncExRateToFormProps {
  */
 export const useSyncExRateToForm = ({ onSynced }: UseSyncExRateToFormProps) => {
   const { setFieldValue, values } = useFormikContext();
-  const { autoExRateCurrency, autoExchangeRate } = useAutoExRateContext();
+  const { autoExRateCurrency, autoExchangeRate, isAutoExchangeRateLoading } =
+    useAutoExRateContext();
   const updateEntriesOnExChange = useUpdateEntriesOnExchangeRateChange();
 
   // Sync the fetched real-time exchanage rate to the form.
   useEffect(() => {
-    if (autoExchangeRate?.exchange_rate && autoExRateCurrency) {
-      setFieldValue('exchange_rate', autoExchangeRate?.exchange_rate + '');
+    if (!isAutoExchangeRateLoading && autoExRateCurrency) {
+      // Sets a default ex. rate to 1 in case the exchange rate service wasn't configured.
+      // or returned an error from the server-side.
+      const exchangeRate = autoExchangeRate?.exchange_rate || 1;
+
+      setFieldValue('exchange_rate', exchangeRate + '');
       setFieldValue(
         'entries',
-        updateEntriesOnExChange(
-          values.exchange_rate,
-          autoExchangeRate?.exchange_rate,
-        ),
+        updateEntriesOnExChange(values.exchange_rate, exchangeRate),
       );
       onSynced?.();
     }
     // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [autoExchangeRate?.exchange_rate, autoExRateCurrency]);
+  }, [
+    autoExchangeRate?.exchange_rate,
+    autoExRateCurrency,
+    isAutoExchangeRateLoading,
+  ]);
 
   return null;
 };

packages/webapp/src/containers/FinancialStatements/PurchasesByItems/PurchasesByItemsActionsBar.tsx

@@ -18,6 +18,7 @@ import withPurchasesByItems from './withPurchasesByItems';
 import withPurchasesByItemsActions from './withPurchasesByItemsActions';
 import { compose, saveInvoke } from '@/utils';
 import { usePurchaseByItemsContext } from './PurchasesByItemsProvider';
+import { PurchasesByItemsExportMenu } from './components';
 
 function PurchasesByItemsActionsBar({
   // #withPurchasesByItems
@@ -106,11 +107,18 @@ function PurchasesByItemsActionsBar({
           icon={<Icon icon="print-16" iconSize={16} />}
           text={<T id={'print'} />}
         />
-        <Button
-          className={Classes.MINIMAL}
-          icon={<Icon icon="file-export-16" iconSize={16} />}
-          text={<T id={'export'} />}
-        />
+        <Popover
+          content={<PurchasesByItemsExportMenu />}
+          interactionKind={PopoverInteractionKind.CLICK}
+          placement="bottom-start"
+          minimal
+        >
+          <Button
+            className={Classes.MINIMAL}
+            icon={<Icon icon="file-export-16" iconSize={16} />}
+            text={<T id={'export'} />}
+          />
+        </Popover>
       </NavbarGroup>
     </DashboardActionsBar>
   );

packages/webapp/src/containers/FinancialStatements/PurchasesByItems/PurchasesByItemsProvider.tsx

@@ -1,7 +1,7 @@
 // @ts-nocheck
 import React, { createContext, useContext } from 'react';
 import FinancialReportPage from '../FinancialReportPage';
-import { usePurchasesByItems } from '@/hooks/query';
+import { usePurchasesByItemsTable } from '@/hooks/query';
 import { transformFilterFormToQuery } from '../common';
 
 const PurchasesByItemsContext = createContext();
@@ -13,7 +13,7 @@ function PurchasesByItemsProvider({ query, ...props }) {
     isFetching,
     isLoading,
     refetch,
-  } = usePurchasesByItems(
+  } = usePurchasesByItemsTable(
     {
       ...transformFilterFormToQuery(query),
     },
@@ -26,7 +26,6 @@ function PurchasesByItemsProvider({ query, ...props }) {
     purchaseByItems,
     isFetching,
     isLoading,
-
     refetchSheet: refetch,
   };
   return (

packages/webapp/src/containers/FinancialStatements/PurchasesByItems/PurchasesByItemsTable.tsx

@@ -6,10 +6,10 @@ import styled from 'styled-components';
 import { ReportDataTable, FinancialSheet } from '@/components';
 
 import { usePurchaseByItemsContext } from './PurchasesByItemsProvider';
-import { usePurchasesByItemsTableColumns } from './components';
 
 import { tableRowTypesToClassnames } from '@/utils';
 import { TableStyle } from '@/constants';
+import { usePurchasesByItemsTableColumns } from './dynamicColumns';
 
 /**
  * Purchases by items data table.
@@ -17,7 +17,7 @@ import { TableStyle } from '@/constants';
 export default function PurchasesByItemsTable({ companyName }) {
   // Purchases by items context.
   const {
-    purchaseByItems: { tableRows, query },
+    purchaseByItems: { table, query },
   } = usePurchaseByItemsContext();
 
   // Purchases by items table columns.
@@ -32,7 +32,7 @@ export default function PurchasesByItemsTable({ companyName }) {
     >
       <PurchasesByItemsDataTable
         columns={columns}
-        data={tableRows}
+        data={table.rows}
         expandable={true}
         expandToggleColumn={1}
         expandColumnSpace={1}
@@ -58,7 +58,7 @@ const PurchasesByItemsDataTable = styled(ReportDataTable)`
         padding-top: 0.36rem;
         padding-bottom: 0.36rem;
       }
-      .tr.row_type--total .td {
+      .tr.row_type--TOTAL .td {
         border-top: 1px solid #bbb;
         font-weight: 500;
         border-bottom: 3px double #000;

packages/webapp/src/containers/FinancialStatements/PurchasesByItems/components.tsx

@@ -1,69 +1,22 @@
 // @ts-nocheck
-import React from 'react';
-import intl from 'react-intl-universal';
+import { useRef } from 'react';
+import classNames from 'classnames';
+import {
+  Classes,
+  Intent,
+  Menu,
+  MenuItem,
+  ProgressBar,
+  Text,
+} from '@blueprintjs/core';
 
-import { If } from '@/components';
-import { Align } from '@/constants';
-import { CellTextSpan } from '@/components/Datatable/Cells';
+import { AppToaster, If, Stack } from '@/components';
 import { usePurchaseByItemsContext } from './PurchasesByItemsProvider';
-import { getColumnWidth } from '@/utils';
 import FinancialLoadingBar from '../FinancialLoadingBar';
-
-/**
- * Retrieve purchases by items table columns.
- */
-export const usePurchasesByItemsTableColumns = () => {
-  // purchases by items context.
-  const {
-    purchaseByItems: { tableRows },
-  } = usePurchaseByItemsContext();
-
-  return React.useMemo(
-    () => [
-      {
-        Header: intl.get('item_name'),
-        accessor: (row) => (row.code ? `${row.name} - ${row.code}` : row.name),
-        className: 'name',
-        width: 180,
-        textOverview: true,
-      },
-      {
-        Header: intl.get('quantity_purchased'),
-        accessor: 'quantity_purchased_formatted',
-        Cell: CellTextSpan,
-        className: 'quantity_purchased_formatted',
-        width: getColumnWidth(tableRows, `quantity_purchased_formatted`, {
-          minWidth: 150,
-        }),
-        textOverview: true,
-        align: Align.Right,
-      },
-      {
-        Header: intl.get('purchase_amount'),
-        accessor: 'purchase_cost_formatted',
-        Cell: CellTextSpan,
-        className: 'purchase_cost_formatted',
-        width: getColumnWidth(tableRows, `purchase_cost_formatted`, {
-          minWidth: 150,
-        }),
-        textOverview: true,
-        align: Align.Right,
-      },
-      {
-        Header: intl.get('average_price'),
-        accessor: 'average_cost_price_formatted',
-        Cell: CellTextSpan,
-        className: 'average_cost_price_formatted',
-        width: getColumnWidth(tableRows, `average_cost_price_formatted`, {
-          minWidth: 180,
-        }),
-        textOverview: true,
-        align: Align.Right,
-      },
-    ],
-    [tableRows],
-  );
-};
+import {
+  usePurchasesByItemsCsvExport,
+  usePurchasesByItemsXlsxExport,
+} from '@/hooks/query';
 
 /**
  * Purchases by items progress loading bar.
@@ -77,3 +30,88 @@ export function PurchasesByItemsLoadingBar() {
     </If>
   );
 }
+
+/**
+ * Retrieves the purchases by items export menu.
+ * @returns {JSX.Element}
+ */
+export const PurchasesByItemsExportMenu = () => {
+  const toastKey = useRef(null);
+  const commonToastConfig = {
+    isCloseButtonShown: true,
+    timeout: 2000,
+  };
+  const { query } = usePurchaseByItemsContext();
+
+  const openProgressToast = (amount: number) => {
+    return (
+      <Stack spacing={8}>
+        <Text>The report has been exported successfully.</Text>
+        <ProgressBar
+          className={classNames('toast-progress', {
+            [Classes.PROGRESS_NO_STRIPES]: amount >= 100,
+          })}
+          intent={amount < 100 ? Intent.PRIMARY : Intent.SUCCESS}
+          value={amount / 100}
+        />
+      </Stack>
+    );
+  };
+
+  // Export the report to xlsx.
+  const { mutateAsync: xlsxExport } = usePurchasesByItemsXlsxExport(query, {
+    onDownloadProgress: (xlsxExportProgress: number) => {
+      if (!toastKey.current) {
+        toastKey.current = AppToaster.show({
+          message: openProgressToast(xlsxExportProgress),
+          ...commonToastConfig,
+        });
+      } else {
+        AppToaster.show(
+          {
+            message: openProgressToast(xlsxExportProgress),
+            ...commonToastConfig,
+          },
+          toastKey.current,
+        );
+      }
+    },
+  });
+  // Export the report to csv.
+  const { mutateAsync: csvExport } = usePurchasesByItemsCsvExport(query, {
+    onDownloadProgress: (xlsxExportProgress: number) => {
+      if (!toastKey.current) {
+        toastKey.current = AppToaster.show({
+          message: openProgressToast(xlsxExportProgress),
+          ...commonToastConfig,
+        });
+      } else {
+        AppToaster.show(
+          {
+            message: openProgressToast(xlsxExportProgress),
+            ...commonToastConfig,
+          },
+          toastKey.current,
+        );
+      }
+    },
+  });
+  // Handle csv export button click.
+  const handleCsvExportBtnClick = () => {
+    csvExport();
+  };
+  // Handle xlsx export button click.
+  const handleXlsxExportBtnClick = () => {
+    xlsxExport();
+  };
+
+  return (
+    <Menu>
+      <MenuItem
+        text={'XLSX (Microsoft Excel)'}
+        onClick={handleXlsxExportBtnClick}
+      />
+      <MenuItem text={'CSV'} onClick={handleCsvExportBtnClick} />
+    </Menu>
+  );
+};

packages/webapp/src/containers/FinancialStatements/PurchasesByItems/dynamicColumns.ts

@@ -0,0 +1,89 @@
+// @ts-nocheck
+import { getColumnWidth } from '@/utils';
+import * as R from 'ramda';
+import { Align } from '@/constants';
+import { usePurchaseByItemsContext } from './PurchasesByItemsProvider';
+
+const getTableCellValueAccessor = (index) => `cells[${index}].value`;
+
+const getReportColWidth = (data, accessor, headerText) => {
+  return getColumnWidth(
+    data,
+    accessor,
+    { magicSpacing: 10, minWidth: 100 },
+    headerText,
+  );
+};
+
+/**
+ * Account name column mapper.
+ */
+const commonColumnMapper = R.curry((data, column) => {
+  const accessor = getTableCellValueAccessor(column.cell_index);
+
+  return {
+    key: column.key,
+    Header: column.label,
+    accessor,
+    className: column.key,
+    textOverview: true,
+  };
+});
+
+/**
+ * Numeric columns accessor.
+ */
+const numericColumnAccessor = R.curry((data, column) => {
+  const accessor = getTableCellValueAccessor(column.cell_index);
+  const width = getReportColWidth(data, accessor, column.label);
+
+  return {
+    ...column,
+    align: Align.Right,
+    width,
+  };
+});
+
+/**
+ * Item name column accessor.
+ */
+const itemNameColumnAccessor = R.curry((data, column) => {
+  return {
+    ...column,
+    width: 180,
+  };
+});
+
+const dynamiColumnMapper = R.curry((data, column) => {
+  const _numericColumnAccessor = numericColumnAccessor(data);
+  const _itemNameColumnAccessor = itemNameColumnAccessor(data);
+
+  return R.compose(
+    R.when(R.pathEq(['key'], 'item_name'), _itemNameColumnAccessor),
+    R.when(R.pathEq(['key'], 'quantity_purchases'), _numericColumnAccessor),
+    R.when(R.pathEq(['key'], 'purchase_amount'), _numericColumnAccessor),
+    R.when(R.pathEq(['key'], 'average_cost'), _numericColumnAccessor),
+    commonColumnMapper(data),
+  )(column);
+});
+
+/**
+ * Composes the dynamic columns that fetched from request to columns to table component.
+ */
+export const dynamicColumns = R.curry((data, columns) => {
+  return R.map(dynamiColumnMapper(data), columns);
+});
+
+/**
+ * Retrieves the purchases by items sheet table columns for table component.
+ */
+export const usePurchasesByItemsTableColumns = () => {
+  const { purchaseByItems } = usePurchaseByItemsContext();
+
+  if (!purchaseByItems) {
+    throw new Error('Purchases by items context not found');
+  }
+  const { table } = purchaseByItems;
+
+  return dynamicColumns(table.rows, table.columns);
+};

packages/webapp/src/containers/Purchases/CreditNotes/VendorCreditIUniversalSearchBind.tsx

@@ -22,7 +22,7 @@ function VendorCreditUniversalSearchSelectComponent({
   openDrawer,
 }) {
   if (resourceType === RESOURCES_TYPES.VENDOR_CREDIT) {
-    openDrawer(DRAWERS.VENDOR_CREDIT_DETAIL_DRAWER, {
+    openDrawer(DRAWERS.VENDOR_CREDIT_DETAILS, {
       vendorCreditId: resourceId,
     });
     onAction && onAction();
@@ -83,7 +83,7 @@ export function VendorCreditUniversalSearchItem(
       }
       label={
         <>
-          <div class="amount">${item.reference.amount}</div>
+          <div class="amount">{item.reference.formatted_amount}</div>
           <VendorCreditUniversalSearchStatus receipt={item.reference} />
         </>
       }

packages/webapp/src/containers/Purchases/PaymentMades/PaymentMadeUniversalSearch.tsx

@@ -7,6 +7,7 @@ import { Icon } from '@/components';
 import { RESOURCES_TYPES } from '@/constants/resourcesTypes';
 import { highlightText } from '@/utils';
 import { AbilitySubject, PaymentMadeAction } from '@/constants/abilityOption';
+import { DRAWERS } from '@/constants/drawers';
 import withDrawerActions from '@/containers/Drawer/withDrawerActions';
 
 /**

packages/webapp/src/containers/Sales/CreditNotes/CreditNoteUniversalSearch.tsx

@@ -82,7 +82,7 @@ export function CreditNoteUniversalSearchItem(
       }
       label={
         <>
-          <div class="amount">${item.reference.amount}</div>
+          <div class="amount">{item.reference.formatted_amount}</div>
           <CreditNoteUniversalSearchStatus receipt={item.reference} />
         </>
       }

packages/webapp/src/containers/Sales/Invoices/InvoiceUniversalSearch.tsx

@@ -83,13 +83,13 @@ export function InvoiceUniversalSearchItem(
           <span class="bp4-text-muted">
             {highlightText(item.reference.invoice_no, query)}{' '}
             <Icon icon={'caret-right-16'} iconSize={16} />
-            {item.reference.formatted_invoice_date}
+            {item.reference.invoice_date_formatted}
           </span>
         </div>
       }
       label={
         <>
-          <div class="amount">${item.reference.balance}</div>
+          <div class="amount">{item.reference.total_formatted}</div>
           <InvoiceStatus customer={item.reference} />
         </>
       }

packages/webapp/src/containers/Sales/Receipts/ReceiptUniversalSearch.tsx

@@ -75,7 +75,7 @@ export function ReceiptUniversalSearchItem(
       }
       label={
         <>
-          <div class="amount">${item.reference.amount}</div>
+          <div class="amount">{item.reference.formatted_amount}</div>
           <ReceiptStatus receipt={item.reference} />
         </>
       }

packages/webapp/src/containers/Vendors/VendorsUniversalSearch.tsx

@@ -34,7 +34,7 @@ const VendorUniversalSearchSelectAction = withDrawerActions(
 const vendorToSearch = (contact) => ({
   id: contact.id,
   text: contact.display_name,
-  label: contact.balance > 0 ? contact.formatted_balance + '' : '',
+  label: contact.formatted_balance,
   reference: contact,
 });
 

packages/webapp/src/hooks/query/bills.tsx

@@ -32,6 +32,9 @@ const commonInvalidateQueries = (queryClient) => {
   // Invalidate financial reports.
   queryClient.invalidateQueries(t.FINANCIAL_REPORT);
 
+  // Invalidate the transactions by reference.
+  queryClient.invalidateQueries(t.TRANSACTIONS_BY_REFERENCE);
+
   // Invalidate items associated bills transactions.
   queryClient.invalidateQueries(t.ITEMS_ASSOCIATED_WITH_BILLS);
 

packages/webapp/src/hooks/query/creditNote.tsx

@@ -44,6 +44,9 @@ const commonInvalidateQueries = (queryClient) => {
   // Invalidate financial reports.
   queryClient.invalidateQueries(t.FINANCIAL_REPORT);
 
+  // Invalidate transactions by reference.
+  queryClient.invalidateQueries(t.TRANSACTIONS_BY_REFERENCE);
+
   // Invalidate mutate base currency abilities.
   queryClient.invalidateQueries(t.ORGANIZATION_MUTATE_BASE_CURRENCY_ABILITIES);
 };

packages/webapp/src/hooks/query/exchangeRates.tsx

@@ -1,34 +1,36 @@
 // @ts-nocheck
 import { useQuery } from 'react-query';
 import QUERY_TYPES from './types';
+import useApiRequest from '../useRequest';
 
-function getRandomItemFromArray(arr) {
-  const randomIndex = Math.floor(Math.random() * arr.length);
-  return arr[randomIndex];
-}
-function delay(t, val) {
-  return new Promise((resolve) => setTimeout(resolve, t, val));
+interface LatestExchangeRateQuery {
+  fromCurrency?: string;
+  toCurrency?: string;
 }
+
 /**
- * Retrieves tax rates.
+ * Retrieves latest exchange rate.
  * @param {number} customerId - Customer id.
  */
-export function useExchangeRate(
-  fromCurrency: string,
-  toCurrency: string,
+export function useLatestExchangeRate(
+  { toCurrency, fromCurrency }: LatestExchangeRateQuery,
   props,
 ) {
-  return useQuery(
-    [QUERY_TYPES.EXCHANGE_RATE, fromCurrency, toCurrency],
-    async () => {
-      await delay(100);
+  const apiRequest = useApiRequest();
 
-      return {
-        from_currency: fromCurrency,
-        to_currency: toCurrency,
-        exchange_rate: 1.00,
-      };
-    },
+  return useQuery(
+    [QUERY_TYPES.EXCHANGE_RATE, toCurrency, fromCurrency],
+    () =>
+      apiRequest
+        .http({
+          url: `/api/exchange_rates/latest`,
+          method: 'get',
+          params: {
+            to_currency: toCurrency,
+            from_currency: fromCurrency,
+          },
+        })
+        .then((res) => res.data),
     props,
   );
 }

packages/webapp/src/hooks/query/financialReports.tsx

@@ -426,20 +426,58 @@ export function usePurchasesByItems(query, props) {
       params: query,
     },
     {
-      select: (res) => ({
-        tableRows: purchasesByItemsReducer(res.data.data),
-        ...res.data,
-      }),
-      defaultData: {
-        tableRows: [],
-        data: [],
-        query: {},
-      },
+      select: (res) => res.data,
       ...props,
     },
   );
 }
 
+export function usePurchasesByItemsTable(query, props) {
+  return useRequestQuery(
+    [t.FINANCIAL_REPORT, t.PURCHASES_BY_ITEMS, query],
+    {
+      method: 'get',
+      url: '/financial_statements/purchases-by-items',
+      params: query,
+      headers: {
+        accept: 'application/json+table',
+      },
+    },
+    {
+      select: (res) => res.data,
+      ...props,
+    },
+  );
+}
+
+export const usePurchasesByItemsCsvExport = (query, args) => {
+  return useDownloadFile({
+    url: '/financial_statements/purchases-by-items',
+    config: {
+      headers: {
+        accept: 'application/csv',
+      },
+      params: query,
+    },
+    filename: 'purchases_by_items.csv',
+    ...args,
+  });
+};
+
+export const usePurchasesByItemsXlsxExport = (query, args) => {
+  return useDownloadFile({
+    url: '/financial_statements/purchases-by-items',
+    config: {
+      headers: {
+        accept: 'application/xlsx',
+      },
+      params: query,
+    },
+    filename: 'purchases_by_items.xlsx',
+    ...args,
+  });
+};
+
 /**
  * Retrieve sales by items.
  */

packages/webapp/src/hooks/query/invoices.tsx

@@ -24,6 +24,9 @@ const commonInvalidateQueries = (queryClient) => {
 
   // Invalidate financial reports.
   queryClient.invalidateQueries(t.FINANCIAL_REPORT);
+  
+  // Invalidate transactions by reference.
+  queryClient.invalidateQueries(t.TRANSACTIONS_BY_REFERENCE);
 
   // Invalidate accounts.
   queryClient.invalidateQueries(t.ACCOUNTS);

packages/webapp/src/hooks/query/paymentReceives.tsx

@@ -24,6 +24,9 @@ const commonInvalidateQueries = (client) => {
   // Invalidate financial reports.
   client.invalidateQueries(t.FINANCIAL_REPORT);
 
+  // Invalidate transactions by reference.
+  client.invalidateQueries(t.TRANSACTIONS_BY_REFERENCE);
+
   // Invalidate customers.
   client.invalidateQueries(t.CUSTOMERS);
   client.invalidateQueries(t.CUSTOMER);

packages/webapp/src/hooks/query/receipts.tsx

@@ -21,6 +21,9 @@ const commonInvalidateQueries = (queryClient) => {
   // Invalidate financial reports.
   queryClient.invalidateQueries(t.FINANCIAL_REPORT);
 
+  // Invalidate the transactions by reference.
+  queryClient.invalidateQueries(t.TRANSACTIONS_BY_REFERENCE);
+
   // Invalidate the cashflow transactions.
   queryClient.invalidateQueries(t.CASH_FLOW_TRANSACTIONS);
   queryClient.invalidateQueries(t.CASHFLOW_ACCOUNT_TRANSACTIONS_INFINITY);

packages/webapp/src/hooks/query/vendorCredit.tsx

@@ -43,6 +43,9 @@ const commonInvalidateQueries = (queryClient) => {
   // Invalidate financial reports.
   queryClient.invalidateQueries(t.FINANCIAL_REPORT);
 
+  // Invalidate the transactions by reference.
+  queryClient.invalidateQueries(t.TRANSACTIONS_BY_REFERENCE);
+
   // Invalidate mutate base currency abilities.
   queryClient.invalidateQueries(t.ORGANIZATION_MUTATE_BASE_CURRENCY_ABILITIES);
 };