fix: discount transactions GL entries

packages/server/src/database/seeds/data/accounts.js

@@ -1,3 +1,14 @@
+export const OtherExpensesAccount = {
+  name: 'Other Expenses',
+  slug: 'other-expenses',
+  account_type: 'other-expense',
+  code: '40011',
+  description: '',
+  active: 1,
+  index: 1,
+  predefined: 1,
+};
+
 export const TaxPayableAccount = {
   name: 'Tax Payable',
   slug: 'tax-payable',
@@ -39,8 +50,38 @@ export const StripeClearingAccount = {
   code: '100020',
   active: true,
   index: 1,
-  predefined: true, 
-}
+  predefined: true,
+};
+
+export const DiscountExpenseAccount = {
+  name: 'Discount',
+  slug: 'discount',
+  account_type: 'other-income',
+  code: '40008',
+  active: true,
+  index: 1,
+  predefined: true,
+};
+
+export const PurchaseDiscountAccount = {
+  name: 'Purchase Discount',
+  slug: 'purchase-discount',
+  account_type: 'other-expense',
+  code: '40009',
+  active: true,
+  index: 1,
+  predefined: true,
+};
+
+export const OtherChargesAccount = {
+  name: 'Other Charges',
+  slug: 'other-charges',
+  account_type: 'other-income',
+  code: '40010',
+  active: true,
+  index: 1,
+  predefined: true,
+};
 
 export default [
   {
@@ -231,17 +272,7 @@ export default [
   },
 
   // Expenses
-  {
-    name: 'Other Expenses',
-    slug: 'other-expenses',
-    account_type: 'other-expense',
-    parent_account_id: null,
-    code: '40001',
-    description: '',
-    active: 1,
-    index: 1,
-    predefined: 1,
-  },
+  OtherExpensesAccount,
   {
     name: 'Cost of Goods Sold',
     slug: 'cost-of-goods-sold',
@@ -358,4 +389,7 @@ export default [
   },
   UnearnedRevenueAccount,
   PrepardExpenses,
+  DiscountExpenseAccount,
+  PurchaseDiscountAccount,
+  OtherChargesAccount,
 ];

packages/server/src/interfaces/SaleInvoice.ts

@@ -80,6 +80,11 @@ export interface ISaleInvoice {
   pdfTemplateId?: number;
 
   paymentMethods?: Array<PaymentIntegrationTransactionLink>;
+
+  adjustment?: number;
+
+  discount?: number;
+  discountAmount?: number;
 }
 
 export enum DiscountType {

packages/server/src/models/Bill.ts

@@ -1,6 +1,7 @@
 import { Model, raw, mixin } from 'objection';
 import { castArray, defaultTo, difference } from 'lodash';
 import moment from 'moment';
+import * as R from 'ramda';
 import TenantModel from 'models/TenantModel';
 import BillSettings from './Bill.Settings';
 import ModelSetting from './ModelSetting';
@@ -133,12 +134,11 @@ export default class Bill extends mixin(TenantModel, [
   get total() {
     const adjustmentAmount = defaultTo(this.adjustment, 0);
 
-    return this.isInclusiveTax
-      ? this.subtotal - this.discountAmount - adjustmentAmount
-      : this.subtotal +
-          this.taxAmountWithheld -
-          this.discountAmount -
-          adjustmentAmount;
+    return R.compose(
+      R.add(adjustmentAmount),
+      R.subtract(this.discountAmount),
+      R.when(R.always(this.isInclusiveTax), R.add(this.taxAmountWithheld))
+    )(this.subtotal);
   }
 
   /**

packages/server/src/models/CreditNote.ts

@@ -107,7 +107,7 @@ export default class CreditNote extends mixin(TenantModel, [
    * @returns {number}
    */
   get total() {
-    return this.subtotal - this.discountAmount - this.adjustment;
+    return this.subtotal - this.discountAmount + this.adjustment;
   }
 
   /**

packages/server/src/models/SaleEstimate.ts

@@ -116,7 +116,7 @@ export default class SaleEstimate extends mixin(TenantModel, [
   get total() {
     const adjustmentAmount = defaultTo(this.adjustment, 0);
 
-    return this.subtotal - this.discountAmount - adjustmentAmount;
+    return this.subtotal - this.discountAmount + adjustmentAmount;
   }
 
   /**

packages/server/src/models/SaleInvoice.ts

@@ -1,4 +1,5 @@
 import { mixin, Model, raw } from 'objection';
+import * as R from 'ramda';
 import { castArray, defaultTo, takeWhile } from 'lodash';
 import moment from 'moment';
 import TenantModel from 'models/TenantModel';
@@ -147,9 +148,7 @@ export default class SaleInvoice extends mixin(TenantModel, [
    * @returns {number | null}
    */
   get discountPercentage(): number | null {
-    return this.discountType === DiscountType.Percentage
-      ? this.discount
-      : null;
+    return this.discountType === DiscountType.Percentage ? this.discount : null;
   }
 
   /**
@@ -158,11 +157,12 @@ export default class SaleInvoice extends mixin(TenantModel, [
    */
   get total() {
     const adjustmentAmount = defaultTo(this.adjustment, 0);
-    const differencies = this.discountAmount + adjustmentAmount;
 
-    return this.isInclusiveTax
-      ? this.subtotal - differencies
-      : this.subtotal + this.taxAmountWithheld - differencies;
+    return R.compose(
+      R.add(adjustmentAmount),
+      R.subtract(R.__, this.discountAmount),
+      R.when(R.always(this.isInclusiveTax), R.add(this.taxAmountWithheld))
+    )(this.subtotal);
   }
 
   /**

packages/server/src/models/SaleReceipt.ts

@@ -108,7 +108,7 @@ export default class SaleReceipt extends mixin(TenantModel, [
   get total() {
     const adjustmentAmount = defaultTo(this.adjustment, 0);
 
-    return this.subtotal - this.discountAmount - adjustmentAmount;
+    return this.subtotal - this.discountAmount + adjustmentAmount;
   }
 
   /**

packages/server/src/models/VendorCredit.ts

@@ -73,7 +73,7 @@ export default class VendorCredit extends mixin(TenantModel, [
    * @returns {number}
    */
   get total() {
-    return this.subtotal - this.discountAmount - this.adjustment;
+    return this.subtotal - this.discountAmount + this.adjustment;
   }
 
   /**

packages/server/src/repositories/AccountRepository.ts

@@ -3,7 +3,11 @@ import TenantRepository from '@/repositories/TenantRepository';
 import { IAccount } from '@/interfaces';
 import { Knex } from 'knex';
 import {
+  DiscountExpenseAccount,
+  OtherChargesAccount,
+  OtherExpensesAccount,
   PrepardExpenses,
+  PurchaseDiscountAccount,
   StripeClearingAccount,
   TaxPayableAccount,
   UnearnedRevenueAccount,
@@ -188,9 +192,9 @@ export default class AccountRepository extends TenantRepository {
 
   /**
    * Finds or creates the unearned revenue.
-   * @param {Record<string, string>} extraAttrs 
-   * @param {Knex.Transaction} trx 
-   * @returns 
+   * @param {Record<string, string>} extraAttrs
+   * @param {Knex.Transaction} trx
+   * @returns
    */
   public async findOrCreateUnearnedRevenue(
     extraAttrs: Record<string, string> = {},
@@ -219,9 +223,9 @@ export default class AccountRepository extends TenantRepository {
 
   /**
    * Finds or creates the prepard expenses account.
-   * @param {Record<string, string>} extraAttrs 
-   * @param {Knex.Transaction} trx 
-   * @returns 
+   * @param {Record<string, string>} extraAttrs
+   * @param {Knex.Transaction} trx
+   * @returns
    */
   public async findOrCreatePrepardExpenses(
     extraAttrs: Record<string, string> = {},
@@ -249,12 +253,11 @@ export default class AccountRepository extends TenantRepository {
     return result;
   }
 
-
   /**
    * Finds or creates the stripe clearing account.
-   * @param {Record<string, string>} extraAttrs 
-   * @param {Knex.Transaction} trx 
-   * @returns 
+   * @param {Record<string, string>} extraAttrs
+   * @param {Knex.Transaction} trx
+   * @returns
    */
   public async findOrCreateStripeClearing(
     extraAttrs: Record<string, string> = {},
@@ -281,4 +284,114 @@ export default class AccountRepository extends TenantRepository {
     }
     return result;
   }
+
+  /**
+   * Finds or creates the discount expense account.
+   * @param {Record<string, string>} extraAttrs
+   * @param {Knex.Transaction} trx
+   * @returns
+   */
+  public async findOrCreateDiscountAccount(
+    extraAttrs: Record<string, string> = {},
+    trx?: Knex.Transaction
+  ) {
+    // Retrieves the given tenant metadata.
+    const tenantMeta = await TenantMetadata.query().findOne({
+      tenantId: this.tenantId,
+    });
+    const _extraAttrs = {
+      currencyCode: tenantMeta.baseCurrency,
+      ...extraAttrs,
+    };
+
+    let result = await this.model
+      .query(trx)
+      .findOne({ slug: DiscountExpenseAccount.slug, ..._extraAttrs });
+
+    if (!result) {
+      result = await this.model.query(trx).insertAndFetch({
+        ...DiscountExpenseAccount,
+        ..._extraAttrs,
+      });
+    }
+    return result;
+  }
+
+  public async findOrCreatePurchaseDiscountAccount(
+    extraAttrs: Record<string, string> = {},
+    trx?: Knex.Transaction
+  ) {
+    // Retrieves the given tenant metadata.
+    const tenantMeta = await TenantMetadata.query().findOne({
+      tenantId: this.tenantId,
+    });
+    const _extraAttrs = {
+      currencyCode: tenantMeta.baseCurrency,
+      ...extraAttrs,
+    };
+
+    let result = await this.model
+      .query(trx)
+      .findOne({ slug: PurchaseDiscountAccount.slug, ..._extraAttrs });
+
+    if (!result) {
+      result = await this.model.query(trx).insertAndFetch({
+        ...PurchaseDiscountAccount,
+        ..._extraAttrs,
+      });
+    }
+    return result;
+  }
+
+  public async findOrCreateOtherChargesAccount(
+    extraAttrs: Record<string, string> = {},
+    trx?: Knex.Transaction
+  ) {
+    // Retrieves the given tenant metadata.
+    const tenantMeta = await TenantMetadata.query().findOne({
+      tenantId: this.tenantId,
+    });
+    const _extraAttrs = {
+      currencyCode: tenantMeta.baseCurrency,
+      ...extraAttrs,
+    };
+
+    let result = await this.model
+      .query(trx)
+      .findOne({ slug: OtherChargesAccount.slug, ..._extraAttrs });
+
+    if (!result) {
+      result = await this.model.query(trx).insertAndFetch({
+        ...OtherChargesAccount,
+        ..._extraAttrs,
+      });
+    }
+    return result;
+  }
+
+  public async findOrCreateOtherExpensesAccount(
+    extraAttrs: Record<string, string> = {},
+    trx?: Knex.Transaction
+  ) {
+    // Retrieves the given tenant metadata.
+    const tenantMeta = await TenantMetadata.query().findOne({
+      tenantId: this.tenantId,
+    });
+    const _extraAttrs = {
+      currencyCode: tenantMeta.baseCurrency,
+      ...extraAttrs,
+    };
+
+    let result = await this.model
+      .query(trx)
+      .findOne({ slug: OtherExpensesAccount.slug, ..._extraAttrs });
+
+    if (!result) {
+      result = await this.model.query(trx).insertAndFetch({
+        ...OtherExpensesAccount,
+        ..._extraAttrs,
+      });
+    }
+    return result;
+  }
 }

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

@@ -52,10 +52,22 @@ export class BillGLEntries {
       {},
       trx
     );
+    // Find or create other expenses account.
+    const otherExpensesAccount = await accountRepository.findOrCreateOtherExpensesAccount(
+      {},
+      trx
+    );
+    // Find or create purchase discount account.
+    const purchaseDiscountAccount = await accountRepository.findOrCreatePurchaseDiscountAccount(
+      {},
+      trx
+    );
     const billLedger = this.getBillLedger(
       bill,
       APAccount.id,
-      taxPayableAccount.id
+      taxPayableAccount.id,
+      purchaseDiscountAccount.id,
+      otherExpensesAccount.id
     );
     // Commit the GL enties on the storage.
     await this.ledgerStorage.commit(tenantId, billLedger, trx);
@@ -240,6 +252,51 @@ export class BillGLEntries {
     return nonZeroTaxEntries.map(transformTaxEntry);
   };
 
+  /**
+   * Retrieves the purchase discount GL entry.
+   * @param {IBill} bill
+   * @param {number} purchaseDiscountAccountId
+   * @returns {ILedgerEntry}
+   */
+  private getPurchaseDiscountEntry = (
+    bill: IBill,
+    purchaseDiscountAccountId: number
+  ) => {
+    const commonEntry = this.getBillCommonEntry(bill);
+
+    return {
+      ...commonEntry,
+      credit: bill.discountAmount,
+      accountId: purchaseDiscountAccountId,
+      accountNormal: AccountNormal.DEBIT,
+      index: 1,
+      indexGroup: 40,
+    };
+  };
+
+  /**
+   * Retrieves the purchase other charges GL entry.
+   * @param {IBill} bill
+   * @param {number} otherChargesAccountId
+   * @returns {ILedgerEntry}
+   */
+  private getAdjustmentEntry = (
+    bill: IBill,
+    otherExpensesAccountId: number
+  ) => {
+    const commonEntry = this.getBillCommonEntry(bill);
+
+    return {
+      ...commonEntry,
+      debit: bill.adjustment < 0 ? bill.adjustment : 0,
+      credit: bill.adjustment > 0 ? bill.adjustment : 0,
+      accountId: otherExpensesAccountId,
+      accountNormal: AccountNormal.DEBIT,
+      index: 1,
+      indexGroup: 40,
+    };
+  };
+
   /**
    * Retrieves the given bill GL entries.
    * @param {IBill} bill
@@ -249,7 +306,9 @@ export class BillGLEntries {
   private getBillGLEntries = (
     bill: IBill,
     payableAccountId: number,
-    taxPayableAccountId: number
+    taxPayableAccountId: number,
+    purchaseDiscountAccountId: number,
+    otherExpensesAccountId: number
   ): ILedgerEntry[] => {
     const payableEntry = this.getBillPayableEntry(payableAccountId, bill);
 
@@ -262,8 +321,21 @@ export class BillGLEntries {
     );
     const taxEntries = this.getBillTaxEntries(bill, taxPayableAccountId);
 
+    const purchaseDiscountEntry = this.getPurchaseDiscountEntry(
+      bill,
+      purchaseDiscountAccountId
+    );
+    const adjustmentEntry = this.getAdjustmentEntry(bill, otherExpensesAccountId);
+
     // Allocate cost entries journal entries.
-    return [payableEntry, ...itemsEntries, ...landedCostEntries, ...taxEntries];
+    return [
+      payableEntry,
+      ...itemsEntries,
+      ...landedCostEntries,
+      ...taxEntries,
+      purchaseDiscountEntry,
+      adjustmentEntry,
+    ];
   };
 
   /**
@@ -275,14 +347,17 @@ export class BillGLEntries {
   private getBillLedger = (
     bill: IBill,
     payableAccountId: number,
-    taxPayableAccountId: number
+    taxPayableAccountId: number,
+    purchaseDiscountAccountId: number,
+    otherExpensesAccountId: number
   ) => {
     const entries = this.getBillGLEntries(
       bill,
       payableAccountId,
-      taxPayableAccountId
+      taxPayableAccountId,
+      purchaseDiscountAccountId,
+      otherExpensesAccountId
     );
-
     return new Ledger(entries);
   };
 }

packages/server/src/services/Sales/Invoices/InvoiceGLEntries.ts

@@ -44,18 +44,31 @@ export class SaleInvoiceGLEntries {
 
     // Find or create the A/R account.
     const ARAccount = await accountRepository.findOrCreateAccountReceivable(
-      saleInvoice.currencyCode, {}, trx
+      saleInvoice.currencyCode,
+      {},
+      trx
     );
     // Find or create tax payable account.
     const taxPayableAccount = await accountRepository.findOrCreateTaxPayable(
       {},
       trx
     );
+    // Find or create the discount expense account.
+    const discountAccount = await accountRepository.findOrCreateDiscountAccount(
+      {},
+      trx
+    );
+    // Find or create the other charges account.
+    const otherChargesAccount =
+      await accountRepository.findOrCreateOtherChargesAccount({}, trx);
+
     // Retrieves the ledger of the invoice.
     const ledger = this.getInvoiceGLedger(
       saleInvoice,
       ARAccount.id,
-      taxPayableAccount.id
+      taxPayableAccount.id,
+      discountAccount.id,
+      otherChargesAccount.id
     );
     // Commits the ledger entries to the storage as UOW.
     await this.ledegrRepository.commit(tenantId, ledger, trx);
@@ -107,12 +120,16 @@ export class SaleInvoiceGLEntries {
   public getInvoiceGLedger = (
     saleInvoice: ISaleInvoice,
     ARAccountId: number,
-    taxPayableAccountId: number
+    taxPayableAccountId: number,
+    discountAccountId: number,
+    otherChargesAccountId: number
   ): ILedger => {
     const entries = this.getInvoiceGLEntries(
       saleInvoice,
       ARAccountId,
-      taxPayableAccountId
+      taxPayableAccountId,
+      discountAccountId,
+      otherChargesAccountId
     );
     return new Ledger(entries);
   };
@@ -127,6 +144,7 @@ export class SaleInvoiceGLEntries {
   ): Partial<ILedgerEntry> => ({
     credit: 0,
     debit: 0,
+
     currencyCode: saleInvoice.currencyCode,
     exchangeRate: saleInvoice.exchangeRate,
 
@@ -249,6 +267,50 @@ export class SaleInvoiceGLEntries {
     return nonZeroTaxEntries.map(transformTaxEntry);
   };
 
+  /**
+   * Retrieves the invoice discount GL entry.
+   * @param {ISaleInvoice} saleInvoice
+   * @param {number} discountAccountId
+   * @returns {ILedgerEntry}
+   */
+  private getInvoiceDiscountEntry = (
+    saleInvoice: ISaleInvoice,
+    discountAccountId: number
+  ): ILedgerEntry => {
+    const commonEntry = this.getInvoiceGLCommonEntry(saleInvoice);
+
+    return {
+      ...commonEntry,
+      debit: saleInvoice.discountAmount,
+      accountId: discountAccountId,
+      accountNormal: AccountNormal.CREDIT,
+      index: 1,
+    } as ILedgerEntry;
+  };
+
+  /**
+   * Retrieves the invoice adjustment GL entry.
+   * @param {ISaleInvoice} saleInvoice
+   * @param {number} adjustmentAccountId
+   * @returns {ILedgerEntry}
+   */
+  private getAdjustmentEntry = (
+    saleInvoice: ISaleInvoice,
+    otherChargesAccountId: number
+  ): ILedgerEntry => {
+    const commonEntry = this.getInvoiceGLCommonEntry(saleInvoice);
+    const adjustmentAmount = Math.abs(saleInvoice.adjustment);
+
+    return {
+      ...commonEntry,
+      debit: saleInvoice.adjustment < 0 ? adjustmentAmount : 0,
+      credit: saleInvoice.adjustment > 0 ? adjustmentAmount : 0,
+      accountId: otherChargesAccountId,
+      accountNormal: AccountNormal.CREDIT,
+      index: 1,
+    };
+  };
+
   /**
    * Retrieves the invoice GL entries.
    * @param {ISaleInvoice} saleInvoice
@@ -258,7 +320,9 @@ export class SaleInvoiceGLEntries {
   public getInvoiceGLEntries = (
     saleInvoice: ISaleInvoice,
     ARAccountId: number,
-    taxPayableAccountId: number
+    taxPayableAccountId: number,
+    discountAccountId: number,
+    otherChargesAccountId: number
   ): ILedgerEntry[] => {
     const receivableEntry = this.getInvoiceReceivableEntry(
       saleInvoice,
@@ -271,6 +335,20 @@ export class SaleInvoiceGLEntries {
       saleInvoice,
       taxPayableAccountId
     );
-    return [receivableEntry, ...creditEntries, ...taxEntries];
+    const discountEntry = this.getInvoiceDiscountEntry(
+      saleInvoice,
+      discountAccountId
+    );
+    const adjustmentEntry = this.getAdjustmentEntry(
+      saleInvoice,
+      otherChargesAccountId
+    );
+    return [
+      receivableEntry,
+      ...creditEntries,
+      ...taxEntries,
+      discountEntry,
+      adjustmentEntry,
+    ];
   };
 }

packages/webapp/src/containers/Purchases/Bills/BillForm/utils.tsx

@@ -415,7 +415,7 @@ export const useBillTotal = () => {
   return R.compose(
     R.when(R.always(isExclusiveTax), R.add(totalTaxAmount)),
     R.subtract(R.__, discountAmount),
-    R.subtract(R.__, adjustmentAmount),
+    R.add(R.__, adjustmentAmount),
   )(subtotal);
 };
 

packages/webapp/src/containers/Purchases/CreditNotes/CreditNoteForm/utils.tsx

@@ -259,7 +259,10 @@ export const useVendorCreditTotal = () => {
   const discountAmount = useVendorCreditDiscountAmount();
   const adjustment = useVendorCreditAdjustment();
 
-  return subtotal - discountAmount - adjustment;
+  return R.compose(
+    R.subtract(R.__, discountAmount),
+    R.add(R.__, adjustment),
+  )(subtotal);
 };
 
 /**

packages/webapp/src/containers/Sales/CreditNotes/CreditNoteForm/utils.tsx

@@ -263,7 +263,10 @@ export const useCreditNoteTotal = () => {
   const discountAmount = useCreditNoteDiscountAmount();
   const adjustmentAmount = useCreditNoteAdjustmentAmount();
 
-  return subtotal - discountAmount - adjustmentAmount;
+  return R.compose(
+    R.subtract(R.__, discountAmount),
+    R.add(R.__, adjustmentAmount),
+  )(subtotal);
 };
 
 /**

packages/webapp/src/containers/Sales/Estimates/EstimateForm/utils.tsx

@@ -299,7 +299,10 @@ export const useEstimateTotal = () => {
   const discount = useEstimateDiscount();
   const adjustment = useEstimateAdjustment();
 
-  return subtotal - discount - adjustment;
+  return R.compose(
+    R.subtract(R.__, discount),
+    R.add(R.__, adjustment),
+  )(subtotal);
 };
 
 /**

packages/webapp/src/containers/Sales/Invoices/InvoiceForm/utils.tsx

@@ -455,7 +455,7 @@ export const useInvoiceTotal = () => {
   return R.compose(
     R.when(R.always(isExclusiveTax), R.add(totalTaxAmount)),
     R.subtract(R.__, discountAmount),
-    R.subtract(R.__, adjustmentAmount),
+    R.add(R.__, adjustmentAmount),
   )(subtotal);
 };
 

packages/webapp/src/containers/Sales/Receipts/ReceiptForm/utils.tsx

@@ -284,7 +284,10 @@ export const useReceiptTotal = () => {
   const adjustmentAmount = useReceiptAdjustmentAmount();
   const discountAmount = useReceiptDiscountAmount();
 
-  return subtotal - discountAmount - adjustmentAmount;
+  return R.compose(
+    R.add(R.__, adjustmentAmount),
+    R.subtract(R.__, discountAmount),
+  )(subtotal);
 };
 
 /**