feat(server): wip sale invoice tax rate GL entries

packages/server/src/database/migrations/20230810191606_create_tax_rates.js

@@ -42,6 +42,7 @@ exports.up = (knex) => {
         .unsigned()
         .references('id')
         .inTable('tax_rates');
+      table.decimal('tax_rate').unsigned();
     });
 };
 

packages/server/src/interfaces/Account.ts

@@ -77,6 +77,9 @@ export interface IAccountTransaction {
   projectId?: number;
 
   account?: IAccount;
+
+  taxRateId?: number;
+  taxRate?: number;
 }
 export interface IAccountResponse extends IAccount {}
 

packages/server/src/interfaces/Ledger.ts

@@ -47,7 +47,9 @@ export interface ILedgerEntry {
   itemId?: number;
   branchId?: number;
   projectId?: number;
+
   taxRateId?: number;
+  taxRate?: number;
 
   entryId?: number;
   createdAt?: Date;

packages/server/src/models/AccountTransaction.ts

@@ -6,6 +6,10 @@ import { getTransactionTypeLabel } from '@/utils/transactions-types';
 
 export default class AccountTransaction extends TenantModel {
   referenceType: string;
+  credit: number;
+  debit: number;
+  exchangeRate: number;
+  taxRate: number;
 
   /**
    * Table name
@@ -28,6 +32,54 @@ export default class AccountTransaction extends TenantModel {
     return ['referenceTypeFormatted'];
   }
 
+  /**
+   * Retrieves the credit amount in foreign currency.
+   * @return {number}
+   */
+  get creditFcy() {
+    return this.credit;
+  }
+
+  /**
+   * Retrieves the debit amount in foreign currency.
+   * @return {number}
+   */
+  get debitFcy() {
+    return this.debit;
+  }
+
+  /**
+   * Retrieves the credit amount in base currency.
+   * @return {number}
+   */
+  get creditBcy() {
+    return this.credit * this.exchangeRate;
+  }
+
+  /**
+   * Retrieves the debit amount in base currency.
+   * @return {number}
+   */
+  get debitBcy() {
+    return this.debit * this.exchangeRate;
+  }
+
+  /**
+   * Retrieves the tax amount in foreign currency.
+   * @return {number}
+   */
+  get taxAmountFcy() {
+    return (this.creditFcy - this.debitFcy) * this.taxRate;
+  }
+
+  /**
+   * Retrieves the tax amount in base currency.
+   * @return {number}
+   */
+  get taxAmountBcy() {
+    return (this.creditBcy - this.debitBcy) * this.taxRate;
+  }
+
   /**
    * Retrieve formatted reference type.
    * @return {string}

packages/server/src/services/Accounting/JournalCommands.ts

@@ -1,10 +1,6 @@
-import moment from 'moment';
+import { castArray } from 'lodash';
-import { castArray, sumBy, toArray } from 'lodash';
-import { IBill, ISystemUser, IAccount } from '@/interfaces';
 import JournalPoster from './JournalPoster';
-import JournalEntry from './JournalEntry';
+
-import { IExpense, IExpenseCategory } from '@/interfaces';
-import { increment } from 'utils';
 export default class JournalCommands {
   journal: JournalPoster;
   models: any;
@@ -16,7 +12,6 @@ export default class JournalCommands {
    */
   constructor(journal: JournalPoster) {
     this.journal = journal;
-
     this.repositories = this.journal.repositories;
     this.models = this.journal.models;
   }

packages/server/src/services/Accounting/Ledger.ts

@@ -234,6 +234,9 @@ export default class Ledger implements ILedger {
       entryId: entry.id,
       branchId: entry.branchId,
       projectId: entry.projectId,
+
+      taxRateId: entry.taxRateId,
+      taxRate: entry.taxRate,
     };
   }
 

packages/server/src/services/Accounting/utils.ts

@@ -32,5 +32,8 @@ export const transformLedgerEntryToTransaction = (
     projectId: entry.projectId,
 
     costable: entry.costable,
+
+    taxRateId: entry.taxRateId,
+    taxRate: entry.taxRate,
   };
 };

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

@@ -190,6 +190,8 @@ export class SaleInvoiceGLEntries {
         itemQuantity: entry.quantity,
         accountNormal: AccountNormal.CREDIT,
         projectId: entry.projectId || saleInvoice.projectId,
+        taxRateId: entry.taxRateId,
+        taxRate: entry.taxRate,
       };
     }
   );
@@ -201,15 +203,22 @@ export class SaleInvoiceGLEntries {
    * @returns {ILedgerEntry}
    */
   private getInvoiceTaxEntry = R.curry(
-    (saleInvoice: ISaleInvoice, taxPayableAccountId: number): ILedgerEntry => {
+    (
+      saleInvoice: ISaleInvoice,
+      taxPayableAccountId: number,
+      entry: IItemEntry,
+      index: number
+    ): ILedgerEntry => {
       const commonEntry = this.getInvoiceGLCommonEntry(saleInvoice);
 
       return {
         ...commonEntry,
-        credit: saleInvoice.taxAmountWithheld,
+        credit: entry.taxAmount,
         accountId: taxPayableAccountId,
-        index: saleInvoice.entries.length + 3,
+        index: index + 3,
         accountNormal: AccountNormal.CREDIT,
+        taxRateId: entry.taxRateId,
+        taxRate : entry.taxRate,
       };
     }
   );
@@ -230,10 +239,13 @@ export class SaleInvoiceGLEntries {
       ARAccountId
     );
     const transformItemEntry = this.getInvoiceItemEntry(saleInvoice);
-
+    const transformTaxEntry = this.getInvoiceTaxEntry(
+      saleInvoice,
+      taxPayableAccountId
+    );
     const creditEntries = saleInvoice.entries.map(transformItemEntry);
-    const taxEntry = this.getInvoiceTaxEntry(saleInvoice, taxPayableAccountId);
+    const taxEntries = saleInvoice.entries.map(transformTaxEntry);
 
-    return [receivableEntry, ...creditEntries, taxEntry];
+    return [receivableEntry, ...creditEntries, ...taxEntries];
   };
 }

packages/server/src/services/Sales/PaymentReceives/PaymentReceivesApplication.ts

@@ -87,7 +87,7 @@ export class PaymentReceivesApplication {
   }
 
   /**
-   * deletes the given payment receive.
+   * Deletes the given payment receive.
    * @param {number} tenantId
    * @param {number} paymentReceiveId
    * @param {ISystemUser} authorizedUser
@@ -126,7 +126,7 @@ export class PaymentReceivesApplication {
   }
 
   /**
-   *
+   * Retrieves the given payment receive.
    * @param {number} tenantId
    * @param {number} paymentReceiveId
    * @returns  {Promise<IPaymentReceive>}