add server to monorepo.

packages/server/src/services/Inventory/InventoryCostGLStorage.ts

@@ -0,0 +1,40 @@
+import { Service, Inject } from 'typedi';
+import { Knex } from 'knex';
+import LedgerStorageService from '@/services/Accounting/LedgerStorageService';
+import HasTenancyService from '@/services/Tenancy/TenancyService';
+import Ledger from '@/services/Accounting/Ledger';
+
+@Service()
+export class InventoryCostGLStorage {
+  @Inject()
+  private tenancy: HasTenancyService;
+
+  @Inject()
+  private ledgerStorage: LedgerStorageService;
+
+  /**
+   * Reverts the inventory cost GL entries from the given starting date.
+   * @param {number} tenantId
+   * @param {Date} startingDate
+   * @param {Knex.Transaction} trx
+   */
+  public revertInventoryCostGLEntries = async (
+    tenantId: number,
+    startingDate: Date,
+    trx?: Knex.Transaction
+  ): Promise<void> => {
+    const { AccountTransaction } = this.tenancy.models(tenantId);
+
+    // Retrieve transactions from specific date range and costable transactions only.
+    const transactions = await AccountTransaction.query()
+      .where('costable', true)
+      .modify('filterDateRange', startingDate)
+      .withGraphFetched('account');
+
+    // Transform transaction to ledger entries and reverse them.
+    const reversedLedger = Ledger.fromTransactions(transactions).reverse();
+
+    // Deletes and reverts balances of the given ledger.
+    await this.ledgerStorage.delete(tenantId, reversedLedger, trx);
+  };
+}