add server to monorepo.

packages/server/src/services/FinancialStatements/AgingSummary/ARAgingSummaryService.ts

@@ -0,0 +1,120 @@
+import moment from 'moment';
+import { Inject, Service } from 'typedi';
+import { isEmpty } from 'lodash';
+import { IARAgingSummaryQuery, IARAgingSummaryMeta } from '@/interfaces';
+import TenancyService from '@/services/Tenancy/TenancyService';
+import ARAgingSummarySheet from './ARAgingSummarySheet';
+import { Tenant } from '@/system/models';
+
+@Service()
+export default class ARAgingSummaryService {
+  @Inject()
+  tenancy: TenancyService;
+
+  @Inject('logger')
+  logger: any;
+
+  /**
+   * Default report query.
+   */
+  get defaultQuery(): IARAgingSummaryQuery {
+    return {
+      asDate: moment().format('YYYY-MM-DD'),
+      agingDaysBefore: 30,
+      agingPeriods: 3,
+      numberFormat: {
+        divideOn1000: false,
+        negativeFormat: 'mines',
+        showZero: false,
+        formatMoney: 'total',
+        precision: 2,
+      },
+      customersIds: [],
+      branchesIds: [],
+      noneZero: false,
+    };
+  }
+
+  /**
+   * Retrieve the balance sheet meta.
+   * @param {number} tenantId -
+   * @returns {IBalanceSheetMeta}
+   */
+  reportMetadata(tenantId: number): IARAgingSummaryMeta {
+    const settings = this.tenancy.settings(tenantId);
+
+    const organizationName = settings.get({
+      group: 'organization',
+      key: 'name',
+    });
+    const baseCurrency = settings.get({
+      group: 'organization',
+      key: 'base_currency',
+    });
+
+    return {
+      organizationName,
+      baseCurrency,
+    };
+  }
+
+  /**
+   * Retrieve A/R aging summary report.
+   * @param {number} tenantId - Tenant id.
+   * @param {IARAgingSummaryQuery} query -
+   */
+  async ARAgingSummary(tenantId: number, query: IARAgingSummaryQuery) {
+    const { SaleInvoice } = this.tenancy.models(tenantId);
+    const { customerRepository } = this.tenancy.repositories(tenantId);
+
+    const filter = {
+      ...this.defaultQuery,
+      ...query,
+    };
+    const tenant = await Tenant.query()
+      .findById(tenantId)
+      .withGraphFetched('metadata');
+
+    // Retrieve all customers from the storage.
+    const customers =
+      filter.customersIds.length > 0
+        ? await customerRepository.findWhereIn('id', filter.customersIds)
+        : await customerRepository.all();
+
+    // Common query.
+    const commonQuery = (query) => {
+      if (!isEmpty(filter.branchesIds)) {
+        query.modify('filterByBranches', filter.branchesIds);
+      }
+    };
+    // Retrieve all overdue sale invoices.
+    const overdueSaleInvoices = await SaleInvoice.query()
+      .modify('dueInvoicesFromDate', filter.asDate)
+      .onBuild(commonQuery);
+
+    // Retrieve all due sale invoices.
+    const currentInvoices = await SaleInvoice.query()
+      .modify('overdueInvoicesFromDate', filter.asDate)
+      .onBuild(commonQuery);
+
+    // AR aging summary report instance.
+    const ARAgingSummaryReport = new ARAgingSummarySheet(
+      tenantId,
+      filter,
+      customers,
+      overdueSaleInvoices,
+      currentInvoices,
+      tenant.metadata.baseCurrency
+    );
+    // AR aging summary report data and columns.
+    const data = ARAgingSummaryReport.reportData();
+    const columns = ARAgingSummaryReport.reportColumns();
+
+    return {
+      data,
+      columns,
+      query: filter,
+      meta: this.reportMetadata(tenantId),
+    };
+  }
+}