add server to monorepo.

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

@@ -0,0 +1,108 @@
+import * as R from 'ramda';
+import { isEmpty } from 'lodash';
+import {
+  ILedger,
+  IVendor,
+  IVendorBalanceSummaryVendor,
+  IVendorBalanceSummaryQuery,
+  IVendorBalanceSummaryData,
+  INumberFormatQuery,
+} from '@/interfaces';
+import { ContactBalanceSummaryReport } from '../ContactBalanceSummary/ContactBalanceSummary';
+
+export class VendorBalanceSummaryReport extends ContactBalanceSummaryReport {
+  readonly ledger: ILedger;
+  readonly baseCurrency: string;
+  readonly vendors: IVendor[];
+  readonly filter: IVendorBalanceSummaryQuery;
+  readonly numberFormat: INumberFormatQuery;
+
+  /**
+   * Constructor method.
+   * @param {IJournalPoster} receivableLedger
+   * @param {IVendor[]} vendors
+   * @param {IVendorBalanceSummaryQuery} filter
+   * @param {string} baseCurrency
+   */
+  constructor(
+    ledger: ILedger,
+    vendors: IVendor[],
+    filter: IVendorBalanceSummaryQuery,
+    baseCurrency: string
+  ) {
+    super();
+
+    this.ledger = ledger;
+    this.baseCurrency = baseCurrency;
+    this.vendors = vendors;
+    this.filter = filter;
+    this.numberFormat = this.filter.numberFormat;
+  }
+
+  /**
+   * Customer section mapper.
+   * @param   {IVendor} vendor
+   * @returns {IVendorBalanceSummaryVendor}
+   */
+  private vendorMapper = (vendor: IVendor): IVendorBalanceSummaryVendor => {
+    const closingBalance = this.ledger
+      .whereContactId(vendor.id)
+      .getClosingBalance();
+
+    return {
+      id: vendor.id,
+      vendorName: vendor.displayName,
+      total: this.getContactTotalFormat(closingBalance),
+    };
+  };
+
+  /**
+   * Mappes the vendor model object to vendor balance summary section.
+   * @param   {IVendor[]} vendors - Customers.
+   * @returns {IVendorBalanceSummaryVendor[]}
+   */
+  private vendorsMapper = (
+    vendors: IVendor[]
+  ): IVendorBalanceSummaryVendor[] => {
+    return vendors.map(this.vendorMapper);
+  };
+
+  /**
+   * Detarmines whether the vendors post filter is active.
+   * @returns {boolean}
+   */
+  private isVendorsPostFilter = (): boolean => {
+    return isEmpty(this.filter.vendorsIds);
+  };
+
+  /**
+   * Retrieve the vendors sections of the report.
+   * @param   {IVendor} vendors
+   * @returns {IVendorBalanceSummaryVendor[]}
+   */
+  private getVendorsSection(vendors: IVendor[]): IVendorBalanceSummaryVendor[] {
+    return R.compose(
+      R.when(this.isVendorsPostFilter, this.contactsFilter),
+      R.when(
+        R.always(this.filter.percentageColumn),
+        this.contactCamparsionPercentageOfColumn
+      ),
+      this.vendorsMapper
+    )(vendors);
+  }
+
+  /**
+   * Retrieve the report statement data.
+   * @returns {IVendorBalanceSummaryData}
+   */
+  public reportData(): IVendorBalanceSummaryData {
+    const vendors = this.getVendorsSection(this.vendors);
+    const total = this.getContactsTotalSection(vendors);
+
+    return { vendors, total };
+  }
+
+  reportColumns() {
+    return [];
+  }
+}