refactor: financial reports to nestjs

temp/BalanceSheet/BalanceSheetPdfInjectable.ts

@@ -0,0 +1,32 @@
+import { TableSheetPdf } from '../../common/TableSheetPdf';
+import { IBalanceSheetQuery } from './BalanceSheet.types';
+import { BalanceSheetTableInjectable } from './BalanceSheetTableInjectable';
+import { HtmlTableCustomCss } from './constants';
+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class BalanceSheetPdfInjectable {
+  constructor(
+    private readonly balanceSheetTable: BalanceSheetTableInjectable,
+    private readonly tableSheetPdf: TableSheetPdf,
+  ) {}
+
+  /**
+   * Converts the given balance sheet table to pdf.
+   * @param {number} tenantId - Tenant ID.
+   * @param {IBalanceSheetQuery} query - Balance sheet query.
+   * @returns {Promise<Buffer>}
+   */
+  public async pdf(
+    query: IBalanceSheetQuery,
+  ): Promise<Buffer> {
+    const table = await this.balanceSheetTable.table(query);
+
+    return this.tableSheetPdf.convertToPdf(
+      table.table,
+      table.meta.sheetName,
+      table.meta.formattedDateRange,
+      HtmlTableCustomCss,
+    );
+  }
+}