refactoring: balance sheet report.

refactoring: trial balance sheet report.
refactoring: general ledger report.
refactoring: journal report.
refactoring: P&L report.

server/src/api/controllers/FinancialStatements/JournalSheet.ts

@@ -0,0 +1,82 @@
+import { Inject, Service } from 'typedi';
+import { Request, Response, Router } from 'express';
+import { castArray } from 'lodash';
+import { query, oneOf } from 'express-validator';
+import JournalSheetService from 'services/FinancialStatements/JournalSheet/JournalSheetService';
+import BaseController from '../BaseController';
+
+@Service()
+export default class JournalSheetController extends BaseController {
+  @Inject()
+  journalService: JournalSheetService;
+
+  /**
+   * Router constructor.
+   */
+  router() {
+    const router = Router();
+
+    router.get('/', 
+      this.journalValidationSchema,
+      this.validationResult,
+      this.asyncMiddleware(this.journal.bind(this))
+    );
+    return router;
+  }
+
+  /**
+   * Validation schema.
+   */
+  get journalValidationSchema() {
+    return [
+      query('from_date').optional().isISO8601(),
+      query('to_date').optional().isISO8601(),
+      oneOf([
+        query('transaction_types').optional().isArray({ min: 1 }),
+        query('transaction_types.*').optional().isNumeric().toInt(),
+      ], [
+        query('transaction_types').optional().trim().escape(),
+      ]),
+      oneOf([
+        query('account_ids').optional().isArray({ min: 1 }),
+        query('account_ids.*').optional().isNumeric().toInt(),
+      ], [
+        query('account_ids').optional().isNumeric().toInt(),
+      ]),
+      query('from_range').optional().isNumeric().toInt(),
+      query('to_range').optional().isNumeric().toInt(),
+      query('number_format.no_cents').optional().isBoolean().toBoolean(),
+      query('number_format.divide_1000').optional().isBoolean().toBoolean(),
+    ];
+  }
+
+  /**
+   * Retrieve the ledger report of the given account.
+   * @param {Request} req - 
+   * @param {Response} res -
+   */
+  async journal(req: Request, res: Response) {
+    const { tenantId, settings } = req;
+    let filter = this.matchedQueryData(req);
+
+    filter = {
+      ...filter,
+      accountsIds: castArray(filter.accountsIds),
+    };
+    const organizationName = settings.get({ group: 'organization', key: 'name' });
+    const baseCurrency = settings.get({ group: 'organization', key: 'base_currency' });
+
+    try {
+      const data = await this.journalService.journalSheet(tenantId, filter);
+
+      return res.status(200).send({
+        organization_name: organizationName,
+        base_currency: baseCurrency,
+        data: this.transfromToResponse(data),
+        query: this.transfromToResponse(query),
+      });
+    } catch (error) {
+      console.log(error);
+    }
+  }
+}