feat(reports): inventory valuation report.

feat(reports): sales by items report.
feat(reports): purchases by items report.

server/src/api/controllers/FinancialStatements.ts

@@ -8,6 +8,9 @@ import JournalSheetController from './FinancialStatements/JournalSheet';
 import ProfitLossController from './FinancialStatements/ProfitLossSheet';
 import ARAgingSummary from './FinancialStatements/ARAgingSummary';
 import APAgingSummary from './FinancialStatements/APAgingSummary';
+import PurchasesByItemsController from './FinancialStatements/PurchasesByItem';
+import SalesByItemsController from './FinancialStatements/SalesByItems';
+import InventoryValuationController from './FinancialStatements/InventoryValuationSheet';
 
 @Service()
 export default class FinancialStatementsService {
@@ -42,7 +45,18 @@ export default class FinancialStatementsService {
       '/payable_aging_summary',
       Container.get(APAgingSummary).router()
     );
-
+    router.use(
+      '/purchases-by-items',
+      Container.get(PurchasesByItemsController).router()
+    );
+    router.use(
+      '/sales-by-items',
+      Container.get(SalesByItemsController).router()
+    );
+    router.use(
+      '/inventory-valuation',
+      Container.get(InventoryValuationController).router()
+    );
     return router;
   }
 }

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

@@ -0,0 +1,70 @@
+import { Router, Request, Response, NextFunction } from 'express';
+import { query, ValidationChain } from 'express-validator';
+import { Inject, Service } from 'typedi';
+import asyncMiddleware from 'api/middleware/asyncMiddleware';
+import BaseFinancialReportController from './BaseFinancialReportController';
+import InventoryValuationService from 'services/FinancialStatements/InventoryValuationSheet/InventoryValuationSheetService';
+
+@Service()
+export default class InventoryValuationReportController extends BaseFinancialReportController {
+  @Inject()
+  inventoryValuationService: InventoryValuationService;
+
+  /**
+   * Router constructor.
+   */
+  router() {
+    const router = Router();
+
+    router.get(
+      '/',
+      this.validationSchema,
+      this.validationResult,
+      asyncMiddleware(this.inventoryValuation.bind(this))
+    );
+    return router;
+  }
+
+  /**
+   * Validation schema.
+   */
+  get validationSchema(): ValidationChain[] {
+    return [
+      query('from_date').optional().isISO8601(),
+      query('to_date').optional().isISO8601(),
+      query('number_format.no_cents').optional().isBoolean().toBoolean(),
+      query('number_format.divide_1000').optional().isBoolean().toBoolean(),
+      query('none_transactions').default(true).isBoolean().toBoolean(),
+      query('orderBy').optional().isIn(['created_at', 'name', 'code']),
+      query('order').optional().isIn(['desc', 'asc']),
+    ];
+  }
+
+  /**
+   * Retrieve the general ledger financial statement.
+   * @param {Request} req -
+   * @param {Response} res -
+   */
+  async inventoryValuation(req: Request, res: Response, next: NextFunction) {
+    const { tenantId } = req;
+    const filter = this.matchedQueryData(req);
+
+    try {
+      const {
+        data,
+        query,
+        meta, 
+      } = await this.inventoryValuationService.inventoryValuationSheet(
+        tenantId,
+        filter
+      );
+      return res.status(200).send({
+        meta: this.transfromToResponse(meta),
+        data: this.transfromToResponse(data),
+        query: this.transfromToResponse(query),
+      });
+    } catch (error) {
+      next(error);
+    }
+  }
+}

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

@@ -0,0 +1,71 @@
+import { Router, Request, Response, NextFunction } from 'express';
+import { query, ValidationChain } from 'express-validator';
+import moment from 'moment';
+import { Inject, Service } from 'typedi';
+import asyncMiddleware from 'api/middleware/asyncMiddleware';
+import BaseFinancialReportController from './BaseFinancialReportController';
+import PurchasesByItemsService from 'services/FinancialStatements/PurchasesByItems/PurchasesByItemsService';
+
+@Service()
+export default class PurchasesByItemReportController extends BaseFinancialReportController {
+  @Inject()
+  purchasesByItemsService: PurchasesByItemsService;
+
+  /**
+   * Router constructor.
+   */
+  router() {
+    const router = Router();
+
+    router.get(
+      '/',
+      this.validationSchema,
+      this.validationResult,
+      asyncMiddleware(this.purchasesByItems.bind(this))
+    );
+    return router;
+  }
+
+  /**
+   * Validation schema.
+   */
+  get validationSchema(): ValidationChain[] {
+    return [
+      query('from_date').optional().isISO8601(),
+      query('to_date').optional().isISO8601(),
+      query('number_format.no_cents').optional().isBoolean().toBoolean(),
+      query('number_format.divide_1000').optional().isBoolean().toBoolean(),
+      query('none_transactions').default(true).isBoolean().toBoolean(),
+      query('orderBy').optional().isIn(['created_at', 'name', 'code']),
+      query('order').optional().isIn(['desc', 'asc']),
+    ];
+  }
+
+  /**
+   * Retrieve the general ledger financial statement.
+   * @param {Request} req -
+   * @param {Response} res -
+   */
+  async purchasesByItems(req: Request, res: Response, next: NextFunction) {
+    const { tenantId } = req;
+    const filter = this.matchedQueryData(req);
+
+    try {
+      const {
+        data,
+        query,
+        meta, 
+      } = await this.purchasesByItemsService.purchasesByItems(
+        tenantId,
+        filter
+      );
+      return res.status(200).send({
+        meta: this.transfromToResponse(meta),
+        data: this.transfromToResponse(data),
+        query: this.transfromToResponse(query),
+      });
+    } catch (error) {
+      next(error);
+    }
+  }
+}

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

@@ -0,0 +1,71 @@
+import { Router, Request, Response, NextFunction } from 'express';
+import { query, ValidationChain } from 'express-validator';
+import moment from 'moment';
+import { Inject, Service } from 'typedi';
+import asyncMiddleware from 'api/middleware/asyncMiddleware';
+import BaseFinancialReportController from './BaseFinancialReportController';
+import SalesByItemsReportService from 'services/FinancialStatements/SalesByItems/SalesByItemsService';
+
+@Service()
+export default class SalesByItemsReportController extends BaseFinancialReportController {
+  @Inject()
+  salesByItemsService: SalesByItemsReportService;
+
+  /**
+   * Router constructor.
+   */
+  router() {
+    const router = Router();
+
+    router.get(
+      '/',
+      this.validationSchema,
+      this.validationResult,
+      asyncMiddleware(this.purchasesByItems.bind(this))
+    );
+    return router;
+  }
+
+  /**
+   * Validation schema.
+   */
+  get validationSchema(): ValidationChain[] {
+    return [
+      query('from_date').optional().isISO8601(),
+      query('to_date').optional().isISO8601(),
+      query('number_format.no_cents').optional().isBoolean().toBoolean(),
+      query('number_format.divide_1000').optional().isBoolean().toBoolean(),
+      query('none_transactions').default(true).isBoolean().toBoolean(),
+      query('orderBy').optional().isIn(['created_at', 'name', 'code']),
+      query('order').optional().isIn(['desc', 'asc']),
+    ];
+  }
+
+  /**
+   * Retrieve the general ledger financial statement.
+   * @param {Request} req -
+   * @param {Response} res -
+   */
+  async purchasesByItems(req: Request, res: Response, next: NextFunction) {
+    const { tenantId } = req;
+    const filter = this.matchedQueryData(req);
+
+    try {
+      const {
+        data,
+        query,
+        meta, 
+      } = await this.salesByItemsService.salesByItems(
+        tenantId,
+        filter
+      );
+      return res.status(200).send({
+        meta: this.transfromToResponse(meta),
+        data: this.transfromToResponse(data),
+        query: this.transfromToResponse(query),
+      });
+    } catch (error) {
+      next(error);
+    }
+  }
+}

server/src/api/controllers/Items.ts

@@ -16,7 +16,7 @@ export default class ItemsController extends BaseController {
 
   @Inject()
   dynamicListService: DynamicListingService;
-
+    
   /**
    * Router constructor.
    */