Add new frontend - fix 19

frontend/src/api/services/dataService.ts

@@ -1,11 +1,7 @@
 // src/api/services/DataService.ts
 import { apiClient } from '../base/apiClient';
 import {
-  ApiResponse,
-  SalesRecord,
-  CreateSalesRequest,
-  WeatherData,
-  TrafficData,
+  ApiResponse
 } from '../types/api';
 
 export interface DashboardStats {
@@ -33,6 +29,38 @@ export interface DataValidation {
   duplicates: number;
 }
 
+// Data types
+export interface WeatherData {
+  date: string;
+  temperature: number;
+  humidity: number;
+  precipitation: number;
+  wind_speed: number;
+}
+
+export interface TrafficData {
+  date: string;
+  traffic_volume: number;
+  pedestrian_count: number;
+}
+
+export interface SalesRecord {
+  id: string;
+  tenant_id: string;
+  product_name: string;
+  quantity_sold: number;
+  revenue: number;
+  date: string;
+  created_at: string;
+}
+
+export interface CreateSalesRequest {
+  product_name: string;
+  quantity_sold: number;
+  revenue: number;
+  date: string;
+}
+
 export class DataService {
   /**
    * Upload sales history file