integration

src/app/services/mock-data.service.ts

@@ -90,6 +90,7 @@ export class MockDataService {
       priority: 1,
       quantity: 50,
       price: 1299,
+      discount: 0,
       currency: 'USD',
       imgs: [
         'https://via.placeholder.com/600x400?text=iPhone+Front',
@@ -121,6 +122,7 @@ export class MockDataService {
       priority: 2,
       quantity: 35,
       price: 1199,
+      discount: 10,
       currency: 'USD',
       imgs: ['https://via.placeholder.com/600x400?text=Samsung+S24'],
       tags: ['new', 'android'],
@@ -140,6 +142,7 @@ export class MockDataService {
       priority: 3,
       quantity: 20,
       price: 999,
+      discount: 15,
       currency: 'USD',
       imgs: ['https://via.placeholder.com/600x400?text=Pixel+8'],
       tags: ['sale', 'android', 'ai'],
@@ -158,6 +161,7 @@ export class MockDataService {
       priority: 1,
       quantity: 15,
       price: 2499,
+      discount: 0,
       currency: 'USD',
       imgs: ['https://via.placeholder.com/600x400?text=MacBook'],
       tags: ['featured', 'professional'],
@@ -177,6 +181,7 @@ export class MockDataService {
       priority: 2,
       quantity: 0,
       price: 1799,
+      discount: 5,
       currency: 'USD',
       imgs: ['https://via.placeholder.com/600x400?text=Dell+XPS'],
       tags: ['out-of-stock'],
@@ -200,6 +205,7 @@ export class MockDataService {
         priority: i,
         quantity: Math.floor(Math.random() * 100),
         price: Math.floor(Math.random() * 1000) + 100,
+        discount: Math.random() > 0.7 ? Math.floor(Math.random() * 30) + 5 : 0,
         currency: 'USD',
         imgs: [`https://via.placeholder.com/600x400?text=Product+${i}`],
         tags: ['test'],
@@ -404,6 +410,7 @@ export class MockDataService {
       priority: data.priority || 99,
       quantity: data.quantity || 0,
       price: data.price || 0,
+      discount: data.discount || 0,
       currency: data.currency || 'USD',
       imgs: data.imgs || [],
       tags: data.tags || [],

src/app/services/validation.service.ts

@@ -54,6 +54,15 @@ export class ValidationService {
     return null;
   }
 
+  validateDiscount(value: any): string | null {
+    if (value === undefined || value === null || value === '') return null;
+    const num = Number(value);
+    if (isNaN(num)) return 'Discount must be a number';
+    if (num < 0) return 'Discount cannot be negative';
+    if (num > 100) return 'Discount cannot exceed 100%';
+    return null;
+  }
+
   validateUrl(value: string): string | null {
     if (!value || value.trim().length === 0) {
       return null; // Optional field
@@ -130,6 +139,11 @@ export class ValidationService {
       const quantityError = this.validateQuantity(item['quantity']);
       if (quantityError) errors['quantity'] = quantityError;
     }
+
+    if (item['discount'] !== undefined) {
+      const discountError = this.validateDiscount(item['discount']);
+      if (discountError) errors['discount'] = discountError;
+    }
     
     if (item['currency'] !== undefined) {
       const currencyError = this.validateCurrency(item['currency']);