import 'package:uuid/uuid.dart';
import 'package:retail/features/products/data/models/product_model.dart';
import 'package:retail/features/categories/data/models/category_model.dart';

/// Seed data generator for testing and initial app setup
class SeedData {
  static const _uuid = Uuid();

  /// Generate sample categories
  static List<CategoryModel> generateCategories() {
    final now = DateTime.now();

    return [
      CategoryModel(
        id: 'cat_electronics',
        name: 'Electronics',
        description: 'Electronic devices and accessories',
        iconPath: 'devices',
        color: '#2196F3', // Blue
        productCount: 0,
        createdAt: now.subtract(const Duration(days: 60)),
        updatedAt: now.subtract(const Duration(days: 60)),
      ),
      CategoryModel(
        id: 'cat_appliances',
        name: 'Home Appliances',
        description: 'Kitchen and home appliances',
        iconPath: 'kitchen',
        color: '#4CAF50', // Green
        productCount: 0,
        createdAt: now.subtract(const Duration(days: 55)),
        updatedAt: now.subtract(const Duration(days: 55)),
      ),
      CategoryModel(
        id: 'cat_sports',
        name: 'Sports & Fitness',
        description: 'Sports equipment and fitness gear',
        iconPath: 'fitness_center',
        color: '#FF9800', // Orange
        productCount: 0,
        createdAt: now.subtract(const Duration(days: 50)),
        updatedAt: now.subtract(const Duration(days: 50)),
      ),
      CategoryModel(
        id: 'cat_fashion',
        name: 'Fashion',
        description: 'Clothing, shoes, and accessories',
        iconPath: 'checkroom',
        color: '#E91E63', // Pink
        productCount: 0,
        createdAt: now.subtract(const Duration(days: 45)),
        updatedAt: now.subtract(const Duration(days: 45)),
      ),
      CategoryModel(
        id: 'cat_books',
        name: 'Books & Media',
        description: 'Books, magazines, and media',
        iconPath: 'book',
        color: '#9C27B0', // Purple
        productCount: 0,
        createdAt: now.subtract(const Duration(days: 40)),
        updatedAt: now.subtract(const Duration(days: 40)),
      ),
    ];
  }

  /// Generate sample products
  static List<ProductModel> generateProducts() {
    final now = DateTime.now();

    return [
      // Electronics (3 products)
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Wireless Headphones',
        description: 'Premium noise-cancelling wireless headphones with 30-hour battery life',
        price: 299.99,
        imageUrl: 'https://picsum.photos/seed/headphones/400/400',
        categoryId: 'cat_electronics',
        stockQuantity: 25,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 30)),
        updatedAt: now.subtract(const Duration(days: 1)),
      ),
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Smart Watch',
        description: 'Fitness tracking smart watch with heart rate monitor and GPS',
        price: 199.99,
        imageUrl: 'https://picsum.photos/seed/smartwatch/400/400',
        categoryId: 'cat_electronics',
        stockQuantity: 15,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 25)),
        updatedAt: now.subtract(const Duration(days: 2)),
      ),
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Laptop Stand',
        description: 'Adjustable aluminum laptop stand with ergonomic design',
        price: 39.99,
        imageUrl: 'https://picsum.photos/seed/laptopstand/400/400',
        categoryId: 'cat_electronics',
        stockQuantity: 20,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 20)),
        updatedAt: now.subtract(const Duration(days: 1)),
      ),

      // Home Appliances (2 products)
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Coffee Maker',
        description: 'Automatic drip coffee maker with programmable timer and thermal carafe',
        price: 79.99,
        imageUrl: 'https://picsum.photos/seed/coffeemaker/400/400',
        categoryId: 'cat_appliances',
        stockQuantity: 8,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 18)),
        updatedAt: now.subtract(const Duration(days: 3)),
      ),
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Blender',
        description: 'High-power 1000W blender perfect for smoothies and crushing ice',
        price: 59.99,
        imageUrl: 'https://picsum.photos/seed/blender/400/400',
        categoryId: 'cat_appliances',
        stockQuantity: 12,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 15)),
        updatedAt: now.subtract(const Duration(days: 2)),
      ),

      // Sports & Fitness (3 products)
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Yoga Mat',
        description: 'Non-slip exercise yoga mat with carrying strap, 6mm thickness',
        price: 29.99,
        imageUrl: 'https://picsum.photos/seed/yogamat/400/400',
        categoryId: 'cat_sports',
        stockQuantity: 50,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 12)),
        updatedAt: now.subtract(const Duration(days: 1)),
      ),
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Running Shoes',
        description: 'Comfortable running shoes with responsive cushioning and breathable mesh',
        price: 89.99,
        imageUrl: 'https://picsum.photos/seed/runningshoes/400/400',
        categoryId: 'cat_sports',
        stockQuantity: 30,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 10)),
        updatedAt: now.subtract(const Duration(days: 2)),
      ),
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Water Bottle',
        description: 'Insulated stainless steel water bottle, 32oz capacity, keeps cold 24hrs',
        price: 24.99,
        imageUrl: 'https://picsum.photos/seed/waterbottle/400/400',
        categoryId: 'cat_sports',
        stockQuantity: 45,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 8)),
        updatedAt: now,
      ),

      // Fashion (2 products)
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Leather Backpack',
        description: 'Premium leather backpack with laptop compartment and multiple pockets',
        price: 129.99,
        imageUrl: 'https://picsum.photos/seed/backpack/400/400',
        categoryId: 'cat_fashion',
        stockQuantity: 18,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 7)),
        updatedAt: now.subtract(const Duration(days: 1)),
      ),
      ProductModel(
        id: 'prod_${_uuid.v4()}',
        name: 'Sunglasses',
        description: 'UV protection polarized sunglasses with stylish design',
        price: 49.99,
        imageUrl: 'https://picsum.photos/seed/sunglasses/400/400',
        categoryId: 'cat_fashion',
        stockQuantity: 35,
        isAvailable: true,
        createdAt: now.subtract(const Duration(days: 5)),
        updatedAt: now.subtract(const Duration(days: 1)),
      ),
    ];
  }

  /// Seed database with sample data
  static Future<void> seedDatabase({
    required Future<void> Function(List<CategoryModel>) saveCategories,
    required Future<void> Function(List<ProductModel>) saveProducts,
  }) async {
    // Generate and save categories
    final categories = generateCategories();
    await saveCategories(categories);

    // Generate and save products
    final products = generateProducts();
    await saveProducts(products);
  }
}