-- Users table
CREATE TABLE IF NOT EXISTS users (
    id INT PRIMARY KEY AUTO_INCREMENT,
    username VARCHAR(50) UNIQUE NOT NULL,
    email VARCHAR(100) UNIQUE NOT NULL,
    password VARCHAR(255) NOT NULL,
    full_name VARCHAR(100),
    phone VARCHAR(20),
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    is_active BOOLEAN DEFAULT TRUE,
    role ENUM('user', 'admin') DEFAULT 'user'
);

-- Addresses table
CREATE TABLE IF NOT EXISTS addresses (
    id INT PRIMARY KEY AUTO_INCREMENT,
    user_id INT,
    address_line1 VARCHAR(255) NOT NULL,
    address_line2 VARCHAR(255),
    city VARCHAR(100) NOT NULL,
    state VARCHAR(100),
    postal_code VARCHAR(20),
    is_default BOOLEAN DEFAULT FALSE,
    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
);

-- Categories table
CREATE TABLE IF NOT EXISTS categories (
    id INT PRIMARY KEY AUTO_INCREMENT,
    name VARCHAR(100) NOT NULL,
    name_ar VARCHAR(100) NOT NULL,
    description TEXT,
    description_ar TEXT,
    parent_id INT,
    image_url VARCHAR(255),
    FOREIGN KEY (parent_id) REFERENCES categories(id) ON DELETE SET NULL
);

-- Products table
CREATE TABLE IF NOT EXISTS products (
    id INT PRIMARY KEY AUTO_INCREMENT,
    category_id INT,
    name VARCHAR(255) NOT NULL,
    name_ar VARCHAR(255) NOT NULL,
    description TEXT,
    description_ar TEXT,
    price DECIMAL(10,2) NOT NULL,
    sale_price DECIMAL(10,2),
    stock_quantity INT DEFAULT 0,
    sku VARCHAR(50) UNIQUE,
    weight DECIMAL(10,2),
    benefits TEXT,
    benefits_ar TEXT,
    ingredients TEXT,
    ingredients_ar TEXT,
    usage_instructions TEXT,
    usage_instructions_ar TEXT,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    FOREIGN KEY (category_id) REFERENCES categories(id)
);

-- Product Images table
CREATE TABLE IF NOT EXISTS product_images (
    id INT PRIMARY KEY AUTO_INCREMENT,
    product_id INT,
    image_url VARCHAR(255) NOT NULL,
    is_primary BOOLEAN DEFAULT FALSE,
    sort_order INT DEFAULT 0,
    FOREIGN KEY (product_id) REFERENCES products(id) ON DELETE CASCADE
);

-- Reviews table
CREATE TABLE IF NOT EXISTS reviews (
    id INT PRIMARY KEY AUTO_INCREMENT,
    product_id INT,
    user_id INT,
    rating INT NOT NULL CHECK (rating BETWEEN 1 AND 5),
    comment TEXT,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    is_verified BOOLEAN DEFAULT FALSE,
    FOREIGN KEY (product_id) REFERENCES products(id) ON DELETE CASCADE,
    FOREIGN KEY (user_id) REFERENCES users(id)
);

-- Shopping Cart table
CREATE TABLE IF NOT EXISTS shopping_cart (
    id INT PRIMARY KEY AUTO_INCREMENT,
    user_id INT,
    product_id INT,
    quantity INT DEFAULT 1,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE,
    FOREIGN KEY (product_id) REFERENCES products(id)
);

-- Wishlist table
CREATE TABLE IF NOT EXISTS wishlist (
    id INT PRIMARY KEY AUTO_INCREMENT,
    user_id INT,
    product_id INT,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE,
    FOREIGN KEY (product_id) REFERENCES products(id)
);

-- Orders table
CREATE TABLE IF NOT EXISTS orders (
    id INT PRIMARY KEY AUTO_INCREMENT,
    user_id INT,
    status ENUM('pending', 'processing', 'shipped', 'delivered', 'cancelled') DEFAULT 'pending',
    total_amount DECIMAL(10,2) NOT NULL,
    shipping_address_id INT,
    payment_method VARCHAR(50),
    payment_status ENUM('pending', 'paid', 'failed') DEFAULT 'pending',
    shipping_method VARCHAR(50),
    shipping_cost DECIMAL(10,2) DEFAULT 0,
    discount_amount DECIMAL(10,2) DEFAULT 0,
    coupon_code VARCHAR(50),
    notes TEXT,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    FOREIGN KEY (user_id) REFERENCES users(id),
    FOREIGN KEY (shipping_address_id) REFERENCES addresses(id)
);

-- Order Items table
CREATE TABLE IF NOT EXISTS order_items (
    id INT PRIMARY KEY AUTO_INCREMENT,
    order_id INT,
    product_id INT,
    quantity INT NOT NULL,
    price DECIMAL(10,2) NOT NULL,
    FOREIGN KEY (order_id) REFERENCES orders(id) ON DELETE CASCADE,
    FOREIGN KEY (product_id) REFERENCES products(id)
);

-- Coupons table
CREATE TABLE IF NOT EXISTS coupons (
    id INT PRIMARY KEY AUTO_INCREMENT,
    code VARCHAR(50) UNIQUE NOT NULL,
    type ENUM('percentage', 'fixed') NOT NULL,
    value DECIMAL(10,2) NOT NULL,
    min_purchase DECIMAL(10,2),
    max_discount DECIMAL(10,2),
    start_date TIMESTAMP,
    end_date TIMESTAMP,
    usage_limit INT,
    used_count INT DEFAULT 0,
    is_active BOOLEAN DEFAULT TRUE
);

-- Blog Posts table
CREATE TABLE IF NOT EXISTS blog_posts (
    id INT PRIMARY KEY AUTO_INCREMENT,
    title VARCHAR(255) NOT NULL,
    title_ar VARCHAR(255) NOT NULL,
    content TEXT NOT NULL,
    content_ar TEXT NOT NULL,
    author_id INT,
    featured_image VARCHAR(255),
    status ENUM('draft', 'published') DEFAULT 'draft',
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    published_at TIMESTAMP,
    FOREIGN KEY (author_id) REFERENCES users(id)
);

-- Newsletter Subscribers table
CREATE TABLE IF NOT EXISTS newsletter_subscribers (
    id INT PRIMARY KEY AUTO_INCREMENT,
    email VARCHAR(100) UNIQUE NOT NULL,
    is_active BOOLEAN DEFAULT TRUE,
    subscribed_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);

-- Chat Messages table
CREATE TABLE IF NOT EXISTS chat_messages (
    id INT PRIMARY KEY AUTO_INCREMENT,
    user_id INT,
    admin_id INT,
    message TEXT NOT NULL,
    is_admin BOOLEAN DEFAULT FALSE,
    is_read BOOLEAN DEFAULT FALSE,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE,
    FOREIGN KEY (admin_id) REFERENCES users(id)
);

-- FAQ Categories table
CREATE TABLE IF NOT EXISTS faq_categories (
    id INT PRIMARY KEY AUTO_INCREMENT,
    name VARCHAR(100) NOT NULL,
    name_ar VARCHAR(100) NOT NULL,
    sort_order INT DEFAULT 0
);

-- FAQs table
CREATE TABLE IF NOT EXISTS faqs (
    id INT PRIMARY KEY AUTO_INCREMENT,
    category_id INT,
    question VARCHAR(255) NOT NULL,
    question_ar VARCHAR(255) NOT NULL,
    answer TEXT NOT NULL,
    answer_ar TEXT NOT NULL,
    sort_order INT DEFAULT 0,
    FOREIGN KEY (category_id) REFERENCES faq_categories(id)
);

-- User Points table
CREATE TABLE IF NOT EXISTS user_points (
    id INT PRIMARY KEY AUTO_INCREMENT,
    user_id INT,
    points INT DEFAULT 0,
    earned_from VARCHAR(50),
    earned_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    expires_at TIMESTAMP,
    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
);

-- Referral System table
CREATE TABLE IF NOT EXISTS referrals (
    id INT PRIMARY KEY AUTO_INCREMENT,
    referrer_id INT,
    referred_id INT,
    status ENUM('pending', 'completed') DEFAULT 'pending',
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    completed_at TIMESTAMP,
    FOREIGN KEY (referrer_id) REFERENCES users(id),
    FOREIGN KEY (referred_id) REFERENCES users(id)
);