CREATE TABLE IF NOT EXISTS orders (
    id INT AUTO_INCREMENT PRIMARY KEY,
    restaurant_id INT NOT NULL,
    customer_name VARCHAR(255) NOT NULL,
    customer_email VARCHAR(255) NOT NULL,
    customer_phone VARCHAR(50),
    delivery_address TEXT NOT NULL,
    total_price DECIMAL(10, 2) NOT NULL,
    status VARCHAR(50) NOT NULL DEFAULT 'pending',
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    FOREIGN KEY (restaurant_id) REFERENCES restaurants(id)
);

CREATE TABLE IF NOT EXISTS order_items (
    id INT AUTO_INCREMENT PRIMARY KEY,
    order_id INT NOT NULL,
    menu_item_id INT NOT NULL,
    quantity INT NOT NULL,
    price DECIMAL(10, 2) NOT NULL,
    FOREIGN KEY (order_id) REFERENCES orders(id),
    FOREIGN KEY (menu_item_id) REFERENCES menu_items(id)
);