CREATE DATABASE restaurant_chatbot;
USE restaurant_chatbot;

CREATE TABLE categories (
    id INT AUTO_INCREMENT PRIMARY KEY,
    name VARCHAR(100) NOT NULL
);

CREATE TABLE items (
    id INT AUTO_INCREMENT PRIMARY KEY,
    category_id INT,
    name VARCHAR(150),
    description TEXT,
    price DECIMAL(10,2),
    FOREIGN KEY (category_id) REFERENCES categories(id)
);

CREATE TABLE orders (
    id INT AUTO_INCREMENT PRIMARY KEY,
    order_type VARCHAR(50),
    total DECIMAL(10,2),
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);

CREATE TABLE order_items (
    id INT AUTO_INCREMENT PRIMARY KEY,
    order_id INT,
    item_name VARCHAR(150),
    price DECIMAL(10,2),
    qty INT
);