CREATE TABLE IF NOT EXISTS parents (
    id INT AUTO_INCREMENT PRIMARY KEY,
    show_name VARCHAR(255) NOT NULL,
    child_name VARCHAR(255) NOT NULL,
    parent_name VARCHAR(255) NOT NULL,
    email VARCHAR(255) NOT NULL,
    total_fee DECIMAL(10,2) NOT NULL DEFAULT 0.00,
    paid_amount DECIMAL(10,2) NOT NULL DEFAULT 0.00,
    plan INT NOT NULL DEFAULT 1,
    token VARCHAR(64) NOT NULL UNIQUE,
    status VARCHAR(50) NOT NULL DEFAULT 'Pending',
    created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
    updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
);

CREATE TABLE IF NOT EXISTS payments (
    id INT AUTO_INCREMENT PRIMARY KEY,
    parent_id INT NOT NULL,
    amount DECIMAL(10,2) NOT NULL,
    method VARCHAR(50) NOT NULL,
    stripe_session_id VARCHAR(255) DEFAULT NULL,
    note TEXT DEFAULT NULL,
    created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
    FOREIGN KEY (parent_id) REFERENCES parents(id) ON DELETE CASCADE
);

CREATE TABLE IF NOT EXISTS reminder_logs (
    id INT AUTO_INCREMENT PRIMARY KEY,
    parent_id INT NOT NULL,
    email VARCHAR(255) NOT NULL,
    subject VARCHAR(255) NOT NULL,
    sent_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
    FOREIGN KEY (parent_id) REFERENCES parents(id) ON DELETE CASCADE
);