<?php
require_once __DIR__ . '/config.php';
$pdo = db();

// Ensure guilds table has a description or other useful fields
try {
    $pdo->exec("ALTER TABLE guilds ADD COLUMN IF NOT EXISTS description TEXT");
    $pdo->exec("ALTER TABLE guilds ADD COLUMN IF NOT EXISTS tag VARCHAR(10)");
} catch (Exception $e) {
    // Columns might already exist
}

// Create guild_members table if not exists
$pdo->exec("CREATE TABLE IF NOT EXISTS guild_members (
    id INT AUTO_INCREMENT PRIMARY KEY,
    guild_id INT NOT NULL,
    user_id INT NOT NULL,
    role ENUM('superviseur', 'officier', 'membre') DEFAULT 'membre',
    joined_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    UNIQUE KEY (user_id),
    FOREIGN KEY (guild_id) REFERENCES guilds(id) ON DELETE CASCADE,
    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
)");

// Add guild_id to users for convenience
try {
    $pdo->exec("ALTER TABLE users ADD COLUMN IF NOT EXISTS guild_id INT DEFAULT NULL");
} catch (Exception $e) {}

echo "Guild system v2 migration completed.";