<?php
// Generated by setup_mariadb_project.sh — edit as needed.
define('DB_HOST', '127.0.0.1');
define('DB_NAME', 'app_31009');
define('DB_USER', 'app_31009');
define('DB_PASS', '2c66b530-2a65-423a-a106-6760b49ad1a2');

function db() {
    static $pdo;
    if (!$pdo) {
        try {
            // Connect without specifying a database
            $pdo = new PDO('mysql:host='.DB_HOST.';charset=utf8mb4', DB_USER, DB_PASS, [
                PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
                PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
            ]);

            // Create the database if it doesn't exist
            $pdo->exec('CREATE DATABASE IF NOT EXISTS '.DB_NAME);
            // Select the database
            $pdo->exec('USE '.DB_NAME);

            $pdo->exec('CREATE TABLE IF NOT EXISTS centers (
                id INT AUTO_INCREMENT PRIMARY KEY,
                name VARCHAR(255) NOT NULL,
                address VARCHAR(255) NOT NULL,
                contact VARCHAR(255) NOT NULL
            );');

            $pdo->exec("CREATE TABLE IF NOT EXISTS users (
                id INT AUTO_INCREMENT PRIMARY KEY,
                name VARCHAR(255) NOT NULL,
                email VARCHAR(255) NOT NULL UNIQUE,
                password VARCHAR(255) NOT NULL,
                role ENUM('guest', 'user', 'center_staff', 'admin') NOT NULL DEFAULT 'user',
                points INT DEFAULT 0,
                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
            );");

            $pdo->exec("CREATE TABLE IF NOT EXISTS waste_submissions (
                id INT AUTO_INCREMENT PRIMARY KEY,
                user_id INT NOT NULL,
                item_type VARCHAR(100) NOT NULL,
                quantity INT NOT NULL,
                points_awarded INT NOT NULL,
                submission_date TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
            );");

            $pdo->exec("CREATE TABLE IF NOT EXISTS password_resets (
                id INT AUTO_INCREMENT PRIMARY KEY,
                email VARCHAR(255) NOT NULL,
                token VARCHAR(255) NOT NULL UNIQUE,
                expires_at TIMESTAMP NOT NULL
            );");
        } catch (PDOException $e) {
            error_log('Database setup failed: ' . $e->getMessage());
            // You could display a generic error page here instead of dying
            die('Database setup failed. Please check the logs.');
        }
    }
    return $pdo;
}