<?php
// db/setup.php
require_once 'config.php';

try {
    // 1. Connect to MySQL without specifying a database
    $dsn_nodb = "mysql:host=" . DB_HOST;
    $pdo_nodb = new PDO($dsn_nodb, DB_USER, DB_PASS);
    $pdo_nodb->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

    // 2. Create the database if it doesn't exist
    $pdo_nodb->exec("CREATE DATABASE IF NOT EXISTS `" . DB_NAME . "`");

    // 3. Now connect to the newly created database
    $dsn_db = "mysql:host=" . DB_HOST . ";dbname=" . DB_NAME;
    $pdo = new PDO($dsn_db, DB_USER, DB_PASS);
    $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

    // 4. Create the table
    $sql = "CREATE TABLE IF NOT EXISTS team_members (
        id INT AUTO_INCREMENT PRIMARY KEY,
        name VARCHAR(255) NOT NULL,
        email VARCHAR(255) NOT NULL UNIQUE,
        password VARCHAR(255) NOT NULL,
        role VARCHAR(100),
        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
    )";

    $pdo->exec($sql);

    $sql_expenses = "CREATE TABLE IF NOT EXISTS expenses (
        id INT AUTO_INCREMENT PRIMARY KEY,
        expense_date DATE NOT NULL,
        description VARCHAR(255) NOT NULL,
        amount DECIMAL(10, 2) NOT NULL,
        category VARCHAR(100),
        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
    )";

    $pdo->exec($sql_expenses);

    $sql_items = "CREATE TABLE IF NOT EXISTS items (
        id INT AUTO_INCREMENT PRIMARY KEY,
        name VARCHAR(255) NOT NULL,
        description TEXT,
        price DECIMAL(10, 2) NOT NULL,
        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
    )";

    $pdo->exec($sql_items);

    $sql_tickets = "CREATE TABLE IF NOT EXISTS tickets (
        id INT AUTO_INCREMENT PRIMARY KEY,
        title VARCHAR(255) NOT NULL,
        description TEXT,
        status ENUM('Open', 'In Progress', 'Closed') NOT NULL DEFAULT 'Open',
        priority ENUM('Low', 'Medium', 'High') NOT NULL DEFAULT 'Medium',
        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
    )";

    $pdo->exec($sql_tickets);

    $sql_clients = "CREATE TABLE IF NOT EXISTS clients (
        id INT AUTO_INCREMENT PRIMARY KEY,
        name VARCHAR(255) NOT NULL,
        website VARCHAR(255),
        status ENUM('Active', 'Inactive') NOT NULL DEFAULT 'Active',
        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
    )";

    $pdo->exec($sql_clients);

    $sql_contacts = "CREATE TABLE IF NOT EXISTS contacts (
        id INT AUTO_INCREMENT PRIMARY KEY,
        client_id INT NOT NULL,
        name VARCHAR(255) NOT NULL,
        email VARCHAR(255) NOT NULL,
        phone VARCHAR(50),
        role VARCHAR(100),
        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
        FOREIGN KEY (client_id) REFERENCES clients(id) ON DELETE CASCADE
    )";

    $pdo->exec($sql_contacts);

    $sql_projects = "CREATE TABLE IF NOT EXISTS projects (
        id INT AUTO_INCREMENT PRIMARY KEY,
        name VARCHAR(255) NOT NULL,
        description TEXT,
        client_id INT,
        status ENUM('Not Started', 'In Progress', 'Completed') NOT NULL DEFAULT 'Not Started',
        start_date DATE,
        end_date DATE,
        created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
        FOREIGN KEY (client_id) REFERENCES clients(id) ON DELETE SET NULL
    )";

    $pdo->exec($sql_projects);

    // Check if there are any users in the team_members table
    $stmt = $pdo->query("SELECT COUNT(*) FROM team_members");
    $user_count = $stmt->fetchColumn();

    if ($user_count == 0) {
        // Insert a default admin user if no users exist
        $admin_email = 'admin@example.com';
        $admin_password = 'password123';
        $hashed_password = password_hash($admin_password, PASSWORD_DEFAULT);

        $insert_stmt = $pdo->prepare("INSERT INTO team_members (name, email, password, role) VALUES (?, ?, ?, ?)");
        $insert_stmt->execute(['Admin', $admin_email, $hashed_password, 'Admin']);
        echo "Default admin user created.\n";
    }

    echo "Database and table setup completed successfully.";

} catch (PDOException $e) {
    die("DB setup failed: " . $e->getMessage());
}
?>