<?php

namespace Config;

use CodeIgniter\Database\Config;

class Database extends Config
{
    /**
     * Default database group.
     */
    public string $defaultGroup = 'default';

    /**
     * Default database connection values
     */
    public array $default = [
        'DSN'          => '',
        'hostname'     => '',
        'username'     => '',
        'password'     => '',
        'database'     => '',
        'DBDriver'     => 'MySQLi',
        'DBPrefix'     => '',
        'pConnect'     => false,
        'DBDebug'      => true,
        'charset'      => 'utf8mb4',
        'DBCollat'     => 'utf8mb4_unicode_ci',
        'swapPre'      => '',
        'encrypt'      => false,
        'compress'     => false,
        'strictOn'     => false,
        'failover'     => [],
        'port'         => 3306,
        'numberNative' => false,
    ];

    /**
     * Test database connection values (for PHPUnit)
     */
    public array $tests = [
        'DSN'          => '',
        'hostname'     => '127.0.0.1',
        'username'     => '',
        'password'     => '',
        'database'     => ':memory:',
        'DBDriver'     => 'SQLite3',
        'DBPrefix'     => 'db_',
        'pConnect'     => false,
        'DBDebug'      => true,
        'charset'      => 'utf8',
        'DBCollat'     => '',
        'swapPre'      => '',
        'encrypt'      => false,
        'compress'     => false,
        'strictOn'     => false,
        'failover'     => [],
        'port'         => 3306,
        'numberNative' => false,
    ];

    public function __construct()
    {
        parent::__construct();

        // Load from environment variables
        $this->default['hostname'] = $_ENV['DB_HOST'] ?? '127.0.0.1';
        $this->default['username'] = $_ENV['DB_USER'] ?? '';
        $this->default['password'] = $_ENV['DB_PASS'] ?? '';
        $this->default['database'] = $_ENV['DB_NAME'] ?? '';

        // Debug mode based on environment
        $this->default['DBDebug'] = ($_ENV['ENVIRONMENT'] ?? 'development') !== 'production';
    }
}