<?php

namespace app\config;


use Illuminate\Database\Connection;
use support\Db;

class DatabaseConfig
{
    public string $host = 'localhost' {
        get => $this->host;
    }
    public string $username = 'root' {
        get => $this->username;
    }
    public string $password = '' {
        get => $this->password;
    }
    public string $database = 'ds2' {
        get => $this->database;
    }
    public int $port = 3306{
        get => $this->port;
    }

    public string $charset = 'utf8mb4'{
        get => $this->charset;
    }
    //collation
    public string $collation = 'utf8mb4_general_ci'{
        get => $this->collation;
    }
    //driver
    public string $driver = 'mysql'{
        get => $this->driver;
    }

    public int $max_connections = 5{
        get => $this->max_connections;
    }
    public int $min_connections = 1{
        get => $this->min_connections;
    }
    public int $wait_timeout = 3{
        get => $this->wait_timeout;
    }
    public int $idle_timeout = 60{
        get => $this->idle_timeout;
    }
    public int $heartbeat_interval = 50{
        get => $this->heartbeat_interval;
    }

    public function __construct()
    {
        $this->host = getenv('DB_HOST', $this->host);
        $this->username = getenv('DB_USER', $this->username);
        $this->password = getenv('DB_PASSWORD', $this->password);
        $this->database = getenv('DB_NAME', $this->database);
        $this->port = getenv('DB_PORT', $this->port);
        $this->charset = getenv('DB_CHARSET', $this->charset);
        $this->collation = getenv('DB_COLLATION', $this->collation);
        $this->driver = getenv('DB_DRIVER', $this->driver);
        $this->max_connections = getenv('DB_MAX_CONNECTIONS', $this->max_connections);
        $this->min_connections = getenv('DB_MIN_CONNECTIONS', $this->min_connections);
        $this->wait_timeout = getenv('DB_WAIT_TIMEOUT', $this->wait_timeout);
        $this->idle_timeout = getenv('DB_IDLE_TIMEOUT', $this->idle_timeout);
        $this->heartbeat_interval = getenv('DB_HEARTBEAT_INTERVAL', $this->heartbeat_interval);
    }

    /**
     * @param $connection string|null
     * @return Connection
     */
    public function getConnection(?string $connection = null): Connection
    {
       return Db::connection($connection);
    }
}