<?php

namespace App\Lib;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Capsule\Manager as DB;

use datainf\lib\GlobConfigs;

/**
 * model基类
 */
class ModelBase extends Model
{
    static protected $db = null;
    public $timestamps = false;
    protected $table = '';

    function getSql()
    {
        return $this->getConnection()->getQueryLog();
    }

    static function beginTransaction()
    {
        return self::$db->getConnection()->getPdo()->beginTransaction();
    }

    static function getDB()
    {
        return self::$db;
    }

    static function rollBack()
    {
        return self::$db->getConnection()->getPdo()->rollBack();
    }

    static function commit()
    {
        return self::$db->getConnection()->getPdo()->commit();
    }

    public static function init()
    {
        $conf = GlobConfigs::getKey('pgsql');
        self::$db = new DB();
        self::$db->addConnection($conf);
        self::$db->setAsGlobal();
        self::$db->bootEloquent();
        return self::$db;
    }

    public static function close()
    {
        if (self::$db) {
            self::$db->getConnection()->disconnect();
            self::$db = null;
        }
    }

}