<?php
/**
 * Created by PhpStorm.
 * User: bahamut
 * Date: 2018/1/26
 * Time: 14:15
 */

/**
 * 每日自动任务
 */
require_once dirname(__DIR__) . '/common/config.inc.php';
require_once dirname(__DIR__) . '/common/DatabaseHelper.php';

/**
 * @note 打印日志
 * @param mixed $message
 * @return bool
 */
function OutputDebugMessage($message)
{
	if (is_object($message) || is_array($message))
		$message = JsonObjectToJsonString($message);

	$nowdate = date('Y-m-d');
	$nowtime = date('H:i:s');
	$pathname = Characet(dirname($_SERVER['SCRIPT_FILENAME']) . '/debug/autotask', 'gbk');
	$filename = "{$pathname}/{$nowdate}.log";
	$message = Characet($message, 'gbk');
	if (!is_dir($pathname))
		mkdir($pathname, 0777, true); // 修复不能同时创建俩个不存在的文件夹的bug

	if ($file = fopen($filename, 'a+')) {
		if (mb_strstr($message, PHP_EOL, false, USEDCHARSET) != PHP_EOL)
			$message .= PHP_EOL;

		fwrite($file, "{$nowtime} ====> {$message}");
		fclose($file);
		return true;
	} else
		return false;
}

date_default_timezone_set('Asia/Shanghai');

/**
 * @var IPDOHelper $db
 */
$db = new PDODelegator(DATABASE_TYPE);
if (!$db->Connect(MASTER_HOSTNAME, MASTER_HOSTPORT, MASTER_DATABASE, MASTER_USERNAME, MASTER_PASSWORD, MASTER_CHARSET)) {
	$log = JsonObjectToJsonString($db->GetErrors());
	OutputDebugMessage($log);
	die($log);
}

$db->BeginTransaction(); /// 启动事务
$sync_date = date('Y-m-d', strtotime(isset($_REQUEST['sync_date']) ? $_REQUEST['sync_date'] : '-1 days')); // 前一天

try {
	// 1、从数据库获取自动执行脚本
	if ($commands = $db->request('select `sql`, `params`, `table` from ct_report_ext_sql where status = ?;', 1)) {
		$commands = json_decode(json_encode($commands), true);
	} else {
		throw new Exception('从数据库获取自动执行脚本失败', -1);
	}

	// 2、循环执行脚本
	foreach ($commands as $key => $value) {
		// 删除前一天原有的数据
		if (!$db->execute(/** @lang text */
			'delete from `' . $value['table'] . '` where date_format(`time`, \'%Y-%m-%d\') = ?;', $sync_date)
		)
			throw new Exception($db->geterrorinfo() . '(' . __LINE__ . ')', intval($db->geterrorcode()));

		// 插入前一天的数据
		if (!$db->execute($value['sql'], $sync_date))
			throw new Exception($db->geterrorinfo() . '(' . __LINE__ . ')', intval($db->geterrorcode()));
	}

	$db->Commit(); /// 提交事务
	$log = 'success!';
} catch (Exception $Exception) /// 异常处理
{
	$db->Rollback(); /// 事务回滚
	$log = JsonObjectToJsonString(array('code' => $Exception->getCode(), 'info' => $Exception->getMessage(),));
	OutputDebugMessage($log);
}

die($log);