<?php
namespace common\services;
use Yii;
use common\components\dict;
use common\components\stringUtil;
use linslin\yii2\curl;
use common\components\wxUtil;
use common\models\xhStatVisitByDay;

class xhStatVisitByDayService {

	/**
	 * 统计当天访问量，收集当天访问的IP
	 */
	public static function gatherIP($sjId)
	{
		$ip 				= Yii::$app->request->userIP;
		$todayTime			= strtotime(date("Y-m-d"));
		$visitKey			= $sjId.dict::getCacheKey('gatherVisitIPByDay').$todayTime;
		$exists				= Yii::$app->redis->executeCommand('SISMEMBER', [$visitKey,$ip]);
		if(!empty($exists)){
			return;
		}
		Yii::$app->redis->executeCommand('SADD', [$visitKey,$ip]);//记录当天访问过网站的IP
		$numKey			= $sjId.dict::getCacheKey('statVisitNumByDay').$todayTime;
		$nowNum			= Yii::$app->redis->executeCommand('INCRBY', [$numKey,1]);//记录当天访问网站人数
	}

	/**
	 * 将昨天的保存入库
	 */
	public static function saveYesterdayNum($sjId)
	{
		$yesTime		= strtotime(date("Y-m-d",strtotime("-1 day")));
		$arr			= xhStatVisitByDay::getByCondition(['sjId' => $sjId,'time' => $yesTime]);
		if(!empty($arr)){
			return [];
		}
		$ipListKey		= $sjId.dict::getCacheKey('gatherVisitIPByDay').$yesTime;
		$num			= Yii::$app->redis->executeCommand('SCARD', [$ipListKey]);
		$totalVisit		= self::getYesterdayTotalVisit($sjId);
		$data			= ['time' => $yesTime,'totalNum' => $totalVisit,'riseNum' =>$num,'sjId' => $sjId,'createTime' => date("Y-m-d H:i:s")];
		$saveData		= self::add($data);
		return $saveData;
	}

	/**
	 * 总访问量
	 */
	public static function getTotalVisit($sjId)
	{
		$yesTime		= strtotime(date("Y-m-d",strtotime("-1 day")));
		$ipListKey		= $sjId.dict::getCacheKey('gatherVisitIPByDay').$yesTime;
		$yesNum			= Yii::$app->redis->executeCommand('SCARD', [$ipListKey]);
		
		$todayTime		= strtotime(date("Y-m-d"));
		$toDayIPListKey	= $sjId.dict::getCacheKey('gatherVisitIPByDay').$todayTime;
		$todayNum		= Yii::$app->redis->executeCommand('SCARD', [$toDayIPListKey]);
		
		$asset			= xhMerchantAssetService::getBySjId($sjId);
		$totalVisit		= $asset['totalVisit'];
		$newTotalVisit	= $totalVisit + $yesNum + $todayNum;
		return	$newTotalVisit;
	}

	/**
	 * 昨天及以前的总访问量，不包括当天的
	 */
	public static function getYesterdayTotalVisit()
	{
		$yesTime		= strtotime(date("Y-m-d",strtotime("-1 day")));
		$ipListKey		= $sjId.dict::getCacheKey('gatherVisitIPByDay').$yesTime;
		$yesNum			= Yii::$app->redis->executeCommand('SCARD', [$ipListKey]);
		$asset			= xhMerchantAssetService::getBySjId($sjId);
		$totalVisit		= $asset['totalVisit'];
		$newTotalVisit	= $totalVisit + $yesNum;
		return $newTotalVisit;
	}

	/**
	 * 清空昨天的访问数据（包括缓存与数据库）
	 */
	public static function clearYesNum($sjId)
	{
		$yesTime				= strtotime(date("Y-m-d",strtotime("-1 day")));
		$visitKey				= $sjId.dict::getCacheKey('statVisitNumByDay').$yesTime;
		$yesterdayVisitNum		= Yii::$app->redis->executeCommand('DEL', [$visitKey]);
		$ipKey					= $sjId.dict::getCacheKey('gatherVisitIPByDay').$yesTime;
		$yesterdayVisitNum		= Yii::$app->redis->executeCommand('DEL', [$ipKey]);
		xhStatVisitByDay::deleteByCondition(['sjId' => $sjId,'time' => $yesTime]);
	}

	/**
	 * 模拟创建昨天的访问IP与数据
	 */
	public static function imitationCreateYesNum($sjId)
	{
		$count				= rand(10,30);
		$yesTime			= strtotime(date("Y-m-d",strtotime("-1 day")));
		echo "\n开始创建昨天的访问量…\n";
		for($i=0;$i<$count;$i++){
			$ip 			= stringUtil::randIP();
			$visitIPKey		= $sjId.dict::getCacheKey('gatherVisitIPByDay').$yesTime;
			$exists			= Yii::$app->redis->executeCommand('SISMEMBER', [$visitKey,$ip]);
			if(!empty($exists)){
				return;
			}
			echo $visitIPKey."\n";
			Yii::$app->redis->executeCommand('SADD', [$visitIPKey,$ip]);//记录访问过网站的IP
			$numKey			= $sjId.dict::getCacheKey('statVisitNumByDay').$yesTime;
			$nowNum			= Yii::$app->redis->executeCommand('INCRBY', [$numKey,1]);//记录访问网站人数
		}
		echo "\n创建完成\n";
	}

	/**
	 * 获取昨天的访问IP和数据
	 */
	public static function getYesNum($sjId)
	{
		$yesTime				= strtotime(date("Y-m-d",strtotime("-1 day")));
		$visitPreKey			= dict::getCacheKey('statVisitNumByDay');
		$visitKey				= $sjId.$visitPreKey.$yesTime;
		$yesterdayVisitNum		= Yii::$app->redis->executeCommand('GET', [$visitKey]);
		echo '<pre>';
		echo '昨天的访问总量：'.$yesterdayVisitNum.'<br />';
		$ipKey					= $sjId.dict::getCacheKey('gatherVisitIPByDay').$yesTime;
		echo 'ipList的Key：'.$ipKey.'<br />';
		$list					= Yii::$app->redis->executeCommand('SMEMBERS', [$ipKey]);
		echo 'ipList:<br />';
		print_r($list);
		$num					= Yii::$app->redis->executeCommand('SCARD', [$ipKey]);
		echo 'ipList里的访问数量统计：'.$num;
	}

	/**
	 * 获取今天的访问量
	 */
	public static function getTodayNum($sjId)
	{
		$time			= strtotime(date("Y-m-d"));
		$numKey			= $sjId.dict::getCacheKey('statVisitNumByDay').$time;
		$nowNum			= Yii::$app->redis->executeCommand('GET', [$numKey]);//记录当天访问网站人数
		$nowNum			= !empty($nowNum) ? $nowNum : 0;
		return $nowNum;
	}
	
	/**
	 * 取昨天访问量
	 */
	public static function getYesterdayNum($sjId)
	{
		$yesTime				= strtotime(date("Y-m-d",strtotime("-1 day")));
		$visitPreKey			= dict::getCacheKey('statVisitNumByDay');
		$visitKey				= $sjId.$visitPreKey.$yesTime;
		$status					= Yii::$app->redis->executeCommand('EXISTS', [$visitKey]);
		if(!empty($status)){
			$yesterdayVisitNum	= Yii::$app->redis->executeCommand('GET', [$visitKey]);
			return $yesterdayVisitNum;
		}
		$rise					= xhStatVisitByDay::getByCondition(['time' => $yesTime]);
		$num					= !empty($rise) ? $rise['riseNum'] : 0;
		Yii::$app->redis->executeCommand('SET', [$visitKey,$num]);
		return $num;
	}

	public static function add($data)
	{
		return xhStatVisitByDay::add($data);
	}

}