<?php
namespace common\services;
use common\components\stringUtil;
use Yii;
use common\components\dict;
use common\models\xhInvite;

class xhInviteService {

	public static function generate($sjId)
	{
		$num			= 5;
		$query			= xhInvite::find();
		$now			= time();
		$query->where(['sjId' =>$sjId,'takeStatus'=>0]);
		$query->andWhere(['>','deadline',$now]);
		$count			= $query->count();
		if($count >= $num){
			return ['code'=>'A0002','msg'=>'您还有邀请码没有使用哦'];
		}
		$maxInvite		= xhInvite::find()->where(['sjId' =>$sjId])->orderBy('id desc')->asArray()->one();
		$invteId		= 0;
		if(!empty($maxInvite)){
			$invteId	= $maxInvite['id'];
		}
		for($n=0;$n<5;$n++){
			$invteId++;
			$rand			= strtolower(stringUtil::getRandNum(3));//随机数不能太小，防止被猜中
			$deadline		= $now + 86400*30;//一个月有效期
			$randNum		= rand(0,1);
			$amount			= [3900,3899.99];
			$save			= $amount[$randNum];
			$save			= (int)3900;
			$newData		= ['sjId'=>$sjId,'code'=>$sjId.'-'.$invteId.'-'.$rand,
			'save'=>$save,'prize'=>0,'deadline'=>$deadline,'addTime'=>$now,'createTime'=>date("Y-m-d H:i:s",$now)];
			self::add($newData);
		}
		return ['code'=>'A0001','msg'=>'操作成功'];
	}

	public static function add($data)
	{
		$return			= xhInvite::add($data);
		$code			= $return['code'];
		$cacheKey		= dict::getCacheKey('xhInvite').$code;
		$params			= [$cacheKey];
		if(!empty($return)){
			foreach($return as $key => $val){
				$params[] = $key;
				$params[] = $val;
			}
		}
		Yii::$app->redis->executeCommand('HMSET',$params);
		return $return;
	}

	public static function getByCode($code)
	{
		$cacheKey		= dict::getCacheKey('xhInvite').$code;
		$invite			= Yii::$app->redis->executeCommand('HGETALL', [$cacheKey]);
		if(!empty($invite)){
			$arr		= [];
			$i			= 0;
			$x			= 0;
			foreach($invite as $key => $val){
				$i++;
				if($i%2 == 0){
					$arr[$x]['value'] = $val;
					$x++;
				}else{
					$arr[$x]['key'] = $val;
				}
			}
			$inviteArr	= [];
			foreach($arr as $key => $val){
				$inviteArr[$val['key']] = $val['value'];
			}
			unset($inviteArr['info_already_get_by_sql']);
			return $inviteArr;
		}
		$invite				= xhInvite::find()->where(['code'=>$code])->asArray()->one();
		$params				= [$cacheKey];
		$params[]			= 'info_already_get_by_sql';
		$params[]			= 'ok';//redis没有办法设置带空值的键，加此可以数据空时表示取过
		if(!empty($invite)){
			foreach($invite as $key => $val){
				$params[] = $key;
				$params[] = $val;
			}
		}
		Yii::$app->redis->executeCommand('HMSET',$params);
		return $invite;
	}

	public static function updateByCode($code,$data)
	{
		xhInvite::updateByCondition(['code'=>$code], $data);
		self::getByCode($code);
		$cacheKey		= dict::getCacheKey('xhInvite').$code;
		$params			= [$cacheKey];
		if(!empty($data)){
			foreach($data as $key => $val){
				$params[] = $key;
				$params[] = $val;
			}
		}
		Yii::$app->redis->executeCommand('HMSET',$params);
	}

}