public function sendSMS(Request $request){

        $m3_result = new M3Result();

        $phone = $request->input('phone','');

        if($phone == ''){

            $m3_result->status = 1;

            $m3_result->message = '手机号不能为空';

            return $m3_result->toJson();

        }

        $sendTemplateSMS = new SendTemplateSMS();

        $code = '';

        $charset = '1234567890';

        $_len = strlen($charset)-1;

        for($i=0;$i<6;++$i){

            $code .= $charset[mt_rand(0,$_len)];

        }

        $sendTemplateSMS->sendTemplateSMS($phone,array($code,60),1);

        $deadline = date("Y-m-d H:i:s",time()+60*60);

        if(TempPhone::where('phone',$phone)->first()){

            TempPhone::where('phone',$phone)->update(['code'=>$code,'deadline'=>$deadline]);

        }else{

            $tempPhone = new TempPhone();

            $tempPhone->phone=$phone;

            $tempPhone->code=$code;

            $tempPhone->deadline=$deadline;

            $tempPhone->save();

        }

        $m3_result->status=0;

        $m3_result->message='发送成功';

        return $m3_result->toJson();

    }