<?php

namespace App\Service;

use Illuminate\Support\Facades\Cache;

class CodeService extends Service
{
    const CACHE_LOGIN = "LoginCode";//登录验证码前缀
    const CACHE_CONFIRM = "ConfirmCode";//确认验证码前缀

    //生成验证码
    public function createCode(){
        $length = 6;
        $characters = '0123456789';
        $code = '';

        $characterLength = strlen($characters);
        for ($i = 0; $i < $length; $i++) {
            $randomIndex = mt_rand(0, $characterLength - 1);
            $code .= $characters[$randomIndex];
        }

        return $code;
    }

    //登录验证码
    public function sendLoginCode($data){
        if(empty($data['account'])) return [false,'请先输入账号！'];

        //键名
        $cacheKey = self::CACHE_LOGIN . $data['account'];

        //限制发送验证码
        if(Cache::has($cacheKey)) return [false,'已发送验证码，请勿重复发送！'];

        //获取验证码
        $code = $this->createCode();

        //发送验证码到手机 TODO
        list($status,$msg) = $this->sendCode($code);
        if(! $status) return [false,$msg];

        //成功后 缓存code 60s
        Cache::add($cacheKey,$code,60);

        return [true,''];
    }

    //确认验证码
    public function sendConfirmCode($data){
        if(empty($data['id'])) return [false,'ID不能为空！'];

        //键名
        $cacheKey = self::CACHE_CONFIRM . $data['id'];

        //限制发送验证码
        if(Cache::has($cacheKey)) return [false,'已发送验证码，请勿重复发送！'];

        //获取验证码
        $code = $this->createCode();

        //获取金额数据
        $finance = (new FinanceService())->getData($data['id']);
        if(empty($finance)) return [false,'未找到出账数据！'];

        $send = [
            "code"=> $code,
            "type"=> 2,
            "account" => $finance['account'],
            "bankAccount" => $finance['finance_account_name'],
            "ifsc" => $finance['ifsc'],
            "amount" => $finance['amount'],
        ];
        $send['sign'] = $this->sign($send);

        //发送验证码到
        list($status,$msg) = $this->sendCode($send);
        if(! $status) return [false, $msg];

        //成功后 缓存code 60s
        Cache::add($cacheKey,$code,60);

        return [true,''];
    }

    //加密
    public function sign($data){
        $str = [];
        sort($data);
        foreach ($data as $k=>$v){
            $str[] = $k.'='.$v;
        }

        $vaild = implode(',',$str).'doTAKtnpiG';
        return md5($vaild);
    }

    //发送验证码
    public function sendCode($send){
        $url = "https://api2.indiacashpayment.in/sendTelegramCode";
        $result = $this->curlURL($url,$send);

        if($result['status'] == 201){
            return [false, $result['msg']];
        }

        return [true,''];
    }

    //验证登录验证码
    public function loginCodeRule($data){
        if(empty($data['account'])) return [false,'账号不能为空！'];
        if(empty($data['code'])) return [false,'验证码不能为空！'];

        $cacheKey = self::CACHE_LOGIN . $data['account'];
        if(Cache::has($cacheKey)){
            $code = Cache::get($cacheKey);
            if($code != $data['code']) return [false,'验证码填写错误！'];
            return [true, ''];
        }

        return [false, '验证码不正确！'];
    }

    //验证确认验证码
    public function ConfirmCodeRule($data){
        if(empty($data['code'])) return [false,'验证码不能为空！'];

        $cacheKey = self::CACHE_CONFIRM . $data['id'];
        if(Cache::has($cacheKey)){
            $code = Cache::get($cacheKey);
            if($code != $data['code']) return [false,'验证码填写错误！'];
            return [true, ''];
        }

        return [false,'验证码不存在！'];
    }

    public function curlURL($url,$data){
        $data = json_encode($data);
        $header[] = "Content-Type:application/json";
        $ch=curl_init($url);
        curl_setopt($ch,CURLOPT_POST,1);
        curl_setopt($ch,CURLOPT_POSTFIELDS,$data);
        curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
        curl_setopt($ch,CURLOPT_HTTPHEADER,$header);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
        $response=curl_exec($ch);
        file_put_contents('charge.txt',$response.PHP_EOL,8);
        $response=json_decode($response,true);

        if(curl_errno($ch) ){
            sc(curl_error($ch));
        }
        return $response;
    }


    //------------------暂时用不到下面------------------------//
    public function sendCodeToWx($data,$token){
        $cacheKey = "code_" . $token;
        if(! $this->isSubmitlimitation($cacheKey)) return [false,'已发送验证码，请勿重复操作！'];

        //生成验证码
        $code = $this->createCode();

        //发送验证码
        list($status,$msg) = $this->sendCode($code);

        if($status){
            Cache::add($cacheKey,$code,1);
            return [true,''];
        }else{
            return [false,$msg];
        }
    }

    //微信公众号发送
//    public function sendCode($code){
//        $serivce = new WxService();
//        list($status,$msg) = $serivce->getToken();
//        if(! $status) return [false,$msg];
//
//        list($status,$msg) = $serivce->sendToWx($msg,$code);
//        return [$status,$msg];
//    }

    public function isSubmitlimitation($cacheKey){
        if(Cache::has($cacheKey)){
            return false;
        }
        return true;
    }
}