project/app/Service/CodeService.php

<?php

namespace App\Service;

use Illuminate\Support\Facades\Cache;

class CodeService extends Service
{
    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];
        }
    }

    public function createCode(){
        return "123123";
    }

    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;
    }
}