<?php

namespace App\Service;

use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Log;

class qyWechatService
{
    public $corpId = "ww0e2580a34523500b";
    public $agentId = "1000046";
    protected $secret = "8YFLG89PjXQ20CTF2DDq1Pwng8vvSHrC37C_6lgV6mY";

    public function __construct()
    {
//        $this->corpId = config('services.wechat.corp_id');
//        $this->agentId = config('services.wechat.agent_id');
//        $this->secret = config('services.wechat.secret');
    }

    /**
     * Step 1: 获取 AccessToken
     */
    public function getAccessToken()
    {
        // 1. 先从缓存拿
        $wechat_access_token = "wechat_access_token" . $this->corpId . $this->agentId;
        $cacheToken = Cache::get($wechat_access_token);
        if ($cacheToken) return [true, $cacheToken];

        // 2. 缓存没有则请求接口
        $url = "https://qyapi.weixin.qq.com/cgi-bin/gettoken?corpid=".$this->corpId."&corpsecret=".$this->secret;
        list($status, $res) = $this->get_helper($url);
        if (!$status) return [false, $res];

        if (isset($res['access_token'])) {
            Cache::put($wechat_access_token, $res['access_token'], 7000);
            return [true, $res['access_token']];
        }

        return [false, $res['errmsg'] ?? '获取AccessToken失败'];
    }

    /**
     * 获取 企业级 Ticket (用于 wx.config)
     */
    public function getJsApiTicket()
    {
        $cacheTicketKey = "wechat_jsapi_ticket" . $this->corpId . $this->agentId;
        $cacheTicket = Cache::get($cacheTicketKey);
        if ($cacheTicket) return [true, $cacheTicket];

        list($status, $token) = $this->getAccessToken();
        if (!$status) return [false, $token];

        $url = "https://qyapi.weixin.qq.com/cgi-bin/get_jsapi_ticket?access_token=" . $token;
        list($status, $res) = $this->get_helper($url);

        if (!$status) return [false, $res];

        if (isset($res['ticket'])) {
            Cache::put($cacheTicketKey, $res['ticket'], 7000);
            return [true, $res['ticket']];
        }

        return [false, $res['errmsg'] ?? '获取JsApiTicket失败'];
    }

    /**
     * 获取 应用级 Ticket (用于 wx.agentConfig)
     */
    public function getAgentTicket()
    {
        $cacheTicketKey = "wechat_agent_ticket" . $this->corpId . $this->agentId;
        $cacheTicket = Cache::get($cacheTicketKey);
        if ($cacheTicket) return [true, $cacheTicket];

        list($status, $token) = $this->getAccessToken();
        if (!$status) return [false, $token];

        // 注意这里 type=agent_config
        $url = "https://qyapi.weixin.qq.com/cgi-bin/ticket/get?access_token={$token}&type=agent_config";
        list($status, $res) = $this->get_helper($url);

        if (!$status) return [false, $res];

        if (isset($res['ticket'])) {
            Cache::put($cacheTicketKey, $res['ticket'], 7000);
            return [true, $res['ticket']];
        }

        return [false, $res['errmsg'] ?? '获取AgentTicket失败'];
    }

    /**
     * 生成签名通用方法
     */
    public function makeSignature($ticket, $nonceStr, $timestamp, $url)
    {
        $string = "jsapi_ticket={$ticket}&noncestr={$nonceStr}&timestamp={$timestamp}&url={$url}";
        return sha1($string);
    }

    public function post_helper($url, $data, $header = [], $timeout = 20, $title = ""){
        Log::channel('apiLog')->info($title . 'POST', ["api" => $url , "param" => json_decode($data,true) ,"header" => $header]);

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch,  CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_ENCODING, '');
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'POST');
        curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);

        if(!is_null($data)) curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        $r = curl_exec($ch);

        if ($r === false) {
            // 获取错误号
            $errorNumber = curl_errno($ch);
            // 获取错误信息
            $errorMessage = curl_error($ch);
            $message = "cURL Error #{$errorNumber}: {$errorMessage}";

            Log::channel('apiLog')->info($title . 'POST结果', ["message" => $message ]);
            return [false, $message];
        }
        curl_close($ch);

        Log::channel('apiLog')->info($title . 'POST结果', ["message" => json_decode($r, true) ]);
        return [true, json_decode($r, true)];
    }

    public function get_helper($url,$header=[],$timeout = 20){
        $ch = curl_init();
        curl_setopt_array($ch, array(
            CURLOPT_URL => $url,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_ENCODING => '',
            CURLOPT_MAXREDIRS => 10,
            CURLOPT_TIMEOUT => $timeout,
            CURLOPT_FOLLOWLOCATION => true,
            CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
            CURLOPT_CUSTOMREQUEST => 'GET',
            CURLOPT_SSL_VERIFYPEER => false,
            CURLOPT_HTTPHEADER => $header,
        ));
        $r = curl_exec($ch);

        if ($r === false) {
            // 获取错误号
            $errorNumber = curl_errno($ch);
            // 获取错误信息
            $errorMessage = curl_error($ch);

            $message = "cURL Error #{$errorNumber}: {$errorMessage}";
            Log::channel('apiLog')->info('企业微信GET结果', ["message" => $message]);
            return [false, $message];
        }

        curl_close($ch);
        Log::channel('apiLog')->info('企业微信GET结果', ["message" => json_decode($r, true)]);

        return [true, json_decode($r, true)];
    }
}