book_admin/application/main/service/MiniProgramService.php

<?php


namespace app\main\service;

use app\common\library\Redis;
use EasyWeChat\Factory;
use \EasyWeChat\Kernel\Http\StreamResponse;
use fast\Random;
use think\Config;

class MiniProgramService
{

    protected static $self = null;
    private static $appId;
    private static $secret;
    public static $theme;
    public static function instance()
    {
        if (self::$self == null) {
            self::$appId =  config('site.mini_appid');
            self::$secret =  config('site.mini_secret');
            self::$theme =  config('site.theme');
            if (!self::$appId){
                self::getMiniFromRedis();
            }
            self::$self = new self();
        }
        return self::$self;
    }
    public static function initMiniProgram()
    {
        $wConfig = config::get('wechat');
        $config['app_id'] = self::$appId;
        $config['secret'] = self::$secret;
        $config['log'] = $wConfig['log'];
        $app = Factory::miniProgram($config);
        return $app;
    }
    public static function getMiniFromRedis(){
        $site = Redis::instance()->get('site');
        $site = json_decode($site,true);
        self::$theme = $site['theme']??'qt';
        self::$appId = $site['mini_appid'] ?? 'wx5413e3ee18d63891';
        self::$secret = $site['mini_secret'] ?? '3f90edade24ecbff6353e9ba9d175049';
    }
    /**
     * 生成发送的小程序内容
     * @param $item
     * @param $channelId
     * @return string
     */
    public function getMiniProgram($mini,$channelId)
    {
        $channelId = self::$theme.'_'.$channelId;
        if ( !isset($mini['type']) || !$mini['type']){
            return '';
        }
        $content = $mini;
        $content['page'] = trim($content['page']);
        $t = '';
        switch ($content['type']){
            case 1:
                $content['page'] .= '?channelCode='.$channelId;
                $t = self::getMiniText($content['page'],$content['content']);
                break;
            case 2:
                $content['page'] .= '?channelCode='.$channelId;
                $t = self::getMiniImg($content['page'],$content['pic']);
//                print_r($t);exit;
                break;
            case 3:
                $content['page'] .= '?channelCode='.$channelId;
                $t = self::getMiniCard($content['page'],$content['title'],$content['pic']);
                break;
            case 4:
                $scene = '@channelCode='.$channelId;
                $t = self::getAppCode($scene,$content['page'],$channelId);
                break;
            default:
                break;
        }
        return $t;
    }

    public static function getAppCode($scene,$page,$channelId, $cache = false)
    {
        $redisKey = 'MINI:'.$channelId.$page;
        if($cache){
            $url = Redis::instance()->get($redisKey);
            if (!empty($url)){
                return $url;
            }
        }
        $app = self::initMiniProgram();

        $path = '/uploads/wcode/'.date('Ymd').'/';
        $picPath = ROOT_PATH.'public/'.$path;
        $page = trim($page,'/');
        $picFileName = time().$channelId.rand(1000,9999).'.png';
        try{
            $response = $app->app_code->getUnlimit($scene,['page'=>$page]);
            if ($response instanceof \EasyWeChat\Kernel\Http\StreamResponse) {
                $response->saveAs($picPath, $picFileName);
            } else {
                $msg = var_export($response, true);
                LogService::info('高级群发生成小程序码异常01'.$msg);
            }
        }catch (\Throwable $th){
            LogService::error('高级群发生成小程序码异常02'.$th->getMessage());
            return '';
        }
        if ($cache){
            Redis::instance()->setex($redisKey,86400,$path.$picFileName);
        }

        return $path.$picFileName;
    }

    /**
     * 小程序卡片
     * @param $appId
     * @param $page
     * @param $title
     * @param $pic
     * @return string
     */
    public static function getMiniCard($page,$title,$pic){
        $str = '<mp-miniprogram data-miniprogram-appid="'.self::$appId.'" data-miniprogram-path="'.$page.'" data-miniprogram-title="'.$title.'" data-miniprogram-imageurl="'.$pic.'"></mp-miniprogram>';
        return $str;
    }

    /**
     * 文字跳转小程序
     * @param $appId
     * @param $page
     * @param $title
     * @return string
     */
    public static function getMiniText($page,$title,$channelId=0)
    {
        if ($channelId){
            $page = trim($page).'?channelCode='.self::$theme.'_'.$channelId;
        }
        return '<a data-miniprogram-appid="'.self::$appId.'" data-miniprogram-path="'.$page.'" href="">'.$title.'</a>';
    }

    /**
     * 文字跳转小程序
     * @param $appId
     * @param $page
     * @param $title
     * @return string
     */
    public static function getMiniText2($page,$title,$channelId=0)
    {
        if ($channelId){
            $page = trim($page).'?channelCode='.self::$theme.'_'.$channelId;
        }
        return "<a data-miniprogram-appid='".self::$appId."' data-miniprogram-path='".$page."' href=''>".$title."</a>";
    }


    /**
     * 图片跳转小程序
     * @param $appId
     * @param $page
     * @param $pic
     * @return string
     */

    public static function getMiniImg($page,$pic)
    {
        $str = "<p><a data-miniprogram-appid='".self::$appId;
        $str .= "' data-miniprogram-path='".$page;
        $str .= "' href=''><img src='".$pic;
        $str .= "' alt= data-width='200px' data-ratio=''></a></p>";
        return $str;

    }

    /**
     * 小程序渠道权限
     * @param int $channelId
     * @return int
     */
    public function miniWrite($channelId=0,$type)
    {
        if (in_array($type,[1,2,6])){//超管 管理员 运营
            return 1;
        }
        $re = 0;
        if ($channelId){
            $re = (int)model('ChannelSpecialManage')->isWhite('sendMini', $channelId);
        }
        if (!$re){
            $ids = config('site.mini_ids');
            if ($ids == -1 ){
                $re = 1;
            }
            if (strstr($ids.',',(string)$channelId.',') !== false){
                $re = 1;
            }
        }
        return $re;
    }

    /**
     * 配置小程序入口页面
     * @return array
     */
    public function getMiniPage()
    {
        $pageStr = config('site.mini_page');
        if (!$pageStr){
            return [];
        }
        $pageArr = explode(PHP_EOL,$pageStr);
        foreach ($pageArr as $k=>$v){
            $temp = explode('@',$v);
            $miniPage[trim($temp[1])] = $temp[0];
        }
        return $miniPage;
    }

    /**
     * 客服消息，处理小程序
     * @param $channelId
     * @param $args
     * @return string
     */
    public function getMiniContent($channelId, $args)
    {
        $miniContent = [];
        $args['page'] = trim($args['page']);
        if (isset($args['mini_type'])){
            $miniContent = [
                'mini_type'=>$args['mini_type'],
                'appid'=>self::$appId,
            ];
            switch ($args['mini_type']){//1是文本类型 2 图片 3小程序卡片 4小程序码
                case '1':
                    $miniContent['title'] = $args['title'];
                    $miniContent['page'] = $args['page'].'?@channelCode='.self::$theme.'_'.$channelId;
                    break;
                case '2':
                    break;
                case '3':
                    $miniContent['title'] = $args['title'];
                    $miniContent['page'] = $args['page'].'?@channelCode='.self::$theme.'_'.$channelId;
                    $res = HigeMessageService::instance()->image2media($channelId, $args['image']);
                    $miniContent['media_id'] = $res['media_id']??'';
                    break;
                case '4':
                    $scene = '@channelCode='.self::$theme.'_'.$channelId;
                    $miniCode = self::getAppCode($scene,$args['page'],$channelId,true);
                    $res = HigeMessageService::instance()->image2media($channelId,$miniCode);
                    $miniContent['media_id'] = $res['media_id']??'';
                    break;
            }
        }
        return (string)json_encode($miniContent);
    }
}