package wechat

import (
	"dashoo.cn/opms_libary/plugin/wechat/context"
	"fmt"
	"github.com/gogf/gf/os/gcache"
	"sync"
)

var Client *ClientImpl

var memCache *gcache.Cache

// ClientImpl struct
type ClientImpl struct {
	Context *context.Context
}

func init() {
	Client = NewClient()
}

// NewClient init
func NewClient() *ClientImpl {
	var config = context.Config{
		//微信公众平台，需要填写的信息
		AppID:          "wx7a7372d6b94c0ee9",                          //g.Config().GetString("wechat.app-id"),     //"your app id",
		AppSecret:      "5733eee31e2625dd2ebf18e2d4cd3cbc",            //g.Config().GetString("wechat.app-secret"), //"your app secret",
		Token:          "WEIXIN_dashoo_labsop_171210",                 //g.Config().GetString("wechat.token"),      //"your token",
		EncodingAESKey: "9b2TW1dend4Vsu4prELD7Wfg0WHpHf48i6OtViYimfZ", //g.Config().GetString("wechat.aes-key"),    //"your encoding aes key",
	}
	return newClient(config)
}

func newClient(cfg context.Config) *ClientImpl {
	context := new(context.Context)
	initContext(&cfg, context)
	return &ClientImpl{context}
}

func initContext(cfg *context.Config, context *context.Context) {
	if cfg.Cache == nil {
		if memCache == nil {
			memCache = gcache.New()
		}
		cfg.Cache = memCache
	}
	context.Config = cfg

	context.SetAccessTokenLock(new(sync.RWMutex))
	context.SetJsAPITicketLock(new(sync.RWMutex))
}

//MpClient 公众平台
func (wc *ClientImpl) MpClient() (media *Media, err error) {
	err = wc.checkCfgBase()
	if err != nil {
		return
	}
	media = NewMedia()
	media.ClientImpl = wc
	return
}

//MiniClient 公众平台
func (wc *ClientImpl) MiniClient() (media *Mini, err error) {
	err = wc.checkCfgBase()
	if err != nil {
		return
	}
	media = NewMini()
	media.ClientImpl = wc
	return
}

//checkCfgBase 检查配置基本信息
func (wc *ClientImpl) checkCfgBase() (err error) {
	if wc.Context.AppID == "" {
		return fmt.Errorf("%s", "配置中没有AppID")
	}
	if wc.Context.AppSecret == "" {
		return fmt.Errorf("%s", "配置中没有AppSecret")
	}
	if wc.Context.Token == "" {
		return fmt.Errorf("%s", "配置中没有Token")
	}
	return
}