package lib

import (
	"github.com/silenceper/wechat/v2"
	"github.com/silenceper/wechat/v2/cache"
	"github.com/silenceper/wechat/v2/credential"
	"github.com/silenceper/wechat/v2/officialaccount"
	"github.com/silenceper/wechat/v2/officialaccount/basic"
	offConfig "github.com/silenceper/wechat/v2/officialaccount/config"
	"github.com/silenceper/wechat/v2/officialaccount/message"
	"kefu/tools"
	"log"
	"time"
)

type WechatOffical struct {
	AppId, AppSecret, Token string
	OfficialAccount         *officialaccount.OfficialAccount
}

func NewWechatOffical(appId, appSecret, token string, memory cache.Cache) *WechatOffical {
	obj := &WechatOffical{
		AppId:     appId,
		AppSecret: appSecret,
		Token:     token,
	}
	wc := wechat.NewWechat()
	//这里本地内存保存access_token，也可选择redis，memcache或者自定cache

	cfg := &offConfig.Config{
		AppID:     appId,
		AppSecret: appSecret,
		Token:     token,
		//EncodingAESKey: "xxxx",
		Cache: memory,
	}
	obj.OfficialAccount = wc.GetOfficialAccount(cfg)
	stableAccessToken := credential.NewStableAccessToken(appId, appSecret, credential.CacheKeyOfficialAccountPrefix, memory)
	obj.OfficialAccount.SetAccessTokenHandle(stableAccessToken)
	return obj
}

/*
发送模板消息

	messages := []map[string]string{
		{"key": "thing4", "value": "我想购买客服系统"},
		{"key": "thing13", "value": "老狼"},
		{"key": "time14", "value": "2023-07-27 10:10:10"},
	}
	offical.SendTemplateMessage(
		[]string{"openid"},
		"模板ID",
		"跳转地址",
		messages,
	)
*/
func (this *WechatOffical) SendTemplateMessage(openids []string, templateId, url string, messages []map[string]string) {
	template := this.OfficialAccount.GetTemplate()
	msgData := make(map[string]*message.TemplateDataItem)
	for _, item := range messages {
		msgData[item["key"]] = &message.TemplateDataItem{
			Value: tools.SubStr(item["value"], 0, 20),
		}
	}
	for _, openid := range openids {
		msg := &message.TemplateMessage{
			ToUser:     openid,
			Data:       msgData,
			TemplateID: templateId,
			URL:        url,
		}
		msgId, err := template.Send(msg)
		if err != nil {
			log.Println(err, msgId)
		}
	}

}

/*
获取临时带参二维码
*/
func (this *WechatOffical) TmpQrCode(sceneName string) (string, error) {
	basicObj := this.OfficialAccount.GetBasic()
	tq := basic.NewTmpQrRequest(time.Duration(24*3600), sceneName)
	ticket, err := basicObj.GetQRTicket(tq)
	if err != nil {
		return "", err
	}
	url := basic.ShowQRCode(ticket)
	return url, nil
}