package l_msg_api

import (
	"encoding/json"
	"errors"
	"fmt"
	"gitea.cdlsxd.cn/self-tools/l_msg_api/cache"
	"gitea.cdlsxd.cn/self-tools/l_msg_api/httpclient"
	"strings"
)

type MessageCenter struct {
	Host         string // 消息中心地址
	ClientKey    string // 客户端id,获取授权token需要
	ClientSecret string
	header       map[string]string
	Base
}

func NewMessageCenter(clientKey, clientSecret, serverIndex, tempIndex string) (*MessageCenter, error) {
	msg := &MessageCenter{
		Host:         ServerHost,
		ClientKey:    clientKey,
		ClientSecret: clientSecret,
		Base: Base{
			ServerIndex: serverIndex,
			TempIndex:   tempIndex,
		},
	}
	accessToken, err := msg.getAccessToken()
	msg.header = map[string]string{"Authorization": accessToken, "content-type": "application/json; charset=utf-8"}
	return msg, err
}

/*
获取授权token
AccessExpire 有效期内可缓存起来使用
*/
func (m *MessageCenter) getAccessToken() (string, error) {
	if tokenInterface, exist := cache.InstanceCacheMap().Get(m.ClientKey); exist {
		return tokenInterface.(string), nil
	}
	var data accessTokenResponse
	url := fmt.Sprintf("%s%s", m.Host, PathAccessToken)
	var authParam, _ = json.Marshal(map[string]string{"client_key": m.ClientKey, "client_secret": m.ClientSecret})
	res, err := httpclient.FastHttpPost(url, map[string]string{"content-type": "application/json; charset=utf-8"}, authParam, TimeOut)
	if err != nil {
		return "", err
	}
	err = json.Unmarshal(res, &data)
	if data.Code != 0 {
		return "", errors.New(data.Msg)
	}
	cache.InstanceCacheMap().Put(m.ClientKey, data.Data.AccessToken)
	return data.Data.AccessToken, err
}

// 采购单OA审批
func (m *MessageCenter) OACreate(dTalkUserId, treadNo string, checkForm []formComponentValues) (data OACreatePurchaseResponse, err error) {
	res, err := httpclient.FastHttpPost(
		fmt.Sprintf("%s%s", m.Host, PathOaCreat),
		m.header,
		m.parseOACreateParam(dTalkUserId, treadNo, checkForm),
		TimeOut)
	if err != nil {
		return
	}
	err = json.Unmarshal(res, &data)
	return
}

func (m *MessageCenter) parseOACreateParam(dTalkUserId, treadNo string, checkForm []formComponentValues) (out []byte) {
	req := formDataRequest{
		Base: m.Base,
	}
	req.FormBase = FormBase{
		OutTradeNo:       treadNo,
		OriginatorUserId: dTalkUserId,
	}
	req.FormComponentValues = checkForm
	out, _ = json.Marshal(req)
	return
}

func (m *MessageCenter) OAGetDetail(outTradeNo string) (data OAGetDetailData, err error) {
	param, _ := json.Marshal(oAGetDetailRequest{
		Base:       m.Base,
		OutTradeNo: outTradeNo,
	})
	res, err := httpclient.FastHttpPost(fmt.Sprintf("%s%s", m.Host, PathOaGet), m.header, param, TimeOut)
	if err != nil {
		return
	}
	// 解析响应参数
	body := OAGetDetailResponse{}
	err = json.Unmarshal(res, &body)
	if err != nil {
		return
	}
	if body.Code != 0 {
		err = errors.New(body.Msg)
		return
	}
	return body.Data, nil
}

// 采购单OA审批
func (m *MessageCenter) SendSms(tels []string, jsonParam string) (data SmsSendRes, err error) {
	param := m.parseSmsSendParam(tels, jsonParam)
	res, err := httpclient.FastHttpPost(
		fmt.Sprintf("%s%s", m.Host, SendSms),
		m.header,
		param,
		TimeOut)
	if err != nil {
		return
	}
	err = json.Unmarshal(res, &data)
	return
}

func (m *MessageCenter) parseSmsSendParam(tels []string, jsonParam string) (out []byte) {
	out, _ = json.Marshal(SmsRequest{
		Base:  m.Base,
		Tels:  strings.Join(tels, ","),
		Param: jsonParam,
	})
	return
}

func (m *MessageCenter) SendBlackBoard(title, content string, receiver BlackboardReceiverView) (data DefaultRes, err error) {
	res, err := httpclient.FastHttpPost(
		fmt.Sprintf("%s%s", m.Host, SendSms),
		m.header,
		m.parseSendBlackBoardParam(title, content, receiver),
		TimeOut)
	if err != nil {
		return
	}
	err = json.Unmarshal(res, &data)
	return
}

func (m *MessageCenter) parseSendBlackBoardParam(title, content string, receiver BlackboardReceiverView) (out []byte) {
	out, _ = json.Marshal(DingTalkBlackBoardSendReq{
		Base:               m.Base,
		Content:            content,
		Title:              title,
		BlackboardReceiver: receiver,
	})
	return
}