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wechat/officialaccount/message/template.go

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package message
import (
"encoding/json"
"fmt"
"github.com/silenceper/wechat/v2/officialaccount/context"
"github.com/silenceper/wechat/v2/util"
)
const (
templateSendURL = "https://api.weixin.qq.com/cgi-bin/message/template/send"
templateListURL = "https://api.weixin.qq.com/cgi-bin/template/get_all_private_template"
templateAddURL = "https://api.weixin.qq.com/cgi-bin/template/api_add_template"
templateDelURL = "https://api.weixin.qq.com/cgi-bin/template/del_private_template"
)
// Template 模板消息
type Template struct {
*context.Context
}
// NewTemplate 实例化
func NewTemplate(context *context.Context) *Template {
tpl := new(Template)
tpl.Context = context
return tpl
}
// TemplateMessage 发送的模板消息内容
type TemplateMessage struct {
ToUser string `json:"touser"` // 必须,接受者 OpenID
TemplateID string `json:"template_id"` // 必须,模版 ID
URL string `json:"url,omitempty"` // 可选,用户点击后跳转的 URL, 该 URL 必须处于开发者在公众平台网站中设置的域中
Color string `json:"color,omitempty"` // 可选,整个消息的颜色,可以不设置
Data map[string]*TemplateDataItem `json:"data"` // 必须,模板数据
ClientMsgID string `json:"client_msg_id,omitempty"` // 可选,防重入 ID
MiniProgram struct {
AppID string `json:"appid"` // 所需跳转到的小程序 appid该小程序 appid 必须与发模板消息的公众号是绑定关联关系)
PagePath string `json:"pagepath"` // 所需跳转到小程序的具体页面路径,支持带参数,(示例 index?foo=bar
} `json:"miniprogram"` // 可选,跳转至小程序地址
}
// TemplateDataItem 模版内某个 .DATA 的值
type TemplateDataItem struct {
Value string `json:"value"`
Color string `json:"color,omitempty"`
}
type resTemplateSend struct {
util.CommonError
MsgID int64 `json:"msgid"`
}
// Send 发送模板消息
func (tpl *Template) Send(msg *TemplateMessage) (msgID int64, err error) {
var accessToken string
accessToken, err = tpl.GetAccessToken()
if err != nil {
return
}
var (
uri = fmt.Sprintf("%s?access_token=%s", templateSendURL, accessToken)
response []byte
)
if response, err = util.PostJSON(uri, msg); err != nil {
return
}
var result resTemplateSend
if err = json.Unmarshal(response, &result); err != nil {
return
}
if result.ErrCode != 0 {
err = fmt.Errorf("template msg send error : errcode=%v , errmsg=%v", result.ErrCode, result.ErrMsg)
return
}
msgID = result.MsgID
return
}
// TemplateItem 模板消息。
type TemplateItem struct {
TemplateID string `json:"template_id"`
Title string `json:"title"`
PrimaryIndustry string `json:"primary_industry"`
DeputyIndustry string `json:"deputy_industry"`
Content string `json:"content"`
Example string `json:"example"`
}
type resTemplateList struct {
util.CommonError
TemplateList []*TemplateItem `json:"template_list"`
}
// List 获取模板列表
func (tpl *Template) List() (templateList []*TemplateItem, err error) {
var accessToken string
accessToken, err = tpl.GetAccessToken()
if err != nil {
return
}
var (
uri = fmt.Sprintf("%s?access_token=%s", templateListURL, accessToken)
response []byte
)
if response, err = util.HTTPGet(uri); err != nil {
return
}
var res resTemplateList
err = util.DecodeWithError(response, &res, "ListTemplate")
return res.TemplateList, err
}
type resTemplateAdd struct {
util.CommonError
TemplateID string `json:"template_id"`
}
// Add 添加模板。
func (tpl *Template) Add(shortID string, keyNameList []string) (templateID string, err error) {
var accessToken string
accessToken, err = tpl.GetAccessToken()
if err != nil {
return
}
var (
msg = struct {
ShortID string `json:"template_id_short"`
KeyNameList []string `json:"keyword_name_list"`
}{ShortID: shortID, KeyNameList: keyNameList}
uri = fmt.Sprintf("%s?access_token=%s", templateAddURL, accessToken)
response []byte
)
if response, err = util.PostJSON(uri, msg); err != nil {
return
}
var result resTemplateAdd
err = util.DecodeWithError(response, &result, "AddTemplate")
return result.TemplateID, err
}
// Delete 删除私有模板。
func (tpl *Template) Delete(templateID string) (err error) {
var accessToken string
accessToken, err = tpl.GetAccessToken()
if err != nil {
return
}
var (
msg = struct {
TemplateID string `json:"template_id"`
}{TemplateID: templateID}
uri = fmt.Sprintf("%s?access_token=%s", templateDelURL, accessToken)
response []byte
)
if response, err = util.PostJSON(uri, msg); err != nil {
return
}
return util.DecodeWithCommonError(response, "DeleteTemplate")
}