feat: 新增企业微信应用消息发送渠道

- 添加 WeChatCorpAccount 消息类型常量
- 新增企业微信应用配置结构体和渠道验证逻辑
- 实现企业微信应用消息发送服务，支持 text、markdown 和 textcard 格式
- 添加前端配置界面，支持动态接收者设置
- 集成代理支持（HTTP/HTTPS/SOCKS5）

service/send_message_service/unified/channel_registry.go

@@ -18,17 +18,18 @@ const (
 	FormatTypeHTML     = channels.FormatTypeHTML
 	FormatTypeMarkdown = channels.FormatTypeMarkdown
 
-	MessageTypeEmail           = channels.MessageTypeEmail
-	MessageTypeDtalk           = channels.MessageTypeDtalk
-	MessageTypeQyWeiXin        = channels.MessageTypeQyWeiXin
-	MessageTypeFeishu          = channels.MessageTypeFeishu
-	MessageTypeCustom          = channels.MessageTypeCustom
-	MessageTypeWeChatOFAccount = channels.MessageTypeWeChatOFAccount
-	MessageTypeMessageNest     = channels.MessageTypeMessageNest
-	MessageTypeAliyunSMS       = channels.MessageTypeAliyunSMS
-	MessageTypeTelegram        = channels.MessageTypeTelegram
-	MessageTypeBark            = channels.MessageTypeBark
-	MessageTypePushMe          = channels.MessageTypePushMe
+	MessageTypeEmail             = channels.MessageTypeEmail
+	MessageTypeDtalk             = channels.MessageTypeDtalk
+	MessageTypeQyWeiXin          = channels.MessageTypeQyWeiXin
+	MessageTypeWeChatCorpAccount = channels.MessageTypeWeChatCorpAccount
+	MessageTypeFeishu            = channels.MessageTypeFeishu
+	MessageTypeCustom            = channels.MessageTypeCustom
+	MessageTypeWeChatOFAccount   = channels.MessageTypeWeChatOFAccount
+	MessageTypeMessageNest       = channels.MessageTypeMessageNest
+	MessageTypeAliyunSMS         = channels.MessageTypeAliyunSMS
+	MessageTypeTelegram          = channels.MessageTypeTelegram
+	MessageTypeBark              = channels.MessageTypeBark
+	MessageTypePushMe            = channels.MessageTypePushMe
 )
 
 // ChannelRegistry 渠道注册表
@@ -97,6 +98,7 @@ func GetGlobalChannelRegistry() *ChannelRegistry {
 		globalChannelRegistry.Register(channels.NewEmailChannel())
 		globalChannelRegistry.Register(channels.NewDtalkChannel())
 		globalChannelRegistry.Register(channels.NewQyWeiXinChannel())
+		globalChannelRegistry.Register(channels.NewWeChatCorpAccountChannel())
 		globalChannelRegistry.Register(channels.NewFeishuChannel())
 		globalChannelRegistry.Register(channels.NewCustomChannel())
 		globalChannelRegistry.Register(channels.NewWeChatOFAccountChannel())

service/send_message_service/unified/channels/types.go

@@ -13,6 +13,7 @@ const (
 	MessageTypeEmail           = constant.MessageTypeEmail
 	MessageTypeDtalk           = constant.MessageTypeDtalk
 	MessageTypeQyWeiXin        = constant.MessageTypeQyWeiXin
+	MessageTypeWeChatCorpAccount = constant.MessageTypeWeChatCorpAccount
 	MessageTypeFeishu          = constant.MessageTypeFeishu
 	MessageTypeCustom          = constant.MessageTypeCustom
 	MessageTypeWeChatOFAccount = constant.MessageTypeWeChatOFAccount

service/send_message_service/unified/channels/wechat_corp_account.go

@@ -0,0 +1,76 @@
+package channels
+
+import (
+	"fmt"
+	"message-nest/models"
+	"message-nest/pkg/message"
+	"message-nest/service/send_ins_service"
+	"message-nest/service/send_way_service"
+	"strings"
+)
+
+type WeChatCorpAccountChannel struct{ *BaseChannel }
+
+func NewWeChatCorpAccountChannel() *WeChatCorpAccountChannel {
+	return &WeChatCorpAccountChannel{BaseChannel: NewBaseChannel(MessageTypeWeChatCorpAccount, []string{FormatTypeMarkdown, FormatTypeText})}
+}
+
+func (c *WeChatCorpAccountChannel) SendUnified(msgObj interface{}, ins models.SendTasksIns, content *UnifiedMessageContent) (string, string) {
+	auth, ok := msgObj.(*send_way_service.WayDetailWeChatCorpAccount)
+	if !ok {
+		return "", "类型转换失败"
+	}
+
+	insService := send_ins_service.SendTaskInsService{}
+	errStr, configInterface := insService.ValidateDiffIns(ins)
+	if errStr != "" {
+		return errStr, ""
+	}
+	config, ok := configInterface.(models.InsWeChatCorpAccountConfig)
+	if !ok {
+		return "企业微信应用config校验失败", ""
+	}
+
+	contentType, formattedContent, err := c.FormatContent(content)
+	if err != nil {
+		return "", err.Error()
+	}
+
+	toUser := config.ToAccount
+	if content.IsAtAll() {
+		toUser = "@all"
+	} else {
+		atUserIds := content.GetAtUserIds()
+		if len(atUserIds) > 0 {
+			toUser = strings.Join(atUserIds, "|")
+		}
+	}
+
+	cli := message.WeChatCorpAccount{
+		CorpID:      auth.CorpID,
+		AgentID:     auth.AgentID,
+		AgentSecret: auth.AgentSecret,
+		ProxyURL:    auth.ProxyURL,
+	}
+
+	var res string
+	var sendErr error
+	if contentType == FormatTypeMarkdown {
+		res, sendErr = cli.SendMarkdown(toUser, formattedContent)
+	} else if contentType == FormatTypeText {
+		if content.Title != "" && content.URL != "" {
+			res, sendErr = cli.SendTextCard(toUser, content.Title, formattedContent, content.URL)
+		} else {
+			res, sendErr = cli.SendText(toUser, formattedContent)
+		}
+	} else {
+		sendErr = fmt.Errorf("未知的企业微信应用发送内容类型：%s", contentType)
+	}
+
+	var errMsg string
+	if sendErr != nil {
+		errMsg = fmt.Sprintf("发送失败：%s", sendErr.Error())
+	}
+	return res, errMsg
+}
+