diff --git a/src/app/services/channel.ts b/src/app/services/channel.ts
index 4fb688e9..8e0bf8dc 100644
--- a/src/app/services/channel.ts
+++ b/src/app/services/channel.ts
@@ -11,6 +11,7 @@ import { onMessageSendStarted } from "./handlers";
 import handleChatMessage from "../../common/hook/useStreaming/chat.handler";
 import { Channel, CreateChannelDTO } from "../../types/channel";
 import { RootState } from "../store";
+import { ContentTypeKey } from "../../types/message";
 export const channelApi = createApi({
   reducerPath: "channelApi",
   baseQuery,
@@ -118,8 +119,18 @@ export const channelApi = createApi({
         }
       }
     }),
-    sendChannelMsg: builder.mutation({
-      query: ({ id, content, type = "text", properties = "" }) => ({
+    sendChannelMsg: builder.mutation<
+      number,
+      {
+        id: number;
+        content: string | object;
+        type: ContentTypeKey;
+        properties?: object;
+        from_uid: number;
+        ignoreLocal: boolean;
+      }
+    >({
+      query: ({ id, content, type = "text", properties = {} }) => ({
         headers: {
           "content-type": ContentTypes[type],
           "X-Properties": properties
diff --git a/src/app/services/handlers.ts b/src/app/services/handlers.ts
index 0cf71a53..794cdb66 100644
--- a/src/app/services/handlers.ts
+++ b/src/app/services/handlers.ts
@@ -4,6 +4,7 @@ import { ContentTypes } from "../config";
 import { addChannelMsg, removeChannelMsg } from "../slices/message.channel";
 import { addUserMsg, removeUserMsg } from "../slices/message.user";
 import { addMessage, removeMessage } from "../slices/message";
+// import { ContentType } from "../../types/message";
 
 export const onMessageSendStarted = async (
   {
diff --git a/src/types/channel.ts b/src/types/channel.ts
index 39923992..f455bda4 100644
--- a/src/types/channel.ts
+++ b/src/types/channel.ts
@@ -1,3 +1,4 @@
+//call `group` in backend
 import { ContentType } from "./message";
 export interface ChannelMember {}
 
diff --git a/src/types/message.ts b/src/types/message.ts
index c03fe4fc..e82592f4 100644
--- a/src/types/message.ts
+++ b/src/types/message.ts
@@ -1 +1,2 @@
 export type ContentType = "text/plain" | "text/markdown" | "vocechat/file" | "vocechat/archive";
+export type ContentTypeKey = "text" | "markdown" | "file" | "archive";
diff --git a/src/types/resource.ts b/src/types/resource.ts
new file mode 100644
index 00000000..90778e73
--- /dev/null
+++ b/src/types/resource.ts
@@ -0,0 +1,30 @@
+export interface ArchiveUser {
+  name: string;
+  avatar?: number;
+}
+export interface ArchiveMessage {
+  from_user: number;
+  created_at: number;
+  mid: number;
+  source: { uid: number } | { gid: number };
+  properties?: object;
+  content_type: string;
+  content?: string;
+  file_id?: number;
+  thumbnail_id?: number;
+}
+export interface Archive {
+  users: ArchiveUser[];
+  messages: ArchiveMessage[];
+  num_attachments: number;
+}
+// 上传文件API响应
+export interface UploadResponse {
+  path: string;
+  size: number;
+  hash: string;
+  image_properties?: {
+    width: number;
+    height: number;
+  };
+}
diff --git a/src/types/server.ts b/src/types/server.ts
index d21e33b2..96554d4d 100644
--- a/src/types/server.ts
+++ b/src/types/server.ts
@@ -1,3 +1,4 @@
+// call `organization` in backend
 import { User } from "./auth";
 
 export interface Server {