refactor: remove externalSource references from various components for consistency

web/lib/api/im.ts

@@ -104,7 +104,6 @@ export type ImAsset = {
 export type ImWidgetConfig = {
   channelId?: string
   channelType?: string
-  externalSource?: string
   userToken?: string
   title?: string
   subtitle?: string
@@ -118,8 +117,6 @@ const API_BASE_URL =
   process.env.NEXT_PUBLIC_API_BASE_URL?.trim() || ""
 const OPEN_IM_CHANNEL_ID =
   process.env.NEXT_PUBLIC_OPEN_IM_CHANNEL_ID?.trim() || ""
-const OPEN_IM_EXTERNAL_SOURCE =
-  process.env.NEXT_PUBLIC_OPEN_IM_EXTERNAL_SOURCE?.trim() || "web_chat"
 
 function buildGuestId() {
   return `guest_${generateUUID()}`
@@ -146,8 +143,6 @@ function getRuntimeImConfig() {
   return {
     baseUrl,
     channelId: widgetConfig.channelId || OPEN_IM_CHANNEL_ID,
-    externalSource:
-      (widgetConfig.externalSource || OPEN_IM_EXTERNAL_SOURCE).trim() || "web_chat",
     externalId: (widgetConfig.externalId || "").trim(),
     externalName: (widgetConfig.externalName || "").trim(),
     userToken: (widgetConfig.userToken || "").trim(),
@@ -162,7 +157,6 @@ function createImHeaders() {
   if (config.userToken) {
     headers.Authorization = `Bearer ${config.userToken}`
   } else {
-    headers["X-External-Source"] = config.externalSource
     headers["X-External-Id"] = config.externalId || getGuestId()
     if (config.externalName) {
       headers["X-External-Name"] = encodeURIComponent(config.externalName)
@@ -218,7 +212,7 @@ export function fetchImMessages(
   )
 }
 
-/** 外部身份仅通过 createImHeaders()（Authorization 或 X-External-*）传递，无 JSON body */
+/** 外部身份仅通过 createImHeaders()（Authorization 或 X-External-Id/Name）传递，无 JSON body */
 export function createOrMatchImConversation() {
   return request<ImConversation>("/api/conversation/create_or_match", {
     ...createRequestOptions({ method: "POST" }),

web/lib/im-realtime.ts

@@ -22,9 +22,6 @@ export function createImRealtimeConnection() {
   const resolvedExternalId = encodeURIComponent(
     (config.externalId ?? "").trim() || getGuestId()
   )
-  const externalSource = encodeURIComponent(
-    (config.externalSource ?? "web_chat").trim() || "web_chat"
-  )
   const channelId = encodeURIComponent(config.channelId || "")
   const userToken = (config.userToken ?? "").trim()
   if (userToken) {
@@ -38,6 +35,6 @@ export function createImRealtimeConnection() {
       ? `&externalName=${encodeURIComponent(externalName)}`
       : ""
   return new WebSocket(
-    `${baseUrl}/api/ws/open?externalId=${resolvedExternalId}&externalSource=${externalSource}&channelId=${channelId}${nameQuery}`
+    `${baseUrl}/api/ws/open?externalId=${resolvedExternalId}&channelId=${channelId}${nameQuery}`
   )
 }

web/lib/kefu-widget-config.ts

@@ -2,8 +2,6 @@ export type KefuWidgetHostConfig = {
   channelId: string
   baseUrl: string
   apiBaseUrl?: string
-  /** 与后端 enums.ExternalSource 一致，默认 web_chat */
-  externalSource?: string
   /** 外部访客稳定标识；未传时使用浏览器本地访客 ID */
   externalId?: string
   /** 访客展示名，随请求以 X-External-Name / WS query externalName 传给后端 */
@@ -48,10 +46,6 @@ export function readKefuWidgetConfig(): KefuWidgetHostConfig {
       query.get("apiBaseUrl") ??
       process.env.NEXT_PUBLIC_API_BASE_URL?.trim() ??
       undefined,
-    externalSource:
-      query.get("externalSource") ??
-      process.env.NEXT_PUBLIC_OPEN_IM_EXTERNAL_SOURCE?.trim() ??
-      undefined,
     externalId: query.get("externalId") ?? undefined,
     externalName: query.get("externalName") ?? undefined,
     userToken: query.get("userToken") ?? undefined,

web/lib/sdk/cs-ai-agent-sdk.js

@@ -3,7 +3,6 @@
     position: "right",
     themeColor: "#0f6cbd",
     width: "380px",
-    externalSource: "web_chat",
   };
 
   var state = window.__CS_AGENT_WIDGET_STATE__;
@@ -47,7 +46,6 @@
       delete merged.apiBaseUrl;
     }
     merged.channelId = String(merged.channelId || "");
-    merged.externalSource = String(merged.externalSource || "web_chat");
     if (merged.userToken) {
       merged.userToken = String(merged.userToken);
     }
@@ -68,7 +66,6 @@
     frameUrl.searchParams.set("channelId", config.channelId);
     frameUrl.searchParams.set("baseUrl", config.baseUrl);
     if (config.apiBaseUrl) frameUrl.searchParams.set("apiBaseUrl", config.apiBaseUrl);
-    if (config.externalSource) frameUrl.searchParams.set("externalSource", config.externalSource);
     if (config.externalName) frameUrl.searchParams.set("externalName", config.externalName);
     if (config.userToken) frameUrl.searchParams.set("userToken", config.userToken);
     return frameUrl;

web/lib/stores/kefu-chat.ts

@@ -268,12 +268,10 @@ export const useKefuChatStore = create<KefuChatStore>((set, get) => {
             return
           }
 
-          if (widgetConfig.channelId || widgetConfig.externalSource) {
+          if (widgetConfig.channelId) {
             setKefuWidgetConfig({
               ...readKefuWidgetConfig(),
               channelId: widgetConfig.channelId || readKefuWidgetConfig().channelId,
-              externalSource:
-                widgetConfig.externalSource || readKefuWidgetConfig().externalSource,
             })
           }