🐛 fix: resolve undefined when plugin is not in LobeChat

src/client/lobeChat.ts

@@ -25,12 +25,21 @@ class LobeChat {
         resolve(undefined as any);
         return;
       }
+
+      const timer = setTimeout(() => {
+        resolve(undefined as any);
+        // eslint-disable-next-line @typescript-eslint/no-use-before-define
+        window.removeEventListener('message', receiverData);
+      }, 1000);
+
       const receiverData = (e: MessageEvent) => {
         if (e.data.type === PluginChannel.initStandalonePlugin) {
           // TODO: drop e.data.props in v2
           const payload: PluginRequestPayload = e.data.payload || e.data.props;
           const func = payload.apiName;
           const args = JSON.parse(payload.arguments || '{}');
+          clearTimeout(timer);
+
           resolve({
             arguments: args,
             name: func,

tests/client/lobeChat.test.ts

@@ -91,7 +91,7 @@ describe('lobeChat', () => {
     });
   });
 
-  describe('fetchPluginPayload', () => {
+  describe('getPluginPayload', () => {
     it('should resolve undefined when window is undefined', async () => {
       const originalWindow = global.window;
       global.window = undefined as any;
@@ -172,6 +172,25 @@ describe('lobeChat', () => {
         expect.any(Function),
       );
     });
+
+    it('should resolve undefined if message is not received within timeout', async () => {
+      vi.useFakeTimers();
+
+      const promise = lobeChat.getPluginPayload();
+
+      // Fast-forward until all timers have been executed
+      vi.runAllTimers();
+
+      const result = await promise;
+
+      expect(result).toBeUndefined();
+      expect(global.window.removeEventListener).toHaveBeenCalledWith(
+        'message',
+        expect.any(Function),
+      );
+
+      vi.useRealTimers();
+    });
   });
 
   describe('fetchPluginSettings', () => {