fix: app picks model automatically edge cases (#4322)

web/containers/ModelDropdown/index.tsx

@@ -183,10 +183,7 @@ const ModelDropdown = ({
     if (!activeThread) return
     const modelId = activeAssistant?.model?.id
 
-    let model = downloadedModels.find((model) => model.id === modelId)
-    if (!model) {
-      model = undefined
-    }
+    const model = downloadedModels.find((model) => model.id === modelId)
     setSelectedModel(model)
   }, [
     recommendedModel,

web/hooks/useDeleteThread.ts

@@ -8,6 +8,8 @@ import { currentPromptAtom } from '@/containers/Providers/Jotai'
 
 import { toaster } from '@/containers/Toast'
 
+import useSetActiveThread from './useSetActiveThread'
+
 import { extensionManager } from '@/extension/ExtensionManager'
 
 import { deleteChatMessageAtom as deleteChatMessagesAtom } from '@/helpers/atoms/ChatMessage.atom'
@@ -27,6 +29,7 @@ export default function useDeleteThread() {
   const deleteMessages = useSetAtom(deleteChatMessagesAtom)
 
   const deleteThreadState = useSetAtom(deleteThreadStateAtom)
+  const { setActiveThread } = useSetActiveThread()
 
   const cleanThread = useCallback(
     async (threadId: string) => {
@@ -86,7 +89,7 @@ export default function useDeleteThread() {
       type: 'success',
     })
     if (availableThreads.length > 0) {
-      setActiveThreadId(availableThreads[0].id)
+      setActiveThread(availableThreads[0])
     } else {
       setActiveThreadId(undefined)
     }

web/screens/Thread/ThreadRightPanel/Tools/index.tsx

@@ -32,12 +32,9 @@ const Tools = () => {
 
   useEffect(() => {
     if (!activeThread) return
-    let model = downloadedModels.find(
+    const model = downloadedModels.find(
       (model) => model.id === activeAssistant?.model.id
     )
-    if (!model) {
-      model = recommendedModel
-    }
     setSelectedModel(model)
   }, [
     recommendedModel,