feat: 修改缓存加载逻辑

src/renderer/src/App.tsx

@@ -263,7 +263,6 @@ function App(): React.ReactElement {
   const messageHistoryRef = React.useRef<Message[]>([])
   const messagesRef = React.useRef<Message[]>([])
   const messagePrefetchRef = React.useRef<Promise<void> | null>(null)
-  const pendingLiveRefreshMd5Ref = React.useRef('')
   messagesRef.current = messages
   React.useEffect(() => {
     if (!reportNotice) return
@@ -923,17 +922,13 @@ function App(): React.ReactElement {
       storeGroupMemberMeta(contact, cachedPage.groupSnapshot)
     }
     messageHistoryRef.current = cachedMsgs
-    pendingLiveRefreshMd5Ref.current = cachedPage.hit ? '' : contact.md5
     setMessages(
       applyGroupMemberMeta(
         contact,
         mergeSyntheticMessages(contact, cachedMsgs.slice(-INITIAL_MESSAGE_COUNT))
       )
     )
-    const needsLivePage =
-      forceLive ||
-      (isDatabaseConnected &&
-        (!cachedPage.hit || cachedMsgs.length < MESSAGE_PREFETCH_COUNT))
+    const needsLivePage = forceLive || isDatabaseConnected
     if (!needsLivePage) {
       setIsMessagesLoading(false)
       if (contact.type === 'group' && cachedMsgs.length > 0 && !cachedPage.groupSnapshot) {
@@ -959,7 +954,6 @@ function App(): React.ReactElement {
       })
       if (selectedContactMd5Ref.current !== contact.md5) return
       messageHistoryRef.current = msgs
-      pendingLiveRefreshMd5Ref.current = ''
       const visibleMessages = applyGroupMemberMeta(
         contact,
         mergeSyntheticMessages(contact, msgs.slice(-INITIAL_MESSAGE_COUNT))
@@ -992,10 +986,6 @@ function App(): React.ReactElement {
 
   React.useEffect(() => {
     if (!isDatabaseConnected || !selectedContact) return
-    const needsPendingRefresh = pendingLiveRefreshMd5Ref.current === selectedContact.md5
-    if (messages.length > 0 && !needsPendingRefresh) return
-    // The first live page uses async native cursors, so a cache miss can be filled
-    // without blocking the Electron main thread.
     void handleSelectContact(selectedContact)
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [isDatabaseConnected])