Fix unread replies status on empty threads

Fix clearing chat after it is closed
Fix bubbles loadedAll

src/components/chat/bubbles.ts

@@ -2684,11 +2684,11 @@ export default class ChatBubbles {
     const historyStorage = this.appMessagesManager.getHistoryStorage(this.peerId, this.chat.threadId);
     const firstSlice = historyStorage.history.first;
     const lastSlice = historyStorage.history.last;
-    if(firstSlice.isEnd(SliceEnd.Bottom) && history.includes(firstSlice[0])) {
+    if(firstSlice.isEnd(SliceEnd.Bottom) && (!firstSlice.length || history.includes(firstSlice[0]))) {
       this.scrollable.loadedAll.bottom = true;
     }
     
-    if(lastSlice.isEnd(SliceEnd.Top) && history.includes(lastSlice[lastSlice.length - 1])) {
+    if(lastSlice.isEnd(SliceEnd.Top) && (!lastSlice.length || history.includes(lastSlice[lastSlice.length - 1]))) {
       this.scrollable.loadedAll.top = true;
     }
 

src/components/chat/chat.ts

@@ -197,6 +197,10 @@ export default class Chat extends EventListenerBase<{
     });
   }
 
+  public beforeDestroy() {
+    this.bubbles.cleanup();
+  }
+
   public destroy() {
     //const perf = performance.now();
 

src/components/chat/replies.ts

@@ -116,12 +116,14 @@ export default class RepliesElement extends HTMLElement {
 
       if(replies) {
         const historyStorage = appMessagesManager.getHistoryStorage(-replies.channel_id);
-        let isUnread: boolean;
+        let isUnread = false;
+        if(replies.replies) {
           if(replies.read_max_id !== undefined && replies.max_id !== undefined) {
             isUnread = replies.read_max_id < replies.max_id;
           } else {
             isUnread = !historyStorage.readMaxId || historyStorage.readMaxId < (replies.max_id || 0);
           }
+        }
         this.classList.toggle('is-unread', isUnread);
       }
 

src/config/app.ts

@@ -12,7 +12,7 @@
 const App = {
   id: 1025907,
   hash: '452b0359b988148995f22ff0f4229750',
-  version: '0.5.1',
+  version: '0.5.2',
   langPackVersion: '0.1.6',
   langPack: 'macos',
   langPackCode: 'en',

src/lib/appManagers/appImManager.ts

@@ -774,6 +774,10 @@ export class AppImManager {
       }); */
     }
 
+    spliced.forEach(chat => {
+      chat.beforeDestroy();
+    });
+    
     setTimeout(() => {
       //chat.setPeer(0);
       spliced.forEach(chat => {

src/lib/appManagers/appMessagesManager.ts

@@ -4654,8 +4654,7 @@ export class AppMessagesManager {
         mids.splice(i, 0, offset_id);
       }
       
-      const slice = historyStorage.history.insertSlice(mids);
-      if(slice) {
+      const slice = historyStorage.history.insertSlice(mids) || historyStorage.history.slice;
       if(isTopEnd) {
         slice.setEnd(SliceEnd.Top);
       }
@@ -4664,7 +4663,6 @@ export class AppMessagesManager {
         slice.setEnd(SliceEnd.Bottom);
         historyStorage.maxId = slice[0]; // ! WARNING
       }
-      }
       
       /* const isBackLimit = offset < 0 && -offset !== fullLimit;
       if(isBackLimit) {