add type annotations, improve ui

src/ViewModel/Chat/chatListViewModel.ts

@@ -88,7 +88,8 @@ export default class ChatListViewModel {
     loadChats = (): void => {
         this.chatViewModels.clear();
         for (const chatModel of this.coreViewModel.chatListModel.chatModels.values()) {
-            const chatViewModel = this.createChatViewModel(chatModel);
+            const chatViewModel: ChatViewModel =
+                this.createChatViewModel(chatModel);
             this.trackChat(chatViewModel);
         }
         this.updateIndices();

src/ViewModel/Chat/chatMessageViewModel.ts

@@ -138,7 +138,7 @@ export default class ChatMessageViewModel {
                 return;
             }
 
-            let count = 0;
+            let count: number = 0;
             switch (content) {
                 case ReactionSymbols.ThumbsUp: {
                     count = this.reactionsThumbsUpCount.value;

src/ViewModel/Chat/chatViewModel.ts

@@ -210,7 +210,9 @@ export default class ChatViewModel extends ContextHost<ChatPageTypes> {
         );
 
         // context
-        this.chatListViewModel.selectedChat.subscribeSilent(this.updateContexts);
+        this.chatListViewModel.selectedChat.subscribeSilent(
+            this.updateContexts,
+        );
         this.selectedPage.subscribeSilent(this.updateContexts);
     }
 }