chore: restructure llm plugin to be more coherent & fix various bugs in llm ui

Modules/Notifications/Sidebar/Chat/ChatPanel.qml

@@ -17,15 +17,26 @@ Item {
 	anchors.margins: Tokens.padding.small
 
 	Component.onCompleted: {
+		if (ChatState.firstOpen) {
+			ChatState.openDraft();
+			stack.push(chatList);
+			stack.push(chatContent);
+			ChatState.firstOpen = false;
+			return;
+		}
+
 		if (ChatState.inChat) {
 			stack.push(chatList);
-			stack.push(chatContent, {
-				"chatData": ChatState.chatSession
-			});
+			stack.push(chatContent);
 		} else
 			stack.push(chatList);
 	}
 
+	function openChat(): void {
+		if (stack.depth < 2)
+			stack.push(chatContent);
+	}
+
 	StackView {
 		id: stack
 		anchors.fill: parent
@@ -35,27 +46,23 @@ Item {
 		id: chatList
 
 		ChatList {
-			model: ScriptModel {
-				values: Chat.chats.values
-			}
+			model: LlmClient.chats
 
 			onDeleteChatRequest: chat => {
-				Chat.chats.remove(chat);
+				const wasCurrent = chat === ChatState.chatSession;
+				LlmClient.chats.remove(chat);
+				if (wasCurrent)
+					ChatState.openDraft();
 			}
 			onLoadChatRequest: (chat, index) => {
-				stack.push(chatContent, {
-					"chatData": chat
-				});
-				ChatState.inChat = true;
 				ChatState.chatSession = chat;
+				openChat();
+				ChatState.inChat = true;
 			}
 			onNewChatRequest: {
-				const data = Chat.chats.insert();
-				stack.push(chatContent, {
-					"chatData": data
-				});
+				ChatState.openDraft();
+				openChat();
 				ChatState.inChat = true;
-				ChatState.chatSession = data;
 			}
 		}
 	}
@@ -64,9 +71,12 @@ Item {
 		id: chatContent
 
 		ChatContent {
+			chatData: ChatState.chatSession
+
 			onRequestClose: {
 				stack.pop();
 				ChatState.inChat = false;
+				ChatState.openDraft();
 			}
 		}
 	}