pragma ComponentBehavior: Bound

import ZShell.Config
import ZShell.Llm
import QtQuick
import QtQuick.Controls
import Quickshell
import qs.Helpers
import qs.Modules.Notifications.Sidebar
import qs.Components
import qs.Services

Item {
	id: root

	anchors.fill: parent
	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);
		} else
			stack.push(chatList);
	}

	function openChat(): void {
		if (stack.depth < 2)
			stack.push(chatContent);
	}

	StackView {
		id: stack
		anchors.fill: parent
	}

	Component {
		id: chatList

		ChatList {
			model: LlmClient.chats

			onDeleteChatRequest: chat => {
				const wasCurrent = chat === ChatState.chatSession;
				LlmClient.chats.remove(chat);
				if (wasCurrent)
					ChatState.openDraft();
			}
			onLoadChatRequest: (chat, index) => {
				ChatState.chatSession = chat;
				openChat();
				ChatState.inChat = true;
			}
			onNewChatRequest: {
				ChatState.openDraft();
				openChat();
				ChatState.inChat = true;
			}
		}
	}

	Component {
		id: chatContent

		ChatContent {
			chatData: ChatState.chatSession

			onRequestClose: {
				stack.pop();
				ChatState.inChat = false;
				ChatState.openDraft();
			}
		}
	}
}