using Godot;
using Godot.Collections;

public partial class Menu : Control
{
	Global global = null;
	ItemList lists = null;
	ConfirmationDialog dialog = null;
	LineEdit nameLineEdit = null;
	LineEdit urlLineEdit = null;
	ColorRect colorRect = null;
	Timer timer = null;

	// Called when the node enters the scene tree for the first time.
	public override void _Ready()
	{
		global = GetNode<Global>("/root/Global");
		nameLineEdit = GetNode<LineEdit>("Name/LineEdit");
		urlLineEdit = GetNode<LineEdit>("URL");
		urlLineEdit.Text = global.URL;
		urlLineEdit.Set("text_submitted", Callable.From(()=>{
			global.URL = urlLineEdit.Text;
		}));

		lists = GetNode<ItemList>("Server/ItemList");
		dialog = GetNode<ConfirmationDialog>("Dialogs/ConfirmationDialog");
		colorRect = GetNode<ColorRect>("Server/ColorRect");
		dialog.DialogAutowrap = true;
		dialog.MinSize = new Vector2I(400, 200);
		dialog.Canceled += () => {
			if (dialog.Title == "Session Created")
			global.RPClient.SessionAckCreate(dialog.GetMeta("sessionId").ToString(), false);
		};
		dialog.Confirmed += () => {
			// GD.PrintErr("confirm", dialog.GetLabel().Text);
			// goToSignle();
			if (dialog.Title == "Session Created")
			global.RPClient.SessionAckCreate(dialog.GetMeta("sessionId").ToString(), true);
		};

		global.RPClient.RegSessionAckCreateCallback((
			sessionId,
			res,
			reqUserId,
			reqUserName) => {
			if (reqUserId != null) {
				dialog.Title = "Session Created";
				dialog.SetMeta("reqUserName", reqUserName);
				dialog.SetMeta("reqUserId", reqUserId);
				dialog.SetMeta("sessionId", sessionId);
				// dialog.GetLabel==>Text = $"{sessdata["reqUserName"]}";
				dialog.DialogText = $"username: {reqUserName}\n" +
					$"reqUserId: {reqUserId}\n";
				dialog.Visible = true;
			} else {
				if (res) {
					global.sessionId = sessionId;
					global.GotoScene("res://Scenes/ChessGame.tscn");
				} else {
					dialog.Title = "Failed";
					dialog.DialogText = $"session create failed";
					dialog.Visible = true;
				}
			}
			return true;
		});

		timer = new Timer();
		AddChild(timer);
		timer.Connect("timeout", Callable.From(() => {
			if (global.RPClient.GetIsConnected()) {
				colorRect.Color = Colors.Green;
			} else {
				colorRect.Color = Colors.Red;
			}
		}));
		timer.Start(1);
	}

	// Called every frame. 'delta' is the elapsed time since the previous frame.
	public override void _Process(double delta) {
	}

	private void OnItemSelected(int index) {
		Dictionary item = lists.GetItemMetadata(index).AsGodotDictionary();
		GD.Print($"Item {index} selected, {item}");
		string[] strings = { item["id"].ToString() };
		global.RPClient.SessionCreate(strings);
	}

	private void FlushData()
	{
		global.RPClient.RegionInspect("server", (data) => {
			GD.Print(data);
			lists.Clear();
			foreach (Dictionary<string, string> user in data) {
				string userId = user["id"].ToString();
				string userName = user["name"].ToString();
				if (userId == global.RPClient.GetUserId()) {
					lists.SetItemDisabled(
						lists.AddItem($"Name: {userName}"),
						true);
					continue;
				}
				var idx = lists.AddItem($"Name: {userName}");
				lists.SetItemMetadata(idx, user);
				lists.SetItemTooltip(idx, $"User ID: {userId}");
			}
			return true;
		});
	}

	public void Connect()
	{
		GD.Print("Connect");
		global.RPClient.ExitServer();
		global.RPClient.ConnectToUrlEx(urlLineEdit.Text);
		global.SetProcess(true);
	}

	public void EnterName() {
		var newLine = nameLineEdit.Text;
		global.RPClient.UserRename(newLine);
		nameLineEdit.Text = newLine;
	}

	private void goToHome() {
		global.RPClient.ExitServer();
		global.GotoScene("res://Main.tscn");
	}

	// private void OnItemListItemClicked(int index, Vector2 atPosition, int mouse_button_index)
	// {
	// 	GD.Print($"Item {index} clicked at {atPosition} with mouse button index {mouse_button_index}");
	// }
}