using System;
using System.Collections.Generic;
using Godot;
using Milimoe.FunGame.Core.Api.Utility;
using Milimoe.FunGame.Core.Entity;
using Milimoe.FunGame.Core.Library.Constant;

namespace Milimoe.GodotGame;

public partial class SavedNode : PanelContainer
{
    [Export]
    public int Index = 1;

    [Export]
    public bool IsAuto = false;

    [Export]
    public Button Button;

    [Export]
    public ConfirmationDialog SaveDialog;

    [Export]
    public ConfirmationDialog LoadDialog;
    
    [Export]
    public Label SavedName;
    
    [Export]
    public Label SavedTime;
    
    [Export]
    public Label ChapterInGame;
    
    [Export]
    public Label AreaInGame;

    public Node Parent { get; set; }
    public bool IsSave { get; set; } = false;
    public bool HasValue { get; set; } = false;
    public PluginConfig Config { get; set; } = null;

    public override void _Ready()
    {
        if (IsAuto)
        {
            Config ??= new("Saved", $"auto{Index}");
        }
        else
        {
            Config ??= new("Saved", Index.ToString());
        }
        Config.LoadConfig();

        Button ??= GetNode<Button>("Button");
        Button.Pressed += Button_Pressed;
        if (SaveDialog != null)
        {
            SaveDialog.GetOkButton().Pressed += SaveDialogConfirmed;
        }
        if (LoadDialog != null)
        {
            LoadDialog.GetOkButton().Pressed += LoadDialogConfirmed;
        }

        RefreshValue();
    }

    public void RefreshValue()
    {
        if (IsAuto) SavedName.Text = $"自动存档";
        else SavedName.Text = $"存档位置 {Index}";
        string savedTime = "";
        string chapterInGame = "";
        string areaInGame = "";
        if (Config.Count > 0)
        {
            savedTime = Config["SavedTime"].ToString();
            chapterInGame = Config["ChapterInGame"].ToString();
            areaInGame = Config["AreaInGame"].ToString();
            if (savedTime != "" && chapterInGame != "" && areaInGame != "")
            {
                HasValue = true;
            }
        }
        if (!HasValue)
        {
            SavedTime.Text = "<空>";
            ChapterInGame.Text = "";
            AreaInGame.Text = "";
        }
        else
        {
            SavedTime.Text = savedTime;
            ChapterInGame.Text = chapterInGame;
            AreaInGame.Text = areaInGame;
        }
    }

    private void Button_Pressed()
    {
        if (IsSave)
        {
            if (IsAuto)
            {
                ShowAlert("不能保存到自动存档位。");
                return;
            }
            GD.Print("Save");
            SaveDialog?.PopupCentered();
        }
        else
        {
            if (!HasValue)
            {
                ShowAlert("这个存档位是空的，请选择其他位置。");
                return;
            }
            GD.Print("Load");
            LoadDialog?.PopupCentered();
        }
    }

    private void SaveDialogConfirmed()
    {
        if (HasValue)
        {
            ShowConfirmation("这个存档位已经有存档了，是否覆盖？", Save);
            return;
        }
        Save();
    }

    private void LoadDialogConfirmed()
    {
        GD.Print("LoadDialogConfirmed");
        if (Parent is ISaveSelectionEvent e)
        {
            e.OnSaveSelectionClosed(true, Index, IsSave);
        }
    }

    private void Save()
    {
        GD.Print("SaveDialogConfirmed");
        if (Parent is ISaveSelectionEvent e)
        {
            Config.Add("SavedTime", $"保存时间：{DateTime.Now.ToString(General.GeneralDateTimeFormatChinese)}");
            Config.Add("ChapterInGame", GameConstant.ChapterInGame);
            Config.Add("AreaInGame", GameConstant.AreaInGame);
            Config.Add("NovelName", GameConstant.NovelName);
            Config.Add("SceneName", GameConstant.SceneName);
            Config.Add("NovelNodeKey", GameConstant.NovelNodeKey);
            Config.Add("Characters", new List<Character>(GameConstant.Characters.Values));
            Config.SaveConfig();
            e.OnSaveSelectionClosed(true, Index, IsSave);
        }
    }

    public void ShowAlert(string message)
    {
        // 创建并配置 AcceptDialog
        AcceptDialog dialog = new()
        {
            Title = "提示",
            OkButtonText = "好",
            DialogText = message,
            Theme = GD.Load<Theme>("res://resources/themes/dialog.tres")
        };
        GetViewport().GetWindow().AddChild(dialog);
        dialog.PopupCentered();
        dialog.Connect("confirmed", new Callable(dialog, nameof(dialog.QueueFree)));
    }

    public void ShowConfirmation(string message, Action ok)
    {
        // 创建并配置 AcceptDialog
        ConfirmationDialog dialog = new()
        {
            Title = "提示",
            OkButtonText = "是",
            CancelButtonText = "否",
            DialogText = message,
            Theme = GD.Load<Theme>("res://resources/themes/dialog.tres")
        };
        dialog.GetOkButton().Pressed += () => ok();
        GetViewport().GetWindow().AddChild(dialog);
        dialog.PopupCentered();
        dialog.Connect("confirmed", new Callable(dialog, nameof(dialog.QueueFree)));
    }
}