using Chickensoft.AutoInject;
using Chickensoft.Introspection;
using Godot;
using NathanHoad;
using SimpleInjector.Lifestyles;
using System.Collections.Generic;
using System.IO.Abstractions;
using System.Linq;
using Zennysoft.Game.Abstractions;
using Zennysoft.Game.Implementation;

namespace Zennysoft.Game.Ma;

[Meta(typeof(IAutoNode))]
public partial class InputMapper : PanelContainer
{
  public override void _Notification(int what) => this.Notify(what);

  [Node] public VBoxContainer ActionList { get; set; }

  [Node] public KeyboardRemapButton MoveForwardKeyboard { get; set; }
  [Node] public JoypadRemapButton MoveForwardController { get; set; }
  [Node] public KeyboardRemapButton MoveLeftKeyboard { get; set; }
  [Node] public JoypadRemapButton MoveLeftController { get; set; }
  [Node] public KeyboardRemapButton MoveRightKeyboard { get; set; }
  [Node] public JoypadRemapButton MoveRightController { get; set; }
  [Node] public KeyboardRemapButton MoveBackwardKeyboard { get; set; }
  [Node] public JoypadRemapButton MoveBackwardController { get; set; }
  [Node] public KeyboardRemapButton StrafeLeftKeyboard { get; set; }
  [Node] public JoypadRemapButton StrafeLeftController { get; set; }
  [Node] public KeyboardRemapButton StrafeRightKeyboard { get; set; }
  [Node] public JoypadRemapButton StrafeRightController { get; set; }
  [Node] public KeyboardRemapButton AttackKeyboard { get; set; }
  [Node] public JoypadRemapButton AttackController { get; set; }
  [Node] public KeyboardRemapButton InteractKeyboard { get; set; }
  [Node] public JoypadRemapButton InteractController { get; set; }
  [Node] public KeyboardRemapButton InventoryKeyboard { get; set; }
  [Node] public JoypadRemapButton InventoryController { get; set; }
  [Node] public KeyboardRemapButton SortKeyboard { get; set; }
  [Node] public JoypadRemapButton SortController { get; set; }

  private Button _remappingButton = null;
  private InputEvent _remappingAction = null;

  private List<JoypadRemapButton> _actionJoyMap = [];
  private List<KeyboardRemapButton> _actionKeyMap = [];

  private SimpleInjector.Container _container;
  private ISaveFileManager _saveFileManager;

  [Signal] public delegate void SaveControllerInputEventHandler();

  public void OnReady()
  {
    _container = new SimpleInjector.Container();
    _container.Options.DefaultScopedLifestyle = new AsyncScopedLifestyle();
    _container.RegisterSingleton<IFileSystem, FileSystem>();
    _container.RegisterSingleton<ISaveFileManager, SaveFileManager>();
    _saveFileManager = _container.GetInstance<ISaveFileManager>();

    MoveForwardController.Action = GameInputs.MoveUp;
    MoveForwardKeyboard.Action = GameInputs.MoveUp;
    MoveLeftController.Action = GameInputs.MoveLeft;
    MoveLeftKeyboard.Action = GameInputs.MoveLeft;
    MoveRightController.Action = GameInputs.MoveRight;
    MoveRightKeyboard.Action = GameInputs.MoveRight;
    MoveBackwardController.Action = GameInputs.MoveDown;
    MoveBackwardKeyboard.Action = GameInputs.MoveDown;
    StrafeLeftController.Action = GameInputs.StrafeLeft;
    StrafeLeftKeyboard.Action = GameInputs.StrafeLeft;
    StrafeRightController.Action = GameInputs.StrafeRight;
    StrafeRightKeyboard.Action = GameInputs.StrafeRight;
    AttackController.Action = GameInputs.Attack;
    AttackKeyboard.Action = GameInputs.Attack;
    InteractController.Action = GameInputs.Interact;
    InteractKeyboard.Action = GameInputs.Interact;
    InventoryController.Action = GameInputs.Inventory;
    InventoryKeyboard.Action = GameInputs.Inventory;
    SortController.Action = GameInputs.InventorySort;
    SortKeyboard.Action = GameInputs.InventorySort;

    _actionJoyMap.Add(MoveForwardController);
    _actionJoyMap.Add(MoveLeftController);
    _actionJoyMap.Add(MoveRightController);
    _actionJoyMap.Add(MoveBackwardController);
    _actionJoyMap.Add(StrafeLeftController);
    _actionJoyMap.Add(StrafeRightController);
    _actionJoyMap.Add(AttackController);
    _actionJoyMap.Add(InteractController);
    _actionJoyMap.Add(InventoryController);
    _actionJoyMap.Add(SortController);

    _actionKeyMap.Add(MoveForwardKeyboard);
    _actionKeyMap.Add(MoveLeftKeyboard);
    _actionKeyMap.Add(MoveRightKeyboard);
    _actionKeyMap.Add(MoveBackwardKeyboard);
    _actionKeyMap.Add(StrafeLeftKeyboard);
    _actionKeyMap.Add(StrafeRightKeyboard);
    _actionKeyMap.Add(AttackKeyboard);
    _actionKeyMap.Add(InteractKeyboard);
    _actionKeyMap.Add(InventoryKeyboard);
    _actionKeyMap.Add(SortKeyboard);

    MoveForwardKeyboard.Remap += OnRemap;
    MoveForwardController.Remap += OnRemap;
    MoveLeftKeyboard.Remap += OnRemap;
    MoveLeftController.Remap += OnRemap;
    MoveRightKeyboard.Remap += OnRemap;
    MoveRightController.Remap += OnRemap;
    MoveBackwardKeyboard.Remap += OnRemap;
    MoveBackwardController.Remap += OnRemap;
    StrafeLeftKeyboard.Remap += OnRemap;
    StrafeLeftController.Remap += OnRemap;
    StrafeRightKeyboard.Remap += OnRemap;
    StrafeRightController.Remap += OnRemap;
    AttackKeyboard.Remap += OnRemap;
    AttackController.Remap += OnRemap;
    InteractKeyboard.Remap += OnRemap;
    InteractController.Remap += OnRemap;
    InventoryKeyboard.Remap += OnRemap;
    InventoryController.Remap += OnRemap;
    SortKeyboard.Remap += OnRemap;
    SortController.Remap += OnRemap;

    InputHelper.JoypadInputChanged += (string action, InputEvent input) =>
    {
      var buttonChanged = _actionJoyMap.SingleOrDefault(x => x.Action == action);
      if (buttonChanged != null)
      {
        buttonChanged.SetProcessInput(false);
        buttonChanged.Text = InputHelper.GetLabelForInput(input);
      }
      var allButtons = _actionKeyMap.Concat<InputMapButton>(_actionJoyMap);
      foreach (var button in allButtons)
        button.Disabled = false;
    };

    InputHelper.KeyboardInputChanged += (string action, InputEvent input) =>
    {
      var buttonChanged = _actionKeyMap.SingleOrDefault(x => x.Action == action);
      if (buttonChanged != null)
      {
        buttonChanged.SetProcessInput(false);
        buttonChanged.Text = InputHelper.GetLabelForInput(input);
      }
      var allButtons = _actionKeyMap.Concat<InputMapButton>(_actionJoyMap);
      foreach (var button in allButtons)
        button.Disabled = false;
    };
  }

  public void LoadControllerInput(string jsonData)
  {
    InputHelper.DeserializeInputsForActions(jsonData);
    InitializeButtonText();
  }

  public void InitializeButtonText()
  {
    MoveForwardKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.MoveUp));
    MoveForwardController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.MoveUp));
    MoveLeftKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.MoveLeft));
    MoveLeftController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.MoveLeft));
    MoveRightKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.MoveRight));
    MoveRightController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.MoveRight));
    MoveBackwardKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.MoveDown));
    MoveBackwardController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.MoveDown));
    StrafeLeftKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.StrafeLeft));
    StrafeLeftController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.StrafeLeft));
    StrafeRightKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.StrafeRight));
    StrafeRightController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.StrafeRight));
    AttackKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.Attack));
    AttackController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.Attack));
    InteractKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.Interact));
    InteractController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.Interact));
    InventoryKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.Inventory));
    InventoryController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.Inventory));
    SortKeyboard.Text = InputHelper.GetLabelForInput(InputHelper.GetKeyboardInputForAction(GameInputs.InventorySort));
    SortController.Text = InputHelper.GetLabelForInput(InputHelper.GetJoypadInputForAction(GameInputs.InventorySort));
  }

  private void OnRemap(InputMapButton inputButton)
  {
    inputButton.Text = "...";
    inputButton.SetProcessInput(true);
    var allButtons = _actionKeyMap.Concat<InputMapButton>(_actionJoyMap);
    foreach (var button in allButtons)
      button.Disabled = true;
    ReleaseFocus();
  }
}