using Godot;
using System;
using Chickensoft.AutoInject;
using Chickensoft.Introspection;
using Movementtests.interfaces;using Movementtests.managers;
using Movementtests.systems;

[Meta(
    typeof(IAutoOn),
    typeof(IAutoConnect),
    typeof(IProvider)
)]
public partial class MainSceneTemplate : Node3D, IProvide<InventoryManager>
{
    public override void _Notification(int what) => this.Notify(what);
    
    [Node("PlayerFellRespawn")] private Marker3D? PlayerRespawnMarker { get; set; }
    private AnimationPlayer? _animationPlayer;
    private Node3D? _respawnabble;

    private Area3D? _playerFellPlane;
    private Area3D? _deathPlane;
    
    public required InventoryManager InventoryManager { get; set; }
    InventoryManager IProvide<InventoryManager>.Value() => InventoryManager;
    
    public void OnReady()
    {
        _animationPlayer = GetNode<AnimationPlayer>("AnimationPlayer");
        
        _playerFellPlane = GetNode<Area3D>("PlayerFellTP");
        _deathPlane = GetNode<Area3D>("DeathPlane");
        
        if (PlayerRespawnMarker == null) throw new Exception("Player respawn marker is null");
        if (_animationPlayer == null) throw new Exception("Animation player is null");
        if (_playerFellPlane == null) throw new Exception("Player reset plane is null");
        if (_deathPlane == null) throw new Exception("Enemy death plane is null");

        _playerFellPlane.BodyEntered += StartResetPlayerAnimation;
        _deathPlane.BodyEntered += KillEnemy;

        InventoryManager = new InventoryManager();
        AddChild(InventoryManager);
        this.Provide();
    }
    
    public void OnProvided()
    {
        // You can optionally implement this method. It gets called once you call
        // this.Provide() to inform AutoInject that the provided values are now
        // available.
    }

    public void ResetPlayerPosition()
    {
        if (_respawnabble == null || PlayerRespawnMarker == null) throw new Exception("Player or respawn marker is null");
        _respawnabble.GlobalPosition = PlayerRespawnMarker.GlobalPosition;
    }

    public void StartResetPlayerAnimation(Node3D body)
    {
        if (body is WeaponSystem weapon)
        {
            if (PlayerRespawnMarker == null) throw new Exception("Respawn marker is null");
            weapon.GlobalPosition = PlayerRespawnMarker.GlobalPosition;
            weapon.SetLinearVelocity(Vector3.Down);
            return;
        }
        _respawnabble = body as PlayerController;
        if (_respawnabble == null || _animationPlayer == null) throw new Exception("Player or anim player is null");
        _animationPlayer.Play("player_fell");
    }

    public void KillEnemy(Node3D body)
    {
        if (body is not IKillable killable)
        {
            body.QueueFree();
            return;
        }
        if (killable is not IHealthable healthable) 
        {
            body.QueueFree();
            return;
        }
        killable.Kill(healthable);
    }
}