using Godot;
using System;

public partial class Seedpacket : TextureButton
{
    private const string PATH_TO_PACKED_SCENE = "res://scenes/gui/seedpacket.tscn";
    private PlantResource _resource;
    private Label _cost;
    private TextureRect _icon;
    private Timer _timer;
    private SeedpacketHandler _handler;

    public bool disablePacket = false;

    public static PackedScene Prefab { get; private set; }

    // Node overrides
    public override void _Ready()
    {
        if (_resource != null)
            UpdateContents();
        if (Prefab == null)
        {
            Prefab = ResourceLoader.Load<PackedScene>(PATH_TO_PACKED_SCENE);
        }
        _cost = GetNode<Label>("Cost");
        _icon = GetNode<TextureRect>("PlantPreviewContainer/Preview");
        _timer = GetNode<Timer>("RechargeTimer");
    }
    public override void _Process(double delta)
    {
        Disabled = disablePacket || _timer.TimeLeft > 0;
        if (_handler is ISeedpacketProcess processHandler) processHandler.Process();
    }
    public void SetPlantResource( PlantResource resource )
    {
        _resource = resource;
        
        UpdateContents();
    }

    public PlantResource GetPlantResource()
    {
        return _resource;
    }

    public void SetHandler(SeedpacketHandler newHandler)
    {
        disablePacket = false;
        _handler = newHandler;
    }

    protected virtual void UpdateContents()
    {
        _cost.Text = _resource.Cost.ToString();
        _icon.Texture = _resource.Preview;
        _timer.WaitTime = _resource.ReloadTime;
    }
    
    public override void _Pressed()
    {
        if (_handler is ISeedpacketPress pressHandler)
            pressHandler.Pressed();
    }

    public void Recharge()
    {
        _timer.Start();
        ReleaseFocus();
    }

    public void OnUnfocused()
    {
        if (_handler is ISeedpacketUnfocus unfocusHandler) unfocusHandler.OnUnfocused();
    }
}