using UnityEngine;
using VContainer;
using YachtDice.Economy;
using YachtDice.Modifiers.Runtime;

namespace YachtDice.Inventory
{
    public class InventoryController : MonoBehaviour
    {
        [SerializeField] private InventoryView inventoryView;

        private InventoryModel _model;
        private CurrencyBank _currencyBank;

        public InventoryModel Model => _model;

        [Inject]
        public void Construct(InventoryModel model, CurrencyBank currencyBank)
        {
            this._model = model;
            this._currencyBank = currencyBank;
        }

        private void Start()
        {
            inventoryView.OnActivateClicked += HandleActivate;
            inventoryView.OnDeactivateClicked += HandleDeactivate;
            inventoryView.OnSellClicked += HandleSell;

            _model.OnInventoryChanged += HandleInventoryChanged;

            RefreshView();
        }

        private void OnDestroy()
        {
            if (inventoryView != null)
            {
                inventoryView.OnActivateClicked -= HandleActivate;
                inventoryView.OnDeactivateClicked -= HandleDeactivate;
                inventoryView.OnSellClicked -= HandleSell;
            }

            if (_model != null)
                _model.OnInventoryChanged -= HandleInventoryChanged;
        }

        public void ToggleVisibility()
        {
            if (inventoryView == null) return;

            if (inventoryView.IsVisible)
                inventoryView.Hide();
            else
                inventoryView.Show();
        }

        private void HandleActivate(ModifierInstance instance)
        {
            _model.TryActivate(instance);
        }

        private void HandleDeactivate(ModifierInstance instance)
        {
            _model.Deactivate(instance);
        }

        private void HandleSell(ModifierInstance instance)
        {
            if (instance.Definition == null) return;

            var sellPrice = instance.Definition.SellPrice;
            _model.RemoveModifier(instance);

            if (_currencyBank != null)
                _currencyBank.Add(sellPrice);
        }

        private void HandleInventoryChanged()
        {
            RefreshView();
        }

        private void RefreshView()
        {
            if (inventoryView != null && _model != null)
                inventoryView.Refresh(_model.OwnedModifiers, _model.MaxActiveSlots);
        }
    }
}