using System;
using System.Collections;
using System.Collections.Generic;
using Invector.vShooter;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace Beyond
{
    public class InventoryMenuController : MonoBehaviour
    {
        [SerializeField] private MenuScroll menuScroll;

        [SerializeField] private bEquipArea weaponsArea;
        [SerializeField] private bItemWindow weaponsItemPicker;

        [SerializeField] private bEquipArea othersArea;
        [SerializeField] private bItemWindow othersItemPicker;

        [SerializeField] private bItemSlot consumablesSlotPrefab, othersSlotPrefab;

        [SerializeField] private bItemManager itemManager;
        [SerializeField] private TMP_Text categoryText;

        [SerializeField] private Image weaponImage, blueprintsImage, consumablesImage, resourcesImage;

        private List<bItemType> weaponTypes = new List<bItemType> { bItemType.Swords, bItemType.Axes };
        private List<bItemType> blueprintTypes = new List<bItemType> { bItemType.Builder };
        private List<bItemType> consumableTypes = new List<bItemType> { bItemType.Consumable, bItemType.ConsumablesFaith };
        private List<bItemType> resourcesTypes = new List<bItemType> { bItemType.Resources, bItemType.Gemstones };

        public List<bItemType> currentTypes = new List<bItemType>();

        private bEquipArea currentlySelectedArea;

        public void OpenInventory()
        {
            OpenWeaponArea();
            menuScroll.OnOpened += RefreshEquipmentWindow;
            itemManager.onFinishItemDestroy += RefreshEquipmentWindow;
            ///  inventory.OnUpdateInventory += RefreshEquipmentWindow;
        }

        public void CloseInventory()
        {
            itemManager.onFinishItemDestroy -= RefreshEquipmentWindow;

            menuScroll.OnOpened -= RefreshEquipmentWindow;
        }

        public void OpenWeaponArea()
        {
            currentTypes = weaponTypes;
            SetEquipmentAreaIfNotCorrect(weaponsArea, weaponsItemPicker);
            categoryText.text = "Weapons";
            Player.Instance.PlayCategoryChangeSound();
            currentlySelectedArea.SetEquipmentwindowWithFilter(currentTypes);
            weaponImage.enabled = true;
            blueprintsImage.enabled = false;
            consumablesImage.enabled = false;
            resourcesImage.enabled = false;
        }

        public void OpenBlueprintsArea()
        {
            currentTypes = blueprintTypes;
            if (othersItemPicker.slotPrefab != othersSlotPrefab)
            {
                othersItemPicker.ClearSlots();
                othersItemPicker.slotPrefab = othersSlotPrefab;
            }
            SetEquipmentAreaIfNotCorrect(othersArea, othersItemPicker);
            categoryText.text = "Blueprints";
            Player.Instance.PlayCategoryChangeSound();
            currentlySelectedArea.SetEquipmentwindowWithFilter(currentTypes);
            weaponImage.enabled = false;
            blueprintsImage.enabled = true;
            consumablesImage.enabled = false;
            resourcesImage.enabled = false;
        }

        private void SetEquipmentAreaIfNotCorrect(bEquipArea area, bItemWindow itemPicker)
        {
            if (currentlySelectedArea != area && currentlySelectedArea != null)
            {
                currentlySelectedArea.DisableItemWindow();
            }
            currentlySelectedArea = area;
            //currentlySelectedArea.EnableItemWindow();
            currentlySelectedArea.SetNewItemWindow(itemPicker);
        }

        public void OpenConsumablesArea()
        {
            currentTypes = consumableTypes;
            othersItemPicker.ClearSlots();
            othersItemPicker.slotPrefab = consumablesSlotPrefab;
            SetEquipmentAreaIfNotCorrect(othersArea, othersItemPicker);
            categoryText.text = "Consumables";
            Player.Instance.PlayCategoryChangeSound();
            currentlySelectedArea.SetEquipmentwindowWithFilter(currentTypes);
            weaponImage.enabled = false;
            blueprintsImage.enabled = false;
            consumablesImage.enabled = true;
            resourcesImage.enabled = false;
        }

        public void TryToSelectGemstoneInResources()
        {
            OpenResourcesArea();
            TryToSelectGemstone();
            //menuScroll.OnOpened += TryToSelectGemstone;
        }

        public void TryToSelectShadowSlayerInWeaponsArea()
        {
            //   OpenResourcesArea();
            menuScroll.OnOpened += TryToSelectShadowSlayer;
        }

        public void OpenResourcesArea()
        {
            currentTypes = resourcesTypes;
            if (othersItemPicker.slotPrefab != othersSlotPrefab)
            {
                othersItemPicker.ClearSlots();
                othersItemPicker.slotPrefab = othersSlotPrefab;
            }
            SetEquipmentAreaIfNotCorrect(othersArea, othersItemPicker);
            categoryText.text = "Resources";
            Player.Instance.PlayCategoryChangeSound();
            currentlySelectedArea.SetEquipmentwindowWithFilter(currentTypes);
            weaponImage.enabled = false;
            blueprintsImage.enabled = false;
            consumablesImage.enabled = false;
            resourcesImage.enabled = true;
        }

        private void TryToSelectGemstone()
        {
            bItemSlot gemstoneSlot = othersItemPicker.slots.Find(slot => slot.item && slot.item.type == bItemType.Gemstones);
            if (gemstoneSlot)
            {
                gemstoneSlot.OnSelect(null);
            }
            // menuScroll.OnOpened -= TryToSelectGemstone;
        }

        private void TryToSelectShadowSlayer()
        {
            bItemSlot swordSlot = weaponsItemPicker.slots.Find(slot => slot.item && slot.item.name == "Shadow Slayer");
            if (swordSlot)
            {
                swordSlot.OnSelect(null);
            }
            menuScroll.OnOpened -= TryToSelectShadowSlayer;
        }

        public void RefreshEquipmentWindow(int index)
        {
            RefreshEquipmentWindow();
        }

        public void RefreshEquipmentWindow()
        {
            if (currentlySelectedArea != null)
            {
                currentlySelectedArea.SetEquipmentwindowWithFilter(currentTypes);
            }
            else
            {
                currentlySelectedArea = weaponsArea;
                currentTypes = weaponTypes;
                currentlySelectedArea.SetEquipmentwindowWithFilter(weaponTypes);
            }
        }

        private void OnDestroy()
        {
            if (menuScroll)
            {
                menuScroll.OnOpened -= RefreshEquipmentWindow;
            }

            if (itemManager)
            {
                itemManager.onFinishItemDestroy -= RefreshEquipmentWindow;
            }
        }
    }
}