using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;
using UnityEngine.UI;
using NaughtyAttributes;

public class WeaponExchangeController : MonoBehaviour
{
    [BoxGroup("Inventory Assignments"), SerializeField]
    private Transform inventoryPlayerRender;

    [BoxGroup("Inventory Assignments"), SerializeField]
    private Transform inventoryEquiptmentBar;

    [BoxGroup("Inventory Assignments"), SerializeField]
    private Transform inventoryBanner;

    [BoxGroup("Inventory Assignments"), SerializeField]
    private Transform inventoryText;

    [BoxGroup("Inventory Assignments"), SerializeField]
    private Transform inventoryKeyCodes;

    [BoxGroup("Inventory Assignments"), SerializeField]
    private Transform inventoryInspectionText;

    [BoxGroup("Inventory Assignments"), SerializeField]
    private Image inventoryBackground;

    private const float cachedInventoryBackgroundAlpha = 0.9568627f;
    [SerializeField] private Transform centerSelectedContainer;

    [BoxGroup("Search Functionality"), SerializeField]
    private TMP_InputField searchInput;

    [BoxGroup("Search Functionality"), SerializeField]
    private Button searchBuyListButton;

    [BoxGroup("Sell List Parents"), SerializeField]
    private Transform buyListParent;

    [BoxGroup("Sell List Parents"), SerializeField]
    private Transform sellListParent;

    [BoxGroup("Buttons"), SerializeField] private Button deListItemButton;
    [BoxGroup("Buttons"), SerializeField] private Button sellItemButton;
    [BoxGroup("Buttons"), SerializeField] private Button exitExchangeButton;

    [BoxGroup("Exchange Element Prefab"), SerializeField]
    private ExchangeElement exchangeElementPrefab;

    [BoxGroup("List Item"), SerializeField]
    private Image listItemBackground;

    [BoxGroup("List Item"), SerializeField]
    private ListItemPopup listItemPopup;

    [BoxGroup("Buy Listing")] public BuyListing BuyListing;
    private int listingItemID;
    private string listingItemLevel;
    private string listingItemName;

    private int delistItemID = -1;
    private int delistItemAmount = -1;
    private int delistItemCost = -1;

    private void OnEnable()
    {
        listItemBackground.gameObject.SetActive(false);
        listItemPopup.gameObject.SetActive(false);
        sellItemButton.gameObject.SetActive(false);
        centerSelectedContainer.gameObject.SetActive(false);
        deListItemButton.gameObject.SetActive(false);
    }

    private void Awake()
    {
        exitExchangeButton.onClick.AddListener(HandleExitExchange);
        sellItemButton.onClick.AddListener(HandleListItem);
        deListItemButton.onClick.AddListener(HandleDelistItem);
        searchBuyListButton.onClick.AddListener(HandleSearchBuyList);
    }

    private void Update()
    {
        if (inventoryBanner.gameObject.activeInHierarchy)
        {
            ToggleInventoryMenus(false);
        }
    }

    public Transform GetSellButton() => sellItemButton.transform;
    public GameObject GetCenterContainer() => centerSelectedContainer.gameObject;

    public void SetSellButtonText(string itemLevel, string itemName, int itemID)
    {
        sellItemButton.gameObject.SetActive(true);
        sellItemButton.GetComponentInChildren<TMP_Text>().SetText($"Click To Sell{(string.IsNullOrEmpty(itemLevel) ? string.Empty : $" {itemLevel}")} {itemName}");
        SetSellButtonData(itemLevel, itemName, itemID);
    }

    private void SetSellButtonData(string itemLevel, string itemName, int itemID)
    {
        this.listingItemLevel = itemLevel;
        this.listingItemName = itemName;
        this.listingItemID = itemID;
    }

    private void HandleListItem()
    {
        listItemPopup.gameObject.SetActive(true);
        listItemBackground.gameObject.SetActive(true);
        listItemPopup.SetListingData(listingItemID, listingItemLevel, listingItemName);
    }

    private void HandleDelistItem()
    {
        sellItemButton.gameObject.SetActive(false);
        centerSelectedContainer.gameObject.SetActive(false);

        if (delistItemID != -1)
        {
            PacketManager.sendChatMessage($"/delist {delistItemID} {delistItemAmount} {delistItemCost}");
            ResetDelistVariables();
            deListItemButton.gameObject.SetActive(false);
        }
    }


    public void SetDelistItemData(int delistItemID, int delistItemAmount, int delistItemCost, string itemName)
    {
        deListItemButton.gameObject.SetActive(true);
        this.delistItemID = delistItemID;
        this.delistItemAmount = delistItemAmount;
        this.delistItemCost = delistItemCost;
        deListItemButton.GetComponentInChildren<TMP_Text>().SetText($"De-List {itemName}");
        centerSelectedContainer.gameObject.SetActive(false);
    }

    public void UpdateBuyItems(int[] ids, int[] amounts, int[] prices, string[] sellernames)
    {
        foreach (Transform element in buyListParent)
        {
            Destroy(element.gameObject);
        }

        int size = ids.Length;
        ItemDef itemDef = ItemDef.GetInstance();

        for (int i = 0; i < size; i++)
        {
            ExchangeElement element = Instantiate(exchangeElementPrefab, buyListParent);
            int itemID = ids[i];
            int itemAmount = amounts[i];
            string itemLevel = itemDef.getItemLevel(ids[i]);
            string itemName = itemDef.getItemName(ids[i]);
            int itemCost = prices[i];
            string sellerName = sellernames[i];

            element.SetData(ExchangeElementType.BUY, itemID, itemLevel, itemName, itemCost, itemAmount, sellerName);
        }
    }

    public void UpdateSellItems(int[] ids, int[] amounts, int[] prices)
    {
        foreach (Transform element in sellListParent)
        {
            Destroy(element.gameObject);
        }

        int size = ids.Length;
        ItemDef itemDef = ItemDef.GetInstance();

        for (int i = 0; i < size; i++)
        {
            ExchangeElement element = Instantiate(exchangeElementPrefab, sellListParent);
            int itemID = ids[i];
            int itemAmount = amounts[i];
            string itemLevel = itemDef.getItemLevel(ids[i]);
            string itemName = itemDef.getItemName(ids[i]);
            int itemCost = prices[i];

            element.SetData(ExchangeElementType.SELL, itemID, itemLevel, itemName, itemCost, itemAmount);
        }
    }

    private void HandleSearchBuyList()
    {
        string input = searchInput.text;
        PacketManager.sendChatMessage("/search " + input.Trim());
    }

    private void ToggleInventoryMenus(bool isOn)
    {
        inventoryEquiptmentBar.gameObject.SetActive(isOn);
        inventoryPlayerRender.gameObject.SetActive(isOn);
        inventoryBanner.gameObject.SetActive(isOn);
        inventoryText.gameObject.SetActive(isOn);
        inventoryInspectionText.gameObject.SetActive(isOn);
        inventoryKeyCodes.gameObject.SetActive(isOn);

        Color tempCol = inventoryBackground.color;
        tempCol.a = isOn ? cachedInventoryBackgroundAlpha : 1.0f;
        inventoryBackground.color = tempCol;
    }

    private void HandleExitExchange()
    {
        PacketManager.sendChatMessage("/closeExchange");
        searchInput.text = "";
        UIManager.Instance.Inventory.SetActive(false);
        gameObject.SetActive(false);
        Player.Instance.UpdatePlayerOnMenuClose();
        UIManager.Instance.WeaponStatsManager.GetCanvasGroup().alpha = 0;
    }

    private void ResetDelistVariables()
    {
        delistItemID = -1;
        delistItemAmount = -1;
        delistItemCost = -1;
    }

    private void OnDisable()
    {
        ToggleInventoryMenus(true);
        UIManager.Instance.WeaponStatsManager?.HideCall();
    }
}