using TMPro;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.UI;

public class RoomDetailUI : MonoBehaviour
{
    [Header("References")]
    [SerializeField] private TMP_Text roomNameText;
    [SerializeField] private TMP_Text roomDescriptionText;
    [SerializeField] private TMP_Text roomStatusText;
    [SerializeField] private Button enterButton;
    [SerializeField] private TMP_Text enterButtonText;

    [Header("Default Text")]
    [SerializeField] private string emptyNameText = "방을 선택하세요";
    [TextArea(2, 4)]
    [SerializeField] private string emptyDescriptionText = "이동할 방을 선택하면 설명이 표시됩니다.";
    [SerializeField] private string emptyStatusText = "상태: -";

    private void Awake()
    {
        ShowEmpty();
    }

    public void ShowEmpty()
    {
        if (roomNameText != null)
        {
            roomNameText.text = emptyNameText;
        }

        if (roomDescriptionText != null)
        {
            roomDescriptionText.text = emptyDescriptionText;
        }

        if (roomStatusText != null)
        {
            roomStatusText.text = emptyStatusText;
        }

        if (enterButtonText != null)
        {
            enterButtonText.text = "입장하기";
        }

        if (enterButton != null)
        {
            enterButton.onClick.RemoveAllListeners();
            enterButton.interactable = false;
        }
    }

    public void ShowRoom(RoomData roomData, RoomState state, int currentMemoryPieces, UnityAction enterAction)
    {
        if (roomData == null)
        {
            ShowEmpty();
            return;
        }

        if (roomNameText != null)
        {
            roomNameText.text = roomData.RoomName;
        }

        if (roomDescriptionText != null)
        {
            roomDescriptionText.text = roomData.Description;
        }

        if (roomStatusText != null)
        {
            roomStatusText.text = GetStatusText(roomData, state, currentMemoryPieces);
        }

        bool canEnter = state != RoomState.Locked;

        if (enterButtonText != null)
        {
            enterButtonText.text = canEnter ? "입장하기" : "입장 불가";
        }

        if (enterButton != null)
        {
            enterButton.onClick.RemoveAllListeners();
            enterButton.interactable = canEnter;

            if (canEnter && enterAction != null)
            {
                enterButton.onClick.AddListener(enterAction);
            }
        }
    }

    private string GetStatusText(RoomData roomData, RoomState state, int currentMemoryPieces)
    {
        switch (state)
        {
            case RoomState.Locked:
                return $"잠김 - {roomData.GetLockedMessage(currentMemoryPieces)}";
            case RoomState.Cleared:
                return "클리어 완료";
            case RoomState.MemoryGot:
                return "기억의 조각 획득 완료";
            case RoomState.Unlocked:
            default:
                return "입장 가능";
        }
    }
}