TH1/Unity/Assets/Scripts/TH1_UI/View/Common/UINetErrorAreaMono.cs

using System;
using System.Collections.Generic;
using System.Text;
using TH1_Logic.Net;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace TH1_UI.View.Common
{
	public class UINetErrorAreaMono : MonoBehaviour
	{
		[Header("Toggle")]
		public Button ToggleButton;
		public GameObject LogArea;

		[Header("Log List")]
		public RectTransform Content;
		public GameObject LogItemPrefab;
		public ScrollRect ScrollRect;

		[Header("Config")]
		public int MaxLogCount = 100;

		private readonly Queue<GameObject> _logItems = new Queue<GameObject>();
		private bool _initialized;
		private bool _logAreaVisible;

		private void OnDestroy()
		{
			Shutdown();
		}

		public void Init()
		{
			if (_initialized) return;
			_initialized = true;

			if (ToggleButton != null)
			{
				ToggleButton.gameObject.SetActive(true);
				ToggleButton.onClick.RemoveListener(ToggleLogArea);
				ToggleButton.onClick.AddListener(ToggleLogArea);
			}

			SetLogAreaVisible(false);
			foreach (var payload in NetworkPlayerTipManager.Instance.GetRecentPayloads())
				AddLog(payload, false);
			RebuildLogLayout();

			NetworkPlayerTipManager.Instance.OnTipRequested += OnNetworkPlayerTipRequested;
		}

		public void Shutdown()
		{
			if (!_initialized) return;
			_initialized = false;

			NetworkPlayerTipManager.Instance.OnTipRequested -= OnNetworkPlayerTipRequested;

			if (ToggleButton != null)
				ToggleButton.onClick.RemoveListener(ToggleLogArea);

			ClearLogs();
		}

		private void OnNetworkPlayerTipRequested(NetworkPlayerTipPayload payload)
		{
			AddLog(payload, true);
		}

		private void ToggleLogArea()
		{
			SetLogAreaVisible(!_logAreaVisible);
		}

		private void SetLogAreaVisible(bool visible)
		{
			_logAreaVisible = visible;
			if (LogArea != null)
				LogArea.SetActive(visible);
		}

		private void AddLog(NetworkPlayerTipPayload payload, bool rebuildLayout)
		{
			if (Content == null || LogItemPrefab == null)
			{
				Debug.LogWarning("[NetErrorArea] Log prefab or content is not assigned.");
				return;
			}

			while (_logItems.Count >= Mathf.Max(1, MaxLogCount))
			{
				var oldest = _logItems.Dequeue();
				if (oldest != null)
					Destroy(oldest);
			}

			var go = Instantiate(LogItemPrefab, Content);
			go.SetActive(true);

			var text = go.GetComponentInChildren<TMP_Text>();
			if (text != null)
				text.text = BuildLogText(payload);

			_logItems.Enqueue(go);

			if (rebuildLayout)
				RebuildLogLayout();
		}

		private void RebuildLogLayout()
		{
			if (Content != null)
				LayoutRebuilder.ForceRebuildLayoutImmediate(Content);

			if (ScrollRect != null)
			{
				Canvas.ForceUpdateCanvases();
				ScrollRect.verticalNormalizedPosition = 0f;
			}
		}

		private static string BuildLogText(NetworkPlayerTipPayload payload)
		{
			var sb = new StringBuilder();
			sb.Append('[').Append(DateTime.Now.ToString("HH:mm:ss")).Append("] ");
			sb.Append(payload?.TipType.ToString() ?? "NetworkTip");

			if (!string.IsNullOrEmpty(payload?.Title))
				sb.Append(" | ").Append(payload.Title);

			if (!string.IsNullOrEmpty(payload?.Message))
				sb.Append('\n').Append(payload.Message);

			return sb.ToString();
		}

		private void ClearLogs()
		{
			while (_logItems.Count > 0)
			{
				var go = _logItems.Dequeue();
				if (go != null)
					Destroy(go);
			}
			RebuildLogLayout();
		}
	}
}