334 lines
8.2 KiB
C#
334 lines
8.2 KiB
C#
using System;
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using System.Collections.Generic;
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using TH1_Logic.Chat;
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using TH1_Logic.Net;
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using TH1_Logic.Steam;
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using TH1_UI.View.Bottom.Chat;
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using TMPro;
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using UnityEngine;
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using UnityEngine.UI;
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namespace TH1_UI.View.Bottom
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{
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/// <summary>
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/// 纯MonoBehaviour聊天区域，挂在UIBottomNet prefab上。
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/// 拉取模式：订阅 ChatManager.OnChatUpdated，对比 _displayedCount 增量显示新消息。
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/// </summary>
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public class UIBottomNetChatAreaMono : MonoBehaviour
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{
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// ---- 对外事件 ----
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public Action<string> OnSendMessage;
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// ---- 静态访问，供 InputLogic 查询/操作输入框 ----
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public static bool IsInputFieldFocused => _instance != null
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&& _instance._inputAreaVisible
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&& _instance.TextInputArea != null
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&& _instance.TextInputArea.isFocused;
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public static bool IsInputAreaVisible => _instance != null
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&& _instance._inputAreaVisible;
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public static bool IsActive => _instance != null && _instance._initialized;
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public static void HideInputArea()
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{
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if (_instance != null)
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_instance.SetInputAreaVisible(false);
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}
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public static void ShowInputArea()
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{
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if (_instance != null)
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_instance.SetInputAreaVisible(true);
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}
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public static void FocusInputField()
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{
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if (_instance != null && _instance.TextInputArea != null)
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_instance.TextInputArea.ActivateInputField();
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}
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/// <summary>
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/// Enter键专用：有文字就发送，没文字就关闭。
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/// </summary>
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public static void SendOrClose()
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{
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if (_instance == null) return;
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if (_instance.TextInputArea == null) return;
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string text = _instance.TextInputArea.text;
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if (!string.IsNullOrWhiteSpace(text))
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{
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_instance.OnSendMessage?.Invoke(text.Trim());
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_instance.TextInputArea.text = string.Empty;
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_instance.TextInputArea.ActivateInputField();
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}
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else
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{
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_instance.SetInputAreaVisible(false);
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}
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}
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private static UIBottomNetChatAreaMono _instance;
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// ---- Inspector 绑定 ----
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[Header("ChatButton - 控制输入区显隐")]
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public Button ChatButton;
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[Header("ChatShowArea - 常驻消息显示区")]
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public RectTransform ChatShowArea;
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public GameObject ChatPrefab; // NetChat_ChatPrefab
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[Header("ChatInputArea - 输入区")]
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public GameObject ChatInputArea;
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public TMP_InputField TextInputArea;
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public Button SendButton;
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[Header("配置")]
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public int MaxChatCount = 50;
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public float MessageLifetime = 10f;
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// ---- 内部数据 ----
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private readonly List<ChatRowEntry> _chatRows = new List<ChatRowEntry>();
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private bool _inputAreaVisible;
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private bool _initialized;
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private struct ChatRowEntry
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{
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public ChatMessageRowMono Row;
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public float SpawnTime;
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}
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// ------------------------------------------------------------------
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// Lifecycle
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// ------------------------------------------------------------------
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private void OnDestroy()
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{
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Shutdown();
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if (_instance == this) _instance = null;
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}
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private void Update()
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{
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if (!_initialized || _chatRows.Count == 0) return;
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// 从头部检查过期消息
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float now = Time.time;
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while (_chatRows.Count > 0)
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{
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var entry = _chatRows[0];
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if (now - entry.SpawnTime < MessageLifetime) break;
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_chatRows.RemoveAt(0);
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if (entry.Row != null)
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Destroy(entry.Row.gameObject);
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}
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}
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/// <summary>
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/// 外部调用的初始化，跟随 NetInfo 一起触发。
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/// ChatButton + ChatShowArea 显示并保持活跃，InputArea 隐藏。
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/// </summary>
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public void Init()
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{
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if (_initialized) return;
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_initialized = true;
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_instance = this;
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// 标记现有消息为已显示，不回显历史
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foreach (var item in ChatManager.Instance.ChatItems)
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item.AlreadyUIShow = true;
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// 确保 ChatButton 和 ChatShowArea 可见
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if (ChatButton != null)
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ChatButton.gameObject.SetActive(true);
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if (ChatShowArea != null)
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ChatShowArea.gameObject.SetActive(true);
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// 隐藏输入区
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SetInputAreaVisible(false);
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// 绑定按钮事件
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if (ChatButton != null)
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ChatButton.onClick.AddListener(ToggleInputArea);
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if (SendButton != null)
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SendButton.onClick.AddListener(OnSendButtonClick);
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if (TextInputArea != null)
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TextInputArea.onSubmit.AddListener(OnInputSubmit);
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// 订阅 ChatManager 变更回调
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ChatManager.Instance.OnChatUpdated += RefreshChatBox;
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}
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/// <summary>
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/// 关闭并清理，可由外部或 OnDestroy 调用。
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/// </summary>
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public void Shutdown()
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{
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if (!_initialized) return;
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_initialized = false;
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// 取消订阅
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ChatManager.Instance.OnChatUpdated -= RefreshChatBox;
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if (ChatButton != null)
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ChatButton.onClick.RemoveListener(ToggleInputArea);
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if (SendButton != null)
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SendButton.onClick.RemoveListener(OnSendButtonClick);
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if (TextInputArea != null)
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TextInputArea.onSubmit.RemoveListener(OnInputSubmit);
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ClearAll();
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}
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// ------------------------------------------------------------------
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// Public API
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// ------------------------------------------------------------------
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/// <summary>
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/// 添加一条系统消息（不经过ChatManager，直接显示）
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/// </summary>
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public void AddSystemMessage(string message)
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{
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var data = new ChatMessageData
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{
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SenderName = string.Empty,
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Message = message,
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IsSelf = false,
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IsSystem = true,
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Timestamp = DateTime.Now
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};
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CreateChatRow(data);
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}
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/// <summary>
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/// 清空所有已显示的消息行
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/// </summary>
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public void ClearAll()
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{
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for (int i = _chatRows.Count - 1; i >= 0; i--)
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{
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if (_chatRows[i].Row != null)
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Destroy(_chatRows[i].Row.gameObject);
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}
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_chatRows.Clear();
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}
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// ------------------------------------------------------------------
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// Core: 拉取 ChatManager 增量刷新
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// ------------------------------------------------------------------
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private void RefreshChatBox()
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{
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if (!_initialized) return;
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var items = ChatManager.Instance.ChatItems;
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var lobby = LobbyManager.Instance.Lobby;
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ulong selfId = lobby.GetSelfMemberId();
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for (int i = 0; i < items.Count; i++)
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{
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var item = items[i];
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if (item.AlreadyUIShow) continue;
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item.AlreadyUIShow = true;
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// 解析发言者名称
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var memberInfo = lobby.GetMemberInfo(item.SenderId);
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string senderName = memberInfo?.Name;
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if (string.IsNullOrEmpty(senderName))
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senderName = $"玩家{item.SenderId}";
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bool isSelf = item.SenderId == selfId;
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var data = new ChatMessageData
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{
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SenderName = senderName,
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Message = item.Message,
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IsSelf = isSelf,
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IsSystem = false,
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Timestamp = DateTime.Now
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};
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CreateChatRow(data);
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}
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}
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// ------------------------------------------------------------------
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// Internal
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// ------------------------------------------------------------------
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private void ToggleInputArea()
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{
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SetInputAreaVisible(!_inputAreaVisible);
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}
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private void SetInputAreaVisible(bool visible)
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{
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_inputAreaVisible = visible;
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if (ChatInputArea != null)
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ChatInputArea.SetActive(visible);
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if (visible && TextInputArea != null)
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TextInputArea.ActivateInputField();
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}
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private void OnSendButtonClick()
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{
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TrySendMessage();
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}
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private void OnInputSubmit(string _)
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{
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TrySendMessage();
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}
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private void TrySendMessage()
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{
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if (TextInputArea == null) return;
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string text = TextInputArea.text;
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if (string.IsNullOrWhiteSpace(text)) return;
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OnSendMessage?.Invoke(text.Trim());
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TextInputArea.text = string.Empty;
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TextInputArea.ActivateInputField();
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}
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private void CreateChatRow(ChatMessageData data)
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{
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if (ChatPrefab == null || ChatShowArea == null) return;
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// 超出上限，移除最早的消息
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while (_chatRows.Count >= MaxChatCount)
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{
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var oldest = _chatRows[0];
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_chatRows.RemoveAt(0);
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if (oldest.Row != null)
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Destroy(oldest.Row.gameObject);
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}
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var go = Instantiate(ChatPrefab, ChatShowArea);
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var row = go.GetComponent<ChatMessageRowMono>();
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if (row != null)
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{
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row.SetContent(data);
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_chatRows.Add(new ChatRowEntry { Row = row, SpawnTime = Time.time });
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}
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else
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{
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Destroy(go);
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}
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}
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}
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/// <summary>
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/// 单条聊天消息数据
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/// </summary>
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public class ChatMessageData
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{
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public string SenderName;
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public string Message;
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public bool IsSelf;
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public bool IsSystem;
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public DateTime Timestamp;
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}
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}
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