272 lines
11 KiB
C#
272 lines
11 KiB
C#
using System.Text;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Documents;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Navigation;
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using System.Windows.Shapes;
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using System.Net.Sockets;//socket库
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using System.Net.Http;
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using System.Net;
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using System.IO;
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using System;
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using System.Security.Policy;
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using log4net;
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using log4net.Config;
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using System.Text.Json;
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using chatclient.Data;
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using System.ComponentModel;
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using System.Collections.ObjectModel;
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using System.Windows.Threading;
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using System.Collections.Specialized;
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[assembly: XmlConfigurator(ConfigFile = "config/log4net.config", Watch = true)]
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namespace chatclient
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{
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/// <summary>
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/// Interaction logic for MainWindow.xaml
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/// </summary>
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public partial class MainWindow : Window, INotifyPropertyChanged
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{
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LoginWindow Login = new();
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static string? receive;
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public static string? UserName = null;
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private static readonly ILog log = LogManager.GetLogger(typeof(MainWindow));
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public static Socket? Client;
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public static readonly HttpClient HttpClient = new HttpClient();
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public event PropertyChangedEventHandler? PropertyChanged;
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private string? _Username;
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public string? Username
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{
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get { return _Username; }
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set
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{
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_Username = value;
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Update("Username");
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}
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}
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// 消息列表
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public ObservableCollection<ChatMessage> Messages { get; } = new ObservableCollection<ChatMessage>();
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private ItemsControl MessageList => messageList;
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private ScrollViewer MessageScroller => messageScroller;
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private void Update(string UpdateName)
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{
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(UpdateName));
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}
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public MainWindow()
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{
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InitializeComponent();
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this.DataContext = this;
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log.Info("Hello World!");
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this.Hide();
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Client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
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try
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{
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log.Info($"连接服务器 {Server.ServerIP}:{Server.ServerPort} ");
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Client.Connect(Server.ServerIP, Server.ServerPort);
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}
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catch (Exception ex)
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{
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Client.Close();
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log.Error(ex);
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}
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Login.Show();
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Thread th = new Thread(Receive);
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th.Start();
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MessageList.ItemsSource = Messages;
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((INotifyCollectionChanged)MessageList.Items).CollectionChanged += (s, e) =>
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{
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// 确保有足够的时间让UI更新
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Dispatcher.BeginInvoke(new Action(() =>
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{
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MessageScroller.ScrollToEnd();
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}), DispatcherPriority.ContextIdle);
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};
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}
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static void Receive()
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{
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byte[] buffer = new byte[1024];
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try
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{
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while (true)
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{
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int num = Client!.Receive(buffer);
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if (num == 0) break;
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if (Client.Poll(100, SelectMode.SelectRead) && Client.Available == 0 || !Client.Connected)
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{
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log.Error("连接已断开");
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break;
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}
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receive = Encoding.UTF8.GetString(buffer, 0, num);
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response(receive);
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}
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}
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catch (Exception ex)
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{
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log.Error(ex);
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}
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finally
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{
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Client?.Close();
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}
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}
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static void response(string msg)
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{
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log.Info($"收到服务器消息: {msg}");
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try
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{
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var Type = JsonSerializer.Deserialize<RegisterData>(msg);
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if (Type != null)
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{
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var LoginResponse = JsonSerializer.Deserialize<LoginResultData>(msg);
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if (Type.type == "login_1")
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{
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if (LoginResponse!.status == "success" && LoginResponse != null)
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{
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log.Info($"用户 {UserName} 登录成功");
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Application.Current.Dispatcher.Invoke(() =>
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{
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var mainWindow = Application.Current.Windows.OfType<MainWindow>().FirstOrDefault();
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if (mainWindow != null)
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{
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mainWindow.Username = UserName;
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mainWindow.Show();
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var loginWindow = Application.Current.Windows.OfType<LoginWindow>().FirstOrDefault();
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loginWindow?.Close();
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mainWindow.Activate();
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}
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});
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}
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else
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{
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Application.Current.Dispatcher.Invoke(() =>
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{
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var loginWindow = Application.Current.Windows.OfType<LoginWindow>().FirstOrDefault();
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if (loginWindow != null)
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{
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loginWindow.LoginMsg = LoginResponse != null ? LoginResponse.message : "服务器返回错误";
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}
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});
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}
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}
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else if (Type.type == "login_0" && LoginResponse != null)
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{
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log.Warn($"登录失败: {LoginResponse.message}\nMsg:{msg}");
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Application.Current.Dispatcher.Invoke(() =>
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{
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var loginWindow = Application.Current.Windows.OfType<LoginWindow>().FirstOrDefault();
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if (loginWindow != null)
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{
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loginWindow.LoginMsg = "用户名或密码错误";
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}
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});
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}
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else if (Type.type == "chat")
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{
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var chat = JsonSerializer.Deserialize<ChatRegisterData>(msg);
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if (chat != null)
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{
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Application.Current.Dispatcher.Invoke(() =>
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{
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// 处理聊天消息
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var chatmessage = new ChatMessage
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{
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Sender = chat.user ?? "未知用户",
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Type = MessageType.Text,
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Image = new BitmapImage(new Uri(chat.image ?? "pack://application:,,,/resource/user.png", UriKind.Absolute)),
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Content = chat.message ?? "无内容",
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Timestamp = chat.timestamp,
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Alignment = HorizontalAlignment.Left,
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SenderColor = new SolidColorBrush(Colors.Black)
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};
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var mainWindow = Application.Current.Windows.OfType<MainWindow>().FirstOrDefault();
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mainWindow?.Messages.Add(chatmessage);
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});
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}
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else
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{
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log.Error("反序列化聊天数据时返回了 null");
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}
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}
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else
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{
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log.Error($"未知的消息类型: {Type.type}，请检查服务器响应格式");
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}
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}
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}
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catch (JsonException ex)
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{
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log.Error("JSON解析错误", ex);
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}
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catch (Exception ex)
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{
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log.Error("处理响应时发生错误", ex);
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}
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}
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private void SendMessage_Click(object sender, RoutedEventArgs e)
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{
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SendMessage();
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}
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private void SendMessage()
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{
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if (string.IsNullOrWhiteSpace(txtMessage.Text))
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return;
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// 获取当前选中的联系人
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//var contact = cmbContacts.SelectedItem as Contact;
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// 判断是否为群组，若是则收件人设为“所有人”，否则为联系人显示名
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//string recipient = contact?.IsGroup == true ? "所有人" : contact?.DisplayName;
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// 创建新消息
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var newMessage = new ChatMessage
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{
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Sender = "我",
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Type = MessageType.Text,
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Image = new BitmapImage(new Uri("pack://application:,,,/resource/user.png", UriKind.Absolute)), // 默认头像
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Content = txtMessage.Text,
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Timestamp = DateTime.Now,
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Alignment = HorizontalAlignment.Right, // 自己发送的消息靠右
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SenderColor = new SolidColorBrush(Colors.Blue)
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};
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var newChatMessage = new ChatData
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{
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type = "chat",
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message = newMessage.Content
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};
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string ChatJsonData = JsonSerializer.Serialize(newChatMessage);
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byte[] dataBytes = Encoding.UTF8.GetBytes(ChatJsonData);
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log.Info($"向服务器聊天信息(长度：{dataBytes.Length})");
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if (Client != null)
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{
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if (Client.Connected)
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{
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Client.Send(dataBytes);
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}
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else
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{
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try
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{
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log.Info("未连接服务器，尝试连接");
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Client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
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Client.Connect(IPAddress.Parse(Server.ServerIP), Server.ServerPort);
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}
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catch (Exception ex)
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{
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log.Error(ex);
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Client.Close();
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}
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//finally
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//{
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//
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//}
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}
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}
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// 添加到消息列表
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Messages.Add(newMessage);
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// 清空输入框
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txtMessage.Clear();
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}
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}
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} |