M5: Windows client moderation UI; add C ABI getters for account list, user mute/deafen, channel topic

clients/windows/VoiceCat.App/Forms/MainForm.cs

@@ -19,10 +19,13 @@ public partial class MainForm : Form
     private List<ChannelInfo> _channels = [];
     private readonly Dictionary<uint, UserInfo> _users = [];
     private readonly HashSet<uint> _talkingUsers = [];
+    private PermissionsInfo _ownPermissions = new(false, false, false, false, false, false);
 
     // Voice state
     private uint _micStreamId; // 0 = not started
     private Keys _pttKey = Keys.F8;
+    private bool _serverMuted;
+    private bool _serverDeafened;
 
     public MainForm(VoiceCatClient client, uint selfUserId, string nickname)
     {
@@ -36,19 +39,18 @@ public partial class MainForm : Form
         _client.EventReceived += OnEvent;
         _client.LevelChanged += OnLevelChanged;
         _pumpTimer.Tick += (_, _) => _client.PumpEvents();
+
+        // M5: load own permissions and build permission-aware menus.
+        _ownPermissions = SafeGetPermissions();
+        BuildMenus();
+        BuildChannelContextMenu();
+        BuildUserContextMenu();
+
         _pumpTimer.Start();
 
         // Channel tree
         tvChannels.DoubleClick += TvChannels_DoubleClick;
         tvChannels.KeyDown += TvChannels_KeyDown;
-
-        // User list — double-click or Enter for per-user tuning, right-click for context menu
-        var ctxUsers = new ContextMenuStrip();
-        var miTune = new ToolStripMenuItem("&Adjust volume and noise settings...");
-        miTune.Click += (_, _) => OpenUserTuning();
-        ctxUsers.Opening += (_, _) => miTune.Enabled = lstUsers.SelectedItem is UserListItem;
-        ctxUsers.Items.Add(miTune);
-        lstUsers.ContextMenuStrip = ctxUsers;
         lstUsers.DoubleClick += (_, _) => OpenUserTuning();
         lstUsers.KeyDown += (_, e) => { if (e.KeyCode == Keys.Enter) OpenUserTuning(); };
 
@@ -89,7 +91,11 @@ public partial class MainForm : Form
         foreach (var u in users)
         {
             _users[u.Id] = u;
-            if (u.Id == _selfUserId) _currentChannelId = u.ChannelId;
+            if (u.Id == _selfUserId)
+            {
+                _currentChannelId = u.ChannelId;
+                UpdateSelfServerMuteState(u.ServerMuted, u.ServerDeafened);
+            }
         }
         RefreshChannelTree();
         RefreshUserList();
@@ -106,6 +112,105 @@ public partial class MainForm : Form
         LoadInputDevices();
     }
 
+    // ── Menu / context menu builders (M5) ─────────────────────────────────────
+
+    private PermissionsInfo SafeGetPermissions()
+    {
+        try { return _client.GetPermissions(); }
+        catch { return new PermissionsInfo(false, false, false, false, false, false); }
+    }
+
+    private void BuildMenus()
+    {
+        if (!_ownPermissions.CanAdminAccounts) return;
+
+        var adminMenu = new ToolStripMenuItem("&Admin");
+        var miAccounts = new ToolStripMenuItem("&Server accounts...");
+        miAccounts.Click += (_, _) =>
+        {
+            using var dlg = new AccountsDialog(_client);
+            dlg.ShowDialog(this);
+        };
+        adminMenu.DropDownItems.Add(miAccounts);
+        menuStrip.Items.Add(adminMenu);
+    }
+
+    private void BuildChannelContextMenu()
+    {
+        var ctx = new ContextMenuStrip();
+        ctx.Opening += (_, _) =>
+        {
+            ctx.Items.Clear();
+            bool hasSelection = tvChannels.SelectedNode?.Tag is uint;
+            bool canCreate = _ownPermissions.CanCreateTempChannel || _ownPermissions.IsAdmin;
+            bool isAdmin = _ownPermissions.IsAdmin;
+
+            if (hasSelection)
+            {
+                ctx.Items.Add("&Join", null, (_, _) => ChannelTreeJoinSelected());
+                ctx.Items.Add(new ToolStripSeparator());
+            }
+
+            if (canCreate)
+            {
+                ctx.Items.Add("&Create channel...", null, (_, _) => CreateChannel());
+            }
+
+            if (hasSelection && isAdmin)
+            {
+                ctx.Items.Add("&Edit channel...", null, (_, _) => EditSelectedChannel());
+                ctx.Items.Add("&Delete channel...", null, (_, _) => DeleteSelectedChannel());
+            }
+        };
+        tvChannels.ContextMenuStrip = ctx;
+    }
+
+    private void BuildUserContextMenu()
+    {
+        var ctx = new ContextMenuStrip();
+        ctx.Opening += (_, _) =>
+        {
+            ctx.Items.Clear();
+            if (lstUsers.SelectedItem is not UserListItem item) return;
+            if (!_users.TryGetValue(item.UserId, out var user)) return;
+            bool isSelf = user.Id == _selfUserId;
+
+            var miTune = new ToolStripMenuItem("&Adjust volume and noise settings...");
+            miTune.Click += (_, _) => OpenUserTuning();
+            ctx.Items.Add(miTune);
+
+            if (!isSelf)
+            {
+                ctx.Items.Add(new ToolStripSeparator());
+
+                if (_ownPermissions.CanMoveUsers || _ownPermissions.IsAdmin)
+                {
+                    ctx.Items.Add("&Move to channel...", null, (_, _) => MoveSelectedUser());
+                }
+                if (_ownPermissions.CanKick || _ownPermissions.IsAdmin)
+                {
+                    ctx.Items.Add("&Kick...", null, (_, _) => KickSelectedUser());
+                }
+                if (_ownPermissions.CanBan || _ownPermissions.IsAdmin)
+                {
+                    ctx.Items.Add("&Ban...", null, (_, _) => BanSelectedUser());
+                }
+
+                ctx.Items.Add(new ToolStripSeparator());
+
+                if (_ownPermissions.IsAdmin)
+                {
+                    ctx.Items.Add(user.ServerMuted ? "Server &unmute" : "Server &mute",
+                        null, (_, _) => ToggleServerMuteSelected());
+                    ctx.Items.Add(user.ServerDeafened ? "Server un&deafen" : "Server &deafen",
+                        null, (_, _) => ToggleServerDeafenSelected());
+                    ctx.Items.Add("&Set permissions...", null, (_, _) => SetPermissionsSelected());
+                }
+            }
+        };
+        lstUsers.ContextMenuStrip = ctx;
+    }
+
     // ── Event dispatch ────────────────────────────────────────────────────────
 
     private void OnEvent(VoiceCatEvent ev)
@@ -127,6 +232,12 @@ public partial class MainForm : Form
             case VcEventType.JoinResult:
                 HandleJoinResult(ev);
                 break;
+            case VcEventType.GenericResult:
+                HandleGenericResult(ev);
+                break;
+            case VcEventType.AccountList:
+                AddActivity("Account list updated");
+                break;
             case VcEventType.TextMessage:
                 HandleTextMessage(ev);
                 break;
@@ -166,7 +277,8 @@ public partial class MainForm : Form
 
     private void HandleUserJoined(VoiceCatEvent ev)
     {
-        var user = new UserInfo(ev.UserId, ev.Text ?? $"User#{ev.UserId}", false, ev.ChannelId);
+        var user = new UserInfo(ev.UserId, ev.Text ?? $"User#{ev.UserId}", false, ev.ChannelId,
+            false, false, false, false);
         _users[ev.UserId] = user;
         RefreshUserList();
         RebuildScopeCombo();
@@ -192,7 +304,11 @@ public partial class MainForm : Form
         foreach (var u in users)
         {
             _users[u.Id] = u;
-            if (u.Id == _selfUserId) _currentChannelId = u.ChannelId;
+            if (u.Id == _selfUserId)
+            {
+                _currentChannelId = u.ChannelId;
+                UpdateSelfServerMuteState(u.ServerMuted, u.ServerDeafened);
+            }
         }
         RefreshChannelTree();
         RefreshUserList();
@@ -221,6 +337,13 @@ public partial class MainForm : Form
         }
     }
 
+    private void HandleGenericResult(VoiceCatEvent ev)
+    {
+        string prefix = ev.Result == VcResult.Ok ? "Success" : "Failed";
+        string detail = !string.IsNullOrEmpty(ev.Text) ? $": {ev.Text}" : "";
+        AddActivity($"{prefix}{detail} ({ev.Result})");
+    }
+
     private void HandleTextMessage(VoiceCatEvent ev)
     {
         string time = ev.TimestampUnixMs > 0
@@ -341,6 +464,8 @@ public partial class MainForm : Form
             string label = user.Nickname;
             if (user.Id == _selfUserId) label += " (you)";
             if (_talkingUsers.Contains(user.Id)) label += " (talking)";
+            if (user.SelfMicMuted || user.ServerMuted) label += " (muted)";
+            if (user.SelfDeafened || user.ServerDeafened) label += " (deafened)";
             lstUsers.Items.Add(new UserListItem(user.Id, label));
         }
         lstUsers.EndUpdate();
@@ -376,15 +501,19 @@ public partial class MainForm : Form
 
     private void UpdateStatusLabel()
     {
+        string suffix = "";
+        if (_serverMuted) suffix += " [server muted]";
+        if (_serverDeafened) suffix += " [server deafened]";
+
         if (_currentChannelId == 0)
         {
-            lblStatus.Text = $"Connected as {_nickname} — not in a channel.";
+            lblStatus.Text = $"Connected as {_nickname}{suffix} — not in a channel.";
             return;
         }
         string chanName = _channels.FirstOrDefault(c => c.Id == _currentChannelId)?.Name
                           ?? $"Channel #{_currentChannelId}";
         int count = _users.Values.Count(u => u.ChannelId == _currentChannelId);
-        lblStatus.Text = $"Connected as {_nickname} — {chanName} ({count} user{(count == 1 ? "" : "s")})";
+        lblStatus.Text = $"Connected as {_nickname}{suffix} — {chanName} ({count} user{(count == 1 ? "" : "s")})";
     }
 
     // ── Device management ─────────────────────────────────────────────────────
@@ -591,6 +720,130 @@ public partial class MainForm : Form
         _client.JoinChannel(channelId, password);
     }
 
+    private void ChannelTreeJoinSelected()
+    {
+        if (tvChannels.SelectedNode?.Tag is uint channelId)
+            JoinChannelRequest(channelId);
+    }
+
+    // ── M5: Moderation helpers ────────────────────────────────────────────────
+
+    private void UpdateSelfServerMuteState(bool muted, bool deafened)
+    {
+        bool wasMuted = _serverMuted;
+        bool wasDeafened = _serverDeafened;
+        _serverMuted = muted;
+        _serverDeafened = deafened;
+
+        if (muted && !wasMuted) AddActivity("You have been server-muted");
+        if (deafened && !wasDeafened) AddActivity("You have been server-deafened");
+        if (!muted && wasMuted) AddActivity("Server mute cleared");
+        if (!deafened && wasDeafened) AddActivity("Server deafen cleared");
+
+        UpdateStatusLabel();
+    }
+
+    private void CreateChannel()
+    {
+        using var dlg = new ChannelEditDialog(_channels);
+        if (dlg.ShowDialog(this) != DialogResult.OK || dlg.Result is null) return;
+        _client.CreateChannel(dlg.Result);
+    }
+
+    private void EditSelectedChannel()
+    {
+        if (tvChannels.SelectedNode?.Tag is not uint channelId) return;
+        var channel = _channels.FirstOrDefault(c => c.Id == channelId);
+        if (channel is null) return;
+
+        var editInfo = new ChannelEditInfo(
+            channel.Id,
+            channel.ParentId,
+            channel.Name,
+            channel.Topic,
+            channel.PasswordProtected,
+            null,
+            channel.MaxUsers,
+            0,
+            new AudioConfigInfo(0, false, 48000, 0, 20, 0, true, 0, false, 10));
+
+        using var dlg = new ChannelEditDialog(_channels, editInfo);
+        if (dlg.ShowDialog(this) != DialogResult.OK || dlg.Result is null) return;
+        _client.EditChannel(dlg.Result);
+    }
+
+    private void DeleteSelectedChannel()
+    {
+        if (tvChannels.SelectedNode?.Tag is not uint channelId) return;
+        var channel = _channels.FirstOrDefault(c => c.Id == channelId);
+        if (channel is null) return;
+
+        var confirm = MessageBox.Show(this, $"Delete channel \"{channel.Name}\"?",
+            "VoiceCat", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
+        if (confirm != DialogResult.Yes) return;
+
+        _client.DeleteChannel(channelId);
+    }
+
+    private UserInfo? SelectedUser()
+    {
+        if (lstUsers.SelectedItem is not UserListItem item) return null;
+        _users.TryGetValue(item.UserId, out var user);
+        return user;
+    }
+
+    private void MoveSelectedUser()
+    {
+        var user = SelectedUser();
+        if (user is null) return;
+        using var dlg = new MoveUserDialog(_channels, user.ChannelId);
+        if (dlg.ShowDialog(this) != DialogResult.OK) return;
+        _client.MoveUser(user.Id, dlg.SelectedChannelId);
+    }
+
+    private void KickSelectedUser()
+    {
+        var user = SelectedUser();
+        if (user is null) return;
+        using var dlg = new InputDialog("Kick user", "&Reason:", "Kicked by admin");
+        string? reason = dlg.ShowDialog(this) == DialogResult.OK ? dlg.TextValue : null;
+        _client.KickUser(user.Id, reason);
+    }
+
+    private void BanSelectedUser()
+    {
+        var user = SelectedUser();
+        if (user is null) return;
+        using var dlg = new BanUserDialog(user.Nickname);
+        if (dlg.ShowDialog(this) != DialogResult.OK) return;
+        _client.BanUser(user.Id, dlg.Reason, dlg.ExpiresUnixMs);
+    }
+
+    private void ToggleServerMuteSelected()
+    {
+        var user = SelectedUser();
+        if (user is null) return;
+        _client.SetServerMute(user.Id, !user.ServerMuted, user.ServerDeafened);
+    }
+
+    private void ToggleServerDeafenSelected()
+    {
+        var user = SelectedUser();
+        if (user is null) return;
+        _client.SetServerMute(user.Id, user.ServerMuted, !user.ServerDeafened);
+    }
+
+    private void SetPermissionsSelected()
+    {
+        var user = SelectedUser();
+        if (user is null) return;
+        // The C ABI does not expose a user's current permissions, so start unchecked.
+        var current = new PermissionsInfo(false, false, false, false, false, false);
+        using var dlg = new PermissionsDialog(user.Nickname, current);
+        if (dlg.ShowDialog(this) != DialogResult.OK || dlg.Result is null) return;
+        _client.SetPermission(user.Id, dlg.Result);
+    }
+
     // ── Per-user tuning ───────────────────────────────────────────────────────
 
     private void OpenUserTuning()