| 1 | #nullable enable |
| 2 | |
| 3 | using Avalonia.Input; |
| 4 | using CascadeIDE.Models; |
| 5 | |
| 6 | namespace CascadeIDE.Features.Chat; |
| 7 | |
| 8 | public partial class ChatPanelViewModel |
| 9 | { |
| 10 | private string _pendingDeliveryMode = IntercomComposerDeliveryModes.Normal; |
| 11 | private readonly Queue<string> _followUpAgentInputs = new(); |
| 12 | private CancellationTokenSource? _agentTurnCts; |
| 13 | private int _followUpQueueCount; |
| 14 | |
| 15 | public int FollowUpQueueCount => _followUpQueueCount; |
| 16 | |
| 17 | partial void OnIsChatLoadingChanged(bool value) |
| 18 | { |
| 19 | OnPropertyChanged(nameof(IntercomComposerPlaceholder)); |
| 20 | SendChatCommand.NotifyCanExecuteChanged(); |
| 21 | } |
| 22 | |
| 23 | public string IntercomComposerPlaceholder => |
| 24 | IsChatLoading |
| 25 | ? FollowUpQueueCount > 0 |
| 26 | ? $"Агент отвечает… в очереди {FollowUpQueueCount}. Enter — перехват · Alt+Enter — очередь" |
| 27 | : "Агент отвечает… Enter — перехват · Alt+Enter — в очередь" |
| 28 | : "Сообщение, /команда или [M:Method]…"; |
| 29 | |
| 30 | /// <summary>Вызывается перед отправкой из composer (ADR 0116).</summary> |
| 31 | internal void PrepareDeliveryModeForComposerKey(IntercomComposerKeyKind kind, KeyEventArgs? keyEvent) |
| 32 | { |
| 33 | if (!IsChatLoading || kind != IntercomComposerKeyKind.Enter || keyEvent is null) |
| 34 | { |
| 35 | _pendingDeliveryMode = IntercomComposerDeliveryModes.Normal; |
| 36 | return; |
| 37 | } |
| 38 | |
| 39 | var alt = keyEvent.KeyModifiers.HasFlag(KeyModifiers.Alt); |
| 40 | _pendingDeliveryMode = alt |
| 41 | ? IntercomComposerDeliveryModes.FollowUp |
| 42 | : IntercomComposerDeliveryModes.Steer; |
| 43 | } |
| 44 | |
| 45 | internal string ConsumePendingDeliveryMode() |
| 46 | { |
| 47 | var mode = IntercomComposerDeliveryModes.Normalize(_pendingDeliveryMode); |
| 48 | _pendingDeliveryMode = IntercomComposerDeliveryModes.Normal; |
| 49 | return mode; |
| 50 | } |
| 51 | |
| 52 | internal bool ShouldDeferProviderDispatch(string deliveryMode) => |
| 53 | IsChatLoading && IntercomComposerDeliveryModes.IsFollowUp(deliveryMode); |
| 54 | |
| 55 | internal void CancelActiveAgentTurnIfSteer(string deliveryMode) |
| 56 | { |
| 57 | if (!IsChatLoading || !IntercomComposerDeliveryModes.IsSteer(deliveryMode)) |
| 58 | return; |
| 59 | |
| 60 | try |
| 61 | { |
| 62 | _agentTurnCts?.Cancel(); |
| 63 | } |
| 64 | catch (ObjectDisposedException) |
| 65 | { |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | internal void EnqueueFollowUpAgentInput(string agentInput) |
| 70 | { |
| 71 | if (string.IsNullOrWhiteSpace(agentInput)) |
| 72 | return; |
| 73 | |
| 74 | _followUpAgentInputs.Enqueue(agentInput.Trim()); |
| 75 | _followUpQueueCount = _followUpAgentInputs.Count; |
| 76 | OnPropertyChanged(nameof(FollowUpQueueCount)); |
| 77 | OnPropertyChanged(nameof(IntercomComposerPlaceholder)); |
| 78 | ChatLoadingStatusText = _followUpQueueCount > 0 |
| 79 | ? $"Агент отвечает… в очереди {_followUpQueueCount}" |
| 80 | : ChatLoadingStatusText; |
| 81 | } |
| 82 | |
| 83 | internal CancellationToken BeginAgentTurnCancellation() |
| 84 | { |
| 85 | _agentTurnCts?.Cancel(); |
| 86 | _agentTurnCts?.Dispose(); |
| 87 | _agentTurnCts = new CancellationTokenSource(); |
| 88 | return _agentTurnCts.Token; |
| 89 | } |
| 90 | |
| 91 | private async Task TryDispatchFollowUpQueueAsync() |
| 92 | { |
| 93 | if (_followUpAgentInputs.Count == 0) |
| 94 | return; |
| 95 | |
| 96 | var agentInput = _followUpAgentInputs.Dequeue(); |
| 97 | _followUpQueueCount = _followUpAgentInputs.Count; |
| 98 | OnPropertyChanged(nameof(FollowUpQueueCount)); |
| 99 | OnPropertyChanged(nameof(IntercomComposerPlaceholder)); |
| 100 | |
| 101 | IsChatLoading = true; |
| 102 | ChatLoadingStatusText = "Модель отвечает (очередь)…"; |
| 103 | try |
| 104 | { |
| 105 | if (string.Equals(_getActiveAiProvider(), "CursorACP", StringComparison.Ordinal)) |
| 106 | await SendChatWithCursorAcpAsync(agentInput).ConfigureAwait(false); |
| 107 | else |
| 108 | await SendChatWithStreamingProviderAsync(agentInput, agentInput).ConfigureAwait(false); |
| 109 | } |
| 110 | finally |
| 111 | { |
| 112 | await endIntercomProviderTurnAsync().ConfigureAwait(false); |
| 113 | } |
| 114 | } |
| 115 | } |
| 116 | |