| 1 | using System.IO; |
| 2 | using System.Threading; |
| 3 | using System.Threading.Tasks; |
| 4 | using Avalonia.Threading; |
| 5 | using CascadeIDE.Features.Lsp.DataAcquisition; |
| 6 | using CascadeIDE.Features.Editor.Application.Monaco; |
| 7 | using CascadeIDE.Services.Lsp; |
| 8 | |
| 9 | namespace CascadeIDE.ViewModels; |
| 10 | |
| 11 | /// <summary>Запуск/перезапуск C# LSP.</summary> |
| 12 | public partial class MainWindowViewModel |
| 13 | { |
| 14 | /// <summary>Варианты C# LSP (настройки; активен не более одного процесса).</summary> |
| 15 | public IReadOnlyList<string> CSharpLspProviderOptionsList => CSharpLspProviderIds.All; |
| 16 | |
| 17 | public bool IsCSharpLspProcessSelected => |
| 18 | !string.Equals(_csharpLspProvider, CSharpLspProviderIds.ParseOnly, StringComparison.OrdinalIgnoreCase); |
| 19 | |
| 20 | private string _csharpLspProvider = CSharpLspProviderIds.ParseOnly; |
| 21 | private string _csharpLspExecutable = ""; |
| 22 | private string _csharpLspArguments = ""; |
| 23 | |
| 24 | /// <summary><see cref="CSharpLspProviderIds"/>.</summary> |
| 25 | public string CSharpLspProvider |
| 26 | { |
| 27 | get => _csharpLspProvider; |
| 28 | set |
| 29 | { |
| 30 | var v = string.IsNullOrWhiteSpace(value) ? CSharpLspProviderIds.ParseOnly : value.Trim(); |
| 31 | if (!SetProperty(ref _csharpLspProvider, v)) |
| 32 | return; |
| 33 | _settings.Languages.CSharp.SetMode(v); |
| 34 | SaveSettingsIfChanged(); |
| 35 | OnPropertyChanged(nameof(IsCSharpLspProcessSelected)); |
| 36 | _ = RestartCSharpLanguageServerAsync(); |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | public string CSharpLspExecutable |
| 41 | { |
| 42 | get => _csharpLspExecutable; |
| 43 | set |
| 44 | { |
| 45 | var v = value ?? ""; |
| 46 | if (!SetProperty(ref _csharpLspExecutable, v)) |
| 47 | return; |
| 48 | _settings.Languages.CSharp.SetLaunchOverrides(_csharpLspProvider, v, _csharpLspArguments); |
| 49 | SaveSettingsIfChanged(); |
| 50 | _ = RestartCSharpLanguageServerAsync(); |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | public string CSharpLspArguments |
| 55 | { |
| 56 | get => _csharpLspArguments; |
| 57 | set |
| 58 | { |
| 59 | var v = value ?? ""; |
| 60 | if (!SetProperty(ref _csharpLspArguments, v)) |
| 61 | return; |
| 62 | _settings.Languages.CSharp.SetLaunchOverrides(_csharpLspProvider, _csharpLspExecutable, v); |
| 63 | SaveSettingsIfChanged(); |
| 64 | _ = RestartCSharpLanguageServerAsync(); |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | private async Task RestartCSharpLanguageServerAsync() |
| 69 | { |
| 70 | try |
| 71 | { |
| 72 | var snap = await UiScheduler.Default.InvokeAsync(() => |
| 73 | { |
| 74 | _workspaceDiagnostics.SetLspDiagnosticsHost(null); |
| 75 | _csharpLspHost?.Dispose(); |
| 76 | _csharpLspHost = null; |
| 77 | var csharpLsp = _settings.Languages.CSharp.ResolveForRuntime(); |
| 78 | return ( |
| 79 | Workspace.SolutionPath ?? "", |
| 80 | csharpLsp.Mode, |
| 81 | csharpLsp.Executable, |
| 82 | csharpLsp.Arguments); |
| 83 | }); |
| 84 | |
| 85 | if (string.Equals(snap.Item2, CSharpLspProviderIds.ParseOnly, StringComparison.OrdinalIgnoreCase)) |
| 86 | return; |
| 87 | if (string.IsNullOrWhiteSpace(snap.Item1) || !File.Exists(snap.Item1)) |
| 88 | return; |
| 89 | |
| 90 | var host = new CSharpLspDiagnosticsHost(); |
| 91 | var ok = await host.TryStartAsync(snap.Item2, snap.Item1, snap.Item3, snap.Item4, CancellationToken.None) |
| 92 | .ConfigureAwait(false); |
| 93 | |
| 94 | await UiScheduler.Default.InvokeAsync(() => |
| 95 | { |
| 96 | if (!ok) |
| 97 | { |
| 98 | host.Dispose(); |
| 99 | return; |
| 100 | } |
| 101 | |
| 102 | _csharpLspHost = host; |
| 103 | _workspaceDiagnostics.SetLspDiagnosticsHost(host); |
| 104 | foreach (var d in Documents.OpenDocuments) |
| 105 | { |
| 106 | if (d.FilePath.EndsWith(".cs", StringComparison.OrdinalIgnoreCase)) |
| 107 | host.EnsureOpened(d.FilePath, d.Content ?? ""); |
| 108 | } |
| 109 | }); |
| 110 | } |
| 111 | finally |
| 112 | { |
| 113 | await UiScheduler.Default.InvokeAsync(PublishIdeHostLspToDataBusAndRebuild); |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | /// <summary>Текст Quick Info для тултипа: при активном C# LSP — <c>textDocument/hover</c>, иначе in-process Roslyn.</summary> |
| 118 | public async Task<string?> GetEditorQuickInfoAsync(string filePath, string sourceText, int line, int column, CancellationToken ct = default) |
| 119 | { |
| 120 | if (_csharpLspHost is { IsActive: true }) |
| 121 | { |
| 122 | try |
| 123 | { |
| 124 | var h = await _csharpLspHost.RequestHoverAsync(filePath, sourceText, line, column, ct).ConfigureAwait(false); |
| 125 | if (!string.IsNullOrWhiteSpace(h)) |
| 126 | return h.Trim(); |
| 127 | } |
| 128 | catch |
| 129 | { |
| 130 | // fallback: Roslyn |
| 131 | } |
| 132 | } |
| 133 | |
| 134 | return CSharpLanguage.GetQuickInfo(filePath, sourceText, line, column, ct); |
| 135 | } |
| 136 | |
| 137 | internal CSharpLspDiagnosticsHost? CSharpLspHost => _csharpLspHost; |
| 138 | |
| 139 | internal bool TryNavigateCodeLens(string lensId) |
| 140 | { |
| 141 | var payload = MonacoEditorCodeLensComposer.TryResolveNavigation( |
| 142 | lensId, |
| 143 | NavigationMap.CodeNavigationMapGraphScene); |
| 144 | if (payload is null) |
| 145 | return false; |
| 146 | |
| 147 | EditorNavigation.TryNavigateGoTo( |
| 148 | payload.FullPath, |
| 149 | payload.LineStart ?? 1, |
| 150 | 1, |
| 151 | payload.LineEnd, |
| 152 | source: EditorNavigationSource.NavigationMap); |
| 153 | return true; |
| 154 | } |
| 155 | } |
| 156 | |