| 1 | using System.Collections.Immutable; |
| 2 | using Microsoft.CodeAnalysis; |
| 3 | using Microsoft.CodeAnalysis.CSharp; |
| 4 | using Microsoft.CodeAnalysis.CSharp.Syntax; |
| 5 | using Microsoft.CodeAnalysis.Diagnostics; |
| 6 | |
| 7 | namespace CascadeIDE.ArchitectureAnalyzers; |
| 8 | |
| 9 | /// <summary> |
| 10 | /// ADR 0046: прямые присваивания intent-флагам кабины (P/M колонки главного окна) только в согласованных точках, |
| 11 | /// чтобы политика CDS и VM не расходились незаметно. |
| 12 | /// </summary> |
| 13 | [DiagnosticAnalyzer(LanguageNames.CSharp)] |
| 14 | public sealed class CockpitIntentPropertyAssignmentAnalyzer : DiagnosticAnalyzer |
| 15 | { |
| 16 | public const string DiagnosticId = "CASCOPE003"; |
| 17 | |
| 18 | private const string MainVmMetadataName = "CascadeIDE.ViewModels.MainWindowViewModel"; |
| 19 | |
| 20 | private static readonly DiagnosticDescriptor Rule = new( |
| 21 | DiagnosticId, |
| 22 | "Intent раскладки кабины: присваивание вне белого списка", |
| 23 | "Прямое присваивание '{0}' вне разрешённых файлов; используйте ApplyPfdRegionExpanded / ApplyMfdRegionExpanded, relay-команды или слой UI-режима (см. ADR 0046, CockpitPresentationLayoutPolicy).", |
| 24 | "Architecture", |
| 25 | DiagnosticSeverity.Error, |
| 26 | isEnabledByDefault: true, |
| 27 | description: "Свойства видимости P/M — точка согласования с пресетом presentation; новые присваивания только через белый список или расширение анализатора."); |
| 28 | |
| 29 | public override ImmutableArray<DiagnosticDescriptor> SupportedDiagnostics => |
| 30 | ImmutableArray.Create(Rule); |
| 31 | |
| 32 | public override void Initialize(AnalysisContext context) |
| 33 | { |
| 34 | context.ConfigureGeneratedCodeAnalysis(GeneratedCodeAnalysisFlags.None); |
| 35 | context.EnableConcurrentExecution(); |
| 36 | context.RegisterSyntaxNodeAction(AnalyzeAssignment, SyntaxKind.SimpleAssignmentExpression); |
| 37 | } |
| 38 | |
| 39 | private static void AnalyzeAssignment(SyntaxNodeAnalysisContext context) |
| 40 | { |
| 41 | if (context.Node is not AssignmentExpressionSyntax assign || assign.Kind() != SyntaxKind.SimpleAssignmentExpression) |
| 42 | return; |
| 43 | |
| 44 | if (!IsMainWindowViewModelFile(context.Node.SyntaxTree.FilePath)) |
| 45 | return; |
| 46 | |
| 47 | var model = context.SemanticModel; |
| 48 | var symbol = model.GetSymbolInfo(assign.Left).Symbol; |
| 49 | if (symbol is null) |
| 50 | return; |
| 51 | |
| 52 | if (!IsCockpitIntentMember(symbol, out var displayName)) |
| 53 | return; |
| 54 | |
| 55 | if (IsAllowedSourcePath(context.Node.SyntaxTree.FilePath)) |
| 56 | return; |
| 57 | |
| 58 | context.ReportDiagnostic(Diagnostic.Create(Rule, assign.GetLocation(), displayName)); |
| 59 | } |
| 60 | |
| 61 | private static bool IsMainWindowViewModelFile(string? path) |
| 62 | { |
| 63 | if (string.IsNullOrEmpty(path)) |
| 64 | return false; |
| 65 | var n = path!.Replace('\\', '/'); |
| 66 | return n.Contains("/ViewModels/MainWindowViewModel", StringComparison.OrdinalIgnoreCase); |
| 67 | } |
| 68 | |
| 69 | private static bool IsCockpitIntentMember(ISymbol symbol, out string displayName) |
| 70 | { |
| 71 | displayName = symbol.Name; |
| 72 | if (symbol is IPropertySymbol or IFieldSymbol) |
| 73 | { |
| 74 | if (!IsMainWindowViewModel(symbol.ContainingType)) |
| 75 | { |
| 76 | displayName = ""; |
| 77 | return false; |
| 78 | } |
| 79 | |
| 80 | return symbol.Name switch |
| 81 | { |
| 82 | "IsPfdRegionExpanded" or "IsMfdRegionExpanded" => true, |
| 83 | "_isPfdRegionExpanded" or "_isMfdRegionExpanded" => true, |
| 84 | _ => false, |
| 85 | }; |
| 86 | } |
| 87 | |
| 88 | displayName = ""; |
| 89 | return false; |
| 90 | } |
| 91 | |
| 92 | private static bool IsMainWindowViewModel(INamedTypeSymbol? type) |
| 93 | { |
| 94 | if (type is null) |
| 95 | return false; |
| 96 | return type.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat) == $"global::{MainVmMetadataName}"; |
| 97 | } |
| 98 | |
| 99 | private static bool IsAllowedSourcePath(string? path) |
| 100 | { |
| 101 | if (string.IsNullOrEmpty(path)) |
| 102 | return false; |
| 103 | |
| 104 | var p = path!.Replace('\\', '/'); |
| 105 | |
| 106 | // Тесты и сэмплы могут имитировать VM или поднимать фиктивные присваивания. |
| 107 | if (p.Contains("/CascadeIDE.Tests/", StringComparison.OrdinalIgnoreCase) |
| 108 | || p.Contains("/samples/", StringComparison.OrdinalIgnoreCase)) |
| 109 | return true; |
| 110 | |
| 111 | static bool EndsWithFile(string full, string fileName) => |
| 112 | full.EndsWith("/" + fileName, StringComparison.OrdinalIgnoreCase); |
| 113 | |
| 114 | return EndsWithFile(p, "MainWindowViewModel.PresentationLayoutAuthority.cs") |
| 115 | || EndsWithFile(p, "MainWindowViewModel.RelayCommands.cs") |
| 116 | || EndsWithFile(p, "MainWindowViewModel.cs") |
| 117 | || EndsWithFile(p, "MainWindowViewModel.ShellConstruction.cs") |
| 118 | || EndsWithFile(p, "MainWindowViewModel.ShellState.cs") |
| 119 | || EndsWithFile(p, "MainWindowViewModel.UiGitWorkspace.cs"); |
| 120 | } |
| 121 | } |
| 122 | |