| 1 | #nullable enable |
| 2 | |
| 3 | namespace CascadeIDE.Services; |
| 4 | |
| 5 | /// <summary>Имена видов связей в ответе <c>get_code_navigation_context</c> (режим <c>related</c> / основа <c>subgraph</c>).</summary> |
| 6 | public static class CodeNavigationRelatedKinds |
| 7 | { |
| 8 | public const string PartialPeer = "partial_peer"; |
| 9 | public const string ProjectPeer = "project_peer"; |
| 10 | public const string XamlCodeBehindPair = "xaml_codebehind_pair"; |
| 11 | public const string TestCounterpart = "test_counterpart"; |
| 12 | public const string SameNamespace = "same_namespace"; |
| 13 | public const string SameDirectory = "same_directory"; |
| 14 | |
| 15 | internal static readonly string[] All = |
| 16 | [ |
| 17 | PartialPeer, |
| 18 | ProjectPeer, |
| 19 | XamlCodeBehindPair, |
| 20 | TestCounterpart, |
| 21 | SameNamespace, |
| 22 | SameDirectory |
| 23 | ]; |
| 24 | |
| 25 | /// <summary>Каноническое имя вида или <c>null</c>, если токен не известен.</summary> |
| 26 | public static string? TryCanonicalKind(string? token) |
| 27 | { |
| 28 | if (string.IsNullOrWhiteSpace(token)) |
| 29 | return null; |
| 30 | var s = token.Trim(); |
| 31 | foreach (var k in All) |
| 32 | { |
| 33 | if (string.Equals(k, s, StringComparison.OrdinalIgnoreCase)) |
| 34 | return k; |
| 35 | } |
| 36 | |
| 37 | return null; |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | /// <summary> |
| 42 | /// Фильтр по видам связей: <c>include_kinds</c> — белый список (если задан и непустой); |
| 43 | /// <c>exclude_kinds</c> — вычитание. Неизвестные токены в списках игнорируются; если в <c>include</c> не осталось ни одного известного вида — считается «без ограничения по include». |
| 44 | /// </summary> |
| 45 | public readonly struct CodeNavigationKindFilter |
| 46 | { |
| 47 | private readonly HashSet<string>? _include; |
| 48 | private readonly HashSet<string> _exclude; |
| 49 | |
| 50 | private CodeNavigationKindFilter(HashSet<string>? include, HashSet<string> exclude) |
| 51 | { |
| 52 | _include = include; |
| 53 | _exclude = exclude; |
| 54 | } |
| 55 | |
| 56 | /// <summary><c>null</c> — без белого списка (все виды, кроме исключённых).</summary> |
| 57 | public IReadOnlyList<string>? EffectiveIncludeKinds => |
| 58 | _include is null ? null : _include.OrderBy(x => x, StringComparer.Ordinal).ToList(); |
| 59 | |
| 60 | /// <summary>Канонические исключённые виды (может быть пустым).</summary> |
| 61 | public IReadOnlyList<string> EffectiveExcludeKinds => |
| 62 | _exclude.Count == 0 ? Array.Empty<string>() : _exclude.OrderBy(x => x, StringComparer.Ordinal).ToList(); |
| 63 | |
| 64 | public static CodeNavigationKindFilter Create(IReadOnlyList<string>? includeKinds, IReadOnlyList<string>? excludeKinds) |
| 65 | { |
| 66 | var exclude = new HashSet<string>(StringComparer.OrdinalIgnoreCase); |
| 67 | if (excludeKinds is not null) |
| 68 | { |
| 69 | foreach (var t in excludeKinds) |
| 70 | { |
| 71 | var c = CodeNavigationRelatedKinds.TryCanonicalKind(t); |
| 72 | if (c is not null) |
| 73 | exclude.Add(c); |
| 74 | } |
| 75 | } |
| 76 | |
| 77 | HashSet<string>? include = null; |
| 78 | if (includeKinds is not null && includeKinds.Count > 0) |
| 79 | { |
| 80 | include = new HashSet<string>(StringComparer.OrdinalIgnoreCase); |
| 81 | foreach (var t in includeKinds) |
| 82 | { |
| 83 | var c = CodeNavigationRelatedKinds.TryCanonicalKind(t); |
| 84 | if (c is not null) |
| 85 | include.Add(c); |
| 86 | } |
| 87 | |
| 88 | if (include.Count == 0) |
| 89 | include = null; |
| 90 | } |
| 91 | |
| 92 | return new CodeNavigationKindFilter(include, exclude); |
| 93 | } |
| 94 | |
| 95 | public bool Allows(string kind) |
| 96 | { |
| 97 | if (string.IsNullOrEmpty(kind)) |
| 98 | return false; |
| 99 | if (_include is not null && !_include.Contains(kind)) |
| 100 | return false; |
| 101 | if (_exclude.Contains(kind)) |
| 102 | return false; |
| 103 | return true; |
| 104 | } |
| 105 | } |
| 106 | |