| 1 | #nullable enable |
| 2 | using System.Text.Json; |
| 3 | using System.Text.Json.Serialization; |
| 4 | |
| 5 | namespace CascadeIDE.Services; |
| 6 | |
| 7 | /// <summary>Слияние именованного пресета из JSON настроек с аргументами MCP.</summary> |
| 8 | public static class CodeNavigationPresetMerge |
| 9 | { |
| 10 | private sealed class PresetDto |
| 11 | { |
| 12 | [JsonPropertyName("include_kinds")] |
| 13 | public List<string>? IncludeKinds { get; set; } |
| 14 | |
| 15 | [JsonPropertyName("exclude_kinds")] |
| 16 | public List<string>? ExcludeKinds { get; set; } |
| 17 | } |
| 18 | |
| 19 | /// <summary> |
| 20 | /// <paramref name="requestInclude"/> / <paramref name="requestExclude"/> с не-<c>null</c> перезаписывают соответствующую сторону пресета; |
| 21 | /// для exclude пресет и запрос объединяются, если оба заданы (дедуп по канону). |
| 22 | /// </summary> |
| 23 | public static (IReadOnlyList<string>? Include, IReadOnlyList<string>? Exclude, string? Error) Merge( |
| 24 | string? presetName, |
| 25 | string presetsJson, |
| 26 | IReadOnlyList<string>? requestInclude, |
| 27 | IReadOnlyList<string>? requestExclude) |
| 28 | { |
| 29 | IReadOnlyList<string>? pInc = null; |
| 30 | IReadOnlyList<string>? pExc = null; |
| 31 | if (!string.IsNullOrWhiteSpace(presetName)) |
| 32 | { |
| 33 | if (!TryGetPreset(presetsJson, presetName.Trim(), out pInc, out pExc, out var err)) |
| 34 | return (null, null, err); |
| 35 | } |
| 36 | |
| 37 | var inc = requestInclude ?? pInc; |
| 38 | |
| 39 | if (requestExclude is not null && requestExclude.Count > 0) |
| 40 | { |
| 41 | if (pExc is { Count: > 0 }) |
| 42 | { |
| 43 | var set = new HashSet<string>(StringComparer.OrdinalIgnoreCase); |
| 44 | foreach (var x in pExc) |
| 45 | { |
| 46 | var c = CodeNavigationRelatedKinds.TryCanonicalKind(x); |
| 47 | if (c is not null) |
| 48 | set.Add(c); |
| 49 | } |
| 50 | |
| 51 | foreach (var x in requestExclude) |
| 52 | { |
| 53 | var c = CodeNavigationRelatedKinds.TryCanonicalKind(x); |
| 54 | if (c is not null) |
| 55 | set.Add(c); |
| 56 | } |
| 57 | |
| 58 | return (inc, set.OrderBy(x => x, StringComparer.Ordinal).ToList(), null); |
| 59 | } |
| 60 | |
| 61 | return (inc, requestExclude, null); |
| 62 | } |
| 63 | |
| 64 | return (inc, pExc ?? Array.Empty<string>(), null); |
| 65 | } |
| 66 | |
| 67 | private static bool TryGetPreset( |
| 68 | string presetsJson, |
| 69 | string key, |
| 70 | out IReadOnlyList<string>? includeKinds, |
| 71 | out IReadOnlyList<string>? excludeKinds, |
| 72 | out string? error) |
| 73 | { |
| 74 | includeKinds = null; |
| 75 | excludeKinds = null; |
| 76 | error = null; |
| 77 | try |
| 78 | { |
| 79 | var dict = JsonSerializer.Deserialize<Dictionary<string, PresetDto>>(presetsJson.Trim()); |
| 80 | if (dict is null || !dict.TryGetValue(key, out var dto) || dto is null) |
| 81 | { |
| 82 | error = $"Неизвестный пресет «{key}»"; |
| 83 | return false; |
| 84 | } |
| 85 | |
| 86 | if (dto.IncludeKinds is { Count: > 0 }) |
| 87 | { |
| 88 | var list = new List<string>(); |
| 89 | foreach (var t in dto.IncludeKinds) |
| 90 | { |
| 91 | var c = CodeNavigationRelatedKinds.TryCanonicalKind(t); |
| 92 | if (c is not null) |
| 93 | list.Add(c); |
| 94 | } |
| 95 | |
| 96 | includeKinds = list.Count > 0 ? list : null; |
| 97 | } |
| 98 | |
| 99 | if (dto.ExcludeKinds is { Count: > 0 }) |
| 100 | { |
| 101 | var list = new List<string>(); |
| 102 | foreach (var t in dto.ExcludeKinds) |
| 103 | { |
| 104 | var c = CodeNavigationRelatedKinds.TryCanonicalKind(t); |
| 105 | if (c is not null) |
| 106 | list.Add(c); |
| 107 | } |
| 108 | |
| 109 | excludeKinds = list.Count > 0 ? list : null; |
| 110 | } |
| 111 | |
| 112 | return true; |
| 113 | } |
| 114 | catch (Exception ex) |
| 115 | { |
| 116 | error = $"presets_json: {ex.Message}"; |
| 117 | return false; |
| 118 | } |
| 119 | } |
| 120 | } |
| 121 | |