| 1 | #nullable enable |
| 2 | |
| 3 | using AgentNotes.Core; |
| 4 | using CascadeIDE.Features.Workspace.DataAcquisition; |
| 5 | using CascadeIDE.Services; |
| 6 | |
| 7 | namespace CascadeIDE.Features.CasaField.Application; |
| 8 | |
| 9 | /// <summary>Find markdown heading line for a KB section title.</summary> |
| 10 | public static class KbSectionLineResolver |
| 11 | { |
| 12 | public static int? TryFindSectionLine(string? workspaceRoot, string knowledgeDocPath, string? sectionTitle) |
| 13 | { |
| 14 | if (string.IsNullOrWhiteSpace(sectionTitle) || string.IsNullOrWhiteSpace(knowledgeDocPath)) |
| 15 | return null; |
| 16 | |
| 17 | if (!TryReadKnowledgeMarkdown(workspaceRoot, knowledgeDocPath, out var markdown)) |
| 18 | return null; |
| 19 | |
| 20 | return FindSectionLineInMarkdown(markdown, sectionTitle); |
| 21 | } |
| 22 | |
| 23 | public static int? FindSectionLineInMarkdown(string markdown, string sectionTitle) |
| 24 | { |
| 25 | var target = Normalize(sectionTitle); |
| 26 | if (target.Length == 0) |
| 27 | return null; |
| 28 | |
| 29 | var lines = markdown.Replace("\r\n", "\n").Split('\n'); |
| 30 | for (var i = 0; i < lines.Length; i++) |
| 31 | { |
| 32 | var line = lines[i]; |
| 33 | if (!line.TrimStart().StartsWith('#')) |
| 34 | continue; |
| 35 | |
| 36 | var heading = ExtractHeadingText(line); |
| 37 | var hNorm = Normalize(heading); |
| 38 | if (hNorm.Length == 0) |
| 39 | continue; |
| 40 | |
| 41 | if (string.Equals(hNorm, target, StringComparison.OrdinalIgnoreCase) |
| 42 | || hNorm.Contains(target, StringComparison.OrdinalIgnoreCase) |
| 43 | || target.Contains(hNorm, StringComparison.OrdinalIgnoreCase)) |
| 44 | return i + 1; |
| 45 | } |
| 46 | |
| 47 | return null; |
| 48 | } |
| 49 | |
| 50 | internal static string Normalize(string text) |
| 51 | { |
| 52 | var s = text.Trim(); |
| 53 | var slash = s.LastIndexOf('/'); |
| 54 | if (slash >= 0 && slash < s.Length - 1) |
| 55 | s = s[(slash + 1)..].Trim(); |
| 56 | return s; |
| 57 | } |
| 58 | |
| 59 | private static string ExtractHeadingText(string line) |
| 60 | { |
| 61 | var t = line.TrimStart(); |
| 62 | var i = 0; |
| 63 | while (i < t.Length && t[i] == '#') |
| 64 | i++; |
| 65 | return t[i..].Trim(); |
| 66 | } |
| 67 | |
| 68 | private static bool TryReadKnowledgeMarkdown(string? workspaceRoot, string knowledgeDocPath, out string markdown) |
| 69 | { |
| 70 | markdown = ""; |
| 71 | var notesWs = McpAgentNotesService.ResolveNotesWorkspacePath(workspaceRoot); |
| 72 | if (string.IsNullOrEmpty(notesWs)) |
| 73 | return false; |
| 74 | |
| 75 | try |
| 76 | { |
| 77 | var storage = new NotesStorage(); |
| 78 | markdown = storage.ReadKnowledgeFile(knowledgePath: null, filePath: knowledgeDocPath); |
| 79 | return !string.IsNullOrEmpty(markdown); |
| 80 | } |
| 81 | catch |
| 82 | { |
| 83 | return false; |
| 84 | } |
| 85 | } |
| 86 | } |
| 87 | |