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fix(fts5): correctly allow for exact word searches with fts5

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This commit is contained in:
perfectra1n 2025-11-18 13:07:51 -08:00
parent 334c7dd27a
commit 15719a1ee9
1 changed files with 51 additions and 5 deletions
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56
apps/server/src/services/search/expressions/note_content_fulltext.ts
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@ -135,6 +135,8 @@ class NoteContentFulltextExp extends Expression {
}
}
log.info(`[FTS5-CONTENT] Found ${ftsResults.length} notes matching content search`);
// If we need to search protected notes, use the separate method
if (searchProtected) {
const protectedResults = ftsSearchService.searchProtectedNotesSync(
@ -155,11 +157,35 @@ class NoteContentFulltextExp extends Expression {
}
// Handle special cases that FTS5 doesn't support well
if (this.operator === "%=" || this.flatText) {
// Fall back to original implementation for regex and flat text searches
if (this.operator === "%=") {
// Fall back to original implementation for regex searches
return this.executeWithFallback(inputNoteSet, resultNoteSet, searchContext);
}
// If flatText search is enabled, also search attributes using FTS5
if (this.flatText) {
try {
const attributeNoteIds = ftsSearchService.searchAttributesSync(
this.tokens,
this.operator,
noteIdSet.size > 0 ? noteIdSet : undefined
);
log.info(`[FTS5-ATTRIBUTES] Found ${attributeNoteIds.size} notes matching attribute search`);
// Add notes with matching attributes
for (const noteId of attributeNoteIds) {
if (becca.notes[noteId]) {
resultNoteSet.add(becca.notes[noteId]);
}
}
} catch (error) {
log.error(`FTS5 attribute search failed: ${error}`);
// Fall back to traditional search for attributes only
return this.executeWithFallback(inputNoteSet, resultNoteSet, searchContext);
}
}
return resultNoteSet;
} catch (error) {
// Handle structured errors from FTS service
@ -246,8 +272,8 @@ class NoteContentFulltextExp extends Expression {
return false;
}
// For now, we'll use FTS5 for most text searches
// but keep the original implementation for complex cases
// FTS5 now supports exact match (=) with post-filtering for word boundaries
// The FTS search service will filter results to ensure exact word matches
return true;
}
@ -352,7 +378,27 @@ class NoteContentFulltextExp extends Expression {
// e.g., "asd" should not match "asdfasdf"
if (!phrase.includes(' ')) {
// Single word: use exact word matching to avoid substring matches
return this.exactWordMatch(phrase, normalizedContent);
if (this.exactWordMatch(phrase, normalizedContent)) {
return true;
}
// For flatText, also check attribute names/values
// Attributes in flatText appear as "#name" or "#name=value" or "~name" or "~name=value"
if (checkFlatTextAttributes) {
// Check for attribute value: #something=phrase or ~something=phrase
if (normalizedContent.includes(`=${phrase}`)) {
return true;
}
// Check for attribute name: #phrase or ~phrase (followed by space or =)
if (normalizedContent.includes(`#${phrase} `) ||
normalizedContent.includes(`#${phrase}=`) ||
normalizedContent.includes(`~${phrase} `) ||
normalizedContent.includes(`~${phrase}=`)) {
return true;
}
}
return false;
}
// For multi-word phrases, check if the phrase appears as consecutive words