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refactor: search logic to improve performance and reduce false positives by making query case-insensitive for simple queries and using trimmed whitespace in phrases

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This commit is contained in:
Alex Wellnitz 2025-03-26 00:28:23 +01:00
parent 78e2568e2b
commit 72128f97a3
1 changed files with 6 additions and 6 deletions
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12
internal/controller/search.go
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@ -12,7 +12,7 @@ import (
func SearchQuery(c *fiber.Ctx) error { func SearchQuery(c *fiber.Ctx) error {
query := c.Params("query") query := c.Params("query")
query = strings.TrimSpace(strings.ToLower(query)) query = strings.TrimSpace(query)
terms, queryType := parseQuery(query) terms, queryType := parseQuery(query)
results := search.Search(terms, queryType, index.Index, index.DocFreq, len(index.Documents)) results := search.Search(terms, queryType, index.Index, index.DocFreq, len(index.Documents))
@ -29,12 +29,12 @@ func SearchQuery(c *fiber.Ctx) error {
// parseQuery parses the query to determine query type and terms // parseQuery parses the query to determine query type and terms
func parseQuery(query string) ([]string, string) { func parseQuery(query string) ([]string, string) {
if strings.Contains(query, "AND") { if strings.Contains(strings.ToLower(query), "AND") {
return strings.Split(query, " AND "), "AND" return strings.Split(strings.ToLower(query), " AND "), "AND"
} else if strings.Contains(query, "OR") { } else if strings.Contains(strings.ToLower(query), "OR") {
return strings.Split(query, " OR "), "OR" return strings.Split(strings.ToLower(query), " OR "), "OR"
} }
return strings.Fields(query), "SIMPLE" return strings.Fields(strings.ToLower(query)), "SIMPLE"
} }
// phraseMatch checks if all terms appear in the given document in sequence // phraseMatch checks if all terms appear in the given document in sequence