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fix typo tolerance and relevant results in search

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Krispire Admin
2026-05-11 00:15:32 +05:30
parent 852d3af8fc
commit e149bb64a2
1 changed files with 10 additions and 18 deletions
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internal/handler/search.go
+10 -18
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@@ -70,19 +70,15 @@ var collectionQueryByWeights = map[string]string{
"other_documents": "10,10,2,2", "other_documents": "10,10,2,2",
} }
// collectionTextMatchType lets specific collections opt-in to `sum_score` // searchStopwordsSet is the name of the Typesense stopwords set applied to
// instead of the Typesense default `max_score`. // every search. The set is configured server-side (`PUT /stopwords/common`)
// and contains conversational words like "letter", "to", "of", "essay", etc.
// //
// `sum_score` boosts documents that match in MULTIPLE fields, so e.g. a letter // Without this, a query like "letter to tusta krsna" ranks letters that merely
// whose `recipient_display` AND `content` both contain the query ranks above // contain "letter" and "to" in their body above letters whose recipient is
// a letter that only matches in `content`. Useful for collections that have a // actually "Tusta Krsna", because those common tokens contribute heavily to
// strong metadata field (recipient, title) tied to the user's intent. // the multi-field score.
// const searchStopwordsSet = "common"
// `max_score` (default elsewhere) preserves single-field dominance — important
// for verses where the canonical verse should beat commentaries that quote it.
var collectionTextMatchType = map[string]string{
"letters": "sum_score",
}
// searchResultItem represents a single search result in the API response. // searchResultItem represents a single search result in the API response.
type searchResultItem struct { type searchResultItem struct {
@@ -212,6 +208,7 @@ func (h *SearchHandler) multiSearch(ctx context.Context, collections []string, q
Prefix: stringPtr("true"), Prefix: stringPtr("true"),
NumTypos: stringPtr("2"), NumTypos: stringPtr("2"),
ExhaustiveSearch: &exhaustive, ExhaustiveSearch: &exhaustive,
Stopwords: stringPtr(searchStopwordsSet),
// Boost docs whose tokens are exact matches and appear early in the field // Boost docs whose tokens are exact matches and appear early in the field
// so "karma" outranks "karmic" and frequent matches outrank single ones. // so "karma" outranks "karmic" and frequent matches outrank single ones.
PrioritizeExactMatch: &prioritizeExact, PrioritizeExactMatch: &prioritizeExact,
@@ -220,9 +217,6 @@ func (h *SearchHandler) multiSearch(ctx context.Context, collections []string, q
if weights != "" { if weights != "" {
params.QueryByWeights = stringPtr(weights) params.QueryByWeights = stringPtr(weights)
} }
if tmt := collectionTextMatchType[col]; tmt != "" {
params.TextMatchType = stringPtr(tmt)
}
searches = append(searches, params) searches = append(searches, params)
} }
@@ -287,6 +281,7 @@ func (h *SearchHandler) singleSearch(ctx context.Context, collection, query stri
Prefix: stringPtr("true"), Prefix: stringPtr("true"),
NumTypos: stringPtr("2"), NumTypos: stringPtr("2"),
ExhaustiveSearch: &exhaustive, ExhaustiveSearch: &exhaustive,
Stopwords: stringPtr(searchStopwordsSet),
// Boost docs whose tokens are exact matches and appear early in the field // Boost docs whose tokens are exact matches and appear early in the field
// so "karma" outranks "karmic" and frequent matches outrank single ones. // so "karma" outranks "karmic" and frequent matches outrank single ones.
PrioritizeExactMatch: &prioritizeExact, PrioritizeExactMatch: &prioritizeExact,
@@ -295,9 +290,6 @@ func (h *SearchHandler) singleSearch(ctx context.Context, collection, query stri
if weights := collectionQueryByWeights[collection]; weights != "" { if weights := collectionQueryByWeights[collection]; weights != "" {
params.QueryByWeights = stringPtr(weights) params.QueryByWeights = stringPtr(weights)
} }
if tmt := collectionTextMatchType[collection]; tmt != "" {
params.TextMatchType = stringPtr(tmt)
}
sr, err := h.ts.Client.Collection(collection).Documents().Search(ctx, params) sr, err := h.ts.Client.Collection(collection).Documents().Search(ctx, params)
if err != nil { if err != nil {