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Code Issues Releases Wiki Activity

Use media to determine search kind

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Louis Dureuil 2025-06-30 00:11:00 +02:00
parent d14184f4da
commit 2b3327ea74
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1 changed files with 26 additions and 20 deletions
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46
crates/meilisearch/src/routes/indexes/search.rs
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@ -483,28 +483,30 @@ pub fn search_kind(
index_uid: String,
index: &milli::Index,
) -> Result<SearchKind, ResponseError> {
let is_placeholder_query =
if let Some(q) = query.q.as_deref() { q.trim().is_empty() } else { true };
let non_placeholder_query = !is_placeholder_query;
let is_media = query.media.is_some();
// handle with care, the order of cases matters, the semantics is subtle
match (query.q.as_deref(), &query.hybrid, query.vector.as_deref()) {
// empty query, no vector => placeholder search
(Some(q), _, None) if q.trim().is_empty() => Ok(SearchKind::KeywordOnly),
// no query, no vector => placeholder search
(None, _, None) => Ok(SearchKind::KeywordOnly),
// hybrid.semantic_ratio == 1.0 => vector
(_, Some(HybridQuery { semantic_ratio, embedder }), v) if **semantic_ratio == 1.0 => {
SearchKind::semantic(index_scheduler, index_uid, index, embedder, v.map(|v| v.len()))
}
// hybrid.semantic_ratio == 0.0 => keyword
(_, Some(HybridQuery { semantic_ratio, embedder: _ }), _) if **semantic_ratio == 0.0 => {
match (is_media, non_placeholder_query, &query.hybrid, query.vector.as_deref()) {
// media + vector => error
(true, _, _, Some(_)) => Err(MeilisearchHttpError::MediaAndVector.into()),
// media + !hybrid => error
(true, _, None, _) => Err(MeilisearchHttpError::MissingSearchHybrid.into()),
// vector + !hybrid => error
(_, _, None, Some(_)) => Err(MeilisearchHttpError::MissingSearchHybrid.into()),
// hybrid S0 => keyword
(_, _, Some(HybridQuery { semantic_ratio, embedder: _ }), _) if **semantic_ratio == 0.0 => {
Ok(SearchKind::KeywordOnly)
}
// no query, hybrid, vector => semantic
(None, Some(HybridQuery { semantic_ratio: _, embedder }), Some(v)) => {
SearchKind::semantic(index_scheduler, index_uid, index, embedder, Some(v.len()))
// !q + !vector => placeholder search
(false, false, _, None) => Ok(SearchKind::KeywordOnly),
// hybrid S100 => semantic
(_, _, Some(HybridQuery { semantic_ratio, embedder }), v) if **semantic_ratio == 1.0 => {
SearchKind::semantic(index_scheduler, index_uid, index, embedder, v.map(|v| v.len()))
}
// query, no hybrid, no vector => keyword
(Some(_), None, None) => Ok(SearchKind::KeywordOnly),
// query, hybrid, maybe vector => hybrid
(Some(_), Some(HybridQuery { semantic_ratio, embedder }), v) => SearchKind::hybrid(
// q + hybrid => hybrid
(_, true, Some(HybridQuery { semantic_ratio, embedder }), v) => SearchKind::hybrid(
index_scheduler,
index_uid,
index,
@ -512,7 +514,11 @@ pub fn search_kind(
**semantic_ratio,
v.map(|v| v.len()),
),
(_, None, Some(_)) => Err(MeilisearchHttpError::MissingSearchHybrid.into()),
// !q + hybrid => semantic
(_, false, Some(HybridQuery { semantic_ratio: _, embedder }), v) => {
SearchKind::semantic(index_scheduler, index_uid, index, embedder, v.map(|v| v.len()))
}
// q => keyword
(false, true, None, None) => Ok(SearchKind::KeywordOnly),
}
}