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Return non-faceted documents as remaining results

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Clément Renault 2020-12-17 13:57:07 +01:00
parent 0dec761e21
commit 914eab12f7
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GPG Key ID: 92ADA4E935E71FA4
1 changed files with 27 additions and 14 deletions
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41
src/search/mod.rs
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@ -156,18 +156,16 @@ impl<'a> Search<'a> {
field_id: FieldId,
facet_type: FacetType,
ascending: bool,
documents_ids: RoaringBitmap,
mut documents_ids: RoaringBitmap,
limit: usize,
) -> anyhow::Result<Vec<DocumentId>>
{
let mut limit_tmp = limit;
let mut output = Vec::new();
match facet_type {
let mut output: Vec<_> = match facet_type {
FacetType::Float => {
if documents_ids.len() <= 1000 {
let db = self.index.field_id_docid_facet_values.remap_key_type::<FieldDocIdFacetF64Codec>();
let mut docids_values = Vec::with_capacity(documents_ids.len() as usize);
for docid in documents_ids {
for docid in documents_ids.iter() {
let left = (field_id, docid, f64::MIN);
let right = (field_id, docid, f64::MAX);
let mut iter = db.range(self.rtxn, &(left..=right))?;
@ -179,9 +177,9 @@ impl<'a> Search<'a> {
docids_values.sort_unstable_by_key(|(_, value)| *value);
let iter = docids_values.into_iter().map(|(id, _)| id);
if ascending {
Ok(iter.take(limit).collect())
iter.take(limit).collect()
} else {
Ok(iter.rev().take(limit).collect())
iter.rev().take(limit).collect()
}
} else {
let facet_fn = if ascending {
@ -189,20 +187,22 @@ impl<'a> Search<'a> {
} else {
FacetIter::<f64, FacetLevelValueF64Codec>::new_reverse
};
for result in facet_fn(self.rtxn, self.index, field_id, documents_ids)? {
let mut limit_tmp = limit;
let mut output = Vec::new();
for result in facet_fn(self.rtxn, self.index, field_id, documents_ids.clone())? {
let (_val, docids) = result?;
limit_tmp = limit_tmp.saturating_sub(docids.len() as usize);
output.push(docids);
if limit_tmp == 0 { break }
}
Ok(output.into_iter().flatten().take(limit).collect())
output.into_iter().flatten().take(limit).collect()
}
},
FacetType::Integer => {
if documents_ids.len() <= 1000 {
let db = self.index.field_id_docid_facet_values.remap_key_type::<FieldDocIdFacetI64Codec>();
let mut docids_values = Vec::with_capacity(documents_ids.len() as usize);
for docid in documents_ids {
for docid in documents_ids.iter() {
let left = (field_id, docid, i64::MIN);
let right = (field_id, docid, i64::MAX);
let mut iter = db.range(self.rtxn, &(left..=right))?;
@ -214,9 +214,9 @@ impl<'a> Search<'a> {
docids_values.sort_unstable_by_key(|(_, value)| *value);
let iter = docids_values.into_iter().map(|(id, _)| id);
if ascending {
Ok(iter.take(limit).collect())
iter.take(limit).collect()
} else {
Ok(iter.rev().take(limit).collect())
iter.rev().take(limit).collect()
}
} else {
let facet_fn = if ascending {
@ -224,17 +224,30 @@ impl<'a> Search<'a> {
} else {
FacetIter::<i64, FacetLevelValueI64Codec>::new_reverse
};
for result in facet_fn(self.rtxn, self.index, field_id, documents_ids)? {
let mut limit_tmp = limit;
let mut output = Vec::new();
for result in facet_fn(self.rtxn, self.index, field_id, documents_ids.clone())? {
let (_val, docids) = result?;
limit_tmp = limit_tmp.saturating_sub(docids.len() as usize);
output.push(docids);
if limit_tmp == 0 { break }
}
Ok(output.into_iter().flatten().take(limit).collect())
output.into_iter().flatten().take(limit).collect()
}
},
FacetType::String => bail!("criteria facet type must be a number"),
};
// if there isn't enough documents to return we try to complete that list
// with documents that are maybe not faceted under this field and therefore
// not returned by the previous facet iteration.
if output.len() < limit {
output.iter().for_each(|n| { documents_ids.remove(*n); });
let remaining = documents_ids.iter().take(limit - output.len());
output.extend(remaining);
}
Ok(output)
}
pub fn execute(&self) -> anyhow::Result<SearchResult> {