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use api::rest::schema::ShardKeySelector;
use segment::data_types::vectors::DEFAULT_VECTOR_NAME;
use segment::types::PointIdType;
use crate::operations::types::{DiscoverRequestInternal, RecommendRequestInternal, UsingVector};
use crate::operations::universal_query::collection_query::{
CollectionQueryResolveRequest, VectorInputInternal, VectorQuery,
};
const EMPTY_SHARD_KEY_SELECTOR: Option<ShardKeySelector> = None;
pub trait RetrieveRequest {
fn get_lookup_collection(&self) -> Option<&String>;
fn get_referenced_point_ids(&self) -> Vec<PointIdType>;
fn get_lookup_vector_name(&self) -> String;
fn get_lookup_shard_key(&self) -> &Option<ShardKeySelector>;
}
impl RetrieveRequest for RecommendRequestInternal {
fn get_lookup_collection(&self) -> Option<&String> {
self.lookup_from.as_ref().map(|x| &x.collection)
}
fn get_referenced_point_ids(&self) -> Vec<PointIdType> {
self.positive
.iter()
.chain(self.negative.iter())
.filter_map(|example| example.as_point_id())
.collect()
}
fn get_lookup_vector_name(&self) -> String {
match &self.lookup_from {
None => match &self.using {
None => DEFAULT_VECTOR_NAME.to_owned(),
Some(UsingVector::Name(vector_name)) => vector_name.clone(),
},
Some(lookup_from) => match &lookup_from.vector {
None => DEFAULT_VECTOR_NAME.to_owned(),
Some(vector_name) => vector_name.clone(),
},
}
}
fn get_lookup_shard_key(&self) -> &Option<ShardKeySelector> {
self.lookup_from
.as_ref()
.map(|x| &x.shard_key)
.unwrap_or(&EMPTY_SHARD_KEY_SELECTOR)
}
}
impl RetrieveRequest for DiscoverRequestInternal {
fn get_lookup_collection(&self) -> Option<&String> {
self.lookup_from.as_ref().map(|x| &x.collection)
}
fn get_referenced_point_ids(&self) -> Vec<PointIdType> {
let mut res = Vec::new();
match &self.target {
None => {}
Some(example) => {
if let Some(point_id) = example.as_point_id() {
res.push(point_id);
}
}
}
if let Some(context) = &self.context {
for pair in context {
if let Some(pos_id) = pair.positive.as_point_id() {
res.push(pos_id);
}
if let Some(neg_id) = pair.negative.as_point_id() {
res.push(neg_id);
}
}
}
res
}
fn get_lookup_vector_name(&self) -> String {
match &self.lookup_from {
None => match &self.using {
None => DEFAULT_VECTOR_NAME.to_owned(),
Some(UsingVector::Name(vector_name)) => vector_name.clone(),
},
Some(lookup_from) => match &lookup_from.vector {
None => DEFAULT_VECTOR_NAME.to_owned(),
Some(vector_name) => vector_name.clone(),
},
}
}
fn get_lookup_shard_key(&self) -> &Option<ShardKeySelector> {
self.lookup_from
.as_ref()
.map(|x| &x.shard_key)
.unwrap_or(&EMPTY_SHARD_KEY_SELECTOR)
}
}
impl<'a> RetrieveRequest for CollectionQueryResolveRequest<'a> {
fn get_lookup_collection(&self) -> Option<&String> {
self.lookup_from.as_ref().map(|x| &x.collection)
}
fn get_referenced_point_ids(&self) -> Vec<PointIdType> {
self.vector_query
.get_referenced_ids()
.iter()
.map(|x| **x)
.collect()
}
fn get_lookup_vector_name(&self) -> String {
match &self.lookup_from {
None => self.using.clone(),
Some(lookup_from) => match &lookup_from.vector {
None => self.using.clone(),
Some(vector_name) => vector_name.clone(),
},
}
}
fn get_lookup_shard_key(&self) -> &Option<ShardKeySelector> {
self.lookup_from
.as_ref()
.map(|x| &x.shard_key)
.unwrap_or(&EMPTY_SHARD_KEY_SELECTOR)
}
}
impl VectorQuery<VectorInputInternal> {
pub fn get_referenced_ids(&self) -> Vec<&PointIdType> {
self.flat_iter()
.filter_map(VectorInputInternal::as_id)
.collect()
}
}
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