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reddb_server/application/
query.rs

1use crate::application::ports::RuntimeQueryPort;
2use crate::runtime::{
3    ContextSearchResult, RuntimeFilter, RuntimeGraphPattern, RuntimeIvfSearchResult,
4    RuntimeQueryExplain, RuntimeQueryResult, RuntimeQueryWeights, ScanCursor, ScanPage,
5};
6use crate::storage::unified::devx::SimilarResult;
7use crate::storage::unified::dsl::QueryResult as DslQueryResult;
8use crate::RedDBResult;
9
10#[derive(Debug, Clone)]
11pub struct ExecuteQueryInput {
12    pub query: String,
13}
14
15#[derive(Debug, Clone)]
16pub struct ExplainQueryInput {
17    pub query: String,
18}
19
20#[derive(Debug, Clone)]
21pub struct ScanCollectionInput {
22    pub collection: String,
23    pub offset: usize,
24    pub limit: usize,
25}
26
27#[derive(Debug, Clone)]
28pub struct SearchSimilarInput {
29    pub collection: String,
30    pub vector: Vec<f32>,
31    pub k: usize,
32    pub min_score: f32,
33    /// Optional text for semantic search (generates embedding on-the-fly)
34    pub text: Option<String>,
35    /// AI provider for semantic search (default: "openai")
36    pub provider: Option<String>,
37}
38
39#[derive(Debug, Clone)]
40pub struct SearchIvfInput {
41    pub collection: String,
42    pub vector: Vec<f32>,
43    pub k: usize,
44    pub n_lists: usize,
45    pub n_probes: Option<usize>,
46}
47
48#[derive(Debug, Clone)]
49pub struct SearchTextInput {
50    pub query: String,
51    pub collections: Option<Vec<String>>,
52    pub entity_types: Option<Vec<String>>,
53    pub capabilities: Option<Vec<String>>,
54    pub fields: Option<Vec<String>>,
55    pub limit: Option<usize>,
56    pub fuzzy: bool,
57}
58
59#[derive(Debug, Clone)]
60pub struct SearchMultimodalInput {
61    pub query: String,
62    pub collections: Option<Vec<String>>,
63    pub entity_types: Option<Vec<String>>,
64    pub capabilities: Option<Vec<String>>,
65    pub limit: Option<usize>,
66}
67
68#[derive(Debug, Clone)]
69pub struct SearchIndexInput {
70    pub index: String,
71    pub value: String,
72    pub exact: bool,
73    pub collections: Option<Vec<String>>,
74    pub entity_types: Option<Vec<String>>,
75    pub capabilities: Option<Vec<String>>,
76    pub limit: Option<usize>,
77}
78
79#[derive(Debug, Clone)]
80pub struct SearchHybridInput {
81    pub vector: Option<Vec<f32>>,
82    pub query: Option<String>,
83    pub k: Option<usize>,
84    pub collections: Option<Vec<String>>,
85    pub entity_types: Option<Vec<String>>,
86    pub capabilities: Option<Vec<String>>,
87    pub graph_pattern: Option<RuntimeGraphPattern>,
88    pub filters: Vec<RuntimeFilter>,
89    pub weights: Option<RuntimeQueryWeights>,
90    pub min_score: Option<f32>,
91    pub limit: Option<usize>,
92}
93
94#[derive(Debug, Clone)]
95pub struct SearchContextInput {
96    pub query: String,
97    pub field: Option<String>,
98    pub vector: Option<Vec<f32>>,
99    pub collections: Option<Vec<String>>,
100    pub graph_depth: Option<usize>,
101    pub graph_max_edges: Option<usize>,
102    pub max_cross_refs: Option<usize>,
103    pub follow_cross_refs: Option<bool>,
104    pub expand_graph: Option<bool>,
105    pub global_scan: Option<bool>,
106    pub reindex: Option<bool>,
107    pub limit: Option<usize>,
108    pub min_score: Option<f32>,
109}
110
111pub struct QueryUseCases<'a, P: ?Sized> {
112    runtime: &'a P,
113}
114
115impl<'a, P: RuntimeQueryPort + crate::application::ports::RuntimeEntityPort + ?Sized>
116    QueryUseCases<'a, P>
117{
118    pub fn new(runtime: &'a P) -> Self {
119        Self { runtime }
120    }
121
122    pub fn execute(&self, input: ExecuteQueryInput) -> RedDBResult<RuntimeQueryResult> {
123        self.runtime.execute_query(&input.query)
124    }
125
126    pub fn explain(&self, input: ExplainQueryInput) -> RedDBResult<RuntimeQueryExplain> {
127        self.runtime.explain_query(&input.query)
128    }
129
130    pub fn scan(&self, input: ScanCollectionInput) -> RedDBResult<ScanPage> {
131        self.runtime.scan_collection(
132            &input.collection,
133            Some(ScanCursor {
134                offset: input.offset,
135            }),
136            input.limit,
137        )
138    }
139
140    pub fn search_similar(&self, mut input: SearchSimilarInput) -> RedDBResult<Vec<SimilarResult>> {
141        // Semantic search: if text provided, generate embedding on-the-fly
142        if let Some(text) = input.text.take() {
143            if input.vector.is_empty() {
144                let provider = match input.provider.as_deref() {
145                    Some(p) => crate::ai::parse_provider(p)?,
146                    None => {
147                        let name = std::env::var("REDDB_AI_PROVIDER")
148                            .ok()
149                            .unwrap_or_else(|| "openai".to_string());
150                        crate::ai::parse_provider(&name)?
151                    }
152                };
153                // Gate non-OpenAI-compatible providers before we spend
154                // cycles resolving a key — Anthropic has no embeddings
155                // endpoint, HuggingFace uses a different wire shape,
156                // Local needs the `local-models` feature flag.
157                if !provider.is_openai_compatible() {
158                    return Err(crate::RedDBError::Query(format!(
159                        "SEARCH SIMILAR: embeddings are not yet available for provider '{}'. \
160                         Use an OpenAI-compatible provider (openai, groq, ollama, openrouter, \
161                         together, venice, deepseek, or a custom base URL).",
162                        provider.token()
163                    )));
164                }
165                let api_key = self.runtime.resolve_semantic_api_key(&provider)?;
166                let model = std::env::var(format!(
167                    "REDDB_{}_EMBEDDING_MODEL",
168                    provider.token().to_ascii_uppercase()
169                ))
170                .ok()
171                .or_else(|| std::env::var("REDDB_OPENAI_EMBEDDING_MODEL").ok())
172                .filter(|v| !v.trim().is_empty())
173                .unwrap_or_else(|| provider.default_embedding_model().to_string());
174                let transport = crate::runtime::ai::transport::AiTransport::new(
175                    crate::runtime::ai::transport::AiTransportConfig::default(),
176                );
177                let request = crate::ai::OpenAiEmbeddingRequest {
178                    api_key,
179                    model,
180                    inputs: vec![text],
181                    dimensions: None,
182                    api_base: provider.resolve_api_base(),
183                };
184                let response = crate::runtime::ai::block_on_ai(async move {
185                    crate::ai::openai_embeddings_async(&transport, request).await
186                })
187                .and_then(|result| result)?;
188                input.vector = response.embeddings.into_iter().next().ok_or_else(|| {
189                    crate::RedDBError::Query("embedding API returned no vectors".to_string())
190                })?;
191            }
192        }
193        self.runtime
194            .search_similar(&input.collection, &input.vector, input.k, input.min_score)
195    }
196
197    pub fn search_ivf(&self, input: SearchIvfInput) -> RedDBResult<RuntimeIvfSearchResult> {
198        self.runtime.search_ivf(
199            &input.collection,
200            &input.vector,
201            input.k,
202            input.n_lists,
203            input.n_probes,
204        )
205    }
206
207    pub fn search_text(&self, input: SearchTextInput) -> RedDBResult<DslQueryResult> {
208        self.runtime.search_text(
209            input.query,
210            input.collections,
211            input.entity_types,
212            input.capabilities,
213            input.fields,
214            input.limit,
215            input.fuzzy,
216        )
217    }
218
219    pub fn search_multimodal(&self, input: SearchMultimodalInput) -> RedDBResult<DslQueryResult> {
220        self.runtime.search_multimodal(
221            input.query,
222            input.collections,
223            input.entity_types,
224            input.capabilities,
225            input.limit,
226        )
227    }
228
229    pub fn search_index(&self, input: SearchIndexInput) -> RedDBResult<DslQueryResult> {
230        self.runtime.search_index(
231            input.index,
232            input.value,
233            input.exact,
234            input.collections,
235            input.entity_types,
236            input.capabilities,
237            input.limit,
238        )
239    }
240
241    pub fn search_hybrid(&self, input: SearchHybridInput) -> RedDBResult<DslQueryResult> {
242        self.runtime.search_hybrid(
243            input.vector,
244            input.query,
245            input.k,
246            input.collections,
247            input.entity_types,
248            input.capabilities,
249            input.graph_pattern,
250            input.filters,
251            input.weights,
252            input.min_score,
253            input.limit,
254        )
255    }
256
257    pub fn search_context(&self, input: SearchContextInput) -> RedDBResult<ContextSearchResult> {
258        self.runtime.search_context(input)
259    }
260}