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elpresidank 2026-05-12 08:06:58 -05:00
parent e8c7a4f6e0
commit ffd97375a8
160 changed files with 6704 additions and 1895 deletions
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10
ts/packages/flow/src/query/triples/falkordb-service.ts
View file

@ -16,6 +16,7 @@ import {
type TriplesQueryRequest,
type TriplesQueryResponse,
} from "@trustgraph/base";
import { makeProcessorProgram } from "@trustgraph/base";
import { FalkorDBTriplesQuery } from "./falkordb.js";
export class TriplesQueryService extends FlowProcessor {
@ -26,7 +27,7 @@ export class TriplesQueryService extends FlowProcessor {
this.query = new FalkorDBTriplesQuery();
this.registerSpecification(
new ConsumerSpec<TriplesQueryRequest>("triples-request", this.onMessage.bind(this)),
ConsumerSpec.fromPromise<TriplesQueryRequest>("triples-request", this.onMessage.bind(this)),
);
this.registerSpecification(new ProducerSpec<TriplesQueryResponse>("triples-response"));
@ -39,7 +40,7 @@ export class TriplesQueryService extends FlowProcessor {
flowCtx: FlowContext,
): Promise<void> {
const requestId = properties.id;
if (!requestId) return;
if (requestId === undefined || requestId.length === 0) return;
const producer = flowCtx.flow.producer<TriplesQueryResponse>("triples-response");
@ -62,6 +63,11 @@ export class TriplesQueryService extends FlowProcessor {
}
}
export const program = makeProcessorProgram({
id: "triples-query",
make: (config) => new TriplesQueryService(config),
});
export async function run(): Promise<void> {
await TriplesQueryService.launch("triples-query");
}

20
ts/packages/flow/src/query/triples/falkordb.ts
View file

@ -15,7 +15,7 @@ export interface FalkorDBQueryConfig {
}
function termToValue(term: Term | undefined): string | null {
if (!term) return null;
if (term === undefined) return null;
switch (term.type) {
case "IRI": return term.iri;
case "LITERAL": return term.value;
@ -25,7 +25,7 @@ function termToValue(term: Term | undefined): string | null {
}
function createTerm(value: string): Term {
if (!value) {
if (value.length === 0) {
return { type: "LITERAL", value: "" };
}
if (value.startsWith("http://") || value.startsWith("https://")) {
@ -75,25 +75,25 @@ export class FalkorDBTriplesQuery {
const rawTriples: [string, string, string][] = [];
// Query both Node and Literal targets for each pattern
if (sv && pv && ov) {
if (sv !== null && pv !== null && ov !== null) {
// SPO — exact match
await this.matchPattern(rawTriples, sv, pv, ov, limit);
} else if (sv && pv) {
} else if (sv !== null && pv !== null) {
// SP — known subject + predicate
await this.matchSP(rawTriples, sv, pv, limit);
} else if (sv && ov) {
} else if (sv !== null && ov !== null) {
// SO — known subject + object
await this.matchSO(rawTriples, sv, ov, limit);
} else if (pv && ov) {
} else if (pv !== null && ov !== null) {
// PO — known predicate + object
await this.matchPO(rawTriples, pv, ov, limit);
} else if (sv) {
} else if (sv !== null) {
// S only
await this.matchS(rawTriples, sv, limit);
} else if (pv) {
} else if (pv !== null) {
// P only
await this.matchP(rawTriples, pv, limit);
} else if (ov) {
} else if (ov !== null) {
// O only
await this.matchO(rawTriples, ov, limit);
} else {
@ -102,7 +102,7 @@ export class FalkorDBTriplesQuery {
}
return rawTriples
.filter(([s, p, o]) => s != null && p != null && o != null)
.filter(([s, p, o]) => s !== null && p !== null && o !== null)
.slice(0, limit)
.map(([s, p, o]) => ({
s: createTerm(s),