refactor: retire legacy tbank-sync status and sync=observe (WealthLedger/backend#196)

src/modules/investments/instruments/application/catalog-discovery.service.ts

@@ -13,12 +13,10 @@ import {
 import { investmentResourceMeta } from '../../investment-resource.mapper';
 import { InstrumentErrorCode } from '../domain/instrument-error-code';
 import {
-  CatalogDiscoveryRepository,
   catalogQuery,
   type CatalogQuery,
   catalogScope,
 } from '../infrastructure/catalog-discovery.repository';
-import { CatalogEnrichmentService } from './catalog-enrichment.service';
 import {
   catalogSearchLimit,
   selectCatalogInstruments,
@@ -26,7 +24,6 @@ import {
 import { publicInstrument } from './public-instrument';
 
 const UNAMBIGUOUS_MATCH_COUNT = 1;
-const NO_MATCHES = 0;
 const FIRST_RESULT_OFFSET = 0;
 
 const tickerAmbiguityLimit = 2;
@@ -34,203 +31,56 @@ const tickerAmbiguityLimit = 2;
 @Injectable()
 export class CatalogDiscoveryService {
   constructor(
-    private readonly repository: CatalogDiscoveryRepository,
     private readonly access: TbankAccessService,
     private readonly tbank: TbankClient,
-    private readonly enrichment: CatalogEnrichmentService,
   ) {}
 
-  async read(userId: string, input: CatalogQuery) {
-    input = catalogQuery(input);
-    const connection = await this.access.local(userId);
-    const saved = await this.repository.read(input);
-    return {
-      data: saved.data,
-      meta: investmentResourceMeta({
-        resourceKey: catalogScope(input),
-        dataRevision: saved.dataRevision,
-        availability: saved.data === null ? 'missing' : 'complete',
-        fetchedAt: saved.fetchedAt,
-        freshForMs: Number.MAX_SAFE_INTEGER,
-        work: await this.repository.work(userId, connection.revision, input),
-      }),
-    };
-  }
-
-  async search(userId: string, input: CatalogQuery, observe = false) {
-    if (!observe) return this.onlineSearch(userId, catalogQuery(input));
-    const discovery = await this.read(userId, input);
-    const sources = discovery.data
-      ? await this.enrichment.readMany(
-          userId,
-          input.instrumentType,
-          discovery.data.map((item) => item.uid),
-          observe,
-        )
-      : [];
-    const dependencies = [
-      discovery.meta,
-      ...sources.map((source) => source.meta),
-    ];
-    return {
-      data:
-        discovery.data?.map((short) => ({
-          ...short,
-          detail:
-            sources.find(
-              (source) =>
-                source.input.uid === short.uid &&
-                source.input.kind === 'detail',
-            )?.instrument ?? null,
-          price:
-            sources.find(
-              (source) =>
-                source.input.uid === short.uid &&
-                source.input.kind === 'last-price',
-            )?.price ?? null,
-        })) ?? null,
-      meta: investmentResourceMeta({
-        resourceKey: `search:${catalogScope(catalogQuery(input))}`,
-        dataRevision: dependencies
-          .map((dependency) => dependency.dataRevision)
-          .join('/'),
-        availability:
-          discovery.data === null
-            ? 'missing'
-            : sources.every((source) => source.meta.completeness === 'complete')
-              ? 'complete'
-              : 'partial',
-        fetchedAt: discovery.meta.lastSuccessfulAt
-          ? new Date(discovery.meta.lastSuccessfulAt)
-          : null,
-        freshForMs: Number.MAX_SAFE_INTEGER,
-        work: discovery.meta.sync.id
-          ? {
-              id: discovery.meta.sync.id,
-              state: discovery.meta.sync.state,
-              errorCode: discovery.meta.sync.errorCode,
-            }
-          : null,
-        dependencies,
-      }),
-    };
+  async search(userId: string, input: CatalogQuery) {
+    return this.onlineSearch(userId, catalogQuery(input));
   }
 
   async detail(
     userId: string,
     instrumentType: 'bond' | 'share',
     uid: string,
-    observe = false,
   ) {
-    if (!observe) {
-      const instrument = await this.access.online(userId, ({ token }) =>
-        instrumentType === 'share'
-          ? this.tbank.getShare(token, uid)
-          : this.tbank.getBond(token, uid),
-      );
-      if (!instrument) throw new NotFoundException();
-      return {
-        data: { ...publicInstrument({ ...instrument, uid }), uid, slug: instrument.ticker?.toUpperCase() ?? uid },
-        meta: investmentResourceMeta({
-          resourceKey: `${instrumentType}/detail/${uid}`,
-          dataRevision: `online:${Date.now()}`,
-          availability: 'complete',
-          fetchedAt: new Date(),
-          freshForMs: tbankSourceTtlMs.portfolio,
-          work: null,
-        }),
-      };
-    }
-    const sources = await this.enrichment.readMany(
-      userId,
-      instrumentType,
-      [uid],
-      observe,
-      ['detail'],
+    const instrument = await this.access.online(userId, ({ token }) =>
+      instrumentType === 'share'
+        ? this.tbank.getShare(token, uid)
+        : this.tbank.getBond(token, uid),
     );
-    const source = sources[0];
-    if (source.meta.completeness === 'complete' && !source.instrument) {
-      throw new NotFoundException();
-    }
-    const instrument = source.instrument;
-    let slug = uid;
-    const dependencies = [source.meta];
-    if (
-      instrument?.ticker &&
-      /^[A-Z0-9][\w.@+-]{0,79}$/i.test(instrument.ticker)
-    ) {
-      const alias = await this.read(userId, {
-        instrumentType,
-        query: instrument.ticker,
-        exactTicker: true,
-      });
-      if (alias.data?.length === UNAMBIGUOUS_MATCH_COUNT && alias.data[0].uid === uid) {
-        slug = instrument.ticker.toUpperCase();
-      }
-      dependencies.push(alias.meta);
-    }
+    if (!instrument) throw new NotFoundException();
     return {
-      data: instrument ? { ...instrument, uid, slug } : null,
+      data: { ...publicInstrument({ ...instrument, uid }), uid, slug: instrument.ticker?.toUpperCase() ?? uid },
       meta: investmentResourceMeta({
         resourceKey: `${instrumentType}/detail/${uid}`,
-        dataRevision: dependencies
-          .map((dependency) => dependency.dataRevision)
-          .join('/'),
-        availability: source.meta.availability,
-        fetchedAt: source.meta.lastSuccessfulAt
-          ? new Date(source.meta.lastSuccessfulAt)
-          : null,
+        dataRevision: `online:${Date.now()}`,
+        availability: 'complete',
+        fetchedAt: new Date(),
         freshForMs: tbankSourceTtlMs.portfolio,
-        work: source.meta.sync.id
-          ? {
-              id: source.meta.sync.id,
-              state: source.meta.sync.state,
-              errorCode: source.meta.sync.errorCode,
-            }
-          : null,
-        dependencies,
+        work: null,
       }),
     };
   }
 
-  // eslint-disable-next-line sonarjs/cognitive-complexity -- Online and observe paths intentionally preserve distinct error semantics.
   async byTicker(
     userId: string,
     instrumentType: 'bond' | 'share',
     ticker: string,
-    observe = false,
   ) {
-    if (!observe) {
-      const query = ticker.trim().toUpperCase();
-      const found = await this.access.online(userId, ({ token }) =>
-        instrumentType === 'share'
-          ? this.tbank.findShares(token, query)
-          : this.tbank.findBonds(token, query),
-      );
-      const matches = selectCatalogInstruments(
-        found.filter((item) => item.ticker?.trim().toUpperCase() === query),
-        query,
-        instrumentType,
-      ).slice(FIRST_RESULT_OFFSET, tickerAmbiguityLimit);
-      if (!matches.length) throw new NotFoundException();
-      if (matches.length > UNAMBIGUOUS_MATCH_COUNT) {
-        throw new ConflictException({
-          code:
-            instrumentType === 'share'
-              ? InstrumentErrorCode.StockTickerAmbiguous
-              : InstrumentErrorCode.BondTickerAmbiguous,
-        });
-      }
-      const result = await this.detail(userId, instrumentType, matches[0].uid);
-      return { ...result, data: result.data ? { ...result.data, slug: query } : null };
-    }
-    const lookup = await this.read(userId, {
+    const query = ticker.trim().toUpperCase();
+    const found = await this.access.online(userId, ({ token }) =>
+      instrumentType === 'share'
+        ? this.tbank.findShares(token, query)
+        : this.tbank.findBonds(token, query),
+    );
+    const matches = selectCatalogInstruments(
+      found.filter((item) => item.ticker?.trim().toUpperCase() === query),
+      query,
       instrumentType,
-      query: ticker,
-      exactTicker: true,
-    });
-    if (lookup.data?.length === NO_MATCHES) throw new NotFoundException();
-    if (lookup.data && lookup.data.length > UNAMBIGUOUS_MATCH_COUNT) {
+    ).slice(FIRST_RESULT_OFFSET, tickerAmbiguityLimit);
+    if (!matches.length) throw new NotFoundException();
+    if (matches.length > UNAMBIGUOUS_MATCH_COUNT) {
       throw new ConflictException({
         code:
           instrumentType === 'share'
@@ -238,34 +88,8 @@ export class CatalogDiscoveryService {
             : InstrumentErrorCode.BondTickerAmbiguous,
       });
     }
-    const result = lookup.data
-      ? await this.detail(userId, instrumentType, lookup.data[0].uid, observe)
-      : null;
-    const dependencies = [lookup.meta, ...(result ? [result.meta] : [])];
-    return {
-      data: result?.data
-        ? { ...result.data, slug: ticker.trim().toUpperCase() }
-        : null,
-      meta: investmentResourceMeta({
-        resourceKey: `${instrumentType}/ticker/${ticker.trim().toUpperCase()}`,
-        dataRevision: dependencies
-          .map((dependency) => dependency.dataRevision)
-          .join('/'),
-        availability: result?.meta.availability ?? 'missing',
-        fetchedAt: lookup.meta.lastSuccessfulAt
-          ? new Date(lookup.meta.lastSuccessfulAt)
-          : null,
-        freshForMs: tbankSourceTtlMs.portfolio,
-        work: lookup.meta.sync.id
-          ? {
-              id: lookup.meta.sync.id,
-              state: lookup.meta.sync.state,
-              errorCode: lookup.meta.sync.errorCode,
-            }
-          : null,
-        dependencies,
-      }),
-    };
+    const result = await this.detail(userId, instrumentType, matches[0].uid);
+    return { ...result, data: result.data ? { ...result.data, slug: query } : null };
   }
 
   private async onlineSearch(userId: string, input: CatalogQuery) {