fix: keep candle retries read-only

src/modules/investments/instruments/application/candle.service.ts

@@ -29,6 +29,7 @@ import { timestamp } from './instrument-market';
 
 const REPLACED_WINDOW_COUNT = 1;
 const NEXT_WINDOW_OFFSET = 1;
+const NO_CANDLE_GAPS = 0;
 
 type CandleInput = {
   instrumentType: 'bond' | 'share';
@@ -114,7 +115,10 @@ export class CandleService {
       ? rangeFor(input, detail.instrument, now)
       : null;
     const saved = range ? await this.repository.read(input.uid, range) : null;
-    if (!observe && !saved) {
+    const hasCompleteRange = Boolean(
+      range && saved && candleGaps(range, saved.coverage, now).length === NO_CANDLE_GAPS,
+    );
+    if (!observe && (!saved || !hasCompleteRange)) {
       await this.request(userId, revision, input, now);
     }
     const work = await this.repository.work(userId, revision, scope(input));