refactor: isolate operation ranges and intents

src/modules/investments/operations/application/brokerage-operations.service.ts

@@ -19,6 +19,7 @@ import {
 } from '../../investment-sync-plan';
 import { OperationErrorCode } from '../domain/operation-error-code';
 import {
+  confirmedOperationRanges,
   operationIntervalsOverlap,
   operationsSyncPriority,
   planOperationRead,
@@ -196,22 +197,7 @@ export class BrokerageOperationsService {
     const plan = planOperationRead(targets, saved?.coverage ?? [], now, {
       movingEnd,
     });
-    const confirmed = plan.intervals.flatMap((target) =>
-      (saved?.coverage ?? [])
-        .filter(
-          (row) =>
-            row.accountId === target.accountId &&
-            (!row.instrumentUid ||
-              row.instrumentUid === target.instrumentUid) &&
-              row.from < target.to &&
-              target.from < row.to,
-        )
-        .map((row) => ({
-          accountId: target.accountId,
-          from: new Date(Math.max(row.from.valueOf(), target.from.valueOf())),
-          to: new Date(Math.min(row.to.valueOf(), target.to.valueOf())),
-        })),
-    );
+    const confirmed = confirmedOperationRanges(plan.intervals, saved?.coverage ?? []);
     const missing = uncoveredOperationIntervals(
       plan.intervals,
       confirmed.map((range) => ({
@@ -544,19 +530,7 @@ export class BrokerageOperationsService {
           .sort((a, b) => a.valueOf() - b.valueOf())[0] ??
           (complete ? saved?.connection.membershipAt : null) ??
           null;
-      const confirmed = plan.intervals.flatMap((target) =>
-        sources
-          .filter(
-            (row) =>
-              row.accountId === target.accountId &&
-              operationIntervalsOverlap(row, target),
-          )
-          .map((row) => ({
-            accountId: target.accountId,
-            from: new Date(Math.max(row.from.valueOf(), target.from.valueOf())),
-            to: new Date(Math.min(row.to.valueOf(), target.to.valueOf())),
-          })),
-      );
+      const confirmed = confirmedOperationRanges(plan.intervals, sources);
       const meta = investmentResourceMeta({
         // eslint-disable-next-line security/detect-object-injection -- The numeric index enumerates the three comparison periods.
         resourceKey: `income/${accountId}/${['selected', 'previous', 'yearAgo'][index]}/${period.key}`,