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backend/src/integrations/tbank/tbank-source.policy.ts
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feat!: persist T-Bank data and synchronize reads
Store account membership, portfolio, operations, forecasts and market sources in SQLite.
Coalesce scoped refreshes, fence connection revisions, preserve complete financial
snapshots and stabilize operation period state.

BREAKING CHANGE: investment reads return data/meta resource envelopes and locally
persisted snapshots; consumers must use the matching OpenAPI contract and explicit
synchronization endpoints.
2026-09-26 21:29:15 +03:00

27 lines
673 B
TypeScript

// Freshness never establishes completeness. Immutable ranges are planned by
// their coverage owners; these TTLs apply only to mutable source snapshots.
export const tbankSourceTtlMs = {
membership: 300_000,
portfolio: 60_000,
quote: 60_000,
candleTail: 60_000,
operationsTail: 300_000,
metadata: 86_400_000,
catalog: 86_400_000,
company: 86_400_000,
calendar: 86_400_000,
} as const;
export function tbankSourceNeedsRefresh(
source: keyof typeof tbankSourceTtlMs,
fetchedAt: Date | null,
now: Date,
force = false,
): boolean {
return (
force ||
!fetchedAt ||
now.valueOf() - fetchedAt.valueOf() >= tbankSourceTtlMs[source]
);
}