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add TTLs object and update initialization

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Brendan Chen
2025-01-07 15:24:06 -08:00
parent f3ee83d195
commit d52eb4d655
1 changed files with 19 additions and 11 deletions
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26
src/repositories/ApiBasedRepository.ts
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@@ -11,18 +11,26 @@ export interface ApiBasedRepositoryCache {
// To speed things up, implement caches for other data later
}
export class ApiBasedRepository implements GetterRepository {
private cache: ApiBasedRepositoryCache;
export interface ApiBasedRepositoryMillisecondTTLs {
etasForShuttleId: number,
etasForStopId: number,
}
constructor(initialCache: ApiBasedRepositoryCache | undefined = undefined) {
if (initialCache) {
this.cache = initialCache;
} else {
this.cache = {
const emptyCache: ApiBasedRepositoryCache = {
etasForShuttleId: {},
etasForStopId: {},
}
}
}
const defaultTtls: ApiBasedRepositoryMillisecondTTLs = {
etasForShuttleId: 10000,
etasForStopId: 10000,
}
export class ApiBasedRepository implements GetterRepository {
constructor(
private initialCache: ApiBasedRepositoryCache | undefined = emptyCache,
private ttls: ApiBasedRepositoryMillisecondTTLs = defaultTtls,
) {
}
public async getEtaForShuttleAndStopId(shuttleId: string, stopId: string): Promise<IEta | null> {