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overseerr/server/lib/cache.ts

61 lines
1.3 KiB

import NodeCache from 'node-cache';
export type AvailableCacheIds = 'tmdb' | 'radarr' | 'sonarr' | 'rt';
const DEFAULT_TTL = 300;
const DEFAULT_CHECK_PERIOD = 120;
class Cache {
public id: AvailableCacheIds;
public data: NodeCache;
public name: string;
constructor(
id: AvailableCacheIds,
name: string,
options: { stdTtl?: number; checkPeriod?: number } = {}
) {
this.id = id;
this.name = name;
this.data = new NodeCache({
stdTTL: options.stdTtl ?? DEFAULT_TTL,
checkperiod: options.checkPeriod ?? DEFAULT_CHECK_PERIOD,
});
}
public getStats() {
return this.data.getStats();
}
public flush(): void {
this.data.flushAll();
}
}
class CacheManager {
private availableCaches: Record<AvailableCacheIds, Cache> = {
tmdb: new Cache('tmdb', 'TMDb API', {
stdTtl: 21600,
checkPeriod: 60 * 30,
}),
radarr: new Cache('radarr', 'Radarr API'),
sonarr: new Cache('sonarr', 'Sonarr API'),
rt: new Cache('rt', 'Rotten Tomatoes API', {
stdTtl: 43200,
checkPeriod: 60 * 30,
}),
};
public getCache(id: AvailableCacheIds): Cache {
return this.availableCaches[id];
}
public getAllCaches(): Record<string, Cache> {
return this.availableCaches;
}
}
const cacheManager = new CacheManager();
export default cacheManager;