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29 lines
978 B
29 lines
978 B
import {Collection} from "@extollo/util"
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import {Cache} from "./Cache"
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export class MemoryCache extends Cache {
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private static cacheItems: Collection<{key: string, value: string}> = new Collection<{key: string; value: string}>()
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public fetch(key: string): string | Promise<string | undefined> | undefined {
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return MemoryCache.cacheItems
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.firstWhere('key', '=', key)?.value
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}
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public put(key: string, value: string): void | Promise<void> {
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const existing = MemoryCache.cacheItems.firstWhere('key', '=', key)
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if ( existing ) {
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existing.value = value
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} else {
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MemoryCache.cacheItems.push({ key, value })
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}
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}
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public has(key: string): boolean | Promise<boolean> {
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return !!MemoryCache.cacheItems.firstWhere('key', '=', key)
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}
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public drop(key: string): void | Promise<void> {
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MemoryCache.cacheItems = MemoryCache.cacheItems.where('key', '!=', key)
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}
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}
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