67 lines
1.5 KiB
JavaScript
67 lines
1.5 KiB
JavaScript
import QuickLRU from 'quick-lru'
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export const statusesCache = {
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maxSize: 100,
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caches: {}
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}
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export const accountsCache = {
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maxSize: 50,
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caches: {}
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}
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export const relationshipsCache = {
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maxSize: 20,
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caches: {}
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}
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export const metaCache = {
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maxSize: 20,
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caches: {}
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}
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export const notificationsCache = {
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maxSize: 50,
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caches: {}
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}
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if (process.browser && process.env.NODE_ENV !== 'production') {
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window.cacheStats = {
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statuses: statusesCache,
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accounts: accountsCache,
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relationships: relationshipsCache,
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meta: metaCache,
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notifications: notificationsCache
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}
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}
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function getOrCreateInstanceCache (cache, instanceName) {
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let cached = cache.caches[instanceName]
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if (!cached) {
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cached = cache.caches[instanceName] = new QuickLRU({maxSize: cache.maxSize})
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}
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return cached
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}
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export function clearCache (cache, instanceName) {
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delete cache.caches[instanceName]
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}
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export function setInCache (cache, instanceName, key, value) {
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let instanceCache = getOrCreateInstanceCache(cache, instanceName)
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return instanceCache.set(key, value)
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}
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export function getInCache (cache, instanceName, key) {
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let instanceCache = getOrCreateInstanceCache(cache, instanceName)
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return instanceCache.get(key)
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}
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export function hasInCache (cache, instanceName, key) {
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let instanceCache = getOrCreateInstanceCache(cache, instanceName)
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let res = instanceCache.has(key)
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if (process.env.NODE_ENV !== 'production') {
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if (res) {
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cache.hits = (cache.hits || 0) + 1
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} else {
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cache.misses = (cache.misses || 0) + 1
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}
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}
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return res
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}
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