81 lines
1.7 KiB
TypeScript
81 lines
1.7 KiB
TypeScript
// Thanks: https://github.com/capaj/localstorage-polyfill
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const valuesMap = new Map()
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function proxify (instance: MemoryStorage) {
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return new Proxy(instance, {
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set: function (obj, prop: string | number, value) {
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if (MemoryStorage.prototype.hasOwnProperty(prop)) {
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instance[prop] = value
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} else {
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instance.setItem(prop, value)
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}
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return true
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},
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get: function (target, name: string | number) {
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if (MemoryStorage.prototype.hasOwnProperty(name)) {
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return instance[name]
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}
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if (valuesMap.has(name)) {
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return instance.getItem(name)
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}
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}
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})
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}
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class MemoryStorage {
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[key: string]: any
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[index: number]: string
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getItem (key: any) {
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const stringKey = String(key)
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if (valuesMap.has(key)) {
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return String(valuesMap.get(stringKey))
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}
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return null
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}
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setItem (key: any, val: any) {
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valuesMap.set(String(key), String(val))
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}
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removeItem (key: any) {
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valuesMap.delete(key)
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}
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clear () {
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valuesMap.clear()
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}
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key (i: any) {
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if (arguments.length === 0) {
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throw new TypeError('Failed to execute "key" on "Storage": 1 argument required, but only 0 present.')
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}
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const arr = Array.from(valuesMap.keys())
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return arr[i]
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}
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get length () {
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return valuesMap.size
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}
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}
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let peertubeLocalStorage: Storage
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let peertubeSessionStorage: Storage
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try {
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peertubeLocalStorage = localStorage
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peertubeSessionStorage = sessionStorage
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} catch (err) {
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const instanceLocalStorage = new MemoryStorage()
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const instanceSessionStorage = new MemoryStorage()
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peertubeLocalStorage = proxify(instanceLocalStorage)
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peertubeSessionStorage = proxify(instanceSessionStorage)
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}
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export {
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peertubeLocalStorage,
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peertubeSessionStorage
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}
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