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Commit | Line | Data |
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0bd78bf3 C |
1 | // Thanks: https://github.com/capaj/localstorage-polyfill |
2 | ||
3 | const valuesMap = new Map() | |
4 | ||
5 | class MemoryStorage { | |
6 | [key: string]: any | |
7 | [index: number]: string | |
8 | ||
9 | getItem (key) { | |
10 | const stringKey = String(key) | |
11 | if (valuesMap.has(key)) { | |
12 | return String(valuesMap.get(stringKey)) | |
13 | } | |
14 | ||
15 | return null | |
16 | } | |
17 | ||
18 | setItem (key, val) { | |
19 | valuesMap.set(String(key), String(val)) | |
20 | } | |
21 | ||
22 | removeItem (key) { | |
23 | valuesMap.delete(key) | |
24 | } | |
25 | ||
26 | clear () { | |
27 | valuesMap.clear() | |
28 | } | |
29 | ||
30 | key (i: any) { | |
31 | if (arguments.length === 0) { | |
32 | throw new TypeError('Failed to execute "key" on "Storage": 1 argument required, but only 0 present.') | |
33 | } | |
34 | ||
35 | const arr = Array.from(valuesMap.keys()) | |
36 | return arr[i] | |
37 | } | |
38 | ||
39 | get length () { | |
40 | return valuesMap.size | |
41 | } | |
42 | } | |
43 | ||
44 | let peertubeLocalStorage: Storage | |
45 | try { | |
46 | peertubeLocalStorage = localStorage | |
47 | } catch (err) { | |
48 | const instance = new MemoryStorage() | |
49 | ||
50 | peertubeLocalStorage = new Proxy(instance, { | |
51 | set: function (obj, prop, value) { | |
52 | if (MemoryStorage.prototype.hasOwnProperty(prop)) { | |
53 | instance[prop] = value | |
54 | } else { | |
55 | instance.setItem(prop, value) | |
56 | } | |
57 | return true | |
58 | }, | |
59 | get: function (target, name) { | |
60 | if (MemoryStorage.prototype.hasOwnProperty(name)) { | |
61 | return instance[name] | |
62 | } | |
63 | if (valuesMap.has(name)) { | |
64 | return instance.getItem(name) | |
65 | } | |
66 | } | |
67 | }) | |
68 | } | |
69 | ||
70 | export { peertubeLocalStorage } |