102 lines
1.9 KiB
JavaScript
102 lines
1.9 KiB
JavaScript
const { isFile } = require('./utils');
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class Mem {
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constructor() {
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this.items = new Map();
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}
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get length() {
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return this.items.size;
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}
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getItem(key) {
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return this.items.get(key);
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}
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setItem(key, value) {
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return this.items.set(key, value);
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}
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removeItem(key) {
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return this.items.delete(key);
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}
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key(i) {
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return this.items.keys()[i];
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}
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}
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class Storage {
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constructor() {
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try {
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this.engine = localStorage || new Mem();
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} catch (e) {
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this.engine = new Mem();
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}
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}
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get totalDownloads() {
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return Number(this.engine.getItem('totalDownloads'));
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}
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set totalDownloads(n) {
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this.engine.setItem('totalDownloads', n);
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}
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get totalUploads() {
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return Number(this.engine.getItem('totalUploads'));
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}
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set totalUploads(n) {
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this.engine.setItem('totalUploads', n);
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}
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get referrer() {
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return this.engine.getItem('referrer');
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}
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set referrer(str) {
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this.engine.setItem('referrer', str);
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}
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get files() {
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const fs = [];
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for (let i = 0; i < this.engine.length; i++) {
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const k = this.engine.key(i);
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if (isFile(k)) {
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try {
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fs.push(JSON.parse(this.engine.getItem(k)));
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} catch (err) {
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// obviously you're not a golfer
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this.engine.removeItem(k);
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}
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}
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}
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return fs.sort((file1, file2) => {
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const creationDate1 = new Date(file1.creationDate);
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const creationDate2 = new Date(file2.creationDate);
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return creationDate1 - creationDate2;
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});
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}
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get numFiles() {
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let length = 0;
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for (let i = 0; i < this.engine.length; i++) {
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const k = this.engine.key(i);
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if (isFile(k)) {
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length += 1;
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}
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}
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return length;
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}
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getFileById(id) {
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return this.engine.getItem(id);
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}
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remove(property) {
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this.engine.removeItem(property);
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}
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addFile(id, file) {
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this.engine.setItem(id, JSON.stringify(file));
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}
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}
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module.exports = Storage;
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