79 lines
2.6 KiB
JavaScript
79 lines
2.6 KiB
JavaScript
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'use strict';
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// eslint-disable-next-line no-unused-expressions
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(chrome.runtime.id.includes('@temporary') || !('sync' in chrome.storage)) && (() => {
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const listeners = new Set();
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Object.assign(chrome.storage.onChanged, {
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addListener: fn => listeners.add(fn),
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hasListener: fn => listeners.has(fn),
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removeListener: fn => listeners.delete(fn),
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});
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for (const name of ['local', 'sync']) {
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const dummy = tryJSONparse(localStorage['dummyStorage.' + name]) || {};
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chrome.storage[name] = {
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get(data, cb) {
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let result = {};
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if (data === null) {
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result = deepCopy(dummy);
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} else if (Array.isArray(data)) {
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for (const key of data) {
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result[key] = dummy[key];
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}
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} else if (typeof data === 'object') {
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const hasOwnProperty = Object.prototype.hasOwnProperty;
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for (const key in data) {
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if (hasOwnProperty.call(data, key)) {
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const value = dummy[key];
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result[key] = value === undefined ? data[key] : value;
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}
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}
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} else {
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result[data] = dummy[data];
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}
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if (typeof cb === 'function') cb(result);
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},
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set(data, cb) {
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const hasOwnProperty = Object.prototype.hasOwnProperty;
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const changes = {};
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for (const key in data) {
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if (!hasOwnProperty.call(data, key)) continue;
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const newValue = data[key];
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changes[key] = {newValue, oldValue: dummy[key]};
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dummy[key] = newValue;
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}
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localStorage['dummyStorage.' + name] = JSON.stringify(dummy);
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if (typeof cb === 'function') cb();
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notify(changes);
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},
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remove(keyOrKeys, cb) {
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const changes = {};
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for (const key of Array.isArray(keyOrKeys) ? keyOrKeys : [keyOrKeys]) {
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changes[key] = {oldValue: dummy[key]};
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delete dummy[key];
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}
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localStorage['dummyStorage.' + name] = JSON.stringify(dummy);
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if (typeof cb === 'function') cb();
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notify(changes);
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},
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};
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}
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window.API_METHODS = Object.assign(window.API_METHODS || {}, {
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dummyStorageGet: ({data, name}) => new Promise(resolve => chrome.storage[name].get(data, resolve)),
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dummyStorageSet: ({data, name}) => new Promise(resolve => chrome.storage[name].set(data, resolve)),
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dummyStorageRemove: ({data, name}) => new Promise(resolve => chrome.storage[name].remove(data, resolve)),
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});
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function notify(changes, name) {
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for (const fn of listeners.values()) {
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fn(changes, name);
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}
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sendMessage({
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dummyStorageChanges: changes,
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dummyStorageName: name,
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}, ignoreChromeError);
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}
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})();
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