electron/lib/renderer/extensions/storage.ts
2020-03-20 13:28:31 -07:00

86 lines
2.8 KiB
TypeScript

import { ipcRendererInternal } from '@electron/internal/renderer/ipc-renderer-internal';
const getStorage = (storageType: string, extensionId: number, callback: Function) => {
if (typeof callback !== 'function') throw new TypeError('No callback provided');
ipcRendererInternal.invoke<string>('CHROME_STORAGE_READ', storageType, extensionId)
.then(data => {
if (data !== null) {
callback(JSON.parse(data));
} else {
// Disabled due to false positive in StandardJS
// eslint-disable-next-line standard/no-callback-literal
callback({});
}
});
};
const setStorage = (storageType: string, extensionId: number, storage: Record<string, any>, callback: Function) => {
const json = JSON.stringify(storage);
ipcRendererInternal.invoke('CHROME_STORAGE_WRITE', storageType, extensionId, json)
.then(() => {
if (callback) callback();
});
};
const getStorageManager = (storageType: string, extensionId: number) => {
return {
get (keys: string[], callback: Function) {
getStorage(storageType, extensionId, (storage: Record<string, any>) => {
if (keys == null) return callback(storage);
let defaults: Record<string, any> = {};
switch (typeof keys) {
case 'string':
keys = [keys];
break;
case 'object':
if (!Array.isArray(keys)) {
defaults = keys;
keys = Object.keys(keys);
}
break;
}
// Disabled due to false positive in StandardJS
// eslint-disable-next-line standard/no-callback-literal
if (keys.length === 0) return callback({});
const items: Record<string, any> = {};
keys.forEach((key: string) => {
let value = storage[key];
if (value == null) value = defaults[key];
items[key] = value;
});
callback(items);
});
},
set (items: Record<string, any>, callback: Function) {
getStorage(storageType, extensionId, (storage: Record<string, any>) => {
Object.keys(items).forEach(name => { storage[name] = items[name]; });
setStorage(storageType, extensionId, storage, callback);
});
},
remove (keys: string[], callback: Function) {
getStorage(storageType, extensionId, (storage: Record<string, any>) => {
if (!Array.isArray(keys)) keys = [keys];
keys.forEach((key: string) => {
delete storage[key];
});
setStorage(storageType, extensionId, storage, callback);
});
},
clear (callback: Function) {
setStorage(storageType, extensionId, {}, callback);
}
};
};
export const setup = (extensionId: number) => ({
sync: getStorageManager('sync', extensionId),
local: getStorageManager('local', extensionId)
});