react-native-onyx
Version:
State management for React Native
92 lines (91 loc) • 4.18 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const idb_keyval_1 = require("idb-keyval");
const utils_1 = __importDefault(require("../../utils"));
// We don't want to initialize the store while the JS bundle loads as idb-keyval will try to use global.indexedDB
// which might not be available in certain environments that load the bundle (e.g. electron main process).
let idbKeyValStore;
const provider = {
/**
* The name of the provider that can be printed to the logs
*/
name: 'IDBKeyValProvider',
/**
* Initializes the storage provider
*/
init() {
const newIdbKeyValStore = (0, idb_keyval_1.createStore)('OnyxDB', 'keyvaluepairs');
if (newIdbKeyValStore == null)
throw Error('IDBKeyVal store could not be created');
idbKeyValStore = newIdbKeyValStore;
},
setItem: (key, value) => {
if (value === null) {
provider.removeItem(key);
}
return (0, idb_keyval_1.set)(key, value, idbKeyValStore);
},
multiGet: (keysParam) => (0, idb_keyval_1.getMany)(keysParam, idbKeyValStore).then((values) => values.map((value, index) => [keysParam[index], value])),
multiMerge: (pairs) => idbKeyValStore('readwrite', (store) => {
// Note: we are using the manual store transaction here, to fit the read and update
// of the items in one transaction to achieve best performance.
const getValues = Promise.all(pairs.map(([key]) => (0, idb_keyval_1.promisifyRequest)(store.get(key))));
return getValues.then((values) => {
const pairsWithoutNull = pairs.filter(([key, value]) => {
if (value === null) {
provider.removeItem(key);
return false;
}
return true;
});
const upsertMany = pairsWithoutNull.map(([key, value], index) => {
const prev = values[index];
const newValue = utils_1.default.fastMerge(prev, value);
return (0, idb_keyval_1.promisifyRequest)(store.put(newValue, key));
});
return Promise.all(upsertMany);
});
}),
mergeItem(key, _deltaChanges, preMergedValue) {
// Since Onyx also merged the existing value with the changes, we can just set the value directly
return provider.setItem(key, preMergedValue);
},
multiSet: (pairs) => {
const pairsWithoutNull = pairs.filter(([key, value]) => {
if (value === null) {
provider.removeItem(key);
return false;
}
return true;
});
return (0, idb_keyval_1.setMany)(pairsWithoutNull, idbKeyValStore);
},
clear: () => (0, idb_keyval_1.clear)(idbKeyValStore),
getAllKeys: () => (0, idb_keyval_1.keys)(idbKeyValStore),
getItem: (key) => (0, idb_keyval_1.get)(key, idbKeyValStore)
// idb-keyval returns undefined for missing items, but this needs to return null so that idb-keyval does the same thing as SQLiteStorage.
.then((val) => (val === undefined ? null : val)),
removeItem: (key) => (0, idb_keyval_1.del)(key, idbKeyValStore),
removeItems: (keysParam) => (0, idb_keyval_1.delMany)(keysParam, idbKeyValStore),
getDatabaseSize() {
if (!window.navigator || !window.navigator.storage) {
throw new Error('StorageManager browser API unavailable');
}
return window.navigator.storage
.estimate()
.then((value) => {
var _a, _b, _c;
return ({
bytesUsed: (_a = value.usage) !== null && _a !== void 0 ? _a : 0,
bytesRemaining: ((_b = value.quota) !== null && _b !== void 0 ? _b : 0) - ((_c = value.usage) !== null && _c !== void 0 ? _c : 0),
});
})
.catch((error) => {
throw new Error(`Unable to estimate web storage quota. Original error: ${error}`);
});
},
};
exports.default = provider;