react-native-firebase/lib/firebase.js

161 lines
4.1 KiB
JavaScript

/**
* @providesModule Firebase
* @flow
*/
import { NativeModules } from 'react-native';
import Log from './utils/log';
import { isObject } from './utils';
// modules
import Auth, { statics as AuthStatics } from './modules/auth';
import Storage, { statics as StorageStatics } from './modules/storage';
import Database, { statics as DatabaseStatics } from './modules/database';
import Messaging, { statics as MessagingStatics } from './modules/messaging';
import Analytics from './modules/analytics';
import Crash from './modules/crash';
const instances: Object = { default: null };
const FirebaseModule = NativeModules.RNFirebase;
/**
* @class Firebase
*/
export default class Firebase {
_log: ?Object;
_auth: ?Object;
_store: ?Object;
_storage: ?Object;
_database: ?Object;
_presence: ?Object;
_analytics: ?Object;
_constants: ?Object;
_messaging: ?Object;
_remoteConfig: ?Object;
_crash: ?Object;
auth: Function;
storage: Function;
database: Function;
messaging: Function;
eventHandlers: Object;
debug: boolean;
options: {
errorOnMissingPlayServices: boolean,
debug?: boolean,
persistence?: boolean
};
/**
*
* @param options
*/
constructor(options: Object = {}) {
this.eventHandlers = {};
this.debug = options.debug || false;
this.options = Object.assign({ errorOnMissingPlayServices: true }, options);
if (this.debug) {
Log.enable(this.debug);
}
this._log = new Log('firebase');
if (this.options.errorOnMissingPlayServices && !this.googleApiAvailability.isAvailable) {
throw new Error(`Google Play Services is required to run this application but no valid installation was found (Code ${this.googleApiAvailability.status}).`);
}
this.auth = this._staticsOrInstance('auth', AuthStatics, Auth);
this.storage = this._staticsOrInstance('storage', StorageStatics, Storage);
this.database = this._staticsOrInstance('database', DatabaseStatics, Database);
this.messaging = this._staticsOrInstance('messaging', MessagingStatics, Messaging);
// init auth to start listeners
this.auth();
}
/**
* Support web version of initApp.
* @param options
* @param name
* @returns {*}
*/
static initializeApp(options: Object = {}, name: string = 'default') {
if (!isObject(options)) {
throw new Error('Firebase.initializeApp(options <- requires a configuration object');
}
if (typeof name !== 'string') {
throw new Error('Firebase.initializeApp(options, name <- requires a string value');
}
if (name !== 'default') {
throw new Error('RNFirebase currently only supports one instance of firebase - the default one.');
}
if (!instances[name]) instances[name] = new Firebase(options);
return instances[name];
}
analytics() {
if (!this._analytics) {
this._analytics = new Analytics(this);
}
return this._analytics;
}
crash() {
if (!this._crash) {
this._crash = new Crash(this);
}
return this._crash;
}
get apps(): Array<string> {
return Object.keys(instances);
}
/**
* Returns androids GoogleApiAvailability status and message if available.
* @returns {GoogleApiAvailabilityType|{isAvailable: boolean, status: number}}
*/
get googleApiAvailability(): GoogleApiAvailabilityType {
// if not available then return a fake object for ios - saves doing platform specific logic.
return FirebaseModule.googleApiAvailability || { isAvailable: true, status: 0 };
}
/**
* Logger
*/
get log(): Log {
return this._log;
}
/**
*
* @param name
* @param statics
* @param InstanceClass
* @returns {function()}
* @private
*/
_staticsOrInstance(name, statics, InstanceClass): Function {
const getInstance = () => {
const internalPropName = `_${name}`;
// $FlowFixMe
if (!this[internalPropName]) {
// $FlowFixMe
this[internalPropName] = new InstanceClass(this);
}
// $FlowFixMe
return this[internalPropName];
};
Object.assign(getInstance, statics || {});
return getInstance;
}
}