Firebase remote config example for Axway Titanium

config-manager.js

import TiFirebaseConfig from 'firebase.config';

export default class ConfigManager {

	static fetch () {
		return new Promise(resolve => {
			const lastVersions = Ti.App.Properties.getList('kMyAppLastVersions', []);
			const lastVersionLegacy = Ti.App.Properties.getString('lastVersion', null);

			// Migrate prior updates
			if (lastVersionLegacy) {
				lastVersions.push(lastVersionLegacy);
				Ti.App.Properties.setString('lastVersion', null);
			}

			const shouldForceFetch = lastVersions.length === 0 || !lastVersions.includes(Ti.App.version);
			let didResolve = false;

			const params = {
				callback: _ => {
					TiFirebaseConfig.activateFetched();

					if (!didResolve) {
						didResolve = true;

						setTimeout(() => {
							resolve();
						}, 500);
					}
				}
			};

			// If the app version changed, force a remote config update
			if (shouldForceFetch) {
				Ti.API.debug('App version changed, force remote config update!');

				lastVersions.push(Ti.App.version);
				Ti.App.Properties.setList('kMyAppLastVersions', lastVersions);
				params.expirationDuration = 0;
			}

			TiFirebaseConfig.setDefaults(Alloy.CFG.firebaseConfigDefaults);
			TiFirebaseConfig.fetch(params);

			// If the settings could not be received after 5 seconds, try again but start the app already
			setTimeout(() => {
				if (!didResolve) {
					Ti.API.warn('Force re-fetch since timeout was exceeded');
					TiFirebaseConfig.fetch(params);

					didResolve = true;
					resolve();
				}
			}, 5000);
		});
	}

	static getString(key) {
		const value = TiFirebaseConfig.configValueForKey(key);
		if (!value) { return undefined; }

		return value.string;
	}

	static getBool(key) {
		const value = TiFirebaseConfig.configValueForKey(key);
		if (!value) { return false; }

		return value.bool;
	}

	static getInt(key) {
		const value = TiFirebaseConfig.configValueForKey(key);
		if (!value) { return undefined; }

		return parseInt(value.number);
	}
}