import {WaitForSync} from './resolvable';

export interface ClientConfig {
	EXTERNAL_BASE_URL: string
}

let config: ClientConfig|undefined;
const configWaiter = new WaitForSync<ClientConfig>();

export function setConfig(clientConfig: ClientConfig): void {
	config = clientConfig;
	configWaiter.setData(config);
}

export function getConfig(): Promise<ClientConfig> {
	return configWaiter.resolve();
}

export async function getUserInfo(): Promise<UserInfo|undefined> {
	const config = await getConfig();
	const res = await fetch(config.EXTERNAL_BASE_URL + "/api/user");
	return res.json();
}