import { store } from './api'

let config = false
let loaded = false
const configWatchers = []
const waitingForConfig = []

const subscribeToStore = () => {
	if (!store) return setTimeout(() => subscribeToStore(), 50)

	store.subscribe(() => {
		const cA = store.getState().app
		const c = store.getState().config
		if (!c.loaded) return
		if (!loaded) waitingForConfig.forEach(r => r(cA))
		configWatchers.forEach(fn => fn(cA))
		config = cA
	})
}

subscribeToStore()

export function getConfig() {
	return config
}

export function watchConfig(fn) {
	fn(config)
	configWatchers.push(fn)
}

export function waitForConfig() {
	return new Promise((resolve, reject) => {
		if (config) return resolve(config)
		waitingForConfig.push(resolve)
	})
}