import { API } from 'api'

export class Sync {
	static async tree() {
		let oldMax = 0
		nodeStore.getAppState('latest_sync')
			.then(state => {
				if (state !== null) {
					oldMax = state.value
					return state.value
				}
				return 0
			})
			.then(sequence => API.query('POST', `/node/tree/${sequence}`, {}))
			.then(res => nodeStore.updateTreeRecords(res.Nodes))
			.then(newMax => nodeStore.setAppState('latest_sync', Math.max(oldMax, newMax)))
			.catch(e => alert(e))
	}
}