Rewrite

static/js/sync.mjs

@@ -0,0 +1,19 @@
+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))
+	}
+}