Added updateLastPlayedSong function that drops first song from a table and inserts a new one at the bottom.

radio/static/assets/js/main.js

@@ -1,4 +1,4 @@
-function getRadioStats() {
+function updateRadioStatus() {
 	const $ = id => document.getElementById(id);
 
 	fetch("/stats")
@@ -17,6 +17,28 @@ function getRadioStats() {
 	});
 }
 
+function updateLastPlayedSong() {
+	const $ = id => document.getElementById(id);
 
-getRadioStats();
+	fetch('/lastsong')
-setInterval(getRadioStats, 45000);
+	.then(r => r.json())
+	.then(last_played => {
+		let { cur_artist, cur_song } = $('radio-song').innerText.split(' - ');
+
+		if (last_played.artist == cur_artist && last_played.title == cur_song)
+			return;
+
+		$('last-played').firstChild.firstChild.remove();
+
+		let row = $('last-played').insertRow();
+		let artist_cell = row.insertCell();
+		artist_cell.appendChild(document.createTextNode(last_played.artist));
+		let title_cell = row.insertCell();
+		title_cell.appendChild(document.createTextNode(last_played.title));
+	});
+}
+
+function updateAll() { updateRadioStatus(); updateLastPlayedSong(); }
+
+setInterval(updateRadioStatus, 45000);
+setInterval(updateLastPlayedSong, 45000);