contrib/aura-clock/src/StudioClock.svelte

+<script>
+	import { onMount } from 'svelte';
+	export let apiUrl = "http://localhost:3333/api/v1";
+	export let stationName = "Studio Clock";
+	export let stationLogo = "https://gitlab.servus.at/aura/meta/-/raw/master/images/aura-logo.png";
+	export let stationLogoSize  = "100px";
+	export let noScheduleMessage = "Nothing scheduled!";
+
+	let time = new Date(); 
+	let queryCurrent = "/clock";
+
+	let data;
+	let currentTrack = null;
+	let timeLeft;
+
+
+	// these automatically update when `time`
+	// changes, because of the `$:` prefix
+	$: hours = time.getHours();
+	$: minutes = time.getMinutes();
+	$: seconds = time.getSeconds();
+
+	data = fetchApi(queryCurrent);
+
+
+	onMount(() => {
+		const interval = setInterval(() => {
+			time = new Date();
+			timeLeft -= 1;
+
+			if (timeLeft <= 0 || data == null) {
+				currentTrack = null;
+				data = null;
+				data = fetchApi(queryCurrent);
+			}
+
+		}, 1000);
+
+		return () => {
+			clearInterval(interval);
+		};
+	});
+
+
+	async function fetchApi(query) {
+		let response;
+		let data;
+
+		try {
+			response = await fetch(apiUrl+query);
+		} catch {
+			throw new Error("Cannot connect to Engine!");
+		}
+
+		try {
+			data = await response.json();
+		} catch(e) {
+			console.log("Error while converting response to JSON!", e);
+			throw new Error(response.statusText);
+		}
+
+		if (response.ok) {
+			return data;
+		} else {
+			console.log("Error:", data);
+			throw new Error(data.message);
+		}
+	}
+
+	function setCurrentTrack(info) {
+		if (currentTrack == null && info != null && info.track != null) {
+			currentTrack = info;
+			
+			let t = time - Date.parse(info.track_start);
+			t = parseInt(t/1000);
+
+			timeLeft = info.track.duration - t - 3; /* FIXME improve timings in coordination with scheduler/trackservice/LQS */
+			console.log("Current Data", info);
+		}
+		return "";
+	}
+
+	function displayTitle(track) {
+		if (track != null) {
+			let artist = "";
+			if (track.artist != "")
+				artist = track.artist + " - ";
+			return artist + track.title;
+		}
+		return "";
+	}
+
+	function formatTime(seconds) {
+		if (seconds != null && Number.isInteger(seconds)) {
+			let d = new Date(null);
+			d.setSeconds(seconds);
+
+			let s;
+			if (seconds > 3600)
+				s = d.toISOString().substr(11, 8);
+			else
+				s = d.toISOString().substr(14, 5);
+			return s;
+		}
+		return "";
+	}
+
+	function displayShowName(show) {
+		let name = ""
+		if (show == null || show.name == null) {
+			name = '<span class="error">'+noScheduleMessage+'</span>';
+		} else {
+			name = show.name;
+		}
+		return name;
+	}
+
+	function displayShowSchedule(schedule) {
+		let str = "";
+
+		if (schedule != null && schedule.schedule_start != null) {
+			let scheduleStart = ""
+			let scheduleEnd = "";
+
+			if (schedule.schedule_start != null) {
+				let scheduleStart = new Date(Date.parse(schedule.schedule_start));
+				scheduleStart = scheduleStart.toLocaleTimeString(navigator.language, {
+					hour: '2-digit',
+					minute:'2-digit'
+				});
+				str = "(" + scheduleStart;
+			}
+			if (schedule.schedule_end != null) {
+				scheduleEnd = new Date(Date.parse(schedule.schedule_end));
+				scheduleEnd = scheduleEnd.toLocaleTimeString(navigator.language, {
+					hour: '2-digit',
+					minute:'2-digit'
+				});
+				str = str + " - " + scheduleEnd + ")";
+			} else {
+				str += ")";
+			}
+
+		}
+		return str;
+	}
+
+	function isActive(entry, currentTrack) {
+		if (currentTrack != null && entry.id == currentTrack.id) {
+			// Scroll to current playlist entry
+			location.hash = "#current-playlist-entry";
+			return true;
+		}
+		return false;
+	}
+
+
+	
+</script>
+
+<style>
+
+	#station-header {
+		width: 100%;
+		height: 50px;
+		/* margin: 20px 100px; */
+		padding: 40px 100px;
+	}
+
+	#station-name {
+		margin: 0;
+    	font-size: 3em;
+		line-height: 80px;
+	}
+
+	#station-logo {
+		align-content: left;
+		text-align: right;
+		margin: 0 40px 0 10px;
+		opacity: 0.5;
+		filter: invert(100%);
+	}
+
+	#studio-clock {
+		width: calc(100% - 200px);
+		height: calc(100% - 500px);
+		margin: 100px;
+		display: -webkit-flex;
+		display: -ms-flexbox;
+		display: flex;
+		/* border: 2px solid #333; */
+		flex-direction: row;
+	}
+
+	#left-column {
+		width: 30%;
+		padding: 25px;
+	}
+
+	#right-column {
+		width: 70%;
+		padding: 25px 25px 25px 50px;
+	}
+
+	#current-schedule,
+	#next-schedule {
+		margin: 0 0 40px 20px;
+	}
+
+	#next-schedule {
+		background-color:rgb(24, 24, 24);
+		margin-right: 20px;
+		padding: 12px;
+	}
+
+	#current-schedule .schedule-title {
+		color: #ccc;
+		font-size: 3.5em;
+	}
+	#next-schedule .schedule-title {
+		color: gray !important;
+		font-size: 2em;
+	}
+
+	#playlist {
+		border: 2px solid #333;
+		margin: 20px 20px 40px 20px;
+		padding: 10px;
+		height: calc(80% - 100px);
+		overflow-y: auto;
+		scroll-behavior: smooth; 
+		background-color: #111;
+		display: flex;
+   		align-items: center;
+	}
+
+	#playlist::-webkit-scrollbar-track
+	{
+		border-radius: 10px;
+		-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
+		background-color: rgb(77, 73, 73);
+	}
+
+	#playlist::-webkit-scrollbar
+	{
+		width: 12px;
+		background-color: rgb(0, 0, 0);
+	}
+
+	#playlist::-webkit-scrollbar-thumb
+	{
+		border-radius: 10px;
+		-webkit-box-shadow: inset 0 0 6px rgba(0,0,0,.3);
+		background-color: rgb(34, 32, 32);
+	}
+
+	.playlist-entry {
+		font-size: 1.5em;
+		padding-left: 53px;
+	}
+
+	#current-track * {
+		font-size: 1.75em;
+		/* margin: 20% 0; */
+	}
+
+	.play-icon,
+	.track-time-left {
+		margin: 25px 50px;
+	}
+
+	.is-active {
+		color: green;
+		padding-left: 0;
+	}
+
+	.is-active .track-title::before {
+		content: "\00a0\00a0▶\00a0\00a0\00a0";
+		font-size: larger; 
+		color: green;
+	}
+
+	.is-active .track-time-left {
+		color: rgb(43, 241, 36);
+		background-color: #222;
+		padding: 5px 15px;
+	}
+
+	.error {
+		font-size: 1.3em;
+		color:red;
+		height:100%;
+		display : flex;
+		align-items : center;
+		justify-content: center;
+	}
+
+	svg {
+		width: 100%;
+		height: 100%;
+	}
+
+	.clock-face {
+		stroke: rgb(66, 66, 66);
+		fill: black;
+	}
+
+	.minor {
+		stroke: rgb(132, 132, 132);
+		stroke-width: 0.5;
+	}
+
+	.major {
+		stroke: rgb(162, 162, 162);
+		stroke-width: 1;
+	}
+
+	.hour {
+		stroke: rgba(255, 255, 255, 0.705);
+	}
+
+	.minute {
+		stroke: rgba(255, 255, 255, 0.705);
+	}
+
+	.second, .second-counterweight {
+		stroke: rgb(180,0,0);
+	}
+
+	.second-counterweight {
+		/* stroke-width: 3; */
+	}
+
+	footer {
+		width: 100%;
+		text-align: center;
+		font-size: 0.8em;
+		color: gray;
+		opacity: 0.5;
+	}
+
+	footer a {
+		color: gray;
+		text-decoration: underline;
+	}
+
+	footer #aura-logo {
+		/* opacity: 0.5; */
+		filter: invert(100%);
+		width: 75px;
+		margin: 0 0 20px 0;
+	}
+
+</style>
+
+
+
+<div id="station-header">
+	<img id="station-logo" src="{stationLogo}" style="width:{stationLogoSize}" alt="Radio Station" align="left" />
+	<h1 id="station-name">{stationName}</h1>
+</div>
+
+<div id="studio-clock">
+	<div id="left-column" class="column">
+		<svg viewBox='-50 -50 100 100'>
+			<circle class='clock-face' r='48'/>
+
+			<!-- markers -->
+			{#each [0, 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55] as minute}
+				<line
+					class='major'
+					y1='35'
+					y2='45'
+					transform='rotate({30 * minute})'
+				/>
+
+				{#each [1, 2, 3, 4] as offset}
+					<line
+						class='minor'
+						y1='42'
+						y2='45'
+						transform='rotate({6 * (minute + offset)})'
+					/>
+				{/each}
+			{/each}
+
+			<!-- hour hand -->
+			<line
+				class='hour'
+				y1='2'
+				y2='-20'
+				transform='rotate({30 * hours + minutes / 2})'
+			/>
+
+			<!-- minute hand -->
+			<line
+				class='minute'
+				y1='4'
+				y2='-30'
+				transform='rotate({6 * minutes + seconds / 10})'
+			/>
+
+			<!-- second hand -->
+			<g transform='rotate({6 * seconds})'>
+				<line class='second' y1='10' y2='-38'/>
+				<line class='second-counterweight' y1='10' y2='2'/>
+			</g>
+		</svg>
+	</div>
+
+	<div id="right-column" class="column">
+
+		{#await data}
+			<div class="spinner-border mt-5" role="status">
+				<span class="sr-only">Loading...</span>
+			</div>
+		{:then value}
+			{setCurrentTrack(value)}
+			<!-- <h2>&#9654; Playing</h2> -->
+			
+			{#if value.current.show}
+
+			<div id="current-schedule">
+				<h1 class="schedule-title">{@html displayShowName(value.current.show)} {displayShowSchedule(value.current)}</h1>
+				<!-- <div class="schedule-details">
+					<b>Type:</b> {value.current.show.type}, <b>Host:</b> {value.current.show.host}</div>-->
+			</div> 
+			<div id="playlist">
+
+				{#if value.current.playlist}
+					<ol>
+					{#each value.current.playlist.entries as entry, index}
+						{#if isActive(entry, value.track)}
+						
+						<li id="current-playlist-entry" class="playlist-entry is-active">
+							<!-- <span class="play-icon">&#9654;</span> -->
+							<span class="track-title">{displayTitle(entry)}</span>
+							<span class="track-time-left">({formatTime(timeLeft)})</span>
+						</li>
+
+						{:else}
+
+						<li class="playlist-entry">
+							<span class="track-title">{displayTitle(entry)}</span>
+							<span class="track-duration">({formatTime(entry.duration)})</span>
+						</li>	
+
+						{/if}
+
+					{/each}
+					</ol>
+				{:else}
+
+					<div id="current-track" class="is-active">
+						<h2>
+							<span class="track-title">{displayTitle(value.track)}</span>
+							<span class="track-time-left">{formatTime(timeLeft)}</span>
+						</h2>
+					</div>
+				{/if}
+			</div>
+			<div id="next-schedule">
+				<h3 class="schedule-title">Next: {@html displayShowName(value.next.show)} {displayShowSchedule(value)}</h3>
+			</div>
+
+			{/if}
+		{:catch error}
+			<div class="error"><p>{error}</p></div>
+		{/await}
+
+	</div>
+
+</div>
+
+<footer>
+	<a href="https://gitlab.servus.at/aura/meta"><img id="aura-logo" src="https://gitlab.servus.at/aura/meta/-/raw/master/images/aura-logo.png" alt="Aura Logo" /></a>
+	<br/>
+	Studio Clock is powered by <a href="https://gitlab.servus.at/autoradio">Aura Engine</a>
+</footer>
\ No newline at end of file

contrib/aura-clock/src/main.js

+import StudioClock from './StudioClock.svelte';
+
+const clock = new StudioClock({
+	target: document.body,
+	props: {
+		stationName: "Radio Orange",
+		stationLogo: "https://o94.at/themes/custom/radio_orange/logo1.png",
+		stationLogoSize: "180px",
+		apiUrl: 'http://localhost:3333/api/v1/'
+	}
+});
+
+export default clock;
\ No newline at end of file

contrib/aura-player/.gitignore

+/node_modules/
+/public/build/
+
+.DS_Store

contrib/aura-player/README.md

+
+# Aura Player
+
+A collection of JavaScript components to integrate Aura to your Website.
+
+Provided components:
+
+    - Track Service
+
+## Requirements
+
+    Node 13 
+
+## Install
+
+    npm install
+
+## Run
+
+    npm start
+
+
+## Resources
+
+* Svelte Docs - https://svelte.dev/docs
\ No newline at end of file

contrib/aura-player/package.json

+{
+  "name": "aura-player",
+  "version": "1.0.0",
+  "scripts": {
+    "build": "rollup -c",
+    "dev": "rollup -c -w",
+    "start": "sirv public"
+  },
+  "devDependencies": {
+    "@rollup/plugin-node-resolve": "^6.0.0",
+    "rollup": "^1.12.0",
+    "rollup-plugin-commonjs": "^10.0.0",
+    "rollup-plugin-livereload": "^1.0.0",
+    "rollup-plugin-svelte": "^5.0.3",
+    "rollup-plugin-terser": "^5.1.2",
+    "svelte": "^3.0.0"
+  },
+  "dependencies": {
+    "sirv-cli": "^0.4.4"
+  }
+}

contrib/aura-player/public/global.css

+html, body {
+	position: relative;
+	width: 100%;
+	height: 100%;
+	margin: 0;
+	padding: 0;
+}
+
+body {
+	color: #333;
+	margin: 0;
+	padding: 8px;
+	box-sizing: border-box;
+	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
+}
+
+a {
+	color: rgb(0,100,200);
+	text-decoration: none;
+}
+
+a:hover {
+	text-decoration: underline;
+}
+
+a:visited {
+	color: rgb(0,80,160);
+}
+
+label {
+	display: block;
+}
+
+input, button, select, textarea {
+	font-family: inherit;
+	font-size: inherit;
+	padding: 0.4em;
+	margin: 0 0 0.5em 0;
+	box-sizing: border-box;
+	border: 1px solid #ccc;
+	border-radius: 2px;
+}
+
+input:disabled {
+	color: #ccc;
+}
+
+input[type="range"] {
+	height: 0;
+}
+
+button {
+	color: #333;
+	background-color: #f4f4f4;
+	outline: none;
+}
+
+button:disabled {
+	color: #999;
+}
+
+button:not(:disabled):active {
+	background-color: #ddd;
+}
+
+button:focus {
+	border-color: #666;
+}

contrib/aura-player/public/index.html

+<!DOCTYPE html>
+<html lang="en">
+<head>
+	<meta charset='utf-8'>
+	<meta name='viewport' content='width=device-width,initial-scale=1'>
+
+	<title>Svelte app</title>
+
+	<link rel='icon' type='image/png' href='/favicon.png'>
+	<link rel="stylesheet" href="/bootstrap.css">
+	<!--<link rel='stylesheet' href='/global.css'>-->
+	<link rel='stylesheet' href='/build/bundle.css'>
+
+	<script defer src='/build/bundle.js'></script>
+</head>
+<body>
+</body>
+</html>

contrib/aura-player/src/main.js

+import App from './App.svelte';
+
+const app = new App({
+	target: document.body
+});
+
+export default app;
\ No newline at end of file

errormessages/communicator_error.js

+{
+}
\ No newline at end of file