spee.ch/views/index.handlebars

<h1>spee.ch</h1>
<p>spee.ch is a single-serving site that reads and publishes images to and from the <a href="https://lbry.io">LBRY</a> blockchain.</p>

{{> examples}}
{{> publish}}
{{> links}}
{{> documentation}}
{{> bugs}}
{{> contribute}}

<script src="/socket.io/socket.io.js"></script>
<script src="/siofu/client.js"></script>
<script>
	var socket = io();
	var uploader = new SocketIOFileUpload(socket);

	function createProgressBar(element, size){
		var x = 1;
		var adder = 1;
		function addOne(){
			var bars = '<p>|';
			for (var i = 0; i < x; i++){
				bars += ' | ';
			}
			bars += '</p>';
			element.innerHTML = bars;
			if (x === size){
				adder = -1;
			} else if ( x === 0){
				adder = 1;
			}
			x += adder;
		};
		setInterval(addOne, 300);
	}

	function previewFile(){
		var preview = document.querySelector('img'); //selects the query named img
		var claimName = document.querySelector('input[name=name]'); 
		var selectedFile = document.querySelector('input[name=file]').files[0];
		var previewReader = new FileReader();
		previewReader.onloadend = function () {
			preview.src = previewReader.result;
		};
		if (selectedFile) {
			previewReader.readAsDataURL(selectedFile); // reads the data and sets the img src
			claimName.value = selectedFile.name.substring(0, selectedFile.name.indexOf('.'));
		} else {
			preview.src = '';
		}
	}

	function updatePublishStatus(msg){
		document.getElementById('publish-status').innerHTML = msg;
	}

	uploader.listenOnSubmit(document.getElementById('publish-submit'), document.getElementById('siofu_input'));

	document.getElementById('publish-submit').addEventListener('click', function(event){
		event.preventDefault();
	})

	uploader.addEventListener('start', function(event){
		var name = document.getElementById('publish-name').value;
		var license = document.getElementById('publish-license').value;
		var nsfw = document.getElementById('publish-nsfw').value;
		// set meta data 
		event.file.meta.name = name;
		event.file.meta.license = license;
		event.file.meta.nsfw = nsfw;
		// set the html of the publish area
		document.getElementById('publish').innerHTML = '<div id="publish-status"></div><div id="progress-bar"></div>';
		// start the progress bar
		createProgressBar(document.getElementById('progress-bar'), 12);
	});

	uploader.addEventListener('progress', function(event){
		var percent = event.bytesLoaded / event.file.size * 100;
		updatePublishStatus('File is ' + percent.toFixed(2) + '% loaded to the server');
	})

	socket.on('publish-status', function(msg){
		updatePublishStatus(msg);
	})

	socket.on('publish-failure', function(msg){
		document.getElementById('publish').innerHTML = '<p>' + msg + '</p><p> --(✖╭╮✖)→ </p>';
	})

	socket.on('publish-complete', function(msg){
		var publishResults = '<p>Your publish is complete!</p>';
		publishResults += '<p>Your Claim ID is: ' + msg.result.claim_id + '</p>';
		publishResults += '<p>Your Transaction ID is: <a href="https://explorer.lbry.io/#!/transaction?id=' + msg.result.txid + '">' + msg.result.txid + '</a></p>';
		publishResults += '<p>Here is a link to the claim where your asset was published: <a href="https://spee.ch/' + msg.name + '">spee.ch/' + msg.name + '</a></p>';
		publishResults += '<p>Here is a direct link to your asset: <a href="https://spee.ch/' + msg.name + '/' + msg.result.claim_id + '">spee.ch/' + msg.name + '/' + msg.result.claim_id + '</a></p>';
		publishResults += '<p><i>NOTE: the transaction still needs to be mined by the network before you can access it! This may take a few minutes. To to view the transaction on the blockchain explorer click the Transaction ID link above.</i></p>';
		publishResults += '<p><a href="/">Reload to publish another asset</a></p>';
		document.getElementById('publish').innerHTML = publishResults; 
	})
</script>