AppliedDL/Lex.html at master · butterflyforever/AppliedDL · GitHub

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<!DOCTYPE html>
<html>

<head>
	<title>Amazon Lex for JavaScript - Sample Application (DiningBot)</title>
	<script src="https://sdk.amazonaws.com/js/aws-sdk-2.41.0.min.js"></script>
	<style language="text/css">
		input#wisdom {
			padding: 4px;
			font-size: 1em;
			width: 400px
		}

		input::placeholder {
			color: #ccc;
			font-style: italic;
		}

		p.userRequest {
			margin: 4px;
			padding: 4px 10px 4px 10px;
			border-radius: 4px;
			min-width: 50%;
			max-width: 85%;
			float: left;
			background-color: #7d7;
		}

		p.lexResponse {
			margin: 4px;
			padding: 4px 10px 4px 10px;
			border-radius: 4px;
			text-align: right;
			min-width: 50%;
			max-width: 85%;
			float: right;
			background-color: #bbf;
			font-style: italic;
		}

		p.lexError {
			margin: 4px;
			padding: 4px 10px 4px 10px;
			border-radius: 4px;
			text-align: right;
			min-width: 50%;
			max-width: 85%;
			float: right;
			background-color: #f77;
		}
	</style>
</head>

<body>
	<h1 style="text-align:  left">Amazon Lex - DiningBot</h1>
	<p style="width: 400px">
		This little chatbot shows how easy it is to incorporate
		<a href="https://aws.amazon.com/lex/" title="Amazon Lex (product)" target="_new">Amazon Lex</a> into your web pages.  Try it out.
	</p>
	<div id="conversation" style="width: 400px; height: 400px; border: 1px solid #ccc; background-color: #eee; padding: 4px; overflow: scroll"></div>
	<form id="chatform" style="margin-top: 10px" onsubmit="return pushChat();">
		<input type="text" id="wisdom" size="80" value="" placeholder="I need a hotel room">
	</form>
	<h2 style="text-align:  left">https://docs.google.com/presentation/d/1gadZaz4vJEeqPFoWEp-qX-ZpcbTgJ1XiTCtRgag4yQM/edit?usp=sharing</h2>
	<script type="text/javascript">
		// set the focus to the input box
		document.getElementById("wisdom").focus();


		// Initialize the Amazon Cognito credentials provider
		// THIS IS MY INFO
		AWS.config.region = 'us-east-1'; // Region
		AWS.config.credentials = new AWS.CognitoIdentityCredentials({
		    IdentityPoolId: 'us-east-1:142d6c97-95a5-43e3-9ff1-b6fe6de4db79',
		});

		var lexruntime = new AWS.LexRuntime();
		var lexUserId = 'chatbot-demo' + Date.now();
		// var lexUserId = "Jon"
		var sessionAttributes = {};

		function pushChat() {

			// if there is text to be sent...
			var wisdomText = document.getElementById('wisdom');
			if (wisdomText && wisdomText.value && wisdomText.value.trim().length > 0) {

				// disable input to show we're sending it
				var wisdom = wisdomText.value.trim();
				wisdomText.value = '...';
				wisdomText.locked = true;

				// send it to the Lex runtime
				// THIS IS DININGBOT NAME
				var params = {
					botAlias: 'DiningBotBETA',
					botName: 'DiningBot',
					inputText: wisdom,
					userId: lexUserId,
					sessionAttributes: sessionAttributes
				};
				showRequest(wisdom);
				// lexruntime.postText(params);
				lexruntime.postText(params, function(err, data) {
					if (err) {
						console.log(err, err.stack);
						showError('Error:  ' + err.message + ' (see console for details)')
					}
					if (data) {
						// capture the sessionAttributes for the next cycle
						sessionAttributes = data.sessionAttributes;
						// show response and/or error/dialog status
						showResponse(data);
					}
					// re-enable input
					wisdomText.value = '';
					wisdomText.locked = false;
				});
			}
			// we always cancel form submission
			return false;
		}

		function showRequest(daText) {

			var conversationDiv = document.getElementById('conversation');
			var requestPara = document.createElement("P");
			requestPara.className = 'userRequest';
			requestPara.appendChild(document.createTextNode(daText));
			conversationDiv.appendChild(requestPara);
			conversationDiv.scrollTop = conversationDiv.scrollHeight;
		}

		function showError(daText) {

			var conversationDiv = document.getElementById('conversation');
			var errorPara = document.createElement("P");
			errorPara.className = 'lexError';
			errorPara.appendChild(document.createTextNode(daText));
			conversationDiv.appendChild(errorPara);
			conversationDiv.scrollTop = conversationDiv.scrollHeight;
		}

		function showResponse(lexResponse) {

			var conversationDiv = document.getElementById('conversation');
			var responsePara = document.createElement("P");
			responsePara.className = 'lexResponse';
			if (lexResponse.message) {
				responsePara.appendChild(document.createTextNode(lexResponse.message));
				responsePara.appendChild(document.createElement('br'));
			}
			if (lexResponse.dialogState === 'ReadyForFulfillment') {
				responsePara.appendChild(document.createTextNode(
					'Ready for fulfillment'));
				// TODO:  show slot values
			} else {
				responsePara.appendChild(document.createTextNode(
					'(' + lexResponse.dialogState + ')'));
			}
			conversationDiv.appendChild(responsePara);
			conversationDiv.scrollTop = conversationDiv.scrollHeight;
		}
	</script>
</body>

</html>