JASON/JASON.html at master · hiiamok/JASON · GitHub

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<!--

	JASON.html

	@brief
	JASON is a simple, web-based tool for creating json objects, sending it via websocket
	and displaying the response.

	JASON is using Jos de Jong's jsoneditor: https://github.com/josdejong/jsoneditor

	@license
	Licensed under the Apache License, Version 2.0 (the "License"); you may not
	use this file except in compliance with the License. You may obtain a copy
	of the License at

	http://www.apache.org/licenses/LICENSE-2.0

	Unless required by applicable law or agreed to in writing, software
	distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
	WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
	License for the specific language governing permissions and limitations under
	the License.

	Copyright (c) 2019 HuemerGroup

	@author  Oskar Kruschitz	https://github.com/hiiamok
	@version 1.0.2
	@date    2019-05-14

-->

<html>

<head>
	<meta charset="UTF-8">
	<title>JASON - Json+Websocket Communication Interface</title>
	<link href="jsoneditor/dist/jsoneditor.css" rel="stylesheet" type="text/css">
	<script src="jsoneditor/dist/jsoneditor.js"></script>
	<link href="theme.css" rel="stylesheet" type="text/css">
</head>

<body>
	<div id="statusbar">
		<input type="text" id="header" value="J A S O N" readonly />
		<input type="button" id="connectBtn" value="CONNECT" onclick="connect()" />
		<input type="button" id="disconnectBtn" value="DISCONNECT" onclick="closeSocket()" disabled="true" />
		<input type="text" id="address" value="ws://localhost:80" />
		<input type="button" id="sendBtn" value="SEND" onclick="send()" disabled="true" style="width:10%;" />
		<input type="button" id="clearBtn" value="CLEAR" onclick="clearOutput()" disabled="true" />
	</div>
	<div id="container">
		<div id="jsonInput"></div>
		<div id="output"></div>
	</div>
</body>

<script type="text/javascript">
	var webSocket;
	var output = document.getElementById("output");
	var connectBtn = document.getElementById("connectBtn");
	var disconnectBtn = document.getElementById("disconnectBtn");
	var sendBtn = document.getElementById("sendBtn");
	var address = document.getElementById("address");
	var clearBtn = document.getElementById("clearBtn");

	/**
	 *
	 * Connect Websocket and initialize Handler
	 *
	 * */
	function connect() {

		if (webSocket !== undefined &&
			webSocket.readyState !== WebSocket.CLOSED) {
			return;
		}

		webSocket = new WebSocket(address.value);

		webSocket.onopen = function (event) {
			updateOutput("Connected");
			connectBtn.disabled = true;
			sendBtn.disabled = false;
			disconnectBtn.disabled = false;
			address.readOnly = true;
			address.style.color = 'lightgreen';
		};

		webSocket.onmessage = function (event) {
			updateOutput(JSON.parse(event.data));
		};

		webSocket.onclose = function (event) {
			updateOutput("Connection Closed");
			connectBtn.disabled = false;
			sendBtn.disabled = true;
			disconnectBtn.disabled = true;
			address.readOnly = false;
			address.style.color = 'indianred';
		};
	}

	/**
	 *
	 * Send Websocket Message
	 *
	 * */
	function send() {
		var json = inputEditor.get();
		webSocket.send(JSON.stringify(json));
	}

	/**
	 *
	 * Close Socket Connection
	 *
	 * */
	function closeSocket() {
		webSocket.close();
	}

	/**
	 *
	 * Add Result Message
	 *
	 * */
	function updateOutput(data) {

		var newOutput = document.createElement('div');

		if (typeof data == "string") {
			newOutput.innerHTML += data;
			newOutput.setAttribute("class", "action");
			output.insertBefore(newOutput, output.firstChild);
		}

		output.insertBefore(newOutput, output.firstChild);

		if (typeof data != "string") {
			newOutput.setAttribute("class", "reply");
			output.insertBefore(newOutput, output.firstChild);
			var o = options;
			o.modes = ["view", "code"];
			o.onEditable = function (node) {
				if (!node.path) {
					return false;
				}
			};
			var editor = new JSONEditor(newOutput, options, data);
			editor.expandAll();
		}

		clearBtn.disabled = false;
	}

	function clearOutput() {
		output.innerHTML = '';
		clearBtn.disabled = true;
	}

	var container = document.getElementById('jsonInput');
	var options = {
		modes: ['tree', 'code'],
		templates: []
	};

	/**
	 *
	 * Default json object
	 *
	 * */
	var json = {
		'timestamp': new Date().toISOString(),
		'key': 'value',
		'object': {
			'sub_key_1': 'value_1',
			'sub_key_2': 'value_2'
		}
	};
	var inputEditor = new JSONEditor(container, options, json);
	inputEditor.expandAll();
</script>

</html>