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Commit 11ed0583 authored by miklosimate's avatar miklosimate
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.idea/.gitignore 0 → 100644
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# Default ignored files
/shelf/
/workspace.xml
# Editor-based HTTP Client requests
/httpRequests/
.idea/modules.xml 0 → 100644
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectModuleManager">
<modules>
<module fileurl="file://$PROJECT_DIR$/.idea/szakdoga_node.iml" filepath="$PROJECT_DIR$/.idea/szakdoga_node.iml" />
</modules>
</component>
</project>
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.idea/szakdoga_node.iml 0 → 100644
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<?xml version="1.0" encoding="UTF-8"?>
<module type="WEB_MODULE" version="4">
<component name="NewModuleRootManager">
<content url="file://$MODULE_DIR$">
<excludeFolder url="file://$MODULE_DIR$/.tmp" />
<excludeFolder url="file://$MODULE_DIR$/temp" />
<excludeFolder url="file://$MODULE_DIR$/tmp" />
</content>
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>
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index.html 0 → 100644
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Server Dashboard</title>
<style>
body {
font-family: Arial, sans-serif;
margin: 20px;
}
h1 {
color: #333;
}
.server-parameters {
margin-bottom: 20px;
}
.device-list {
width: 50%;
margin-top: 20px;
border-collapse: collapse;
}
.device-list th, .device-list td {
border: 1px solid #ddd;
padding: 8px;
text-align: left;
}
.device-list th {
background-color: #f2f2f2;
}
</style>
</head>
<body>
<h1>Server Dashboard</h1>
<div class="server-parameters">
<h2>Server Parameters</h2>
<label for="numberOfMeasurements">Number of Measurements:</label>
<input type="text" id="numberOfMeasurements" placeholder="Enter number of measurements">
<br>
<label for="intervals">Intervals:</label>
<input type="text" id="intervals" placeholder="Enter intervals">
<br>
<label for="delay">Delay:</label>
<input type="text" id="delay" placeholder="Enter delay">
<br>
<button onclick="updateServerConfig()">Update Server Config</button>
</div>
<h2>Device List</h2>
<table class="device-list">
<thead>
<tr>
<th>ID</th>
<th>State</th>
<th>Count</th>
</tr>
</thead>
<tbody id="deviceTableBody">
<!-- Device entries will be added dynamically here -->
</tbody>
</table>
<script>
async function updateServerConfig() {
const numberOfMeasurements = document.getElementById('numberOfMeasurements').value;
const intervals = document.getElementById('intervals').value;
const delay = document.getElementById('delay').value;
try {
const response = await fetch('/set-server-config', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
NumberOfMeasurements: numberOfMeasurements,
Intervals: intervals,
Delay: delay,
}),
});
const data = await response.text();
alert(data);
} catch (error) {
console.error('Error updating server config:', error);
}
}
async function populateDeviceList() {
try {
const response = await fetch('/get-devices');
const data = await response.json();
const deviceTableBody = document.getElementById('deviceTableBody');
deviceTableBody.innerHTML = '';
data.forEach(device => {
const row = document.createElement('tr');
const idCell = document.createElement('td');
const stateCell = document.createElement('td');
const dotCell = document.createElement('td'); // New cell for dots
idCell.textContent = device.id;
stateCell.textContent = device.state;
dotCell.textContent = device.current_cnt
// Create dots based on current_cnt and numberOfMeasurements
const numberOfMeasurements = document.getElementById('numberOfMeasurements').value;
const dotContainer = document.createElement('div');
dotContainer.style.display = 'flex';
for (let i = 0; i < numberOfMeasurements; i++) {
const dot = document.createElement('div');
dot.style.width = '10px';
dot.style.height = '10px';
dot.style.borderRadius = '50%';
dot.style.marginRight = '2px';
// Check if the measurement is done (green) or will be done (gray)
if (i < (device.current_cnt || 0)) {
dot.style.backgroundColor = 'green';
} else {
dot.style.backgroundColor = 'gray';
}
dotContainer.appendChild(dot);
}
// Append cells to the row
row.appendChild(idCell);
row.appendChild(stateCell);
dotCell.appendChild(dotContainer);
row.appendChild(dotCell);
deviceTableBody.appendChild(row);
});
} catch (error) {
console.error('Error fetching devices:', error);
}
}
async function handleStillHereMessageAndRefresh(deviceID) {
try {
const response = await fetch(`/stillHere/${deviceID}`, {
method: 'POST',
});
const data = await response.json();
// Refresh the device list after receiving "stillHere" message
await populateDeviceList();
} catch (error) {
console.error('Error handling stillHere message:', error);
}
}
async function handleReadyMessageAndRefresh(deviceID) {
try {
const response = await fetch(`/ready/${deviceID}`, {
method: 'POST',
});
const data = await response.json();
// Refresh the device list after receiving "ready" message
await populateDeviceList();
} catch (error) {
console.error('Error handling ready message:', error);
}
}
// Populate device list on page load
populateDeviceList();
</script>
</body>
</html>
index.js 0 → 100644
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const express = require('express');
const http = require('http');
const path = require('path');
const ip = require('ip');
const app = express();
const server = http.createServer(app);
app.use(express.static(path.join(__dirname, 'public')));
app.use(express.json()); // Use express.json() to parse JSON bodies
// Use body-parser to parse plain text request bodies
const connectedDevices = {};
let serverReady = false;
let serverConfig = {
NumberOfMeasurements: null,
Intervals: null,
Delay: null,
};
app.get('/', (req, res) => {
res.sendFile(path.join(__dirname, 'index.html'));
});
app.get('/list', (req, res) => {
res.sendFile(path.join(__dirname, 'list.html'));
});
// Add route to get server info
app.get('/server-info', (req, res) => {
const serverInfo = {
ip: ip.address(),
port: PORT,
};
res.json(serverInfo);
});
// POST route for handling "init" messages
app.post('/init', (req, res) => {
console.log(`Received "init" message`);
//If the measurement parameters has not been set yet
if (!serverReady) {
const responseToSend = { error: 'ServerNotReady' };
console.log('Sent JSON:', responseToSend);
return res.status(503).json(responseToSend);
}
try {
const deviceID = generateDeviceID();
// Store device-specific information
connectedDevices[deviceID] = {
state: 'Init',
current_cnt: 0
};
const responseToSend = { error:'',deviceID, serverConfig };
console.log('Sending response:', responseToSend);
// Send the device ID and configuration back to the client
res.json(responseToSend);
} catch (error) {
console.log(error.message);
res.status(400).json({ error: error.message });
}
});
// POST route for checking "am-i-ok" messages
app.post('/am-i-ok/:deviceID', (req, res) => {
const deviceID = req.params.deviceID;
let responseToSend
// Check if the device is registered
if (connectedDevices.hasOwnProperty(deviceID)) {
console.log(`Received "am-i-ok" message from device ${deviceID}`);
// Update the device state to "Ready"
connectedDevices[deviceID].state = 'Id confirmed';
responseToSend = { error: '' }
return res.status(200).json(responseToSend);
} else {
responseToSend = { error: 'NotOK' }
return res.status(501).json(responseToSend);
}
console.log('Sent JSON:', responseToSend);
});
app.post('/ready/:deviceID', (req, res) => {
const deviceID = req.params.deviceID;
let responseToSend
// Check if the device is registered
if (connectedDevices.hasOwnProperty(deviceID)) {
console.log(`Received "ready" message from device ${deviceID}`);
// Update the device state to "Ready"
connectedDevices[deviceID].state = 'Ready';
}
});
app.post('/stillHere/:deviceID', (req, res) => {
const deviceID = req.params.deviceID;
// Check if the device is registered
if (connectedDevices.hasOwnProperty(deviceID)) {
console.log(`Received "stillHere" message from device ${deviceID}`);
// Increment the current count for the device
connectedDevices[deviceID].current_cnt = (connectedDevices[deviceID].current_cnt || 0) + 1;
// Prepare the response with the updated current count
const responseToSend = {
error: '',
current_cnt: connectedDevices[deviceID].current_cnt,
};
console.log('Sent JSON:', responseToSend);
return res.status(200).json(responseToSend);
} else {
const responseToSend = { error: 'DeviceNotRegistered' };
console.log('Sent JSON:', responseToSend);
return res.status(404).json(responseToSend);
}
});
function generateDeviceID() {
// Generate a unique device ID (you can use a more robust method if needed)
return Date.now().toString(36) + Math.random().toString(36).substr(2, 5);
}
app.get('/get-devices', (req, res) => {
const devicesList = Object.keys(connectedDevices).map(deviceID => {
return {
id: deviceID,
state: connectedDevices[deviceID].state,
current_cnt: connectedDevices[deviceID].current_cnt
};
});
res.json(devicesList);
});
app.post('/set-server-config', (req, res) => {
// Handle the POST request to set server configuration
const { NumberOfMeasurements, Intervals, Delay } = req.body;
// Update the server configuration as needed
serverConfig = {
NumberOfMeasurements,
Intervals,
Delay,
};
res.send('Server configuration set: ');
serverReady = true
});
const PORT = 3000;
server.listen(PORT, () => {
console.log(`Server is running on http://${ip.address()}:${PORT}`);
});
list.html 0 → 100644
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Device List</title>
<style>
body {
font-family: Arial, sans-serif;
margin: 20px;
}
h1 {
color: #333;
}
.device-list {
width: 50%;
margin-top: 20px;
border-collapse: collapse;
}
.device-list th, .device-list td {
border: 1px solid #ddd;
padding: 8px;
text-align: left;
}
.device-list th {
background-color: #f2f2f2;
}
</style>
</head>
<body>
<h1>Device List</h1>
<table class="device-list">
<thead>
<tr>
<th>ID</th>
<th>State</th>
<th>Count</th>
</tr>
</thead>
<tbody id="deviceTableBody">
<!-- Device entries will be added dynamically here -->
</tbody>
</table>
<script>
async function populateDeviceList() {
try {
const response = await fetch('/get-devices');
const data = await response.json();
const deviceTableBody = document.getElementById('deviceTableBody');
deviceTableBody.innerHTML = '';
data.forEach(device => {
const row = document.createElement('tr');
const idCell = document.createElement('td');
const stateCell = document.createElement('td');
const currentCntCell = document.createElement('td');
idCell.textContent = device.id;
stateCell.textContent = device.state;
// Display current_cnt if available, otherwise display a placeholder
currentCntCell.textContent = device.current_cnt || 'N/A';
// Append cells to the row
row.appendChild(idCell);
row.appendChild(stateCell);
row.appendChild(currentCntCell);
deviceTableBody.appendChild(row);
});
} catch (error) {
console.error('Error fetching devices:', error);
}
}
// Populate device list on page load
populateDeviceList();
</script>
</body>
</html>
package-lock.json 0 → 100644
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package.json 0 → 100644
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{
"name": "szakdoga_node",
"version": "1.0.0",
"description": "Sensor collector app connection ",
"main": "index.js",
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1"
},
"author": "",
"license": "ISC",
"dependencies": {
"express": "^4.18.2",
"ip": "^1.1.8",
"node-arp": "^1.0.6",
"node-ssdp": "^4.0.1"
}
}
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