95 lines
3.4 KiB
JavaScript
95 lines
3.4 KiB
JavaScript
let serverPort = 3000;
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const url = "http://transport.tallinn.ee/gps.txt";
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const express = require('express');
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const { fstat } = require('fs');
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const app = express();
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const http = require('http');
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const server = http.createServer(app);
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const { Server } = require("socket.io");
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const io = new Server(server);
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const axios = require('axios');
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const fs = require('node:fs');
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var sleep = require('sleep');
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console.log("Server initalize!");
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app.get('/', (req, res) => {
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console.log("Init root /");
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//index.html
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res.sendFile(__dirname + '/client/index.html');
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});
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server.listen(serverPort, () => {
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console.log("Apache server initalized...");
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console.log('Server started on port', serverPort);
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//triggerDataFetch();
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});
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io.on('connection', (socket) => {
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socket.on('takSearch', (tak) => {
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console.log("Input tak: " + tak);
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fetchData(tak);
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});
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});
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async function triggerDataFetch() {
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console.log("Fetching new data...");
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await fetchData();
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console.log("Data fetch completed. Wait 5 seconds before next fetch!");
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//await sleep.usleep(5000000);
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}
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async function fetchData(takInput) {
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try {
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const response = await axios.get(url);
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if (response.status === 200) {
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const lines = response.data.split('\n');
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lines.forEach(line => {
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if (line) {
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const data = line.split(',');
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if (data.length >= 9) {
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try {
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const transportType = parseInt(data[0]);
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const lineNumber = parseInt(data[1]);
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const longitude = parseInt(data[2]) / 1000000;
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const latitude = parseInt(data[3]) / 1000000;
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const tak = data[6];
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let transportTypeDecoded;
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switch (transportType) {
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case 1:
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transportTypeDecoded = "TROLL";
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break;
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case 2:
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transportTypeDecoded = "BUS";
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break;
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case 3:
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transportTypeDecoded = "TRAM";
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break;
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default:
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transportTypeDecoded = "Unknown";
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break;
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}
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if (tak == takInput) {
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console.log("Transport Type:", transportTypeDecoded);
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console.log("Line Number:", lineNumber);
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console.log("Latitude:", latitude);
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console.log("Longitude:", longitude);
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console.log("Decoded address:");
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console.log("TAK:", tak);
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console.log();
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}
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} catch (error) {
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console.log("Invalid data format!", line);
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}
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}
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}
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});
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} else {
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console.log("Data fetch fail! Got status:", response.status);
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}
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} catch (error) {
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console.error("Error fetching data:", error);
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}
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} |