OTM/src/server/api_flight.ts
sora-ext 58c6eaa868
All checks were successful
continuous-integration/drone/push Build is passing
Update src/server/api_flight.ts
2025-02-25 18:02:48 +01:00

87 lines
2.8 KiB
TypeScript

import { JSDOM } from 'jsdom';
interface FlightData {
id: string;
date: string;
from: string;
to: string;
std: string;
atd: string | string[] | null;
sta: string;
ata: string | string[] | null;
}
function clean_times(s: string): string | null {
if (s == "—" || s == "Scheduled") return null
if (s.indexOf("Estimated departure") == 0) return null
if (s.indexOf("Landed") == 0) return s.replace("Landed ", "")
return s
}
export function flight_get_data(flightId: string): Promise<FlightData[]> {
const url = new URL(`https://www.flightradar24.com/data/flights/${flightId}`);
return fetch(url).then(res => res.text()).then(res => new JSDOM(res)).then(dom => {
const rows = dom.window.document.querySelectorAll('table tbody tr');
const flightData: FlightData[] = [];
rows.forEach(row => {
const columns = row.querySelectorAll('td');
/*
* 2/6 = Date/Duration
* 3/4 = From/To
* 7/8 = STD/ATD
* 9/11 = STA/ATA
*/
const flight: FlightData = {
id: flightId,
date: columns[2].textContent.trim(),
from: columns[3].textContent.trim(),
to: columns[4].textContent.trim(),
std: columns[7].textContent.trim(),
atd: clean_times(columns[8].textContent.trim()),
sta: columns[9].textContent.trim(),
ata: clean_times(columns[11].textContent.trim())
};
flightData.push(flight);
});
return groupByPair(flightData).map(v => groupByFrequency(v));
})
}
function groupByPair(flightData: FlightData[]): FlightData[][] {
const flightMap: { [key: string]: FlightData[] } = {};
flightData.forEach(flight => {
const key = `${flight.from}-${flight.to}-${flight.std}`;
if (!flightMap[key])
flightMap[key] = [];
flightMap[key].push(flight);
});
return Object.values(flightMap);
}
function groupByFrequency(flightData: FlightData[]): FlightData {
let data = 'OOOOOOO'; // Initialize with no flights
const atdArray: string[] = [];
const ataArray: string[] = [];
flightData.forEach(flight => {
const dayOfWeek = (new Date(flight.date).getDay() + 6) % 7;
data = data.substring(0, dayOfWeek) + 'X' + data.substring(dayOfWeek + 1);
if (flight.atd)
atdArray.push(flight.atd as string);
if (flight.ata)
ataArray.push(flight.ata as string);
});
return {
id: flightData[0].id,
date: data,
from: flightData[0].from,
to: flightData[0].to,
std: flightData[0].std,
sta: flightData[0].sta,
atd: atdArray,
ata: ataArray
};
};