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