2024-11-17 16:26:52 -05:00

104 lines
3.2 KiB
TypeScript

import { NextResponse } from 'next/server';
interface Controller {
callsign: string;
frequency: string;
facility: number;
}
const facilityTypes = {
0: "OBS",
1: "FSS",
2: "DEL",
3: "GND",
4: "TWR",
5: "APP",
6: "CTR",
} as const;
const facilityLongNames = {
OBS: "Observer",
FSS: "Flight Service Station",
DEL: "Clearance Delivery",
GND: "Ground",
TWR: "Tower",
APP: "Approach/Departure",
CTR: "Centre",
} as const;
// Define FIR coverage for airports
const firCoverage: Record<string, string[]> = {
CZQM: ["CYHZ", "CYFC", "CYQM", "CYSJ", "CYZX", "CYYG", "CYYT", "CYQX", "CYYR", "LFVP", "CYQI", "CYAY", "CYDF", "CYJT"],
CZUL: ["CYZV"],
};
export async function GET() {
try {
const response = await fetch('https://data.vatsim.net/v3/vatsim-data.json', {
next: { revalidate: 60 }
});
if (!response.ok) {
throw new Error('Failed to fetch VATSIM data');
}
const data = await response.json();
// First, get all controllers including CTR
const allControllers = data.controllers.map((controller: Controller) => {
const shortFacility = facilityTypes[controller.facility as keyof typeof facilityTypes] || "Unknown";
return {
callsign: controller.callsign,
frequency: controller.frequency,
facility: shortFacility,
facilityLong: facilityLongNames[shortFacility as keyof typeof facilityLongNames] || "Unknown",
facilityType: controller.facility,
airport: controller.callsign.split('_')[0]
};
});
// Separate CTR controllers
const ctrControllers = allControllers.filter(c => c.facilityType === 6);
// Get non-CTR controllers
const localControllers = allControllers.filter(c => c.facilityType < 6 && c.facilityType > 0 && !c.callsign.includes("ATIS"));
// Group local controllers by airport
const controllersByAirport = localControllers.reduce((acc: any, controller) => {
if (!acc[controller.airport]) {
acc[controller.airport] = [];
}
acc[controller.airport].push(controller);
return acc;
}, {});
// Sort controllers at each airport by facility type (higher number = higher priority)
Object.values(controllersByAirport).forEach((controllers: any) => {
controllers.sort((a: any, b: any) => b.facilityType - a.facilityType);
});
// Add CTR coverage for airports without local controllers
ctrControllers.forEach(ctr => {
const fir = ctr.callsign.split('_')[0];
const coveredAirports = firCoverage[fir] || [];
coveredAirports.forEach(airport => {
// Only add CTR if no local controllers are available
if (!controllersByAirport[airport] || controllersByAirport[airport].length === 0) {
controllersByAirport[airport] = [{
callsign: ctr.callsign,
frequency: ctr.frequency,
facility: ctr.facility,
facilityLong: "Centre (Top-down)",
airport: airport
}];
}
});
});
return NextResponse.json(controllersByAirport);
} catch (error) {
console.error(error);
return NextResponse.json({ error: 'Failed to fetch controller data' }, { status: 500 });
}
}