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ADSB enrichment

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This commit is contained in:
Zakary Timson
2026-06-25 11:57:58 -04:00
parent 5c51dd52de
commit 1f5ae434b3
2 changed files with 579576 additions and 50 deletions
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579560
server/data/aircraft_db.csv Normal file
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66
server/src/adsb.mjs
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@@ -2,6 +2,7 @@ import {cfg} from './config.mjs';
import {resolve, dirname} from 'path'; import {resolve, dirname} from 'path';
import {fileURLToPath} from 'url'; import {fileURLToPath} from 'url';
import * as fs from 'node:fs'; import * as fs from 'node:fs';
import {fromCsv} from '@ztimson/utils';
const DIR = dirname(fileURLToPath(import.meta.url)); const DIR = dirname(fileURLToPath(import.meta.url));
const DATA = resolve(DIR, '../data'); const DATA = resolve(DIR, '../data');
@@ -14,57 +15,22 @@ const CSV_URL = 'https://s3.opensky-network.org/data-samples/metadata/aircraft-d
let aircraftMap = new Map(); let aircraftMap = new Map();
function parseCsv(text) {
const map = new Map();
const lines = text.split('\n');
for(let i = 1; i < lines.length; i++) {
const line = lines[i].trim();
if(!line) continue;
const cols = line.split(',');
const icao24 = cols[0]?.replace(/'/g, '').toUpperCase();
if(!icao24) continue;
map.set(icao24, {
reg: cols[25]?.replace(/'/g, '') || null,
type_code: cols[29]?.replace(/'/g, '') || null,
desc: cols[14]?.replace(/'/g, '') || null,
});
}
return map;
}
async function loadAircraftCsv() {
let text = null;
let fromCache = false;
try {
const res = await fetch(CSV_URL);
if(!res.ok) throw new Error(`HTTP ${res.status}`);
text = await res.text();
} catch(e) {
console.warn(`✈️ Failed to download CSV (${e.message}), trying cache...`);
if(fs.existsSync(CSV_CACHE)) {
text = await fs.promises.readFile(CSV_CACHE, 'utf8');
fromCache = true;
} else {
throw new Error('No aircraft CSV available and no cache found');
}
}
aircraftMap = parseCsv(text);
console.log(`✈️ Aircraft loaded: ${aircraftMap.size} (${fromCache ? 'cache' : 'fresh'})`);
// Save to cache in background if fresh
if(!fromCache) {
fs.promises.writeFile(CSV_CACHE, text).catch(e =>
console.warn('✈️ Failed to cache aircraft CSV:', e.message)
);
}
}
export async function initAircraftDb() { export async function initAircraftDb() {
if(!fs.existsSync(DATA)) fs.mkdirSync(DATA, {recursive: true}); if(!fs.existsSync(DATA)) fs.mkdirSync(DATA, {recursive: true});
console.log('✈️ Downloading aircraft CSV...'); const missing = !fs.existsSync(CSV_CACHE);
await loadAircraftCsv(); console.log(`✈️ Aircraft cache ${missing ? 'downloading' : 'loading'}`);
if(missing) {
const res = await fetch(CSV_URL);
if(!res.ok) throw new Error(`HTTP ${res.status}`);
const text = await res.text();
fs.promises.writeFile(CSV_CACHE, text);
aircraftMap = fromCsv(text, true);
console.log(`✈️ Aircraft loaded: ${aircraftMap.length} (fresh)`);
} else {
const text = fs.readFileSync(CSV_CACHE, 'utf8');
aircraftMap = fromCsv(text, true);
console.log(`✈️ Aircraft loaded: ${aircraftMap.length} (cache)`);
}
} }
export function enrichAircraft(a) { export function enrichAircraft(a) {
@@ -85,7 +51,7 @@ export async function getShapes() {
export async function getADSB() { export async function getADSB() {
const {ADSB_URL} = cfg(); const {ADSB_URL} = cfg();
if(!ADSB_URL) return {data: []}; if(!ADSB_URL) return [];
const r = await fetch(`${ADSB_URL}:8080/data/aircraft.json`); const r = await fetch(`${ADSB_URL}:8080/data/aircraft.json`);
const j = await r.json(); const j = await r.json();
const aircraft = j.aircraft || []; const aircraft = j.aircraft || [];