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13 lines
607 B
JavaScript
13 lines
607 B
JavaScript
async function analyzeGPS(readings, boundary) {
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if (!Array.isArray(readings) || readings.length < 2) return 0;
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const m = await import('https://cdn.jsdelivr.net/npm/@turf/turf@7/+esm');
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const { booleanPointInPolygon: inside, lineString, length } = m.default ?? m;
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const coords = readings
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.filter(({ loc }) => loc && inside(loc, boundary, { ignoreBoundary: true }))
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.sort((a, b) => a.ts - b.ts)
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.map(({ loc }) => loc);
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return coords.length < 2 ? 0 : +length(lineString(coords), { units: 'kilometers' }).toFixed(2);
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}
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export default analyzeGPS;
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// Generation time: 75.533s
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// Result: PASS
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