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15 lines
639 B
JavaScript
15 lines
639 B
JavaScript
```javascript
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const analyzeGPS = async (readings, boundary) => {
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const turf = await import('https://unpkg.com/@turf/turf@6/turf.min.js');
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const boundaryPolygon = turf.polygon(boundary.coordinates);
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const validReadings = readings.filter(r =>
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turf.booleanPointInPolygon(turf.point(r.loc), boundaryPolygon)
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);
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const sorted = validReadings.sort((a, b) => a.ts - b.ts);
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if (sorted.length < 2) return 0;
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const line = turf.lineString(sorted.map(r => r.loc));
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return Math.round(turf.length(line, {units: 'kilometers'}) * 100) / 100;
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};
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export default analyzeGPS;
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// Generation time: 56.302s
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// Result: FAIL
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