28 lines
632 B
TypeScript
28 lines
632 B
TypeScript
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import { Injectable } from '@nestjs/common';
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import { Geodesic as Geolib, GeodesicClass } from 'geographiclib-geodesic';
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import { IGeodesic } from '../../domain/interfaces/geodesic.interface';
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@Injectable()
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export class Geodesic implements IGeodesic {
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private geod: GeodesicClass;
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constructor() {
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this.geod = Geolib.WGS84;
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}
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inverse = (
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lon1: number,
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lat1: number,
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lon2: number,
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lat2: number,
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): { azimuth: number; distance: number } => {
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const { azi2: azimuth, s12: distance } = this.geod.Inverse(
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lat1,
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lon1,
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lat2,
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lon2,
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);
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return { azimuth, distance };
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};
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}
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