Files
Progetto-m152-Angular/src/app/detail/detail.component.ts

100 lines
2.6 KiB
TypeScript
Executable File

import {Component, OnInit} from '@angular/core';
import {ActivatedRoute} from "@angular/router";
@Component({
selector: 'app-detail',
templateUrl: './detail.component.html',
styleUrls: ['./detail.component.css']
})
export class DetailComponent implements OnInit {
private location: string | undefined;
private id: number | undefined;
constructor(private route: ActivatedRoute) {
}
ngOnInit(): void {
this.route.params.subscribe(params => {
this.location = params['location'];
this.id = params['id'];
})
console.log(this.location);
console.log(this.id);
this.getLocation();
}
test = {
name: 'SPAI',
cordinates: "46.15187077044123, 8.799829438699243",
description: "Lorem ipsum"
}
cord = {
lat: 0,
lng: 0
}
showNav = true;
distance: number | undefined;
displayedDistance = 0;
getLocation() {
console.log("get location");
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition((position) => {
this.cord.lat = position.coords.latitude;
this.cord.lng = position.coords.longitude;
console.log(this.cord);
this.checkDistanceTimer();
})
} else {
alert("Geolocation is not supported by this browser.");
}
}
checkDistanceTimer() {
//set interval
let lat1 = this.cord.lat;
let lon1 = this.cord.lng;
let lat2 = this.test.cordinates.split(",")[0];
let lon2 = this.test.cordinates.split(",")[1];
let intervalID = setInterval(() => {
if (this.showNav) {
this.distance = this.getDistanceBetweenCoordinates(lat1, lon1, +lat2, +lon2);
console.log(this.distance);
if (this.distance == 0) {
this.showNav = false;
this.displayedDistance = Math.round(this.distance * 100) / 100;
}
if (this.distance < 0.05) {
this.showNav = false;
clearInterval(intervalID);
}
} else {
clearInterval(intervalID);
}
}, 1000);
}
getDistanceBetweenCoordinates(lat1: number, lon1: number, lat2: number, lon2: number) {
const earthRadius = 6371; // Radius of the earth in km
const dLat = this.deg2rad(lat2 - lat1); // deg2rad below
const dLon = this.deg2rad(lon2 - lon1);
const a =
Math.sin(dLat / 2) * Math.sin(dLat / 2) +
Math.cos(this.deg2rad(lat1)) * Math.cos(this.deg2rad(lat2)) *
Math.sin(dLon / 2) * Math.sin(dLon / 2)
;
const c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
// Distance in km
return earthRadius * c;
}
deg2rad(deg: number) {
return deg * (Math.PI / 180)
}
///
}