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const MAPBOX_FORWARD_GEOCODE_BASE_URL = 'https://api.mapbox.com/geocoding/v5/mapbox.places/';
const MAPBOX_REVERSE_GEOCODE_BASE_URL = 'https://api.mapbox.com/geocoding/v5/mapbox.places/';
const MAPBOX_DIRECTIONS_BASE_URL = 'https://api.mapbox.com/directions/v5/mapbox';
const MAPBOX_ACCESS_TOKEN = 'pk.eyJ1IjoiemF1bHRhdmFuZ2FyIiwiYSI6ImNscHgwNDd1MDA3MXIydm92ODdianp6cGYifQ.WFAqbhwxtMHOWSPtu0l2uQ';
export type TransportationType = 'driving' | 'cycling' | 'walking';
export class MapboxApiUtility {
static forwardGeocodeForFeatures = async (searchText: string) => {
try {
const url = MAPBOX_FORWARD_GEOCODE_BASE_URL + encodeURI(searchText) +'.json' +`?access_token=${MAPBOX_ACCESS_TOKEN}`;
const response = await fetch(url);
const data = await response.json();
return data.features;
} catch (error: any){
// TODO: handle error in better way
return null;
}
}
static reverseGeocodeForFeatures = async (longitude: number, latitude: number) => {
try {
const url = MAPBOX_REVERSE_GEOCODE_BASE_URL + encodeURI(longitude.toString() + "," + latitude.toString()) + '.json' +
`?access_token=${MAPBOX_ACCESS_TOKEN}`;
const response = await fetch(url);
const data = await response.json();
return data.features;
} catch (error: any){
return null;
}
}
static getDirections = async (origin: number[], destination: number[]): Promise<Record<TransportationType, any> | undefined> => {
try {
const directionsPromises: Promise<any>[] = [];
const transportationTypes: TransportationType[] = ['driving', 'cycling', 'walking'];
transportationTypes.forEach((type) => {
directionsPromises.push(
fetch(
`${MAPBOX_DIRECTIONS_BASE_URL}/${type}/${origin[0]},${origin[1]};${destination[0]},${destination[1]}?steps=true&geometries=geojson&access_token=${MAPBOX_ACCESS_TOKEN}`
).then((response) => response.json())
);
});
const results = await Promise.all(directionsPromises);
const routeInfoMap: Record<TransportationType, any> = {
'driving': {},
'cycling': {},
'walking': {},
};
transportationTypes.forEach((type, index) => {
const routeData = results[index].routes[0];
if (routeData) {
const geometry = routeData.geometry;
const coordinates = geometry.coordinates;
routeInfoMap[type] = {
duration: this.secondsToMinutesHours(routeData.duration),
distance: this.metersToMiles(routeData.distance),
coordinates: coordinates,
};
}
});
return routeInfoMap;
// return current route info, and the temporary route
} catch (error: any){
return undefined;
console.log("Error: ", error);
}
}
private static secondsToMinutesHours = (seconds: number) => {
const hours = Math.floor(seconds / 3600);
const minutes = Math.floor((seconds % 3600) / 60).toFixed(2);
if (hours === 0){
return `${minutes} min`
} else {
return `${hours} hr ${minutes} min`
}
}
private static metersToMiles = (meters: number) => {
return `${parseFloat((meters/1609.34).toFixed(2))} mi`;
}
}
// const drivingQuery = await fetch(
// `${MAPBOX_DIRECTIONS_BASE_URL}/driving/${origin[0]},${origin[1]};${destination[0]},${destination[1]}?steps=true&geometries=geojson&access_token=${MAPBOX_ACCESS_TOKEN}`);
// const cyclingQuery = await fetch(
// `${MAPBOX_DIRECTIONS_BASE_URL}/cycling/${origin[0]},${origin[1]};${destination[0]},${destination[1]}?steps=true&geometries=geojson&access_token=${MAPBOX_ACCESS_TOKEN}`);
// const walkingQuery = await fetch(
// `${MAPBOX_DIRECTIONS_BASE_URL}/walking/${origin[0]},${origin[1]};${destination[0]},${destination[1]}?steps=true&geometries=geojson&access_token=${MAPBOX_ACCESS_TOKEN}`);
// const drivingJson = await drivingQuery.json();
// const cyclingJson = await cyclingQuery.json();
// const walkingJson = await walkingQuery.json();
// console.log("Driving: ", drivingJson);
// console.log("Cycling: ", cyclingJson);
// console.log("Waling: ", walkingJson);
// const routeMap = {
// 'driving': drivingJson.routes[0],
// 'cycling': cyclingJson.routes[0],
// 'walking': walkingJson.routes[0]
// }
// const routeInfoMap: Record<TransportationType, any> = {
// 'driving': {},
// 'cycling': {},
// 'walking': {},
// };
// Object.entries(routeMap).forEach(([key, routeData]) => {
// const transportationTypeKey = key as TransportationType;
// const geometry = routeData.geometry;
// const coordinates = geometry.coordinates;
// console.log(coordinates);
// routeInfoMap[transportationTypeKey] = {
// duration: this.secondsToMinutesHours(routeData.duration),
// distance: this.metersToMiles(routeData.distance),
// coordinates: coordinates
// }
// })
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