56 lines
1.5 KiB
TypeScript
56 lines
1.5 KiB
TypeScript
import { Injectable } from '@angular/core';
|
|
import { HttpClient } from '@angular/common/http';
|
|
import { Observable, of } from 'rxjs';
|
|
import { map, catchError } from 'rxjs/operators';
|
|
|
|
export interface CountryData {
|
|
name: string;
|
|
capital: string;
|
|
region: string;
|
|
incomeLevel: string;
|
|
longitude: string;
|
|
latitude: string;
|
|
}
|
|
|
|
@Injectable({
|
|
providedIn: 'root'
|
|
})
|
|
export class WorldBankService {
|
|
private apiUrl = 'https://api.worldbank.org/v2/country';
|
|
|
|
constructor(private http: HttpClient) { }
|
|
|
|
getCountryData(countryCode: string): Observable<CountryData> {
|
|
const url = `${this.apiUrl}/${countryCode}?format=json`;
|
|
|
|
return this.http.get<any>(url).pipe(
|
|
map(response => {
|
|
if (response[0]?.message) {
|
|
throw new Error(`World Bank API: ${response[0].message[0].value}`);
|
|
}
|
|
|
|
const country = response[1][0];
|
|
return {
|
|
name: country.name || 'N/A',
|
|
capital: country.capitalCity || 'N/A',
|
|
region: country.region?.value || 'N/A',
|
|
incomeLevel: country.incomeLevel?.value || 'N/A',
|
|
longitude: country.longitude || 'N/A',
|
|
latitude: country.latitude || 'N/A'
|
|
};
|
|
}),
|
|
catchError(error => {
|
|
console.error(`Failed to fetch data for ${countryCode}:`, error);
|
|
return of({
|
|
name: 'N/A',
|
|
capital: 'N/A',
|
|
region: 'N/A',
|
|
incomeLevel: 'N/A',
|
|
longitude: 'N/A',
|
|
latitude: 'N/A'
|
|
});
|
|
})
|
|
);
|
|
}
|
|
}
|