brewman/overlord/src/app/role/role.service.ts

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import { Injectable } from '@angular/core';
import { HttpClient, HttpHeaders } from '@angular/common/http';
import { ErrorLoggerService } from '../core/error-logger.service';
import { catchError } from 'rxjs/operators';
import { Observable } from 'rxjs/internal/Observable';
import { Role } from './role';
const httpOptions = {
headers: new HttpHeaders({'Content-Type': 'application/json'})
};
const url = '/api/roles';
const serviceName = 'RoleService';
@Injectable({
providedIn: 'root'
})
export class RoleService {
constructor(private http: HttpClient, private log: ErrorLoggerService) {
}
get(id: string): Observable<Role> {
const getUrl: string = (id === null) ? `${url}` : `${url}/${id}`;
return <Observable<Role>>this.http.get<Role>(getUrl)
.pipe(
catchError(this.log.handleError(serviceName, `get id=${id}`))
);
}
list(): Observable<Role[]> {
return <Observable<Role[]>>this.http.get<Role[]>(`${url}/list`)
.pipe(
catchError(this.log.handleError(serviceName, 'list'))
);
}
save(role: Role): Observable<Role> {
return <Observable<Role>>this.http.post<Role>(`${url}`, role, httpOptions)
.pipe(
catchError(this.log.handleError(serviceName, 'save'))
);
}
update(role: Role): Observable<Role> {
return <Observable<Role>>this.http.put<Role>(`${url}/${role.id}`, role, httpOptions)
.pipe(
catchError(this.log.handleError(serviceName, 'update'))
);
}
saveOrUpdate(role: Role): Observable<Role> {
if (!role.id) {
return this.save(role);
} else {
return this.update(role);
}
}
delete(id: string): Observable<Role> {
return <Observable<Role>>this.http.delete<Role>(`${url}/${id}`, httpOptions)
.pipe(
catchError(this.log.handleError(serviceName, 'delete'))
);
}
}