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

72 lines
2.0 KiB
TypeScript

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 { User } from '../core/user';
const httpOptions = {
headers: new HttpHeaders({'Content-Type': 'application/json'})
};
const url = '/api/users';
const serviceName = 'UserService';
@Injectable({
providedIn: 'root'
})
export class UserService {
constructor(private http: HttpClient, private log: ErrorLoggerService) {
}
get(id: string): Observable<User> {
const getUrl: string = (id === null) ? `${url}` : `${url}/${id}`;
return <Observable<User>>this.http.get<User>(getUrl)
.pipe(
catchError(this.log.handleError(serviceName, `get id=${id}`))
);
}
list(): Observable<User[]> {
return <Observable<User[]>>this.http.get<User[]>(`${url}/list`)
.pipe(
catchError(this.log.handleError(serviceName, 'list'))
);
}
listOfNames(): Observable<string[]> {
return <Observable<string[]>>this.http.get<string[]>(`${url}/active`)
.pipe(
catchError(this.log.handleError(serviceName, 'list'))
);
}
save(user: User): Observable<User> {
return <Observable<User>>this.http.post<User>(`${url}`, user, httpOptions)
.pipe(
catchError(this.log.handleError(serviceName, 'save'))
);
}
update(user: User): Observable<User> {
return <Observable<User>>this.http.put<User>(`${url}/${user.id}`, user, httpOptions)
.pipe(
catchError(this.log.handleError(serviceName, 'update'))
);
}
saveOrUpdate(user: User): Observable<User> {
if (!user.id) {
return this.save(user);
} else {
return this.update(user);
}
}
delete(id: string): Observable<User> {
return <Observable<User>>this.http.delete<User>(`${url}/${id}`, httpOptions)
.pipe(
catchError(this.log.handleError(serviceName, 'delete'))
);
}
}