import { HttpClient, HttpHeaders } from '@angular/common/http';
import { Injectable } from '@angular/core';
import { Observable } from 'rxjs/internal/Observable';
import { catchError } from 'rxjs/operators';

import { ErrorLoggerService } from '../core/error-logger.service';
import { SectionPrinter } from '../core/section-printer';

const httpOptions = {
  headers: new HttpHeaders({ 'Content-Type': 'application/json' }),
};
const url = '/api/section-printers';
const serviceName = 'SectionPrinterService';

@Injectable({
  providedIn: 'root',
})
export class SectionPrinterService {
  constructor(private http: HttpClient, private log: ErrorLoggerService) {}

  get(id: string | null): Observable<SectionPrinter[]> {
    const getUrl: string = id === null ? `${url}` : `${url}/${id}`;
    return <Observable<SectionPrinter[]>>(
      this.http
        .get<SectionPrinter[]>(getUrl)
        .pipe(catchError(this.log.handleError(serviceName, `get id=${id}`)))
    );
  }

  // item(id: string, menuCategoryId: string): Observable<SectionPrinterItem> {
  //   const options = {params: new HttpParams().set('m', menuCategoryId)};
  //   return <Observable<SectionPrinterItem>>this.http.get<SectionPrinterItem>(`${url}/${id}`, options)
  //     .pipe(
  //       catchError(this.log.handleError(serviceName, 'list'))
  //     );
  // }

  save(sectionId: string, list: SectionPrinter[]): Observable<SectionPrinter[]> {
    return <Observable<SectionPrinter[]>>(
      this.http
        .post<SectionPrinter[]>(`${url}/${sectionId}`, list, httpOptions)
        .pipe(catchError(this.log.handleError(serviceName, 'save')))
    );
  }

  delete(id: string): Observable<SectionPrinter[]> {
    return <Observable<SectionPrinter[]>>(
      this.http
        .delete<SectionPrinter[]>(`${url}/${id}`, httpOptions)
        .pipe(catchError(this.log.handleError(serviceName, 'delete')))
    );
  }
}