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

import { ErrorLoggerService } from '../core/error-logger.service';
import { SettleOption } from '../core/settle-option';
import { VoucherType } from '../sales/bills/voucher-type';

const httpOptions = {
  headers: new HttpHeaders({ 'Content-Type': 'application/json' }),
};
const url = '/api/settle-options';
const serviceName = 'SettleOptionService';

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

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

  list(): Observable<SettleOption[]> {
    return this.http
      .get<SettleOption[]>(`${url}/list`)
      .pipe(catchError(this.log.handleError(serviceName, 'list'))) as Observable<SettleOption[]>;
  }

  listForType(voucherType: VoucherType): Observable<SettleOption[]> {
    return this.http
      .get<SettleOption[]>(`${url}/for-type/${voucherType}`)
      .pipe(catchError(this.log.handleError(serviceName, `listForType voucherType=${voucherType}`))) as Observable<
      SettleOption[]
    >;
  }

  save(settleOption: SettleOption): Observable<SettleOption> {
    return this.http
      .post<SettleOption>(url, settleOption, httpOptions)
      .pipe(catchError(this.log.handleError(serviceName, 'save'))) as Observable<SettleOption>;
  }

  update(settleOption: SettleOption): Observable<SettleOption> {
    return this.http
      .put<SettleOption>(`${url}/${settleOption.id}`, settleOption, httpOptions)
      .pipe(catchError(this.log.handleError(serviceName, 'update'))) as Observable<SettleOption>;
  }

  saveOrUpdate(settleOption: SettleOption): Observable<SettleOption> {
    if (!settleOption.id) {
      return this.save(settleOption);
    }
    return this.update(settleOption);
  }

  delete(id: number): Observable<SettleOption> {
    return this.http
      .delete<SettleOption>(`${url}/${id}`, httpOptions)
      .pipe(catchError(this.log.handleError(serviceName, 'delete'))) as Observable<SettleOption>;
  }
}