import { Injectable } from '@angular/core';
import { MatDialog } from '@angular/material/dialog';
import { Observable } from 'rxjs';
import { __capcp__ConfirmationDialogComponent } from './__cp__-confirmation-dialog.component';
import { takeWhile } from 'rxjs/operators';
import { ConfirmationData } from './data/confirmation.data';
import { ButtonData } from './data/button.data';

@Injectable()
export class __capcp__ConfirmationDialogService {
  constructor(public dialog: MatDialog) {
  }

  public confirm(data: ConfirmationData): Observable<string> {
    return this.dialog
      .open(__capcp__ConfirmationDialogComponent, {
        height: data.height,
        width: data.width,
        data,
        disableClose: false
      })
      .afterClosed();
  }

  public showError(phrases: Array<string>): Observable<__capcp__ConfirmationDialogComponent> {
    const title = 'Fehler';
    const buttons: Array<ButtonData> = [new ButtonData('CANCEL', 'Schliessen', 'warn')];
    const data: ConfirmationData = new ConfirmationData(title, phrases, buttons);
    data.cssClass = '__cp__-color-red-1';
    return this.dialog
      .open(__capcp__ConfirmationDialogComponent, {
        height: data.height,
        width: data.width,
        data,
        disableClose: false
      })
      .afterClosed();
  }

  public showInfo(phrases: Array<string>): Observable<__capcp__ConfirmationDialogComponent> {
    const title = 'Hinweis';
    const buttons: Array<ButtonData> = [new ButtonData('CANCEL', 'Schliessen', 'warn')];
    const data: ConfirmationData = new ConfirmationData(title, phrases, buttons);

    return this.dialog
      .open(__capcp__ConfirmationDialogComponent, {
        height: data.height,
        width: data.width,
        data,
        disableClose: false
      })
      .afterClosed();
  }

  public simpleConfirm(question: string, labels: string[], cb: (b: boolean) => void) {
    let alive = true;

    const data = new ConfirmationData(
      '',
      [question],
      [new ButtonData('BTN-0', labels[0], 'primary'), new ButtonData('BTN-1', labels[1], '')]
    );

    const dlg = this.dialog.open(__capcp__ConfirmationDialogComponent, {
      height: data.height,
      width: data.width,
      data,
      disableClose: false
    });

    dlg
      .afterClosed()
      .pipe(takeWhile(() => alive))
      .subscribe(key => {
        alive = false;
        cb(key === 'BTN-0');
      });

    return dlg;
  }
}