import { AfterViewInit, Component, ElementRef, inject, OnInit, ViewChild } from '@angular/core';
import { FormControl, FormGroup, ReactiveFormsModule } from '@angular/forms';
import { MatButtonModule } from '@angular/material/button';
import { MatCardModule } from '@angular/material/card';
import { MatCheckboxModule } from '@angular/material/checkbox';
import { MatDatepickerModule } from '@angular/material/datepicker';
import { MatDialog } from '@angular/material/dialog';
import { MatFormFieldModule } from '@angular/material/form-field';
import { MatInputModule } from '@angular/material/input';
import { MatSnackBar } from '@angular/material/snack-bar';
import { ActivatedRoute, Router } from '@angular/router';
import moment from 'moment';

import { ConfirmDialogComponent } from '../../shared/confirm-dialog/confirm-dialog.component';
import { RecipeTemplate } from '../recipe-template';
import { RecipeTemplateService } from '../recipe-template.service';

@Component({
  selector: 'app-recipe-template-detail',
  templateUrl: './recipe-template-detail.component.html',
  styleUrls: ['./recipe-template-detail.component.css'],
  imports: [
    MatCardModule,
    ReactiveFormsModule,
    MatFormFieldModule,
    MatInputModule,
    MatDatepickerModule,
    MatCheckboxModule,
    MatButtonModule,
  ],
})
export class RecipeTemplateDetailComponent implements OnInit, AfterViewInit {
  private route = inject(ActivatedRoute);
  private router = inject(Router);
  private dialog = inject(MatDialog);
  private snackBar = inject(MatSnackBar);
  private ser = inject(RecipeTemplateService);

  @ViewChild('nameElement', { static: true }) nameElement!: ElementRef<HTMLInputElement>;
  form: FormGroup<{
    name: FormControl<string>;
    date: FormControl<moment.Moment>;
    text: FormControl<string>;
    selected: FormControl<boolean>;
  }>;

  item: RecipeTemplate = new RecipeTemplate();

  constructor() {
    this.form = new FormGroup({
      name: new FormControl<string>('', { nonNullable: true }),
      date: new FormControl(moment(new Date()), { nonNullable: true }),
      text: new FormControl<string>('', { nonNullable: true }),
      selected: new FormControl<boolean>(false, { nonNullable: true }),
    });
  }

  ngOnInit() {
    this.route.data.subscribe((value) => {
      const data = value as { item: RecipeTemplate };

      this.showItem(data.item);
    });
  }

  showItem(item: RecipeTemplate) {
    this.item = item;
    this.form.setValue({
      name: this.item.name,
      date: moment(this.item.date, 'DD-MMM-YYYY'),
      text: this.item.text,
      selected: this.item.selected,
    });
  }

  ngAfterViewInit() {
    setTimeout(() => {
      this.nameElement.nativeElement.focus();
    }, 0);
  }

  save() {
    this.ser.saveOrUpdate(this.getItem()).subscribe({
      next: () => {
        this.snackBar.open('', 'Success');
        this.router.navigateByUrl('/recipe-templates');
      },
      error: (error) => {
        this.snackBar.open(error, 'Danger');
      },
    });
  }

  delete() {
    this.ser.delete(this.item.id).subscribe({
      next: () => {
        this.snackBar.open('', 'Success');
        this.router.navigateByUrl('/recipe-templates');
      },
      error: (error) => {
        this.snackBar.open(error, 'Danger');
      },
    });
  }

  confirmDelete(): void {
    const dialogRef = this.dialog.open(ConfirmDialogComponent, {
      width: '250px',
      data: { title: 'Delete Recipe Template?', content: 'Are you sure? This cannot be undone.' },
    });

    dialogRef.afterClosed().subscribe((result: boolean) => {
      if (result) {
        this.delete();
      }
    });
  }

  getItem(): RecipeTemplate {
    const formModel = this.form.value;
    this.item.name = formModel.name ?? '';
    this.item.date = moment(formModel.date).format('DD-MMM-YYYY');
    this.item.text = formModel.text ?? '';
    this.item.selected = formModel.selected ?? false;
    return this.item;
  }
}