import {Component, OnInit, ViewChild} from '@angular/core';
import {FormBuilder, FormGroup} from '@angular/forms';
import { MatPaginator } from '@angular/material/paginator';
import { MatSort } from '@angular/material/sort';
import {ActivatedRoute, Router} from '@angular/router';
import * as moment from 'moment';
import {DaybookDataSource} from './daybook-datasource';
import {Daybook} from './daybook';
import {Account} from '../account/account';
import {DaybookService} from './daybook.service';

@Component({
  selector: 'app-daybook',
  templateUrl: './daybook.component.html',
  styleUrls: ['./daybook.component.css']
})
export class DaybookComponent implements OnInit {
  @ViewChild(MatPaginator, { static: true }) paginator: MatPaginator;
  @ViewChild(MatSort, { static: true }) sort: MatSort;
  dataSource: DaybookDataSource;
  form: FormGroup;
  info: Daybook;
  selectedRowId: string;
  /** Columns displayed in the table. Columns IDs can be added, removed, or reordered. */
  displayedColumns = ['date', 'type', 'narration', 'debitText', 'debitAmount', 'creditText', 'creditAmount'];

  constructor(
    private route: ActivatedRoute,
    private router: Router,
    private fb: FormBuilder,
    private ser: DaybookService
  ) {
    this.createForm();
  }

  ngOnInit() {
    this.route.data
      .subscribe((data: { info: Daybook }) => {
        this.info = data.info;
        this.form.setValue({
          startDate: moment(this.info.startDate, 'DD-MMM-YYYY').toDate(),
          finishDate: moment(this.info.finishDate, 'DD-MMM-YYYY').toDate()
        });
        this.dataSource = new DaybookDataSource(this.paginator, this.sort, this.info.body);
      });
  }

  selectRow(id: string): void {
    this.selectedRowId = id;
  }

  getRowClass(id: string, posted: boolean): string {
    if (this.selectedRowId === id) {
      return 'selected';
    } else if (!posted) {
      return 'unposted';
    } else {
      return '';
    }
  }

  show() {
    const l = this.prepareSubmit();
    this.router.navigate(['Daybook'], {
      queryParams: {
        startDate: l.startDate,
        finishDate: l.finishDate
      }
    });
  }

  createForm() {
    this.form = this.fb.group({
      startDate: '',
      finishDate: '',
    });
  }

  prepareSubmit(): Daybook {
    const formModel = this.form.value;

    return {
      startDate: moment(formModel.startDate).format('DD-MMM-YYYY'),
      finishDate: moment(formModel.finishDate).format('DD-MMM-YYYY'),
      body: []
    };
  }
}