import {Component} from '@angular/core';
import {BackendService, ScrumSprint} from '../services/backend.service';
import {TableComponentBase} from '../services/table-component.base';
import {NgbModal} from '@ng-bootstrap/ng-bootstrap';
import {ActivatedRoute, ParamMap, Router} from '@angular/router';
import { SprintFormComponent } from '../sprint-form/sprint-form.component';

@Component({
  selector: 'app-sprint',
  templateUrl: './sprint-table.component.html',
  styleUrls: ['./sprint-table.component.css']
})
export class SprintTableComponent extends TableComponentBase<ScrumSprint> {
  public filterSprintId: number | null = null;
  public highlightId: number;

  public get filteredItems() {
    return this.items.filter(sprint =>
      (this.filterSprintId === null || sprint.id === this.filterSprintId)
    );
  }

  constructor(
    private backendService: BackendService, private modalService: NgbModal,
    private route: ActivatedRoute, private router: Router
  ) {
    super();

    this.applyFilterParameters(route.snapshot.paramMap);
    route.paramMap.subscribe(map => this.applyFilterParameters(map));

    backendService.getSprints().subscribe(response => {
      if (response.status > 399) {
        alert('Fehler');
      } else {
        this.items.push(...response.body);
      }
    });
  }

  private applyFilterParameters(params: ParamMap) {
    if (params.has('id')) {
      this.highlightId = parseInt(params.get('id'));
    }
  }

  public deleteSprint(sprint: ScrumSprint) {
    this.backendService.deleteSprint(sprint).subscribe(response => {
      if (response.status > 399) {
        alert('Fehler');
      }
    });
    const index = this.items.indexOf(sprint);
    if (index !== -1) {
      this.items.splice(index, 1);
    }
  }

  public openSprintForm(editSprint?: ScrumSprint) {
    const modalRef = this.modalService.open(SprintFormComponent, {
      backdrop: 'static',
      keyboard: true,
    });
    if (editSprint === null) {
      modalRef.result.then(result => {
        this.items.push(result);
      });
    }
    modalRef.componentInstance.sprint = editSprint;
  }

  sortById() {
    this.doNumericSort('id', sprint => sprint.id);
  }

  sortByTitle() {
    this.doStringSort('title', sprint => sprint.title);
  }

  sortByStartDate() {
    this.doDateSort('startDate', sprint => sprint.startDate);
  }

  sortByEndDate() {
    this.doDateSort('endDate', sprint => sprint.endDate);
  }
}