import {Component, Injectable, Input} from '@angular/core';
import {Location} from '@angular/common';
import {Store} from '@ngrx/store';
import * as mapReducers from '../../reducers/map.reducer';
import {AppConfig, commonReducers, IItem, ItemTypeService} from '@farmmaps/common';
import * as mapActions from '../../actions/map.actions';
import {Router} from '@angular/router';


@Injectable()
export abstract class AbstractSelectedItemComponent {
  @Input() item: IItem
  constructor(public store: Store<mapReducers.State | commonReducers.State>, public itemTypeService: ItemTypeService, private location: Location, private router: Router) {
  }

  handleOnView(item: IItem) {
    if (this.itemTypeService.hasViewer(item)) {
      let viewer = this.itemTypeService.itemTypes[item.itemType];
      let url = `/viewer/${viewer}/item/${item.code}`;
      this.router.navigate([url]);
    }
    return false;
  }

  handleOnEdit(item: IItem) {
    var editor = "property";
    if(this.itemTypeService.hasEditor(item)) {
      editor = this.itemTypeService.itemTypes[item.itemType].editor;
    }
    let url = `/editor/${editor}/item/${item.code}`
    this.router.navigate([url]);
    return false;
  }

  handleAddAsLayer(item: IItem,layerIndex:number = -1) {
    this.store.dispatch(new mapActions.AddLayer(item,layerIndex));
    return false;
  }

  handleBackToList(event: MouseEvent) {
    event.preventDefault();
    this.location.back();
  }
}

@Injectable()
@Component({
  selector: 'fm-map-selected-item',
  templateUrl: './selected-item.component.html',
  styleUrls: ['./selected-item.component.scss']
})
export class SelectedItemComponent extends AbstractSelectedItemComponent {

  constructor(store: Store<mapReducers.State | commonReducers.State>, itemTypeService: ItemTypeService, location: Location, router: Router, public config:AppConfig) {
    super(store, itemTypeService,location,router);
  }
}