64 lines
2.6 KiB
TypeScript
64 lines
2.6 KiB
TypeScript
import { Component, Input, Injectable, OnInit } from '@angular/core';
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import { Location } from '@angular/common';
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import { Feature } from 'ol';
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import { Store } from '@ngrx/store';
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import * as mapReducers from '../../reducers/map.reducer';
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import { commonReducers, ItemTypeService, IItem, Item, ItemService, FolderService, IListItem} from '@farmmaps/common';
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import { Router, ActivatedRoute, ParamMap, Event } from '@angular/router';
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import { ForItemType } from '../for-item/for-itemtype.decorator';
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import { AbstractSelectedItemComponent } from '../selected-item/selected-item.component';
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import { Observable,of } from 'rxjs';
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import {GeoJSON} from 'ol/format';
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import {getArea} from 'ol/sphere';
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import { withLatestFrom,switchMap,combineLatest } from 'rxjs/operators';
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@ForItemType("vnd.farmmaps.itemtype.cropfield")
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@Injectable()
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@Component({
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selector: 'fm-map-selected-item-cropfield',
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templateUrl: './selected-item-cropfield.component.html',
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styleUrls: ['./selected-item-cropfield.component.scss']
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})
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export class SelectedItemCropfieldComponent extends AbstractSelectedItemComponent implements OnInit{
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public items: Observable<IListItem[]>;
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constructor(store: Store<mapReducers.State | commonReducers.State>, itemTypeService: ItemTypeService, location: Location, router: Router, private itemService$: ItemService,private folderService$: FolderService) {
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super(store, itemTypeService,location,router);
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}
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areaInHa(item:IItem):number {
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if(!item) return 0;
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// get area from faeture if 0 calculate from polygon
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const a = item.data.area;
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if(a) return a;
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const format = new GeoJSON();
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const polygon = format.readGeometry(item.geometry);
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return getArea(polygon,{projection:"EPSG:4326"}) / 10000;
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}
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ngOnInit() {
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const childItems = this.folderService$.getItems(this.item.code, 0, 1000);
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const atLocationItems = this.itemService$.getItemList(null,null,null,this.item.code,true);
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this.items = childItems.pipe(
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combineLatest(atLocationItems),
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switchMap(([ci,ali]) => {
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const retVal:IListItem[] = [];
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const codes = {};
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ci.forEach((listItem) => {
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retVal.push(listItem);
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codes[listItem.code]=listItem;
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});
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ali.forEach((atlocationitem) => {
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const listItem = atlocationitem as IListItem;
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const allowedItemTypes = "vnd.farmmaps.itemtype.device.senml"; // this is a hack
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if(!codes[listItem.code] && allowedItemTypes.indexOf(listItem.itemType) >= 0) {
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retVal.push(listItem);
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}
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});
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return of(retVal);
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}));
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}
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}
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