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import {Component, OnInit} from "@angular/core";
import {PageTitleService} from "../../shared/services/page-title.service";
import {Offer} from "../../shared/api/model/Offer";
import {OffersApi} from "../../shared/api/endpoints/OffersApi";
import {toApiDate, EditMode} from "../../core/util/util.service";
import {MdDialog} from "@angular/material";
import {OfferFormDialogComponent} from "../offer-form-dialog/offer-form-dialog.component";
@Component({
selector: 'steak-admin-home',
templateUrl: './admin-home.component.html',
styleUrls: ['./admin-home.component.scss']
})
export class AdminHomeComponent implements OnInit {
dates: Date[];
offers: Offer[];
constructor(public title: PageTitleService, public offerApi: OffersApi, public dialog: MdDialog) {
this.dates = this.generateNextDays();
}
ngOnInit() {
this.fetchOffers();
this.title.title = "Administration";
}
/**
* Generates the next 21 days to add offers to. You can only create an offer for dates that are in the future.
* @returns {Array}
*/
generateNextDays(): Date[] {
let dates = [];
let now = new Date().getTime();
let millisPerDay = 1000 * 3600 * 24;
for (let i = 0; i < 21; i++) {
let offset = i * millisPerDay;
dates.push(new Date(now + offset));
}
return dates;
}
/**
* create a new offer and add it to the list when it has been created
* @param date
*/
createNewFor(date: Date) {
let ref = this.dialog.open(OfferFormDialogComponent);
ref.componentInstance.date = date;
let instance = ref.componentInstance;
instance.editMode = EditMode.CREATE;
instance.offerEventEmitter.subscribe(next => {
ref.close();
if (next) this.offers.push(next);
});
}
filterOffersForDate(offers: Offer[], date: Date): Offer[] {
if (!offers)return null;
return offers.filter(offer => toApiDate(offer.date) == toApiDate(date));
}
/**
* method that gets called when a child has been changed and it needs to be changed in the array
* @param offer
*/
onOfferChange(offer: Offer) {
let changedIndex = this.offers.findIndex(_offer => _offer._id == offer._id);
if (changedIndex > -1) {
this.offers[changedIndex] = offer;
}
}
/**
* method to call when a child has been deleted and we need to remove it from the array of offers
* @param offer
*/
onOfferDelete(offer: Offer) {
this.offers = this.offers.filter(_offer => _offer._id != offer._id);
}
private fetchOffers() {
this.offerApi.offersGet(null, new Date())
.subscribe(offers => this.offers = offers);
}
}
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