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import {Component, ElementRef, OnInit, ViewChild} from '@angular/core';
import {CupboardService} from '../../services/cupboard.service';
import {Need} from '../../models/Need';
import {catchError, of} from 'rxjs';
import {NeedListComponent} from '../need-list/need-list.component';
import {AuthService} from '../../services/auth.service';
import {ToastsService, ToastType} from '../../services/toasts.service';
import {UsersService} from '../../services/users.service';
import {SortingAlgoArrays} from './sorting';
import {Router} from '@angular/router';
import {ModalService} from '../../services/modal.service';
@Component({
selector: 'app-cupboard',
standalone: false,
templateUrl: './cupboard.component.html',
styleUrl: './cupboard.component.css'
})
export class CupboardComponent implements OnInit {
@ViewChild("needList") needList?: NeedListComponent
@ViewChild("searchForm") searchForm!: ElementRef<HTMLInputElement>
private searchDelay: any;
needs: Need[] = [];
searchResults: Need[] = [];
sortMode = localStorage.getItem('sortMode') as 'Ascending' | 'Descending' ?? 'Ascending';
itemsPerPage = parseInt(localStorage.getItem('itemsPerPage') ?? '5') ?? 5;
currentSortAlgo = localStorage.getItem('sortAlgo') ?? 'sortByPriority';
constructor(
private cupboardService: CupboardService,
private authService: AuthService,
private toastService: ToastsService,
protected usersService: UsersService,
private router: Router,
protected modalService: ModalService
) {}
ngOnInit(): void {
this.refresh()
}
refresh() {
this.cupboardService.getNeeds().subscribe(n => {
this.needs = n;
this.searchResults = this.sortNeeds(this.needs);
});
this.searchForm.nativeElement.form?.reset()
}
async search(search: any) {
//wait .25 seconds before searching but cancel if another search is made during the wait to prevent too many api calls
//remove previous search if it exists
if (this.searchDelay) {
clearTimeout(this.searchDelay);
}
if (search) {
this.searchDelay = setTimeout(() => {
if (search) {
console.log("IF BLOCK")
this.cupboardService.searchNeeds(search).subscribe((n) => {
this.searchResults = this.sortNeeds(n);
});
}
}, 250);
} else {
//user has cleared the search bar, we can skip the timeout for a 1/4 second faster response
//clear timeout to stop pending search
clearTimeout(this.searchDelay);
this.searchResults = this.sortNeeds(this.needs);
}
}
sortNeeds(needs: Need[]) {
this.saveSortOptions()
needs = [...needs] // deep copy
if (this.sortMode == 'Ascending') {
return needs.sort(SortingAlgoArrays[this.currentSortAlgo].func);
} else {
return needs.sort(SortingAlgoArrays[this.currentSortAlgo].func).reverse();
}
}
saveSortOptions() {
localStorage.setItem('sortMode', this.sortMode);
localStorage.setItem('sortAlgo', this.currentSortAlgo);
}
toggleSortMode(form : any) {
if (this.sortMode == 'Ascending'){
this.sortMode = 'Descending'
} else {
this.sortMode = 'Ascending'
}
this.search(form)
}
deleteNeed(id : number) {
this.cupboardService.deleteNeed(id)
.pipe(catchError((ex, _) => {
this.toastService.sendToast(ToastType.ERROR, ex.error)
return of()
}))
.subscribe(() => {
this.toastService.sendToast(ToastType.INFO, "Need deleted.")
this.refresh();
})
}
addToBasket(need: Need) {
const currentUser = this.authService.getCurrentUser();
if (currentUser) {
if (!currentUser.basket.includes(need.id)) {
currentUser.basket.push(need.id);
this.usersService.updateUser(currentUser)
.pipe(catchError((err, _) => {
console.error(err);
return of();
}))
.subscribe(() => {
let action = {label: "View Basket", onAction: () => this.router.navigate(['/basket'])}
this.toastService.sendToast(ToastType.INFO, `"${need.name}" Added to basket`, action)
this.usersService.refreshBasket();
});
} else {
this.toastService.sendToast(ToastType.ERROR, "This need is already in your basket!")
}
}
}
editItemsPerPage() {
if (this.itemsPerPage > this.searchResults.length) {
this.itemsPerPage = this.searchResults.length
}
if (this.itemsPerPage < 1) {
this.itemsPerPage = 1
}
localStorage.setItem('itemsPerPage', this.itemsPerPage.toString())
this.refresh();
}
protected readonly SortingAlgorithms = SortingAlgoArrays;
protected readonly Object = Object;
}
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