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import {Component, Input, OnChanges, TemplateRef} from '@angular/core';
import {GoalType, Need} from '../../models/Need';
@Component({
selector: 'app-need-list',
standalone: false,
templateUrl: './need-list.component.html',
styleUrl: './need-list.component.css'
})
export class NeedListComponent implements OnChanges {
@Input({required: true}) needs!: Need[]
@Input() itemsPerPage: number = 5;
@Input() actionArea: TemplateRef<any> | null = null
visibleNeeds: Need[] = [];
currentPage: number = localStorage.getItem('currentPage') ? parseInt(localStorage.getItem('currentPage')!) : 0;
totalPages: number = 0;
ngOnChanges() {
this.updateVisibleNeeds()
}
getPrefix(need: Need) {
return (need.type === GoalType.MONETARY) ? "$" : "";
}
//increment/decrement
decrementPage() {
this.currentPage--;
localStorage.setItem('currentPage', this.currentPage.toString());
this.updateVisibleNeeds();
}
incrementPage() {
this.currentPage++;
localStorage.setItem('currentPage', this.currentPage.toString());
this.updateVisibleNeeds();
}
//skipping pages
lastPage() {
this.currentPage = this.totalPages - 1
localStorage.setItem('currentPage', this.currentPage.toString());
this.updateVisibleNeeds()
}
firstPage() {
this.currentPage = 0
localStorage.setItem('currentPage', this.currentPage.toString());
this.updateVisibleNeeds()
}
updateVisibleNeeds() {
this.totalPages = Math.ceil(this.needs.length / this.itemsPerPage);
this.visibleNeeds = this.needs.slice(this.currentPage * this.itemsPerPage, (this.currentPage + 1) * this.itemsPerPage);
}
protected readonly GoalType = GoalType;
}
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