import { Component, Input, Output, EventEmitter, TemplateRef } from '@angular/core';
import { MonthViewDay, CalendarEvent, CalendarEventResponse } from '../../../utils/calendar-utils/CalendarUtils';

@Component({
    selector: 'novo-calendar-month-day',
    template: `
    <ng-template #defaultTemplate>
      <div class="calendar-day-top">
        <span class="calendar-day-badge" *ngIf="day.badgeTotal > 0">{{ day.badgeTotal }}</span>
        <span class="calendar-day-number">{{ day.date | dayofmonth:locale }}</span>
      </div>
      <div class="calendar-events">
        <div
          class="calendar-event"
          *ngFor="let type of day.events | groupBy : 'type'"
          [style.backgroundColor]="type?.value[0]?.color.primary"
          [ngClass]="type?.value[0]?.cssClass"
          (click)="$event.stopPropagation(); eventClicked.emit({event:type?.value[0]})">
          {{type?.value.length}}
        </div>
      </div>
    </ng-template>
    <ng-template
      [ngTemplateOutlet]="customTemplate || defaultTemplate"
      [ngOutletContext]="{
        day: day,
        locale: locale,
        tooltipPosition: tooltipPosition,
        eventClicked: eventClicked,
        accepted: accepted,
        rejected: rejected,
        maybes: maybes
      }">
    </ng-template>
  `,
    host: {
        '[class]': '"calendar-cell calendar-day-cell " + day?.cssClass',
        '[class.calendar-day-accepted]': 'accepted.length',
        '[class.calendar-day-rejected]': 'rejected.length',
        '[class.calendar-past]': 'day.isPast',
        '[class.calendar-today]': 'day.isToday',
        '[class.calendar-future]': 'day.isFuture',
        '[class.calendar-weekend]': 'day.isWeekend',
        '[class.calendar-in-month]': 'day.inMonth',
        '[class.calendar-out-month]': '!day.inMonth',
        '[class.calendar-has-events]': 'day.events.length > 0',
        '[style.backgroundColor]': 'day.backgroundColor'
    }
})
export class NovoCalendarMonthDayElement {

    @Input() day: MonthViewDay;

    @Input() locale: string;

    @Input() tooltipPosition: string;

    @Input() customTemplate: TemplateRef<any>;

    @Output() eventClicked: EventEmitter<{ event: CalendarEvent }> = new EventEmitter<{ event: CalendarEvent }>();

    get accepted(): Array<CalendarEvent> {
        if (!this.day) {
            return [];
        }
        return this.day.events.filter((evt) => {
            return (evt.response === CalendarEventResponse.Accepted);
        });
    }

    get rejected(): Array<CalendarEvent> {
        if (!this.day) {
            return [];
        }
        return this.day.events.filter((evt) => {
            return (evt.response === CalendarEventResponse.Rejected);
        });
    }

    get maybes(): Array<CalendarEvent> {
        if (!this.day) {
            return [];
        }
        return this.day.events.filter((evt) => {
            return (evt.response === CalendarEventResponse.Maybe);
        });
    }
}