from django.contrib import admin
from django.db.models import Q
from .models import TimeSlot
from status.models import Status


@admin.register(TimeSlot)
class TimeSlotAdmin(admin.ModelAdmin):
    list_display = ('slot_name', 'start_time', 'end_time', 'status', 'created_at')
    prepopulated_fields = {'slug': ('slot_name',)}
    search_fields = ('slot_name',)
    list_filter = ('status',)
    readonly_fields = ('id', 'created_at')

    def formfield_for_foreignkey(self, db_field, request, **kwargs):
        if db_field.name == 'status':
            kwargs['queryset'] = Status.objects.filter(
                Q(type='time_slot') & (Q(is_global=True) | Q(organization__isnull=False))
            )
        return super().formfield_for_foreignkey(db_field, request, **kwargs)