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from dashboard.models import Booking
import django.forms as forms
from django.utils.translation import ugettext_lazy as _
class BookingForm(forms.ModelForm):
class Meta:
model = Booking
fields = ['start_date_time', 'end_date_time', 'purpose', 'booking_id']
PURPOSE = {
'id': 'purposefield',
'type': 'text',
'placeholder': 'Booking purpose',
}
widgets = {
'purpose': forms.TextInput(attrs=PURPOSE),
}
# DATETIMEFORMAT should be equivalent to the moment.js format string that datetimepicker is
# using ('YYYY-MM-DD HH:00 ZZ'). The string is used to create a timezone aware datetime object
DATETIMEFORMAT = '%Y-%m-%d %H:%M %z'
start_date_time = forms.DateTimeField(input_formats=[DATETIMEFORMAT, ], label='Start')
end_date_time = forms.DateTimeField(input_formats=[DATETIMEFORMAT, ], label='End')
# we need this to determine if we create a new booking or change an existing booking
booking_id = forms.IntegerField(widget=forms.HiddenInput, required=False)
def clean(self):
cleaned_data = super(BookingForm, self).clean()
if 'start_date_time' not in cleaned_data or 'end_date_time' not in cleaned_data:
raise forms.ValidationError('Date Missing', code='missing_date')
if cleaned_data['start_date_time'] >= cleaned_data['end_date_time']:
raise forms.ValidationError(
'Start date is after end date', code='invalid_dates')
return cleaned_data
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