manager: use proper widget for agenda minimal booking time (#75884)

chrono/agendas/migrations/0148_agenda_minimal_booking_time.py

@@ -18,7 +18,7 @@ class Migration(migrations.Migration):
                 blank=True,
                 default=datetime.time(0, 0),
                 null=True,
-                help_text='Ex.: 08:00:00. If left empty, available events will be those that are later than the current time.',
+                help_text='If left empty, available events will be those that are later than the current time.',
                 verbose_name='Booking opening time',
             ),
         ),

chrono/agendas/models.py

@@ -284,9 +284,7 @@ class Agenda(models.Model):
     minimal_booking_time = models.TimeField(
         verbose_name=_('Booking opening time'),
         default=datetime.time(0, 0, 0),  # booking is possible starting and finishin at 00:00
-        help_text=_(
-            'Ex.: 08:00:00. If left empty, available events will be those that are later than the current time.'
-        ),
+        help_text=_('If left empty, available events will be those that are later than the current time.'),
         null=True,
         blank=True,
     )

chrono/manager/forms.py

@@ -145,6 +145,9 @@ class AgendaBookingDelaysForm(forms.ModelForm):
             'maximal_booking_delay',
             'minimal_booking_time',
         ]
+        widgets = {
+            'minimal_booking_time': widgets.TimeWidget,
+        }
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)