gestioCOF/bda/forms.py
Ludovic Stephan f1bbade002 Better labels for revente objects
The label for the ReventeModelMultipleChoiceField now depends on a
`own` parameter, which determines if we display the seller or the
buyer's name.
2017-12-19 12:40:50 +01:00

182 lines
6.5 KiB
Python

# -*- coding: utf-8 -*-
from django import forms
from django.forms.models import BaseInlineFormSet
from django.utils import timezone
from bda.models import Attribution, Spectacle, SpectacleRevente
class InscriptionInlineFormSet(BaseInlineFormSet):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
# self.instance is a Participant object
tirage = self.instance.tirage
# set once for all "spectacle" field choices
# - restrict choices to the spectacles of this tirage
# - force_choices avoid many db requests
spectacles = tirage.spectacle_set.select_related('location')
choices = [(sp.pk, str(sp)) for sp in spectacles]
self.force_choices('spectacle', choices)
def force_choices(self, name, choices):
"""Set choices of a field.
As ModelChoiceIterator (default use to get choices of a
ModelChoiceField), it appends an empty selection if requested.
"""
for form in self.forms:
field = form.fields[name]
if field.empty_label is not None:
field.choices = [('', field.empty_label)] + choices
else:
field.choices = choices
class TokenForm(forms.Form):
token = forms.CharField(widget=forms.widgets.Textarea())
class AttributionModelMultipleChoiceField(forms.ModelMultipleChoiceField):
def label_from_instance(self, obj):
return str(obj.spectacle)
class ReventeModelMultipleChoiceField(forms.ModelMultipleChoiceField):
def __init__(self, *args, own=True, **kwargs):
super().__init__(*args, **kwargs)
self.own = own
def label_from_instance(self, obj):
label = "{show}{suffix}"
suffix = ""
if self.own:
# C'est notre propre revente : pas besoin de spécifier le vendeur
if obj.soldTo is not None:
suffix = " -- Vendue à {firstname} {lastname}".format(
firstname=obj.soldTo.user.first_name,
lastname=obj.soldTo.user.last_name,
)
else:
# Ce n'est pas à nous : on ne voit jamais l'acheteur
suffix = " -- Vendue par {firstname} {lastname}".format(
firstname=obj.seller.user.first_name,
lastname=obj.seller.user.last_name,
)
return label.format(show=str(obj.attribution.spectacle),
suffix=suffix)
class ResellForm(forms.Form):
attributions = AttributionModelMultipleChoiceField(
label='',
queryset=Attribution.objects.none(),
widget=forms.CheckboxSelectMultiple,
required=False)
def __init__(self, participant, *args, **kwargs):
super(ResellForm, self).__init__(*args, **kwargs)
self.fields['attributions'].queryset = (
participant.attribution_set
.filter(spectacle__date__gte=timezone.now())
.exclude(revente__seller=participant)
.select_related('spectacle', 'spectacle__location',
'participant__user')
)
class AnnulForm(forms.Form):
attributions = AttributionModelMultipleChoiceField(
label='',
queryset=Attribution.objects.none(),
widget=forms.CheckboxSelectMultiple,
required=False)
def __init__(self, participant, *args, **kwargs):
super(AnnulForm, self).__init__(*args, **kwargs)
self.fields['attributions'].queryset = (
participant.attribution_set
.filter(spectacle__date__gte=timezone.now(),
revente__isnull=False,
revente__notif_sent=False,
revente__soldTo__isnull=True)
.select_related('spectacle', 'spectacle__location',
'participant__user')
)
class InscriptionReventeForm(forms.Form):
spectacles = forms.ModelMultipleChoiceField(
queryset=Spectacle.objects.none(),
widget=forms.CheckboxSelectMultiple,
required=False)
def __init__(self, tirage, *args, **kwargs):
super(InscriptionReventeForm, self).__init__(*args, **kwargs)
self.fields['spectacles'].queryset = (
tirage.spectacle_set
.select_related('location')
.filter(date__gte=timezone.now())
)
class ReventeTirageAnnulForm(forms.Form):
reventes = ReventeModelMultipleChoiceField(
own=False,
label='',
queryset=SpectacleRevente.objects.none(),
widget=forms.CheckboxSelectMultiple,
required=False
)
def __init__(self, participant, *args, **kwargs):
super().__init__(*args, **kwargs)
self.fields['reventes'].queryset = (
participant.entered.filter(soldTo__isnull=True)
.select_related('attribution__spectacle',
'seller__user')
)
class ReventeTirageForm(forms.Form):
reventes = ReventeModelMultipleChoiceField(
own=False,
label='',
queryset=SpectacleRevente.objects.none(),
widget=forms.CheckboxSelectMultiple,
required=False
)
def __init__(self, participant, *args, **kwargs):
super().__init__(*args, **kwargs)
self.fields['reventes'].queryset = (
SpectacleRevente.objects.filter(
notif_sent=True,
shotgun=False,
tirage_done=False
).exclude(confirmed_entry=participant)
.select_related('attribution__spectacle')
)
class SoldForm(forms.Form):
attributions = AttributionModelMultipleChoiceField(
label='',
queryset=Attribution.objects.none(),
widget=forms.CheckboxSelectMultiple)
def __init__(self, participant, *args, **kwargs):
super(SoldForm, self).__init__(*args, **kwargs)
self.fields['attributions'].queryset = (
participant.attribution_set
.filter(revente__isnull=False,
revente__soldTo__isnull=False)
.exclude(revente__soldTo=participant)
.select_related('spectacle', 'spectacle__location',
'participant__user')
)