Files
breccia-mapper/people/forms.py
James Graham 9b3b759254 refactor(people): Move relationship answers to answer set
Answers to the relationship questions have been moved from the relationship
to another model RelationshipAnswerSet.  A new answer set is created each
time a user answers the relationship questions.

Resolves #16
Resolves #17
Resolves #18
2020-03-05 15:22:28 +00:00

65 lines
2.0 KiB
Python

"""
Forms for creating / updating models belonging to the 'people' app.
"""
from django import forms
from django_select2.forms import Select2Widget, Select2MultipleWidget
from . import models
class PersonForm(forms.ModelForm):
"""
Form for creating / updating an instance of :class:`Person`.
"""
class Meta:
model = models.Person
exclude = [
'user',
'relationship_targets',
]
widgets = {
'nationality': Select2Widget(),
'country_of_residence': Select2Widget(),
'themes': Select2MultipleWidget(),
}
class RelationshipAnswerSetForm(forms.ModelForm):
"""
Form to allow users to describe a relationship.
Dynamic fields inspired by https://jacobian.org/2010/feb/28/dynamic-form-generation/
"""
class Meta:
model = models.RelationshipAnswerSet
fields = [
'relationship',
]
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
for question in models.RelationshipQuestion.objects.all():
# Get choices from model and add default 'not selected' option
choices = question.choices + [['', '---------']]
field = forms.ChoiceField(label=question,
choices=choices)
self.fields['question_{}'.format(question.pk)] = field
def save(self, commit=True) -> models.RelationshipAnswerSet:
# Save Relationship model
self.instance = super().save(commit=commit)
if commit:
# Save answers to relationship questions
for key, value in self.cleaned_data.items():
if key.startswith('question_'):
question_id = key.replace('question_', '', 1)
answer = models.RelationshipQuestionChoice.objects.get(pk=value,
question__pk=question_id)
self.instance.question_answers.add(answer)
return self.instance