Django filtering models in Foreign Key
Models.py
class AdmissionStudent(models.Model):
studentlabel = models.CharField(max_length = 100, null = False, blank = False)
def __str__(self):
return self.studentlabel
class AdmissionRequirement(models.Model):
requirementstudent = models.ForeignKey(AdmissionStudent, on_delete = models.CASCADE, null =
False, blank = False)
requirementparagraph = models.TextField(null = False, blank = False)
def __str__(self):
return '{} - {}'.format(self.requirementstudent, self.requirementparagraph)
Views.py
def admission(request):
header = AdmissionHeader.objects.first()
student = AdmissionStudent.objects.all()
requirement = AdmissionRequirement.objects.all()
context = {
'header': header,
'student': student,
'requirement': requirement,
'title':'Admissions'
}
return render(request, 'pages/admission.html', context)
Admission.html (template)
{% for student in student %}
<b>{{ student.studentlabel }}</b><br>
{% if {{ student.studentlabel}} == {{requirement.requirementstudent }} %}
{% for requirement in requirement %}
{{ requirement.requirementparagraph }}<br>
{% endfor %}
{% endfor %}
I know what I did in my template is stupid, but i really don't know how to filter Admission Requirements for enrollment, Below is an example of how I want it to appear:
Transferee
-1st requirement
-2nd requirement
-3rd requirement
Foreign Student
-1st requirement
-2nd requirement
-etc
You can just get the all the AdmissionStudents, and prefetch all of the related AdmissionRequirement per student.
With that, you don't need requirement = AdmissionRequirement.objects.all(). You just need to pass your student list in the template like this:
student = AdmissionStudent.objects.all().prefetch_related('admissionrequirement_set')
context = {
...
'student': student,
...
}
And then in your template, use the related data for requirements from student to display:
{% for student in student %}
<b>{{ student.studentlabel }}</b><br>
{% for requirement in student.admissionrequirement_set.all %}
{{ requirement.requirementparagraph }}<br>
{% endfor %}
{% endfor %}