Overhauled the entire subjects app to be more simplified and to remove anomalies when filtering in queries

This commit is contained in:
Keannu Bernasol 2023-07-26 12:14:19 +08:00
parent 4b82ffbbc2
commit 0eff07a1ae
25 changed files with 122 additions and 407 deletions

View file

@ -1,9 +1,10 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
import accounts.models
import django.contrib.auth.models
import django.contrib.auth.validators
from django.db import migrations, models
import django.db.models.deletion
import django.utils.timezone
@ -12,6 +13,9 @@ class Migration(migrations.Migration):
initial = True
dependencies = [
('courses', '0001_initial'),
('auth', '0012_alter_user_first_name_max_length'),
('semesters', '0001_initial'),
]
operations = [
@ -34,6 +38,9 @@ class Migration(migrations.Migration):
('is_banned', models.BooleanField(default=False)),
('student_id_number', models.CharField(max_length=16, validators=[accounts.models.validate_student_id])),
('avatar', models.ImageField(null=True, upload_to=accounts.models.CustomUser._get_upload_to)),
('course', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='courses.course')),
('groups', models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.group', verbose_name='groups')),
('semester', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='semesters.semester')),
],
options={
'verbose_name': 'user',

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
from django.db import migrations, models
import django.db.models.deletion
@ -9,34 +9,17 @@ class Migration(migrations.Migration):
initial = True
dependencies = [
('auth', '0012_alter_user_first_name_max_length'),
('year_levels', '0001_initial'),
('accounts', '0001_initial'),
('semesters', '0001_initial'),
('courses', '0002_initial'),
('subjects', '0001_initial'),
('accounts', '0001_initial'),
('auth', '0012_alter_user_first_name_max_length'),
]
operations = [
migrations.AddField(
model_name='customuser',
name='course',
field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='courses.course'),
),
migrations.AddField(
model_name='customuser',
name='groups',
field=models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.group', verbose_name='groups'),
),
migrations.AddField(
model_name='customuser',
name='semester',
field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='semesters.semester'),
),
migrations.AddField(
model_name='customuser',
name='subjects',
field=models.ManyToManyField(to='subjects.subject'),
field=models.ManyToManyField(to='subjects.subjectinstance'),
),
migrations.AddField(
model_name='customuser',

View file

@ -53,7 +53,7 @@ class CustomUser(AbstractUser):
on_delete=models.SET_NULL,
null=True
)
subjects = models.ManyToManyField('subjects.Subject')
subjects = models.ManyToManyField('subjects.SubjectInstance')
@property
def full_name(self):

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
from django.db import migrations, models
@ -15,8 +15,8 @@ class Migration(migrations.Migration):
name='Course',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('name', models.CharField(max_length=64)),
('shortname', models.CharField(max_length=16)),
('name', models.CharField(max_length=64, unique=True)),
('shortname', models.CharField(max_length=16, unique=True)),
],
),
]

View file

@ -1,21 +0,0 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
from django.db import migrations, models
class Migration(migrations.Migration):
initial = True
dependencies = [
('courses', '0001_initial'),
('subjects', '0001_initial'),
]
operations = [
migrations.AddField(
model_name='course',
name='subjects',
field=models.ManyToManyField(related_name='SubjectCourse_course', through='subjects.SubjectCourse', to='subjects.subject'),
),
]

View file

@ -1,23 +0,0 @@
# Generated by Django 4.2.3 on 2023-07-18 10:28
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('courses', '0002_initial'),
]
operations = [
migrations.AlterField(
model_name='course',
name='name',
field=models.CharField(max_length=64, unique=True),
),
migrations.AlterField(
model_name='course',
name='shortname',
field=models.CharField(max_length=16, unique=True),
),
]

View file

@ -9,8 +9,6 @@ from django.db import models
class Course(models.Model):
name = models.CharField(max_length=64, unique=True)
shortname = models.CharField(max_length=16, unique=True)
subjects = models.ManyToManyField(
'subjects.Subject', related_name='SubjectCourse_course', through='subjects.SubjectCourse')
def __str__(self):
return self.name

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
import django.contrib.gis.db.models.fields
from django.db import migrations, models

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
from django.db import migrations, models
@ -15,8 +15,8 @@ class Migration(migrations.Migration):
name='Semester',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('name', models.CharField(max_length=64)),
('shortname', models.CharField(max_length=16)),
('name', models.CharField(max_length=64, unique=True)),
('shortname', models.CharField(max_length=16, unique=True)),
],
),
]

View file

@ -1,23 +0,0 @@
# Generated by Django 4.2.3 on 2023-07-18 10:28
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('semesters', '0001_initial'),
]
operations = [
migrations.AlterField(
model_name='semester',
name='name',
field=models.CharField(max_length=64, unique=True),
),
migrations.AlterField(
model_name='semester',
name='shortname',
field=models.CharField(max_length=16, unique=True),
),
]

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
from django.conf import settings
import django.contrib.gis.db.models.fields
@ -11,8 +11,8 @@ class Migration(migrations.Migration):
initial = True
dependencies = [
('accounts', '0002_initial'),
('landmarks', '0001_initial'),
('accounts', '0002_initial'),
]
operations = [

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
from django.db import migrations, models
import django.db.models.deletion
@ -9,8 +9,8 @@ class Migration(migrations.Migration):
initial = True
dependencies = [
('study_groups', '0001_initial'),
('student_status', '0001_initial'),
('study_groups', '0001_initial'),
('subjects', '0001_initial'),
]

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
import django.contrib.gis.db.models.fields
from django.db import migrations, models

View file

@ -4,7 +4,7 @@ from rest_framework.exceptions import PermissionDenied
from rest_framework.permissions import IsAuthenticated
from .serializers import StudyGroupSerializer
from .models import StudyGroup
from subjects.models import SubjectCourse
from subjects.models import SubjectInstance
# Create your views here.
@ -24,15 +24,16 @@ class StudyGroupListView(generics.ListAPIView):
# Get the user's course
user_course = user.course
print(user_course)
# Get subject ids related to the user's course through SubjectCourse
subject_ids = SubjectCourse.objects.filter(
# Get subject names related to the user's course
subject_names = SubjectInstance.objects.filter(
course=user_course
).values_list('subject', flat=True)
print(subject_ids)
print(subject_names)
# Now fetch the StudyGroups with the subjects from the obtained subject_ids
studygroups = StudyGroup.objects.filter(subject_id__in=subject_ids)
# Now fetch the StudyGroups with the matching subject names
studygroups = StudyGroup.objects.filter(subject_name__in=subject_names)
return studygroups

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
from django.conf import settings
from django.db import migrations, models
@ -10,8 +10,8 @@ class Migration(migrations.Migration):
initial = True
dependencies = [
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
('study_groups', '0001_initial'),
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
]
operations = [

View file

@ -1,12 +1,6 @@
from django.contrib import admin
from .models import Subject, SubjectCourse, SubjectSemester, SubjectYearLevel
from .models import Subject, SubjectCode, SubjectInstance
class SubjectAdmin(admin.ModelAdmin):
filter_horizontal = ['courses']
admin.site.register(Subject, SubjectAdmin)
admin.site.register(SubjectCourse)
admin.site.register(SubjectSemester)
admin.site.register(SubjectYearLevel)
admin.site.register(Subject)
admin.site.register(SubjectInstance)
admin.site.register(SubjectCode)

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
from django.conf import settings
from django.db import migrations, models
@ -10,10 +10,10 @@ class Migration(migrations.Migration):
initial = True
dependencies = [
('semesters', '0001_initial'),
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
('courses', '0001_initial'),
('year_levels', '0001_initial'),
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
('semesters', '0001_initial'),
]
operations = [
@ -21,52 +21,26 @@ class Migration(migrations.Migration):
name='Subject',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('name', models.CharField(max_length=64)),
('code', models.CharField(max_length=16)),
('name', models.CharField(max_length=64, unique=True)),
],
),
migrations.CreateModel(
name='SubjectYearLevel',
name='SubjectCode',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('code', models.CharField(max_length=16, unique=True)),
],
),
migrations.CreateModel(
name='SubjectInstance',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('code', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='subjects.subjectcode')),
('course', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='courses.course')),
('semester', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='semesters.semester')),
('students', models.ManyToManyField(blank=True, to=settings.AUTH_USER_MODEL)),
('subject', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='subjects.subject')),
('year_level', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='year_levels.year_level')),
],
),
migrations.CreateModel(
name='SubjectSemester',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('semester', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='semesters.semester')),
('subject', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='subjects.subject')),
],
),
migrations.CreateModel(
name='SubjectCourse',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('course', models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='courses.course')),
('subject', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='subjects.subject')),
],
),
migrations.AddField(
model_name='subject',
name='courses',
field=models.ManyToManyField(related_name='SubjectCourse_subject', through='subjects.SubjectCourse', to='courses.course'),
),
migrations.AddField(
model_name='subject',
name='semesters',
field=models.ManyToManyField(related_name='SubjectSemester_subject', through='subjects.SubjectSemester', to='semesters.semester'),
),
migrations.AddField(
model_name='subject',
name='students',
field=models.ManyToManyField(to=settings.AUTH_USER_MODEL),
),
migrations.AddField(
model_name='subject',
name='year_levels',
field=models.ManyToManyField(related_name='SubjectYearLevel_subject', through='subjects.SubjectYearLevel', to='year_levels.year_level'),
),
]

View file

@ -1,76 +0,0 @@
# Generated by Django 4.2.3 on 2023-07-18 10:28
from django.conf import settings
from django.db import migrations, models
import django.db.models.deletion
class Migration(migrations.Migration):
dependencies = [
('year_levels', '0002_alter_year_level_name_alter_year_level_shortname'),
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
('courses', '0003_alter_course_name_alter_course_shortname'),
('semesters', '0002_alter_semester_name_alter_semester_shortname'),
('subjects', '0001_initial'),
]
operations = [
migrations.AlterField(
model_name='subject',
name='code',
field=models.CharField(max_length=16, unique=True),
),
migrations.AlterField(
model_name='subject',
name='name',
field=models.CharField(max_length=64, unique=True),
),
migrations.AlterField(
model_name='subject',
name='students',
field=models.ManyToManyField(blank=True, to=settings.AUTH_USER_MODEL),
),
migrations.AlterField(
model_name='subjectcourse',
name='course',
field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='courses.course', to_field='name'),
),
migrations.AlterField(
model_name='subjectcourse',
name='subject',
field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='subjects.subject', to_field='name'),
),
migrations.AlterField(
model_name='subjectsemester',
name='semester',
field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='semesters.semester', to_field='name'),
),
migrations.AlterField(
model_name='subjectsemester',
name='subject',
field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='subjects.subject', to_field='name'),
),
migrations.AlterField(
model_name='subjectyearlevel',
name='subject',
field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='subjects.subject', to_field='name'),
),
migrations.AlterField(
model_name='subjectyearlevel',
name='year_level',
field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='year_levels.year_level', to_field='name'),
),
migrations.AlterUniqueTogether(
name='subjectcourse',
unique_together={('subject', 'course')},
),
migrations.AlterUniqueTogether(
name='subjectsemester',
unique_together={('subject', 'semester')},
),
migrations.AlterUniqueTogether(
name='subjectyearlevel',
unique_together={('subject', 'year_level')},
),
]

View file

@ -1,29 +0,0 @@
# Generated by Django 4.2.3 on 2023-07-19 07:04
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('subjects', '0002_alter_subject_code_alter_subject_name_and_more'),
]
operations = [
migrations.CreateModel(
name='SubjectCode',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('code', models.CharField(max_length=16, unique=True)),
],
),
migrations.RemoveField(
model_name='subject',
name='code',
),
migrations.AddField(
model_name='subject',
name='code',
field=models.ManyToManyField(to='subjects.subjectcode'),
),
]

View file

@ -1,18 +0,0 @@
# Generated by Django 4.2.3 on 2023-07-19 07:09
from django.db import migrations
class Migration(migrations.Migration):
dependencies = [
('subjects', '0003_subjectcode_remove_subject_code_subject_code'),
]
operations = [
migrations.RenameField(
model_name='subject',
old_name='code',
new_name='codes',
),
]

View file

@ -6,29 +6,16 @@ from django.db import models
from django.db.models.signals import post_migrate
from django.dispatch import receiver
from courses.models import Course
from accounts.models import CustomUser
from year_levels.models import Year_Level
from semesters.models import Semester
# Create your models here.
class Subject(models.Model):
name = models.CharField(max_length=64, unique=True)
codes = models.ManyToManyField(
'subjects.SubjectCode')
courses = models.ManyToManyField(
'courses.Course', through='subjects.SubjectCourse', related_name='SubjectCourse_subject')
students = models.ManyToManyField(
'accounts.CustomUser', blank=True)
year_levels = models.ManyToManyField(
'year_levels.Year_Level', through='subjects.SubjectYearLevel', related_name='SubjectYearLevel_subject')
semesters = models.ManyToManyField(
'semesters.Semester', through='subjects.SubjectSemester', related_name='SubjectSemester_subject')
def __str__(self):
code_list = ', '.join(self.codes.values_list('code', flat=True))
return f'{self.name} ({code_list})'
return f'{self.name}'
class SubjectCode(models.Model):
@ -38,46 +25,27 @@ class SubjectCode(models.Model):
return self.code
class SubjectCourse(models.Model):
class SubjectInstance(models.Model):
subject = models.ForeignKey(
'subjects.Subject', on_delete=models.CASCADE, to_field='name')
'subjects.Subject', on_delete=models.CASCADE)
students = models.ManyToManyField(
CustomUser, blank=True)
code = models.ForeignKey(
SubjectCode, on_delete=models.CASCADE)
course = models.ForeignKey(
'courses.Course', on_delete=models.CASCADE, null=True, to_field='name')
def __str__(self):
return f'Subject={self.subject.name}, Course={self.course.name}'
class Meta:
unique_together = [['subject', 'course']]
class SubjectYearLevel(models.Model):
subject = models.ForeignKey(
'subjects.Subject', on_delete=models.CASCADE, to_field='name')
Course, on_delete=models.CASCADE)
year_level = models.ForeignKey(
'year_levels.Year_Level', on_delete=models.CASCADE, to_field='name')
def __str__(self):
return f'Subject={self.subject.name}, Year Level={self.year_level.name}'
class Meta:
unique_together = [['subject', 'year_level']]
class SubjectSemester(models.Model):
subject = models.ForeignKey(
'subjects.Subject', on_delete=models.CASCADE, to_field='name')
Year_Level, on_delete=models.CASCADE)
semester = models.ForeignKey(
'semesters.Semester', on_delete=models.CASCADE, to_field='name')
Semester, on_delete=models.CASCADE)
def __str__(self):
return f'Subject={self.subject.name}, Semester={self.semester.name}'
class Meta:
unique_together = [['subject', 'semester']]
return f'Subject: {self.name}({self.code}) - {self.course.shortname} - {self.year_level} - {self.semester}'
# Create subjects on initial migrate
@receiver(post_migrate)
def populate_subjects(sender, **kwargs):
if sender.name == 'subjects':
@ -130,37 +98,35 @@ def populate_subjects(sender, **kwargs):
semester = Semester.objects.filter(
name=subject_semester).first()
# If subject already exists with relevant info, skip over it
if (Subject.objects.filter(name=subject_name, year_levels=year_level, semesters=semester).exists()):
# print('Duplicate subject')
existing_subjects += 1
continue
# Else if subject exists without relevant info, add relevant info
# If Subject exists
if (Subject.objects.filter(name=subject_name).exists()):
SUBJECT = Subject.objects.filter(name=subject_name
).first()
SUBJECT.courses.add(course)
SUBJECT.year_levels.add(year_level)
SUBJECT.semesters.add(semester)
SUBJECT_CODE = SubjectCode.objects.get_or_create(
code=subject_code)
SUBJECT.codes.add(SUBJECT_CODE[0])
updated_subjects += 1
# If subject instance exists, skip over
if (SubjectInstance.objects.filter(subject__name=subject_name, year_level=year_level, semester=semester).exists()):
# print('Duplicate subject')
existing_subjects += 1
continue
# If no subject instance exists, create one
else:
SUBJECT = Subject.objects.filter(
name=subject_name).first()
SUBJECT_CODE, created = SubjectCode.objects.get_or_create(
code=subject_code)
SUBJECT_INSTANCE = SubjectInstance.objects.get_or_create(
subject=SUBJECT, course=course, year_level=year_level, semester=semester, code=SUBJECT_CODE)
updated_subjects += 1
# If subject does not exist at all, then create new subject
else:
SUBJECT = Subject.objects.get_or_create(
SUBJECT, created = Subject.objects.get_or_create(
name=subject_name,
)
SUBJECT[0].courses.set([course])
SUBJECT[0].year_levels.set([year_level])
SUBJECT[0].semesters.set([semester])
SUBJECT_CODE = SubjectCode.objects.get_or_create(
SUBJECT_CODE, created = SubjectCode.objects.get_or_create(
code=subject_code)
SUBJECT[0].codes.add(SUBJECT_CODE[0])
SUBJECT_INSTANCE = SubjectInstance.objects.get_or_create(
subject=SUBJECT, course=course, year_level=year_level, semester=semester, code=SUBJECT_CODE)
subject_count += 1
# Set the course, year level, and semester of the subject

View file

@ -1,21 +1,29 @@
from rest_framework import serializers
from .models import Subject, SubjectCode
from .models import Subject, SubjectInstance, SubjectCode
from courses.models import Course
from year_levels.models import Year_Level
from semesters.models import Semester
from accounts.models import CustomUser
class SubjectSerializer(serializers.ModelSerializer):
year_levels = serializers.SlugRelatedField(
queryset=Year_Level.objects.all(), many=True, slug_field='name', allow_null=True)
semesters = serializers.SlugRelatedField(
queryset=Semester.objects.all(), many=True, slug_field='name', allow_null=True)
courses = serializers.SlugRelatedField(
queryset=Course.objects.all(), many=True, slug_field='name', allow_null=True)
codes = serializers.SlugRelatedField(
queryset=SubjectCode.objects.all(), many=True, slug_field='code', allow_null=False)
class Meta:
model = Subject
fields = ('id', 'name', 'codes', 'courses', 'year_levels', 'semesters')
fields = '__all__'
class SubjectInstanceSerializer(serializers.ModelSerializer):
subject = serializers.SlugRelatedField(
queryset=SubjectCode.objects.all(), slug_field='name', allow_null=False)
code = serializers.SlugRelatedField(
queryset=SubjectCode.objects.all(), slug_field='code', allow_null=False)
year_level = serializers.SlugRelatedField(
queryset=Year_Level.objects.all(), slug_field='name', allow_null=True)
semester = serializers.SlugRelatedField(
queryset=Semester.objects.all(), slug_field='name', allow_null=True)
course = serializers.SlugRelatedField(
queryset=Course.objects.all(), slug_field='name', allow_null=True)
class Meta:
model = SubjectInstance
fields = ('id', 'subject', 'code', 'course', 'year_level', 'semester')

View file

@ -1,6 +1,6 @@
from rest_framework import generics, viewsets
from .models import Subject
from .serializers import SubjectSerializer
from .models import Subject, SubjectInstance
from .serializers import SubjectSerializer, SubjectInstanceSerializer
from rest_framework.views import APIView
from rest_framework.response import Response
@ -11,30 +11,27 @@ class SubjectListView(generics.ListAPIView):
class SubjectByCourseView(generics.ListAPIView):
queryset = Subject.objects.all()
serializer_class = SubjectSerializer
queryset = SubjectInstance.objects.all()
serializer_class = SubjectInstanceSerializer
def get(self, request, course_slug):
# Retrieve the subjects based on year level and semester slugs
subjects = Subject.objects.filter(
courses__shortname=course_slug).distinct()
# Retrieve the subjects based on course slug
subjects = SubjectInstance.objects.filter(
course__shortname=course_slug)
# Serialize the subjects
serializer = SubjectSerializer(subjects, many=True)
serializer = SubjectInstanceSerializer(subjects, many=True)
return Response(serializer.data)
class SubjectByCourseYearSemesterView(generics.ListAPIView):
queryset = Subject.objects.all()
queryset = SubjectInstance.objects.all()
serializer_class = SubjectSerializer
def get(self, request, course_slug, year_slug, semester_slug):
# Retrieve the subjects based on year level and semester slugs
subjects = Subject.objects.filter(
courses__shortname=course_slug, year_levels__shortname=year_slug, semesters__shortname=semester_slug).distinct()
subjects = SubjectInstance.objects.filter(
course__shortname=course_slug, year_level__shortname=year_slug, semester__shortname=semester_slug)
# Serialize the subjects
serializer = SubjectSerializer(subjects, many=True)
serializer = SubjectInstanceSerializer(subjects, many=True)
return Response(serializer.data)

View file

@ -1,4 +1,4 @@
# Generated by Django 4.2.3 on 2023-07-18 07:43
# Generated by Django 4.2.3 on 2023-07-26 03:53
from django.db import migrations, models
@ -15,8 +15,8 @@ class Migration(migrations.Migration):
name='Year_Level',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('name', models.CharField(max_length=64)),
('shortname', models.CharField(max_length=16)),
('name', models.CharField(max_length=64, unique=True)),
('shortname', models.CharField(max_length=16, unique=True)),
],
),
]

View file

@ -1,23 +0,0 @@
# Generated by Django 4.2.3 on 2023-07-18 10:28
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('year_levels', '0001_initial'),
]
operations = [
migrations.AlterField(
model_name='year_level',
name='name',
field=models.CharField(max_length=64, unique=True),
),
migrations.AlterField(
model_name='year_level',
name='shortname',
field=models.CharField(max_length=16, unique=True),
),
]