Project is done

Dockerfile

@@ -0,0 +1,8 @@
+FROM python:3.9-alpine
+ENV PYTHONUNBUFFERED 1
+
+WORKDIR /app
+COPY requirements.txt .
+RUN pip install -r requirements.txt
+COPY . .
+CMD python manage.py runserver 0.0.0.0:80

myproject/settings.py

@@ -12,6 +12,9 @@
 
 import os
 
+# Defauly AUTO Field
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
 
 # Build paths inside the project like this: os.path.join(BASE_DIR, ...)
 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
@@ -27,8 +30,7 @@
 DEBUG = True
 
 # <HINT> add your cloud host here
-ALLOWED_HOSTS = []
-
+ALLOWED_HOSTS = ['final-cloud-app-with-database-imq6imauja-uc.a.run.app']
 
 # Application definition
 INSTALLED_APPS = [

myproject/urls.py

@@ -20,5 +20,5 @@
 
 urlpatterns = [
     path('admin/', admin.site.urls),
-    path('onlinecourse/', include('onlinecourse.urls')),
+    path('', include('onlinecourse.urls')),
 ] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

onlinecourse/admin.py

@@ -1,30 +1,44 @@
 from django.contrib import admin
-# <HINT> Import any new Models here
-from .models import Course, Lesson, Instructor, Learner
 
-# <HINT> Register QuestionInline and ChoiceInline classes here
+from .models import Course, Lesson, Instructor, Learner, Question, Choice
+
+
+class ChoiceInline(admin.TabularInline):
+    model = Choice
+    extra = 3
 
 
 class LessonInline(admin.StackedInline):
     model = Lesson
     extra = 5
 
 
-# Register your models here.
 class CourseAdmin(admin.ModelAdmin):
     inlines = [LessonInline]
-    list_display = ('name', 'pub_date')
-    list_filter = ['pub_date']
-    search_fields = ['name', 'description']
+    list_display = ("name", "pub_date")
+    list_filter = ["pub_date"]
+    search_fields = ["name", "description"]
 
 
 class LessonAdmin(admin.ModelAdmin):
-    list_display = ['title']
+    list_display = ["title"]
+
+
+class QuestionAdmin(admin.ModelAdmin):
+    list_display = ("question_text", "grade", "course")
+    list_filter = ("course",)
+    search_fields = ("question_text",)
+    inlines = [ChoiceInline]
+
 
+class ChoiceAdmin(admin.ModelAdmin):
+    list_display = ("choice_text", "is_correct")
+    list_filter = ("question",)
 
-# <HINT> Register Question and Choice models here
 
 admin.site.register(Course, CourseAdmin)
 admin.site.register(Lesson, LessonAdmin)
+admin.site.register(Question, QuestionAdmin)
+admin.site.register(Choice, ChoiceAdmin)
 admin.site.register(Instructor)
 admin.site.register(Learner)

onlinecourse/migrations/0001_initial.py

@@ -0,0 +1,108 @@
+# Generated by Django 3.1.3 on 2023-09-01 08:13
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Choice',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('choice_text', models.CharField(default='choice', max_length=200)),
+                ('is_correct', models.BooleanField(default=False)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Course',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(default='online course', max_length=30)),
+                ('image', models.ImageField(upload_to='course_images/')),
+                ('description', models.CharField(max_length=1000)),
+                ('pub_date', models.DateField(null=True)),
+                ('total_enrollment', models.IntegerField(default=0)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Enrollment',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('date_enrolled', models.DateField(default=django.utils.timezone.now)),
+                ('mode', models.CharField(choices=[('audit', 'Audit'), ('honor', 'Honor'), ('BETA', 'BETA')], default='audit', max_length=5)),
+                ('rating', models.FloatField(default=5.0)),
+                ('course', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='onlinecourse.course')),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Submission',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('choices', models.ManyToManyField(to='onlinecourse.Choice')),
+                ('enrollment', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='onlinecourse.enrollment')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Question',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('question_text', models.CharField(default='question', max_length=200)),
+                ('grade', models.IntegerField(default=0)),
+                ('course', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='onlinecourse.course')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Lesson',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(default='title', max_length=200)),
+                ('order', models.IntegerField(default=0)),
+                ('content', models.TextField()),
+                ('course', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='onlinecourse.course')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Learner',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('occupation', models.CharField(choices=[('student', 'Student'), ('developer', 'Developer'), ('data_scientist', 'Data Scientist'), ('dba', 'Database Admin')], default='student', max_length=20)),
+                ('social_link', models.URLField()),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Instructor',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('full_time', models.BooleanField(default=True)),
+                ('total_learners', models.IntegerField()),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='course',
+            name='instructors',
+            field=models.ManyToManyField(to='onlinecourse.Instructor'),
+        ),
+        migrations.AddField(
+            model_name='course',
+            name='users',
+            field=models.ManyToManyField(through='onlinecourse.Enrollment', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='choice',
+            name='question',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='onlinecourse.question'),
+        ),
+    ]

onlinecourse/migrations/0002_auto_20230901_0926.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.1.3 on 2023-09-01 09:26
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('onlinecourse', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='choice',
+            name='choice_text',
+            field=models.CharField(max_length=200),
+        ),
+        migrations.AlterField(
+            model_name='question',
+            name='question_text',
+            field=models.CharField(max_length=200),
+        ),
+    ]

onlinecourse/models.py

@@ -1,5 +1,6 @@
 import sys
 from django.utils.timezone import now
+
 try:
     from django.db import models
 except Exception:
@@ -29,43 +30,38 @@ class Learner(models.Model):
         settings.AUTH_USER_MODEL,
         on_delete=models.CASCADE,
     )
-    STUDENT = 'student'
-    DEVELOPER = 'developer'
-    DATA_SCIENTIST = 'data_scientist'
-    DATABASE_ADMIN = 'dba'
+    STUDENT = "student"
+    DEVELOPER = "developer"
+    DATA_SCIENTIST = "data_scientist"
+    DATABASE_ADMIN = "dba"
     OCCUPATION_CHOICES = [
-        (STUDENT, 'Student'),
-        (DEVELOPER, 'Developer'),
-        (DATA_SCIENTIST, 'Data Scientist'),
-        (DATABASE_ADMIN, 'Database Admin')
+        (STUDENT, "Student"),
+        (DEVELOPER, "Developer"),
+        (DATA_SCIENTIST, "Data Scientist"),
+        (DATABASE_ADMIN, "Database Admin"),
     ]
     occupation = models.CharField(
-        null=False,
-        max_length=20,
-        choices=OCCUPATION_CHOICES,
-        default=STUDENT
+        null=False, max_length=20, choices=OCCUPATION_CHOICES, default=STUDENT
     )
     social_link = models.URLField(max_length=200)
 
     def __str__(self):
-        return self.user.username + "," + \
-               self.occupation
+        return self.user.username + "," + self.occupation
 
 
 # Course model
 class Course(models.Model):
-    name = models.CharField(null=False, max_length=30, default='online course')
-    image = models.ImageField(upload_to='course_images/')
+    name = models.CharField(null=False, max_length=30, default="online course")
+    image = models.ImageField(upload_to="course_images/")
     description = models.CharField(max_length=1000)
     pub_date = models.DateField(null=True)
     instructors = models.ManyToManyField(Instructor)
-    users = models.ManyToManyField(settings.AUTH_USER_MODEL, through='Enrollment')
+    users = models.ManyToManyField(settings.AUTH_USER_MODEL, through="Enrollment")
     total_enrollment = models.IntegerField(default=0)
     is_enrolled = False
 
     def __str__(self):
-        return "Name: " + self.name + "," + \
-               "Description: " + self.description
+        return "Name: " + self.name + "," + "Description: " + self.description
 
 
 # Lesson model
@@ -77,58 +73,43 @@ class Lesson(models.Model):
 
 
 # Enrollment model
-# <HINT> Once a user enrolled a class, an enrollment entry should be created between the user and course
-# And we could use the enrollment to track information such as exam submissions
 class Enrollment(models.Model):
-    AUDIT = 'audit'
-    HONOR = 'honor'
-    BETA = 'BETA'
-    COURSE_MODES = [
-        (AUDIT, 'Audit'),
-        (HONOR, 'Honor'),
-        (BETA, 'BETA')
-    ]
+    AUDIT = "audit"
+    HONOR = "honor"
+    BETA = "BETA"
+    COURSE_MODES = [(AUDIT, "Audit"), (HONOR, "Honor"), (BETA, "BETA")]
     user = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE)
     course = models.ForeignKey(Course, on_delete=models.CASCADE)
     date_enrolled = models.DateField(default=now)
     mode = models.CharField(max_length=5, choices=COURSE_MODES, default=AUDIT)
     rating = models.FloatField(default=5.0)
 
 
-# <HINT> Create a Question Model with:
-    # Used to persist question content for a course
-    # Has a One-To-Many (or Many-To-Many if you want to reuse questions) relationship with course
-    # Has a grade point for each question
-    # Has question content
-    # Other fields and methods you would like to design
-#class Question(models.Model):
-    # Foreign key to lesson
-    # question text
-    # question grade/mark
-
-    # <HINT> A sample model method to calculate if learner get the score of the question
-    #def is_get_score(self, selected_ids):
-    #    all_answers = self.choice_set.filter(is_correct=True).count()
-    #    selected_correct = self.choice_set.filter(is_correct=True, id__in=selected_ids).count()
-    #    if all_answers == selected_correct:
-    #        return True
-    #    else:
-    #        return False
-
-
-#  <HINT> Create a Choice Model with:
-    # Used to persist choice content for a question
-    # One-To-Many (or Many-To-Many if you want to reuse choices) relationship with Question
-    # Choice content
-    # Indicate if this choice of the question is a correct one or not
-    # Other fields and methods you would like to design
-# class Choice(models.Model):
-
-# <HINT> The submission model
-# One enrollment could have multiple submission
-# One submission could have multiple choices
-# One choice could belong to multiple submissions
-#class Submission(models.Model):
-#    enrollment = models.ForeignKey(Enrollment, on_delete=models.CASCADE)
-#    choices = models.ManyToManyField(Choice)
-#    Other fields and methods you would like to design
+# Question model
+class Question(models.Model):
+    course = models.ForeignKey(Course, on_delete=models.CASCADE)
+    question_text = models.CharField(max_length=200)
+    grade = models.IntegerField(default=0)
+
+    def is_get_score(self, selected_ids):
+        all_answers = self.choice_set.filter(is_correct=True).count()
+        selected_correct = self.choice_set.filter(
+            is_correct=True, id__in=selected_ids
+        ).count()
+        if all_answers == selected_correct:
+            return True
+        else:
+            return False
+
+
+# Choice model
+class Choice(models.Model):
+    question = models.ForeignKey(Question, on_delete=models.CASCADE)
+    choice_text = models.CharField(max_length=200)
+    is_correct = models.BooleanField(default=False)
+
+
+# Submission model
+class Submission(models.Model):
+    enrollment = models.ForeignKey(Enrollment, on_delete=models.CASCADE)
+    choices = models.ManyToManyField(Choice)