search user

course/models.py

@@ -17,8 +17,8 @@ def __str__(self):
 
 class Course(models.Model):
   host = models.ForeignKey(User, on_delete=models.CASCADE, null=True)
-  user = models.ManyToManyField(User, related_name='user_course', blank=True)
-  topic = models.ForeignKey(Topic, on_delete=models.CASCADE, null=False)
+  user = models.ManyToManyField(User, related_name='course_user', blank=True)
+  topic = models.ForeignKey(Topic, on_delete=models.CASCADE, null=False, related_name='course_topic')
 
   max_user_num = models.IntegerField(null=True)
   name = models.CharField(unique=True, max_length=200, null=False)
@@ -33,7 +33,7 @@ class Content(models.Model):
   name = models.CharField(max_length=200, null=False)
   body = models.TextField(null=False)
   files = models.ForeignKey(File, on_delete=models.CASCADE, null=True)
-  course = models.ForeignKey(Course, on_delete=models.CASCADE, null=False)
+  course = models.ForeignKey(Course, on_delete=models.CASCADE, null=False, related_name='content_course')
 
   def __str__(self):
     return self.name

course/templates/course-each.html

@@ -24,45 +24,17 @@ <h3>{{ course.name }} </h3>
       </div>
     </article>
 
-    <!-- create content -->
-
-    <button class="btn btn-outline-primary m-3" id="add-content-btn" onclick="myFunction()">Add Content</button>
-    <article id="course-each-content-add" style="display:none;"">  
-      <form method="POST" action="" class="m-3" name="add" id="course-each-content-form" >
-        {% csrf_token %}
-        <input type="hidden" name="add" value="post">
-        <div class="mb-3">
-          <label class="form-label">Name of Content</label>
-          <input type="text" class="form-control" id="content-name" name="name" required>
-        </div>
-
-        <div class="mb-3">
-          <label class="form-label">Body of Content</label>
-          <textarea class="form-control" id="content-body" name="body" required></textarea>
-        </div>
-
-        <div class="mb-3" id="course-each-content-add-file-div">
-          <label class="form-label">File of Content</label>
-          <input type="file" class="form-control" id="content-file" name="file" required>
-        </div>
-
-        <button class="btn btn-primary" id="course-each-content-add-button" onclick="course_each_content_add_button()">
-          Add More Files ?</button><hr>
-        <button type="submit" class="btn btn-primary" >Save</button><hr>
-      </form>
-    </article>
-
     <!-- content of course -->
 
     <article class="m-3">
       <h3>Contents of Course</h3><hr>
       {% for content in contents %}
-        {% if content.course.id is course.id %}
+
           <div class="for-loop mb-3">
             <label class="form-label" id="list-item-{{ content.id }}">{{ content.name }}</label>
             <p class="form-control">{{ content.body }}</p>
           </div>
-        {% endif %}
+
       {% endfor %}
       <div class="mb-3" id="course-each-content-div">
 
@@ -107,75 +79,4 @@ <h1 class="modal-title fs-5" id="exampleModalLabel">Modal title</h1>
 
 </section>
 
-<script type="text/javascript">
-
-    $(document).on('submit', '#course-each-content-form', function(e) {
-      e.preventDefault();
-      $.ajax({
-        type: 'POST',
-        url: "{% url 'course-each' course.id %}",
-        data: {
-          name: $('#content-name').val(),
-          body: $('#content-body').val(),
-          csrfmiddlewaretoken: $('input[name=csrfmiddlewaretoken]').val()
-        },
-        success: function(data){
-          var content_result_label = document.createElement('label');
-          content_result_label.innerHTML = data.name;
-          content_result_label.className = 'form-label';
-
-          var content_result_p = document.createElement('p');
-          content_result_p.innerHTML = data.body;
-          content_result_p.className = 'form-control';
-
-          content_result_div = document.getElementById('course-each-content-div');
-          content_result_div.append(content_result_label, content_result_p);
-          alert('Content has been created !');
-        } 
-      });
-    });
-
-    function myFunction() {
-      var course_each_add_btn = document.getElementById("course-each-content-add");
-      let add_content_btn = document.getElementById('add-content-btn');
-      if (course_each_add_btn.style.display === "none") {
-        course_each_add_btn.style.display = "block";
-        add_content_btn.innerHTML = "Remove content";
-        add_content_btn.className = "btn btn-outline-danger m-3";
-      } else {
-        course_each_add_btn.style.display = "none";
-        add_content_btn.innerHTML = "Add Content";
-        add_content_btn.className = "btn btn-outline-primary m-3";
-      }
-    }
-
-    function course_each_content_add_button() {
-      content_files_div = document.getElementById("course-each-content-add-file-div");
-      content_files_space = document.createElement('br');
-      content_files_delete = document.createElement('button');
-      content_files_delete.innerHTML = 'remove';
-      content_files_delete.className = 'btn btn-danger';
-
-      var content_files = document.createElement('input');
-      content_files.className = 'form-control';
-      content_files.type = 'file';
-      content_files_div.append(content_files_space, content_files, content_files_delete);
-    }
-
-    const tx = document.getElementsByTagName("textarea");
-    for (let i = 0; i < tx.length; i++) {
-      tx[i].setAttribute("style", "height:" + (tx[i].scrollHeight) + "px;overflow-y:hidden;");
-      tx[i].addEventListener("input", OnInput, false);
-    }
-
-    function OnInput() {
-      this.style.height = 0;
-      this.style.height = (this.scrollHeight) + "px";
-    }
-
-
-</script>
-
-
-
 {% endblock %}

course/views.py

@@ -3,6 +3,7 @@
 from django.contrib.auth import authenticate, login, logout
 from django.contrib import messages
 from django.http import HttpResponse, JsonResponse
+from django.shortcuts import get_object_or_404
 
 from django.db import IntegrityError
 
@@ -64,22 +65,13 @@ def course(request):
     return render(request, 'course.html', context)
 
 def courseEach(request, pk):
-  course = Course.objects.get(id=pk)
-  is_ajax = request.headers.get('X-Requested-With') == 'XMLHttpRequest'
+  course = get_object_or_404(Course, id=pk)
 
-  if request.method == 'POST' and is_ajax:
-    if request.POST.get('add') == 'post':
-      name = request.POST.get('name')
-      body = request.POST.get('body')
-      content = Content.objects.create(name=name, body=body, course=course)
-
-      return JsonResponse({'name': content.name, 'body': content.body})
-
-    elif request.POST.get('delete') == 'post':
-      course.delete()
-      return render('course')
+  if request.method == 'POST':
+    course.delete()
+    return redirect('course')
 
-  contents = Content.objects.filter(course=course)
+  contents = Content.objects.select_related('course').filter(course=course)
 
   if contents:
     context = {'course': course, 'contents':contents}
@@ -141,7 +133,7 @@ def courseEachEdit(request, pk):
 
 def topic(request, pk):
   topic = Topic.objects.get(id=pk)
-  courses = Course.objects.filter(topic=topic)
+  courses = Course.objects.select_related('topic').filter(topic=topic)
 
   context = {'courses':courses }
 

learning/settings.py

@@ -38,6 +38,7 @@
     'django.contrib.messages',
     'django.contrib.staticfiles',
     'dynamic_breadcrumbs',
+    'debug_toolbar',
 
     'base',
     'course',
@@ -52,6 +53,8 @@
 ]
 
 MIDDLEWARE = [
+    "debug_toolbar.middleware.DebugToolbarMiddleware",
+
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.middleware.common.CommonMiddleware',
@@ -161,3 +164,9 @@
 # https://docs.djangoproject.com/en/4.1/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
+INTERNAL_IPS = [
+    # ...
+    "127.0.0.1",
+    # ...
+]

learning/urls.py

@@ -7,4 +7,6 @@
     path('user/', include('user.urls')),
     path('course/', include('course.urls')),
     path('quiz/', include('quiz.urls')),
+
+    path("__debug__/", include("debug_toolbar.urls")),
 ]

quiz/models.py

@@ -4,7 +4,7 @@
 # Create your models here.
 
 class Quiz(models.Model):
-    host = models.ForeignKey(User, on_delete=models.CASCADE)
+    host = models.ForeignKey(User, on_delete=models.CASCADE, related_name='quiz_host')
     name = models.CharField(max_length=200, null=False)
     duration = models.TimeField(help_text="duration of the quiz in minutes", null=True)
     required_score = models.IntegerField(help_text="required score in %", null=True)
@@ -20,7 +20,7 @@ def get_questions(self):
 
 class Question(models.Model):
     body = models.CharField(max_length=200, null=False)
-    quiz = models.ForeignKey(Quiz, on_delete=models.CASCADE, null=False)
+    quiz = models.ForeignKey(Quiz, on_delete=models.CASCADE, null=False, related_name='question_quiz')
 
     def __str__(self):
         return self.body
@@ -52,7 +52,7 @@ def __str__(self):
         return str(self.pk)
 
 class Average_score(models.Model):
-    quiz = models.ForeignKey(Quiz, on_delete=models.CASCADE, null=True)
+    quiz = models.ForeignKey(Quiz, on_delete=models.CASCADE, null=True, related_name='average_score_quiz')
     question = models.ForeignKey(Question, on_delete=models.CASCADE, null=True)
     user = models.ForeignKey(User, on_delete=models.CASCADE, null=True)
     score = models.FloatField()

quiz/templates/quiz-result.html

@@ -21,12 +21,7 @@ <h3>{{ quiz.name }}</h3>
         {% for question in questions %}
           <label class="form-label">Question {{ forloop.counter }}</label>
           <p class="form-control">{{ question.body }}</p>
-          <ul>
-<<<<<<< HEAD
-
-=======
-
->>>>>>> caa0b52649785fab49779a81dc05ef3b88dac8df
+          <ul>  
             {% for answer, sel_answer in answers.items %}
               {% if answer.question == question %}
                 {% if sel_answer.correct %}
@@ -37,10 +32,11 @@ <h3>{{ quiz.name }}</h3>
               {% endif %}
             {% endfor %}
 
+            <label class="form-label">Correct Answer</label>
+
             {% for answer, sel_answer in answers.items %}
               {% if answer.question == question %}
                 {% if answer.correct %}
-                  <label class="form-label">Correct Answer</label>
                   <p class="form-control btn btn-success">{{ answer.body }} {{ answer.correct }} / {{ sel_answer.correct }} </p>
                   {{ break }}
                 {% endif %}
@@ -87,16 +83,8 @@ <h4>Attempt: {{ forloop.revcounter }}</h4>
 
       {% endfor %}
     </div>
-    <div id="1">
 
     </div>
   </section>
 
-  <script>
-
-    // div = document.getElementById('1');
-    // div.innerHTML = sessionStorage.getItem('quiz-each-form');
-
-  </script>
-
 {% endblock %}

quiz/views.py

@@ -18,7 +18,7 @@ def quiz(request):
         quiz_id = Quiz.objects.get(pk=request.POST.get('quiz-id'))
         quiz_id.delete()
 
-    count = Quiz.objects.annotate(child_count = models.Count('question')).order_by('-id')
+    count = Quiz.objects.annotate(child_count = models.Count('question_quiz')).order_by('-id')
 
     context = {'quizs': count}
     return render(request, 'quiz.html', context)
@@ -73,7 +73,7 @@ def quizEach(request, pk):
 
     for question in questions:
         count = 0
-        for a in Answer.objects.filter(question=question):
+        for a in Answer.objects.filter(question=question).select_related('question'):
             answers.append(a)
             if a.correct is True:
                 count += 1
@@ -108,7 +108,11 @@ def quizEach(request, pk):
                 temp_quiz.pop(0)
                 temp_answers.pop(0)
 
-            result += count / answers_correct_num[0]
+            try:
+                result += count / answers_correct_num[0]
+            except ZeroDivisionError:
+                return redirect('quiz-each', quiz.id)
+
             answers_correct_num.pop(0)
 
         result = (result / length_answers) * 100
@@ -127,7 +131,7 @@ def quizEdit(request, pk):
     answers = []
 
     for question in questions:
-        for a in Answer.objects.filter(question=question):
+        for a in Answer.objects.filter(question=question).select_related('question'):
             answers.append(a)
 
     if request.method == "POST":
@@ -147,6 +151,7 @@ def quizEdit(request, pk):
         for question in questions:
             question_body = request.POST.get('question-body-' + str(question.id))
             question.body = question_body
+
             for answer in answers:
                 if answer.question.id == question.id:
                     answer_body = request.POST.get('answer-body-' + str(question.id) + '-' + str(answer.id))
@@ -169,19 +174,18 @@ def quizEdit(request, pk):
 
 @login_required(login_url='login')
 def quizResult(request, pk):
-    result = Result.objects.filter(quiz=pk).last
-    results = Result.objects.filter(quiz=pk).order_by('-id')
     quiz = Quiz.objects.get(id=pk)
-    questions = Question.objects.filter(quiz=quiz)
+    result = Result.objects.select_related('quiz').filter(quiz=quiz).last
+    results = Result.objects.select_related('quiz').filter(quiz=quiz).order_by('-id')
+    questions = Question.objects.select_related('quiz').filter(quiz=quiz)
     answers = []
     selected_answers = []
-
 
     for question in questions:
-        for a in Answer.objects.filter(question=question):
+        for a in Answer.objects.filter(question=question).select_related('question'):
             answers.append(a)
             try:
-                selected_answers.append(Selected_Answer.objects.filter(answer=a).last)
+                selected_answers.append(Selected_Answer.objects.select_related('answer').filter(answer=a).last)
                 # Selected_Answer.objects.get(answer=a).delete()
             except ObjectDoesNotExist:
                 ...