Add statistics basics

server/assignments/migrations/0004_auto_20190210_2113.py

@@ -0,0 +1,20 @@
+# Generated by Django 2.0.6 on 2019-02-10 21:13
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('assignments', '0003_auto_20181018_0800'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='studentsubmission',
+            name='student',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='submissions', to=settings.AUTH_USER_MODEL),
+        ),
+    ]

server/assignments/models.py

@@ -30,7 +30,7 @@ class StudentSubmission(TimeStampedModel):
     text = models.TextField(blank=True)
     document = models.URLField(blank=True, default='', max_length=255)
     assignment = models.ForeignKey(Assignment, on_delete=models.CASCADE, related_name='submissions')
-    student = models.ForeignKey(get_user_model(), on_delete=models.CASCADE)
+    student = models.ForeignKey(get_user_model(), on_delete=models.CASCADE, related_name='submissions')
     final = models.BooleanField(default=False)
 
     def __str__(self):

server/rooms/migrations/0004_auto_20190210_2125.py

@@ -0,0 +1,19 @@
+# Generated by Django 2.0.6 on 2019-02-10 21:25
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('rooms', '0003_remove_roomentry_subtitle'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='room',
+            name='school_class',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='rooms', to='users.SchoolClass'),
+        ),
+    ]

server/rooms/models.py

@@ -13,7 +13,7 @@ class Room(TitleSlugDescriptionModel):
         verbose_name = 'Raum'
         verbose_name_plural = 'Räume'
 
-    school_class = models.ForeignKey(SchoolClass, blank=False, null=False, on_delete=models.CASCADE)
+    school_class = models.ForeignKey(SchoolClass, blank=False, null=False, on_delete=models.CASCADE, related_name='rooms')
     appearance = models.CharField(blank=True, null=False, max_length=255)
 
     def __str__(self):

server/statistics/templates/statistics.html

@@ -1,84 +1,133 @@
 {% extends "base.html" %}
 
 {% block body %}
-    <h1>Statistics</h1>
+    <h1>Statistiken</h1>
 
     <h2>Ergebnisse</h2>
 
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Total Anzahl erfasste Ergebnisse (nur für Schüler gespeichert)
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {{ private_submissions }}
         </div>
     </div>
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Total Anzahl erfasste Ergebnisse (mit Lehrperson geteilt)
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {{ shared_submissions }}
         </div>
     </div>
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Anzahl erfasste Ergebnisse pro Modul (nur für Schüler gespeichert)
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {% for module in modules %}
+                <h4>
+                    {{ module.title }}
+                </h4>
+                <p>
+                    {{ module.private_submissions }}
+                </p>
+            {% endfor %}
         </div>
     </div>
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Anzahl erfasste Ergebnisse pro Modul (mit Lehrperson geteilt)
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {% for module in modules %}
+                <h4>
+                    {{ module.title }}
+                </h4>
+                <p>
+                    {{ module.shared_submissions }}
+                </p>
+            {% endfor %}
         </div>
     </div>
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Anzahl erfasste Ergebnisse pro Klasse (nur für Schüler gespeichert)
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {% for school_class in classes %}
+                <h4>
+                    {{ school_class.name }}
+                </h4>
+                <p>
+                    {{ school_class.private_submissions }}
+                </p>
+            {% endfor %}
         </div>
     </div>
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Anzahl erfasste Ergebnisse pro Klasse (mit Lehrperson geteilt)
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {% for school_class in classes %}
+                <h4>
+                    {{ school_class.name }}
+                </h4>
+                <p>
+                    {{ school_class.shared_submissions }}
+                </p>
+            {% endfor %}
         </div>
     </div>
 
     <h2>Räume</h2>
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Anzahl erfasste Räume pro Klasse
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {% for school_class in room_classes %}
+                <h4>
+                    {{ school_class.name }}
+                </h4>
+                <p>
+                    {{ school_class.room_count }}
+                </p>
+            {% endfor %}
         </div>
     </div>
 
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Anzahl erfasste Raumeinträge pro Klasse
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {% for school_class in room_entries_classes %}
+                <h4>
+                    {{ school_class.name }}
+                </h4>
+                <p>
+                    {{ school_class.room_entry_count }}
+                </p>
+            {% endfor %}
         </div>
     </div>
 
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Anzahl erfasste Raumeinträge pro Raum
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {% for room in rooms %}
+                <h4>
+                    {{ room.title }}
+                </h4>
+                <p>
+                    {{ room.room_entry_count }}
+                </p>
+            {% endfor %}
         </div>
     </div>
 
@@ -86,25 +135,25 @@
     <h2>Inhaltsblöcke</h2>
 
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Total Anzahl erfasste Inhaltsblöcke
-        </div>
+        </h3>
         <div class="statistic__value">
-            0
+            {{ content_block_count }}
         </div>
     </div>
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Anzahl erfasste Inhaltsblöcke pro Klasse
-        </div>
+        </h3>
         <div class="statistic__value">
             0
         </div>
     </div>
     <div class="statistic">
-        <div class="statistic__description">
+        <h3 class="statistic__description">
             Wieviele Personen haben einen oder mehrere Inhaltsblöcke erfasst?
-        </div>
+        </h3>
         <div class="statistic__value">
             0
         </div>

server/statistics/views.py

@@ -1,13 +1,51 @@
-from django.http import HttpResponse
-import datetime
-
+from django.db.models import Count, Q
 from django.views.generic import TemplateView
 
+from assignments.models import StudentSubmission
+from books.models import Module, ContentBlock
+from rooms.models import Room
+from users.models import SchoolClass
+
 
 class StatisticsView(TemplateView):
     template_name = "statistics.html"
 
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)
-        context['test'] = 'hello'
+
+        private_submissions = StudentSubmission.objects.filter(final=False).count()
+        shared_submissions = StudentSubmission.objects.filter(final=True).count()
+
+        private_submissions_by_module = Count('assignments__submissions',
+                                              filter=Q(assignments__submissions__final=False))
+        shared_submissions_by_module = Count('assignments__submissions', filter=Q(assignments__submissions__final=True))
+
+        modules = Module.objects.values('title').annotate(private_submissions=private_submissions_by_module).annotate(
+            shared_submissions=shared_submissions_by_module)
+
+        private_submissions_by_class = Count('users__submissions', filter=Q(users__submissions__final=False))
+        shared_submissions_by_class = Count('users__submissions', filter=Q(users__submissions__final=True))
+        rooms_by_class = Count('rooms')
+        room_entries_by_class = Count('rooms__room_entries')
+        room_entries_by_room = Count('room_entries')
+
+        classes = SchoolClass.objects.values('name').annotate(
+            private_submissions=private_submissions_by_class).annotate(shared_submissions=shared_submissions_by_class)
+
+        room_classes = SchoolClass.objects.values('name').annotate(room_count=rooms_by_class)
+        room_entries_classes = SchoolClass.objects.values('name').annotate(room_entry_count=room_entries_by_class)
+
+        rooms = Room.objects.values('title').annotate(room_entry_count=room_entries_by_room)
+
+        content_block_count = ContentBlock.objects.count()
+
+        context['private_submissions'] = private_submissions
+        context['shared_submissions'] = shared_submissions
+        context['modules'] = modules
+        context['classes'] = classes
+        context['room_classes'] = room_classes
+        context['room_entries_classes'] = room_entries_classes
+        context['rooms'] = rooms
+        context['content_block_count'] = content_block_count
+
         return context