advertisement

apps/advertisement/migrations/0009_auto_20200121_1027.py

@@ -0,0 +1,29 @@
+# Generated by Django 2.2.7 on 2020-01-21 10:27
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('advertisement', '0008_auto_20191116_1135'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='advertisement',
+            name='duration',
+            field=models.FloatField(default=1.0, validators=[django.core.validators.MinValueValidator(0.01)], verbose_name='display duration in seconds'),
+        ),
+        migrations.AddField(
+            model_name='advertisement',
+            name='frequency_percentage',
+            field=models.FloatField(default=100, validators=[django.core.validators.MinValueValidator(0), django.core.validators.MaxValueValidator(100)], verbose_name='Probability to show'),
+        ),
+        migrations.AddField(
+            model_name='advertisement',
+            name='views_count',
+            field=models.IntegerField(default=0, verbose_name='How many times shown'),
+        ),
+    ]

apps/advertisement/models.py

@@ -2,9 +2,11 @@
 import uuid
 
 from django.db import models
+from django.core.validators import MinValueValidator, MaxValueValidator
 from django.utils import timezone
 from django.utils.translation import gettext_lazy as _
 
+from location.models import Country
 from main.models import Page
 from translation.models import Language
 from utils.models import ProjectBaseMixin, ImageMixin, PlatformMixin, URLImageMixin
@@ -54,7 +56,11 @@ class Advertisement(ProjectBaseMixin):
                                   null=True,
                                   related_name='advertisements',
                                   verbose_name=_('page type'))
-
+    duration = models.FloatField(default=1.0, verbose_name=_('display duration in seconds'),
+                                 validators=[MinValueValidator(0.01)])
+    frequency_percentage = models.FloatField(validators=[MinValueValidator(0), MaxValueValidator(100)], default=100,
+                                             verbose_name=_('Probability to show'))
+    views_count = models.IntegerField(default=0, verbose_name=_('How many times shown'))
     objects = AdvertisementQuerySet.as_manager()
 
     class Meta:

apps/advertisement/serializers/mobile.py

@@ -12,4 +12,6 @@ class AdvertisementPageTypeMobileListSerializer(AdvertisementSerializer):
         """Meta class."""
         fields = AdvertisementSerializer.Meta.fields + [
             'pages',
+            'duration',
+            'views_count',
         ]

apps/advertisement/views/mobile.py

@@ -1,4 +1,7 @@
 """Mobile views for app advertisement"""
+import random
+
+from django.db.models import F
 from advertisement.serializers import AdvertisementPageTypeMobileListSerializer
 from .common import AdvertisementPageTypeListView
 
@@ -7,3 +10,10 @@ class AdvertisementPageTypeMobileListView(AdvertisementPageTypeListView):
     """Advertisement mobile list view."""
 
     serializer_class = AdvertisementPageTypeMobileListSerializer
+
+    def get_queryset(self):
+        percentage = random.randrange(0, 100)
+        qs = super().get_queryset().exclude(frequency_percentage__lte=percentage)
+        qs.update(views_count=F('views_count') + 1)
+        return qs
+