Solution

cinema/migrations/0002_movie_image.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1 on 2024-12-17 07:38
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("cinema", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="movie",
+            name="image",
+            field=models.ImageField(blank=True, null=True, upload_to="uploads/movies/"),
+        ),
+    ]

cinema/migrations/0003_alter_movie_duration.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1 on 2024-12-17 06:02
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("cinema", "0002_movie_image"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="movie",
+            name="duration",
+            field=models.IntegerField(default=90),
+        ),
+    ]

cinema/models.py

@@ -1,6 +1,12 @@
+import uuid
+from pathlib import Path
+
 from django.core.exceptions import ValidationError
 from django.db import models
 from django.conf import settings
+from django.utils.text import slugify
+from django.utils import timezone
+from datetime import datetime
 
 
 class CinemaHall(models.Model):
@@ -38,16 +44,24 @@ def full_name(self):
 class Movie(models.Model):
     title = models.CharField(max_length=255)
     description = models.TextField()
-    duration = models.IntegerField()
+    duration = models.IntegerField(default=90)
     genres = models.ManyToManyField(Genre)
     actors = models.ManyToManyField(Actor)
+    image = models.ImageField(upload_to="uploads/movies/", blank=True)
 
     class Meta:
         ordering = ["title"]
 
     def __str__(self):
         return self.title
 
+    def rename_image_and_save(self, *args, **kwargs):
+        if self.image:
+            ext = Path(self.image.name).suffix
+            unique_id = uuid.uuid4()
+            self.image.name = f"{slugify(self.title)}-{unique_id}{ext}"
+        super().save(*args, **kwargs)
+
 
 class MovieSession(models.Model):
     show_time = models.DateTimeField()
@@ -57,15 +71,22 @@ class MovieSession(models.Model):
     class Meta:
         ordering = ["-show_time"]
 
+    def save(self, *args, **kwargs):
+        if isinstance(self.show_time, str):
+            self.show_time =\
+                datetime.strptime(self.show_time, "%Y-%m-%d %H:%M:%S")
+        if timezone.is_naive(self.show_time):
+            self.show_time = timezone.make_aware(self.show_time)
+        super().save(*args, **kwargs)
+
     def __str__(self):
         return self.movie.title + " " + str(self.show_time)
 
 
 class Order(models.Model):
     created_at = models.DateTimeField(auto_now_add=True)
-    user = models.ForeignKey(
-        settings.AUTH_USER_MODEL, on_delete=models.CASCADE
-    )
+    user = models.ForeignKey(settings.AUTH_USER_MODEL,
+                             on_delete=models.CASCADE)
 
     def __str__(self):
         return str(self.created_at)
@@ -78,9 +99,8 @@ class Ticket(models.Model):
     movie_session = models.ForeignKey(
         MovieSession, on_delete=models.CASCADE, related_name="tickets"
     )
-    order = models.ForeignKey(
-        Order, on_delete=models.CASCADE, related_name="tickets"
-    )
+    order = models.ForeignKey(Order, on_delete=models.CASCADE,
+                              related_name="tickets")
     row = models.IntegerField()
     seat = models.IntegerField()
 
@@ -123,7 +143,8 @@ def save(
 
     def __str__(self):
         return (
-            f"{str(self.movie_session)} (row: {self.row}, seat: {self.seat})"
+            f"{str(self.movie_session)} "
+            f"(row: {self.row}, seat: {self.seat})"
         )
 
     class Meta:

cinema/serializers.py

@@ -33,13 +33,20 @@ class Meta:
 class MovieSerializer(serializers.ModelSerializer):
     class Meta:
         model = Movie
-        fields = ("id", "title", "description", "duration", "genres", "actors")
+        fields = (
+            "id",
+            "title",
+            "description",
+            "duration",
+            "genres",
+            "actors",
+            "image",
+        )
 
 
 class MovieListSerializer(MovieSerializer):
-    genres = serializers.SlugRelatedField(
-        many=True, read_only=True, slug_field="name"
-    )
+    genres = serializers.SlugRelatedField(many=True, read_only=True,
+                                          slug_field="name")
     actors = serializers.SlugRelatedField(
         many=True, read_only=True, slug_field="full_name"
     )
@@ -51,7 +58,14 @@ class MovieDetailSerializer(MovieSerializer):
 
     class Meta:
         model = Movie
-        fields = ("id", "title", "description", "duration", "genres", "actors")
+        fields = ("id", "title", "description", "duration",
+                  "genres", "actors", "image")
+
+
+class MovieImageUploadSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Movie
+        fields = ["id", "image"]
 
 
 class MovieSessionSerializer(serializers.ModelSerializer):
@@ -62,9 +76,9 @@ class Meta:
 
 class MovieSessionListSerializer(MovieSessionSerializer):
     movie_title = serializers.CharField(source="movie.title", read_only=True)
-    cinema_hall_name = serializers.CharField(
-        source="cinema_hall.name", read_only=True
-    )
+    movie_image = serializers.ImageField(source="movie.image", read_only=True)
+    cinema_hall_name = serializers.CharField(source="cinema_hall.name",
+                                             read_only=True)
     cinema_hall_capacity = serializers.IntegerField(
         source="cinema_hall.capacity", read_only=True
     )
@@ -76,6 +90,7 @@ class Meta:
             "id",
             "show_time",
             "movie_title",
+            "movie_image",
             "cinema_hall_name",
             "cinema_hall_capacity",
             "tickets_available",
@@ -85,9 +100,8 @@ class Meta:
 class TicketSerializer(serializers.ModelSerializer):
     def validate(self, attrs):
         data = super(TicketSerializer, self).validate(attrs=attrs)
-        Ticket.validate_ticket(
-            attrs["row"], attrs["seat"], attrs["movie_session"]
-        )
+        Ticket.validate_ticket(attrs["row"], attrs["seat"],
+                               attrs["movie_session"])
         return data
 
     class Meta:
@@ -106,11 +120,10 @@ class Meta:
 
 
 class MovieSessionDetailSerializer(MovieSessionSerializer):
-    movie = MovieListSerializer(many=False, read_only=True)
+    movie = MovieDetailSerializer(many=False, read_only=True)
     cinema_hall = CinemaHallSerializer(many=False, read_only=True)
-    taken_places = TicketSeatsSerializer(
-        source="tickets", many=True, read_only=True
-    )
+    taken_places = TicketSeatsSerializer(source="tickets", many=True,
+                                         read_only=True)
 
     class Meta:
         model = MovieSession

cinema/tests/test_movie_api.py

@@ -43,9 +43,7 @@ def sample_actor(**params):
 
 
 def sample_movie_session(**params):
-    cinema_hall = CinemaHall.objects.create(
-        name="Blue", rows=20, seats_in_row=20
-    )
+    cinema_hall = CinemaHall.objects.create(name="Blue", rows=20, seats_in_row=20)
 
     defaults = {
         "show_time": "2022-06-02 14:00:00",

cinema/urls.py

@@ -1,13 +1,13 @@
 from django.urls import path, include
 from rest_framework import routers
-
 from cinema.views import (
     GenreViewSet,
     ActorViewSet,
     CinemaHallViewSet,
     MovieViewSet,
     MovieSessionViewSet,
     OrderViewSet,
+    MovieImageUploadView,
 )
 
 router = routers.DefaultRouter()
@@ -18,6 +18,13 @@
 router.register("movie_sessions", MovieSessionViewSet)
 router.register("orders", OrderViewSet)
 
-urlpatterns = [path("", include(router.urls))]
+urlpatterns = [
+    path("", include(router.urls)),
+    path(
+        "movies/<int:pk>/upload-image/",
+        MovieImageUploadView.as_view(),
+        name="movie-upload-image",
+    ),
+]
 
 app_name = "cinema"

cinema/views.py

@@ -1,5 +1,11 @@
 from datetime import datetime
 
+from rest_framework.views import APIView
+from rest_framework.response import Response
+from rest_framework.parsers import MultiPartParser, FormParser
+from rest_framework import status
+from django.shortcuts import get_object_or_404
+
 from django.db.models import F, Count
 from rest_framework import viewsets, mixins
 from rest_framework.authentication import TokenAuthentication
@@ -8,6 +14,7 @@
 from rest_framework.viewsets import GenericViewSet, ReadOnlyModelViewSet
 
 from cinema.models import Genre, Actor, CinemaHall, Movie, MovieSession, Order
+from .serializers import MovieImageUploadSerializer
 from cinema.permissions import IsAdminOrIfAuthenticatedReadOnly
 
 from cinema.serializers import (
@@ -103,6 +110,10 @@ def get_serializer_class(self):
 
         return MovieSerializer
 
+    def perform_create(self, serializer):
+        """Ensure the image field is not set during movie creation"""
+        serializer.save(image=None)
+
 
 class MovieSessionViewSet(viewsets.ModelViewSet):
     queryset = (
@@ -173,3 +184,17 @@ def get_serializer_class(self):
 
     def perform_create(self, serializer):
         serializer.save(user=self.request.user)
+
+
+class MovieImageUploadView(APIView):
+    parser_classes = [MultiPartParser, FormParser]
+
+    def post(self, request, pk, *args, **kwargs):
+        movie = get_object_or_404(Movie, pk=pk)
+        serializer = MovieImageUploadSerializer(movie,
+                                                data=request.data,
+                                                partial=True)
+        if serializer.is_valid():
+            serializer.save()
+            return Response(serializer.data, status=status.HTTP_200_OK)
+        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)

cinema_service/settings.py

@@ -20,9 +20,8 @@
 # See https://docs.djangoproject.com/en/4.0/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = (
+SECRET_KEY =\
     "django-insecure-6vubhk2$++agnctay_4pxy_8cq)mosmn(*-#2b^v4cgsh-^!i3"
-)
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
@@ -102,15 +101,15 @@
     },
     {
         "NAME": "django.contrib.auth.password_validation."
-        "MinimumLengthValidator",
+                "MinimumLengthValidator",
     },
     {
         "NAME": "django.contrib.auth.password_validation."
-        "CommonPasswordValidator",
+                "CommonPasswordValidator",
     },
     {
         "NAME": "django.contrib.auth.password_validation."
-        "NumericPasswordValidator",
+                "NumericPasswordValidator",
     },
 ]
 
@@ -121,11 +120,11 @@
 
 LANGUAGE_CODE = "en-us"
 
-TIME_ZONE = "UTC"
+TIME_ZONE = "Europe/Kiev"
 
 USE_I18N = True
 
-USE_TZ = False
+USE_TZ = True
 
 
 # Static files (CSS, JavaScript, Images)

requirements.txt

@@ -1,7 +1,22 @@
-django==4.1
+asgiref==3.8.1
+black==24.10.0
+click==8.1.7
+colorama==0.4.6
+Django==4.1
+django-debug-toolbar==3.2.4
+djangorestframework==3.13.1
 flake8==5.0.4
 flake8-quotes==3.3.1
 flake8-variables-names==0.0.5
+mccabe==0.7.0
+mypy-extensions==1.0.0
+packaging==24.2
+pathspec==0.12.1
 pep8-naming==0.13.2
-django-debug-toolbar==3.2.4
-djangorestframework==3.13.1
+pillow==11.0.0
+platformdirs==4.3.6
+pycodestyle==2.9.1
+pyflakes==2.5.0
+pytz==2024.2
+sqlparse==0.5.3
+tzdata==2024.2