diff --git a/cinema/migrations/0002_actor_cinemahall_genre_alter_movie_duration_and_more.py b/cinema/migrations/0002_actor_cinemahall_genre_alter_movie_duration_and_more.py new file mode 100644 index 000000000..6b7e664d4 --- /dev/null +++ b/cinema/migrations/0002_actor_cinemahall_genre_alter_movie_duration_and_more.py @@ -0,0 +1,76 @@ +# Generated by Django 4.1 on 2024-09-29 22:30 + +from django.db import migrations, models + + +class Migration(migrations.Migration): + + dependencies = [ + ("cinema", "0001_initial"), + ] + + operations = [ + migrations.CreateModel( + name="Actor", + fields=[ + ( + "id", + models.BigAutoField( + auto_created=True, + primary_key=True, + serialize=False, + verbose_name="ID", + ), + ), + ("first_name", models.CharField(max_length=63)), + ("last_name", models.CharField(max_length=63)), + ], + ), + migrations.CreateModel( + name="CinemaHall", + fields=[ + ( + "id", + models.BigAutoField( + auto_created=True, + primary_key=True, + serialize=False, + verbose_name="ID", + ), + ), + ("name", models.CharField(max_length=255)), + ("rows", models.PositiveIntegerField()), + ("seats_in_row", models.PositiveIntegerField()), + ], + ), + migrations.CreateModel( + name="Genre", + fields=[ + ( + "id", + models.BigAutoField( + auto_created=True, + primary_key=True, + serialize=False, + verbose_name="ID", + ), + ), + ("name", models.CharField(max_length=255)), + ], + ), + migrations.AlterField( + model_name="movie", + name="duration", + field=models.PositiveIntegerField(), + ), + migrations.AddField( + model_name="movie", + name="actors", + field=models.ManyToManyField(related_name="movies", to="cinema.actor"), + ), + migrations.AddField( + model_name="movie", + name="genres", + field=models.ManyToManyField(related_name="movies", to="cinema.genre"), + ), + ] diff --git a/cinema/models.py b/cinema/models.py index cc477513f..cfe26ee16 100644 --- a/cinema/models.py +++ b/cinema/models.py @@ -1,10 +1,36 @@ from django.db import models +class Actor(models.Model): + first_name = models.CharField(max_length=63) + last_name = models.CharField(max_length=63) + + def __str__(self): + return f"{self.first_name} {self.last_name}" + + +class Genre(models.Model): + name = models.CharField(max_length=255) + + def __str__(self): + return self.name + + +class CinemaHall(models.Model): + name = models.CharField(max_length=255) + rows = models.PositiveIntegerField() + seats_in_row = models.PositiveIntegerField() + + def __str__(self): + return self.name + + class Movie(models.Model): title = models.CharField(max_length=255) description = models.TextField() - duration = models.IntegerField() + duration = models.PositiveIntegerField() + actors = models.ManyToManyField(Actor, related_name="movies") + genres = models.ManyToManyField(Genre, related_name="movies") def __str__(self): return self.title diff --git a/cinema/serializers.py b/cinema/serializers.py index 050db5771..44f135610 100644 --- a/cinema/serializers.py +++ b/cinema/serializers.py @@ -1,6 +1,6 @@ from rest_framework import serializers -from cinema.models import Movie +from cinema.models import Movie, Genre, Actor, CinemaHall class MovieSerializer(serializers.Serializer): @@ -22,3 +22,54 @@ def update(self, instance, validated_data): instance.save() return instance + + +class GenreSerializer(serializers.Serializer): + id = serializers.IntegerField(read_only=True) + name = serializers.CharField(max_length=255) + + def create(self, validated_data): + return Genre.objects.create(**validated_data) + + def update(self, instance, validated_data): + instance.name = validated_data.get("name", instance.name) + instance.save() + return instance + + +class ActorSerializer(serializers.Serializer): + id = serializers.IntegerField(read_only=True) + first_name = serializers.CharField(max_length=63) + last_name = serializers.CharField(max_length=63) + + def create(self, validated_data): + return Actor.objects.create(**validated_data) + + def update(self, instance, validated_data): + instance.first_name = validated_data.get( + "first_name", instance.first_name + ) + instance.last_name = validated_data.get( + "last_name", instance.last_name + ) + instance.save() + return instance + + +class CinemaHallSerializer(serializers.Serializer): + id = serializers.IntegerField(read_only=True) + name = serializers.CharField(max_length=255) + rows = serializers.IntegerField() + seats_in_row = serializers.IntegerField() + + def create(self, validated_data): + return CinemaHall.objects.create(**validated_data) + + def update(self, instance, validated_data): + instance.name = validated_data.get("name", instance.name) + instance.rows = validated_data.get("rows", instance.rows) + instance.seats_in_row = validated_data.get( + "seats_in_row", instance.seats_in_row + ) + instance.save() + return instance diff --git a/cinema/urls.py b/cinema/urls.py index 1ae7d5cb0..8a83a260c 100644 --- a/cinema/urls.py +++ b/cinema/urls.py @@ -1,10 +1,25 @@ -from django.urls import path +from django.urls import path, include +from rest_framework.routers import DefaultRouter -from cinema.views import movie_list, movie_detail +from cinema.views import ( + GenreList, + GenreDetail, + ActorList, + ActorDetail, + MovieViewSet, + CinemaHallViewSet +) + +router = DefaultRouter() +router.register(r"movies", MovieViewSet) +router.register(r"cinema_halls", CinemaHallViewSet) urlpatterns = [ - path("movies/", movie_list, name="movie-list"), - path("movies//", movie_detail, name="movie-detail"), + path("genres/", GenreList.as_view(), name="genre-list"), + path("genres//", GenreDetail.as_view(), name="genre-detail"), + path("actors/", ActorList.as_view(), name="actor-list"), + path("actors//", ActorDetail.as_view(), name="actor-detail"), + path("", include(router.urls)), ] app_name = "cinema" diff --git a/cinema/views.py b/cinema/views.py index 78ba8a79c..1bab25184 100644 --- a/cinema/views.py +++ b/cinema/views.py @@ -1,45 +1,107 @@ -from rest_framework.decorators import api_view +from django.shortcuts import get_object_or_404 +from rest_framework import status, viewsets +from rest_framework.generics import GenericAPIView +from rest_framework.mixins import ( + ListModelMixin, + CreateModelMixin, + RetrieveModelMixin, + UpdateModelMixin, + DestroyModelMixin, +) from rest_framework.response import Response -from rest_framework import status +from rest_framework.views import APIView +from rest_framework.viewsets import ModelViewSet -from django.shortcuts import get_object_or_404 +from cinema.models import Movie, Genre, Actor, CinemaHall +from cinema.serializers import ( + MovieSerializer, + GenreSerializer, + ActorSerializer, + CinemaHallSerializer, +) + + +class GenreList(APIView): + def get(self, request): + genres = Genre.objects.all() + serializer = GenreSerializer(genres, many=True) + return Response(serializer.data) -from cinema.models import Movie -from cinema.serializers import MovieSerializer + def post(self, request): + serializer = GenreSerializer(data=request.data) + serializer.is_valid(raise_exception=True) + serializer.save() + return Response(serializer.data, status=status.HTTP_201_CREATED) -@api_view(["GET", "POST"]) -def movie_list(request): - if request.method == "GET": - movies = Movie.objects.all() - serializer = MovieSerializer(movies, many=True) +class GenreDetail(APIView): + def get(self, request, pk): + genre = get_object_or_404(Genre, pk=pk) + serializer = GenreSerializer(genre) return Response(serializer.data, status=status.HTTP_200_OK) - if request.method == "POST": - serializer = MovieSerializer(data=request.data) - if serializer.is_valid(): - serializer.save() - return Response(serializer.data, status=status.HTTP_201_CREATED) + def put(self, request, pk): + genre = get_object_or_404(Genre, pk=pk) + serializer = GenreSerializer(genre, data=request.data) + serializer.is_valid(raise_exception=True) + serializer.save() + return Response(serializer.data) - return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST) + def patch(self, request, pk): + genre = get_object_or_404(Genre, pk=pk) + serializer = GenreSerializer(genre, data=request.data, partial=True) + serializer.is_valid(raise_exception=True) + serializer.save() + return Response(serializer.data) + def delete(self, request, pk): + genre = get_object_or_404(Genre, pk=pk) + genre.delete() + return Response(status=status.HTTP_204_NO_CONTENT) -@api_view(["GET", "PUT", "DELETE"]) -def movie_detail(request, pk): - movie = get_object_or_404(Movie, pk=pk) - if request.method == "GET": - serializer = MovieSerializer(movie) - return Response(serializer.data, status=status.HTTP_200_OK) +class ActorList(GenericAPIView, ListModelMixin, CreateModelMixin): + queryset = Actor.objects.all() + serializer_class = ActorSerializer - if request.method == "PUT": - serializer = MovieSerializer(movie, data=request.data) - if serializer.is_valid(): - serializer.save() - return Response(serializer.data, status=status.HTTP_200_OK) + def get(self, request, *args, **kwargs): + return self.list(request, *args, **kwargs) - return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST) + def post(self, request, *args, **kwargs): + return self.create(request, *args, **kwargs) - if request.method == "DELETE": - movie.delete() - return Response(status=status.HTTP_204_NO_CONTENT) + +class ActorDetail( + GenericAPIView, RetrieveModelMixin, UpdateModelMixin, DestroyModelMixin +): + queryset = Actor.objects.all() + serializer_class = ActorSerializer + + def get(self, request, *args, **kwargs): + return self.retrieve(request, *args, **kwargs) + + def put(self, request, *args, **kwargs): + return self.update(request, *args, **kwargs) + + def patch(self, request, *args, **kwargs): + return self.partial_update(request, *args, **kwargs) + + def delete(self, request, *args, **kwargs): + return self.destroy(request, *args, **kwargs) + + +class CinemaHallViewSet( + viewsets.GenericViewSet, + ListModelMixin, + CreateModelMixin, + RetrieveModelMixin, + UpdateModelMixin, + DestroyModelMixin, +): + queryset = CinemaHall.objects.all() + serializer_class = CinemaHallSerializer + + +class MovieViewSet(ModelViewSet): + queryset = Movie.objects.all() + serializer_class = MovieSerializer