diff --git a/cinema/migrations/0001_initial.py b/cinema/migrations/0001_initial.py index 514947a64..dde647ab5 100644 --- a/cinema/migrations/0001_initial.py +++ b/cinema/migrations/0001_initial.py @@ -1,4 +1,4 @@ -# Generated by Django 4.0.2 on 2022-05-03 13:41 +# Generated by Django 4.1 on 2023-11-28 12:00 from django.db import migrations, models @@ -7,24 +7,43 @@ class Migration(migrations.Migration): initial = True - dependencies = [] + dependencies = [ + ] operations = [ migrations.CreateModel( - name="Movie", + name='Actor', + fields=[ + ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')), + ('first_name', models.CharField(max_length=255)), + ('last_name', models.CharField(max_length=255)), + ], + ), + 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, unique=True)), + ('rows', models.IntegerField()), + ('seats_in_row', models.IntegerField()), + ], + ), + 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, unique=True)), + ], + ), + migrations.CreateModel( + name='Movie', fields=[ - ( - "id", - models.BigAutoField( - auto_created=True, - primary_key=True, - serialize=False, - verbose_name="ID", - ), - ), - ("title", models.CharField(max_length=255)), - ("description", models.TextField()), - ("duration", models.IntegerField()), + ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')), + ('title', models.CharField(max_length=255)), + ('description', models.TextField()), + ('duration', models.IntegerField()), + ('actors', models.ManyToManyField(related_name='movies', to='cinema.actor')), + ('genres', models.ManyToManyField(related_name='movies', to='cinema.genre')), ], ), ] diff --git a/cinema/models.py b/cinema/models.py index cc477513f..95554712c 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=255) + last_name = models.CharField(max_length=255) + + def __str__(self): + return f"{self.first_name} {self.last_name}" + + +class Genre(models.Model): + name = models.CharField(max_length=255, unique=True) + + def __str__(self): + return self.name + + +class CinemaHall(models.Model): + name = models.CharField(max_length=255, unique=True) + rows = models.IntegerField() + seats_in_row = models.IntegerField() + + def __str__(self): + return self.name + + class Movie(models.Model): title = models.CharField(max_length=255) description = models.TextField() duration = models.IntegerField() + 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..11434eac9 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, Actor, Genre, CinemaHall class MovieSerializer(serializers.Serializer): @@ -8,9 +8,21 @@ class MovieSerializer(serializers.Serializer): title = serializers.CharField(max_length=255) description = serializers.CharField() duration = serializers.IntegerField() + actors = serializers.PrimaryKeyRelatedField( + queryset=Actor.objects.all(), required=False, many=True) + genres = serializers.PrimaryKeyRelatedField( + queryset=Genre.objects.all(), required=False, many=True) def create(self, validated_data): - return Movie.objects.create(**validated_data) + actors_data = validated_data.pop("actors", []) + genres_data = validated_data.pop("genres", []) + + movie = Movie.objects.create(**validated_data) + + movie.actors.set(actors_data) + movie.genres.set(genres_data) + + return movie def update(self, instance, validated_data): instance.title = validated_data.get("title", instance.title) @@ -19,6 +31,68 @@ def update(self, instance, validated_data): ) instance.duration = validated_data.get("duration", instance.duration) + actors_data = validated_data.get("actors", []) + genres_data = validated_data.get("genres", []) + + if actors_data: + instance.actors.set(actors_data) + if genres_data: + instance.genres.set(genres_data) + + instance.save() + + return instance + + +class ActorSerializer(serializers.Serializer): + id = serializers.IntegerField(read_only=True) + first_name = serializers.CharField(max_length=255) + last_name = serializers.CharField(max_length=255) + + 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 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 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..81d01d5f3 100644 --- a/cinema/urls.py +++ b/cinema/urls.py @@ -1,10 +1,35 @@ -from django.urls import path +from django.urls import path, include +from rest_framework import routers +from cinema.views import (MovieViewSet, + GenreList, + GenreDetail, + ActorList, + ActorDetail, + CinemaHallViewSet) -from cinema.views import movie_list, movie_detail + +cinemahall_list = CinemaHallViewSet.as_view( + actions={"get": "list", "post": "create"}) +cinemahall_detail = CinemaHallViewSet.as_view( + actions={"get": "retrieve", + "put": "update", + "patch": "partial_update", + "delete": "destroy"}) +router = routers.DefaultRouter() +router.register("movies", MovieViewSet) 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("cinema_halls/", + cinemahall_list, + name="cinemahall-list"), + path("cinema_halls//", + cinemahall_detail, + name="cinemahall-detail"), + path("", include(router.urls)) ] app_name = "cinema" diff --git a/cinema/views.py b/cinema/views.py index 78ba8a79c..8fbf4cd4f 100644 --- a/cinema/views.py +++ b/cinema/views.py @@ -1,45 +1,106 @@ -from rest_framework.decorators import api_view +from django.shortcuts import get_object_or_404 from rest_framework.response import Response -from rest_framework import status +from rest_framework import status, generics, mixins, viewsets -from django.shortcuts import get_object_or_404 +from rest_framework.views import APIView -from cinema.models import Movie -from cinema.serializers import MovieSerializer +from cinema.models import Movie, Genre, Actor, CinemaHall +from cinema.serializers import (MovieSerializer, + GenreSerializer, + ActorSerializer, + CinemaHallSerializer) -@api_view(["GET", "POST"]) -def movie_list(request): - if request.method == "GET": - movies = Movie.objects.all() - serializer = MovieSerializer(movies, many=True) +class GenreList(APIView): + def get(self, request): + genres = Genre.objects.all() + serializer = GenreSerializer(genres, many=True) return Response(serializer.data, status=status.HTTP_200_OK) - if request.method == "POST": - serializer = MovieSerializer(data=request.data) + def post(self, request): + serializer = GenreSerializer(data=request.data) if serializer.is_valid(): serializer.save() return Response(serializer.data, status=status.HTTP_201_CREATED) - return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST) -@api_view(["GET", "PUT", "DELETE"]) -def movie_detail(request, pk): - movie = get_object_or_404(Movie, pk=pk) +class GenreDetail(APIView): + def get_object(self, pk): + return get_object_or_404(Genre, pk=pk) - if request.method == "GET": - serializer = MovieSerializer(movie) + def get(self, request, pk): + genre = self.get_object(pk) + serializer = GenreSerializer(genre) return Response(serializer.data, status=status.HTTP_200_OK) - if request.method == "PUT": - serializer = MovieSerializer(movie, data=request.data) + def put(self, request, pk): + genre = self.get_object(pk) + serializer = GenreSerializer(genre, data=request.data) + 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) + + def patch(self, request, pk): + genre = self.get_object(pk) + serializer = GenreSerializer(genre, 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) - if request.method == "DELETE": - movie.delete() + def delete(self, request, pk): + genre = self.get_object(pk) + genre.delete() return Response(status=status.HTTP_204_NO_CONTENT) + + +class ActorList(mixins.ListModelMixin, + mixins.CreateModelMixin, + generics.GenericAPIView): + queryset = Actor.objects.all() + serializer_class = ActorSerializer + + def get(self, request, *args, **kwargs): + return self.list(request, *args, **kwargs) + + def post(self, request, *args, **kwargs): + return self.create(request, *args, **kwargs) + + +class ActorDetail(mixins.RetrieveModelMixin, + mixins.UpdateModelMixin, + mixins.DestroyModelMixin, + generics.GenericAPIView): + 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(mixins.ListModelMixin, + mixins.CreateModelMixin, + mixins.RetrieveModelMixin, + mixins.UpdateModelMixin, + mixins.DestroyModelMixin, + viewsets.GenericViewSet): + queryset = CinemaHall.objects.all() + serializer_class = CinemaHallSerializer + + +class MovieViewSet(viewsets.ModelViewSet): + queryset = Movie.objects.all() + serializer_class = MovieSerializer