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..04d64bc8e --- /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 2024-12-10 14:42 + +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=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)), + ("rows", models.PositiveIntegerField(default=0)), + ("seats_in_row", models.PositiveIntegerField(default=0)), + ], + ), + 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.AlterField( + model_name="movie", + name="duration", + field=models.IntegerField(default=0), + ), + 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..395d978d4 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) + rows = models.PositiveIntegerField(default=0) + seats_in_row = models.PositiveIntegerField(default=0) + + 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") + duration = models.IntegerField(default=0) def __str__(self): return self.title diff --git a/cinema/serializers.py b/cinema/serializers.py index 050db5771..16410fd53 100644 --- a/cinema/serializers.py +++ b/cinema/serializers.py @@ -1,13 +1,19 @@ +from enum import unique + from rest_framework import serializers -from cinema.models import Movie +from cinema.models import Movie, Genre, Actor, CinemaHall class MovieSerializer(serializers.Serializer): id = serializers.IntegerField(read_only=True) - title = serializers.CharField(max_length=255) - description = serializers.CharField() - duration = serializers.IntegerField() + title = serializers.CharField(required=False, max_length=255) + description = serializers.CharField( + style={ + "base_template": "textarea.html" + } + ) + duration = serializers.IntegerField(min_value=0, required=True) def create(self, validated_data): return Movie.objects.create(**validated_data) @@ -15,9 +21,69 @@ def create(self, validated_data): def update(self, instance, validated_data): instance.title = validated_data.get("title", instance.title) instance.description = validated_data.get( - "description", instance.description + "description", + instance.description ) instance.duration = validated_data.get("duration", instance.duration) + 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=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 CinemaHallSerializer(serializers.Serializer): + id = serializers.IntegerField(read_only=True) + name = serializers.CharField(max_length=255) + rows = serializers.IntegerField(min_value=0, required=True) + seats_in_row = serializers.IntegerField(min_value=0) + + 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() diff --git a/cinema/urls.py b/cinema/urls.py index 1ae7d5cb0..7a229060f 100644 --- a/cinema/urls.py +++ b/cinema/urls.py @@ -1,10 +1,43 @@ -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 + +router = routers.DefaultRouter() +router.register("movies", MovieViewSet) + +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", + } +) urlpatterns = [ - path("movies/", movie_list, name="movie-list"), - path("movies//", movie_detail, name="movie-detail"), + path("", include(router.urls)), + 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" + ), ] app_name = "cinema" diff --git a/cinema/views.py b/cinema/views.py index 78ba8a79c..5cf434f94 100644 --- a/cinema/views.py +++ b/cinema/views.py @@ -1,45 +1,108 @@ +from django.core.serializers import serialize from rest_framework.decorators import api_view 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) - return Response(serializer.data, status=status.HTTP_200_OK) +class MovieViewSet(viewsets.ModelViewSet): + queryset = Movie.objects.all() + serializer_class = MovieSerializer + - if request.method == "POST": - serializer = MovieSerializer(data=request.data) - if serializer.is_valid(): - serializer.save() - return Response(serializer.data, status=status.HTTP_201_CREATED) +class GenreList(APIView): + def get(self, request) -> Response: + genres = Genre.objects.all() + serializer = GenreSerializer(genres, many=True) + return Response(serializer.data, status=status.HTTP_200_OK) - return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST) + def post(self, request) -> Response: + 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", "PUT", "DELETE"]) -def movie_detail(request, pk): - movie = get_object_or_404(Movie, pk=pk) +class GenreDetail(APIView): + def get_object(self, pk: int) -> Genre: + return get_object_or_404(Genre, pk=pk) - if request.method == "GET": - serializer = MovieSerializer(movie) + def get(self, request, pk: int) -> Response: + serializer = GenreSerializer(self.get_object(pk=pk)) return Response(serializer.data, status=status.HTTP_200_OK) - 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 put(self, request, pk: int) -> Response: + serializer = GenreSerializer(self.get_object(pk=pk), data=request.data) + serializer.is_valid(raise_exception=True) + 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: int) -> Response: + genre = self.get_object(pk=pk) + serializer = GenreSerializer(genre, data=request.data, partial=True) + serializer.is_valid(raise_exception=True) + serializer.save() + return Response(serializer.data, status=status.HTTP_200_OK) - if request.method == "DELETE": - movie.delete() + def delete(self, request, pk: int) -> Response: + self.get_object(pk=pk).delete() return Response(status=status.HTTP_204_NO_CONTENT) + + +class ActorList( + generics.GenericAPIView, + mixins.ListModelMixin, + mixins.CreateModelMixin +): + queryset = Actor.objects.all() + serializer_class = ActorSerializer + + def get(self, request, *args, **kwargs) -> Response: + return self.list(request, *args, **kwargs) + + def post(self, request, *args, **kwargs) -> Response: + return self.create(request, *args, **kwargs) + + +class ActorDetail( + generics.GenericAPIView, + mixins.RetrieveModelMixin, + mixins.UpdateModelMixin, + mixins.DestroyModelMixin, +): + queryset = Actor.objects.all() + serializer_class = ActorSerializer + + def get(self, request, *args, **kwargs) -> Response: + return self.retrieve(request, *args, **kwargs) + + def put(self, request, *args, **kwargs) -> Response: + return self.update(request, *args, **kwargs) + + def patch(self, request, *args, **kwargs) -> Response: + return self.partial_update(request, *args, **kwargs) + + def delete(self, request, *args, **kwargs) -> Response: + return self.destroy(request, *args, **kwargs) + + +class CinemaHallViewSet( + viewsets.GenericViewSet, + mixins.ListModelMixin, + mixins.CreateModelMixin, + mixins.RetrieveModelMixin, + mixins.UpdateModelMixin, + mixins.DestroyModelMixin, +): + queryset = CinemaHall.objects.all() + serializer_class = CinemaHallSerializer