-- DROP SCHEMA public;
-- CREATE SCHEMA public AUTHORIZATION pg_database_owner;
-- COMMENT ON SCHEMA public IS 'standard public schema';

-- public.genres определение
-- Drop table
DROP TABLE if exists public.genres;
CREATE TABLE public.genres (
                               id int4 GENERATED ALWAYS AS IDENTITY NOT NULL,
                               "name" varchar NULL,
                               CONSTRAINT genres_unique PRIMARY KEY (id)
);


-- public.users определение
-- Drop table
DROP TABLE if exists public.users;
CREATE TABLE public.users (
                              id int4 GENERATED ALWAYS AS IDENTITY NOT NULL,
                              login varchar NOT NULL,
                              "password" varchar NOT NULL,
                              CONSTRAINT users_unique UNIQUE (id)
);


-- public.films определение
-- Drop table
DROP TABLE if exists public.films;
CREATE TABLE public.films (
                              id int4 GENERATED ALWAYS AS IDENTITY NOT NULL,
                              title varchar NOT NULL,
                              genre_id int4 NOT NULL,
                              issue_date date NULL,
                              CONSTRAINT films_unique UNIQUE(id)
);

DROP TABLE if exists public.film_genres;
CREATE TABLE public.film_genres (
                                    id int4 GENERATED ALWAYS AS IDENTITY NOT NULL,
                                    genre_id int4 NOT NULL,
                                    film_id int4 NOT NULL,
                                    CONSTRAINT film_genres_genre_fk FOREIGN KEY (genre_id) REFERENCES public.genres(id),
                                    CONSTRAINT film_genres_film_fk FOREIGN KEY (film_id) REFERENCES public.films(id)
);


-- Drop table
DROP TABLE if exists public.favorites;
CREATE TABLE public.favorites (
                                  id int4 GENERATED ALWAYS AS IDENTITY NOT NULL,
                                  userid int4 NULL,
                                  film_id int4 NULL,
                                  "comment" varchar NULL,
                                  is_viewed bool NULL,
                                  CONSTRAINT favorites_unique PRIMARY KEY (id),
                                  CONSTRAINT favorites_films_fk FOREIGN KEY (film_id) REFERENCES public.films(id),
                                  CONSTRAINT favorites_users_fk FOREIGN KEY (user_id) REFERENCES public.users(id)
);