-- table of things to watch
create table if not exists watches (
  id blob not null primary key default (julid_new()),
  kind int not null, -- enum for movie or tv show or whatev
  title text not null,
  metadata_url text, -- possible url for imdb or other metadata-esque site to show the user
  length int,
  release_date date,
  added_by blob not null, -- ID of the user that added it
  last_updated datetime not null default CURRENT_TIMESTAMP,
  foreign key (added_by) references users (id)
);
create index if not exists watches_title_dex on watches (lower(title));

create trigger if not exists update_last_updated_watches
  after update on watches
  when OLD.last_updated = NEW.last_updated or OLD.last_updated is null
BEGIN
  update watches set last_updated = CURRENT_TIMESTAMP where id=NEW.id;
END;

-- table of what people want to watch
create table if not exists watch_quests (
  user blob not null,
  watch blob not null,
  priority int, -- 1-5 how much do you want to watch it
  public boolean not null default true,
  watched boolean not null default false,
  when_watched datetime,
  created_at datetime not null default CURRENT_TIMESTAMP,
  last_updated datetime not null default CURRENT_TIMESTAMP,
  foreign key (user) references users (id) on delete cascade on update no action,
  foreign key (watch) references watches (id) on delete cascade on update no action,
  primary key (user, watch)
);
create index if not exists quests_user_dex on watch_quests (user);
create index if not exists quests_watch_dex on watch_quests (watch);

create trigger if not exists update_last_updated_watch_quests
  after update on watch_quests
  when OLD.last_updated = NEW.last_updated or OLD.last_updated is null
BEGIN
  update watch_quests set last_updated = CURRENT_TIMESTAMP where watch=NEW.watch and user=NEW.user;
END;

-- notes on stuff to watch
create table if not exists watch_notes (
  id blob not null primary key default (julid_new()), -- a user can have multiple notes about the same thing
  user blob not null,
  watch blob not null,
  note blob,
  public boolean not null,
  last_updated datetime not null default CURRENT_TIMESTAMP,
  foreign key (user) references users (id) on delete cascade on update no action,
  foreign key (watch) references watches (id) on delete cascade on update no action
);
create index if not exists notes_user_dex on watch_notes (user);
create index if not exists notes_watch_dex on watch_notes (watch);

create trigger if not exists update_last_updated_watch_notes
  after update on watch_notes
  when OLD.last_updated = NEW.last_updated or OLD.last_updated is null
BEGIN
  update watch_notes set last_updated = CURRENT_TIMESTAMP where id=NEW.id;
END;