33 lines
563 B
Ruby
33 lines
563 B
Ruby
class LikeService
|
|
def initialize(user=nil)
|
|
@user = user
|
|
end
|
|
|
|
def create(post_id)
|
|
post = post_service.find!(post_id)
|
|
user.like!(post)
|
|
end
|
|
|
|
def destroy(like_id)
|
|
like = Like.find(like_id)
|
|
if user.owns?(like)
|
|
user.retract(like)
|
|
true
|
|
else
|
|
false
|
|
end
|
|
end
|
|
|
|
def find_for_post(post_id)
|
|
likes = post_service.find!(post_id).likes
|
|
user ? likes.order("author_id = #{user.person.id} DESC") : likes
|
|
end
|
|
|
|
private
|
|
|
|
attr_reader :user
|
|
|
|
def post_service
|
|
@post_service ||= PostService.new(user)
|
|
end
|
|
end
|