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Versions: 16
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Stored size: 1.39 KB
Contents
# frozen_string_literal: true
module Decidim
module Comments
# A command with all the business logic to upvote a comment
class VoteComment < Rectify::Command
# Public: Initializes the command.
#
# comment - A comment
# author - A user
# options - An optional hash of options (default: { weight: 1 })
# * weight: The vote's weight. Valid values 1 and -1.
def initialize(comment, author, options = { weight: 1 })
@comment = comment
@author = author
@weight = options[:weight]
end
# Executes the command. Broadcasts these events:
#
# - :ok when everything is valid.
# - :invalid if the vote wasn't create
#
# Returns nothing.
def call
if @weight == 1
vote = @comment.up_votes.find_by(author: @author)
if vote
vote.destroy!
else
@comment.up_votes.create!(author: @author)
end
elsif @weight == -1
vote = @comment.down_votes.find_by(author: @author)
if vote
vote.destroy!
else
@comment.down_votes.create!(author: @author)
end
else
return broadcast(:invalid)
end
broadcast(:ok, @comment)
rescue ActiveRecord::RecordInvalid, ActiveRecord::RecordNotUnique
broadcast(:invalid)
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems