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# frozen_string_literal: true
module Awardable
extend ActiveSupport::Concern
included do
has_many :award_emoji, -> { includes(:user).order(:id) }, as: :awardable, dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
if self < Participable
# By default we always load award_emoji user association
participant :award_emoji
end
end
class_methods do
def awarded(user, name = nil)
sql = <<~EOL
EXISTS (
SELECT TRUE
FROM award_emoji
WHERE user_id = :user_id AND
#{"name = :name AND" if name.present?}
awardable_type = :awardable_type AND
awardable_id = #{self.arel_table.name}.id
)
EOL
where(sql, user_id: user.id, name: name, awardable_type: self.name)
end
def not_awarded(user)
sql = <<~EOL
NOT EXISTS (
SELECT TRUE
FROM award_emoji
WHERE user_id = :user_id AND
awardable_type = :awardable_type AND
awardable_id = #{self.arel_table.name}.id
)
EOL
where(sql, user_id: user.id, awardable_type: self.name)
end
def order_upvotes_desc
order_votes(AwardEmoji::UPVOTE_NAME, 'DESC')
end
def order_upvotes_asc
order_votes(AwardEmoji::UPVOTE_NAME, 'ASC')
end
def order_downvotes_desc
order_votes(AwardEmoji::DOWNVOTE_NAME, 'DESC')
end
# Order votes by emoji, optional sort order param `descending` defaults to true
def order_votes(emoji_name, direction)
awardable_table = self.arel_table
awards_table = AwardEmoji.arel_table
join_clause = awardable_table.join(awards_table, Arel::Nodes::OuterJoin).on(
awards_table[:awardable_id].eq(awardable_table[:id]).and(
awards_table[:awardable_type].eq(self.name).and(
awards_table[:name].eq(emoji_name)
)
)
).join_sources
joins(join_clause).group(awardable_table[:id]).reorder("COUNT(award_emoji.id) #{direction}")
end
end
def grouped_awards(with_thumbs: true)
# By default we always load award_emoji user association
awards = award_emoji.group_by(&:name)
if with_thumbs
awards[AwardEmoji::UPVOTE_NAME] ||= []
awards[AwardEmoji::DOWNVOTE_NAME] ||= []
end
awards
end
def downvotes
award_emoji.downvotes.count
end
def upvotes
award_emoji.upvotes.count
end
def emoji_awardable?
true
end
def user_can_award?(current_user)
Ability.allowed?(current_user, :award_emoji, self)
end
def user_authored?(current_user)
author = self.respond_to?(:author) ? self.author : self.user
author == current_user
end
def awarded_emoji?(emoji_name, current_user)
award_emoji.named(emoji_name).awarded_by(current_user).exists?
end
end
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