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# frozen_string_literal: true
class VoteValidator < ActiveModel::Validator
def validate(vote)
vote.errors.add(:base, I18n.t('polls.errors.expired')) if vote.poll.expired?
vote.errors.add(:base, I18n.t('polls.errors.invalid_choice')) if invalid_choice?(vote)
if vote.poll.multiple? && vote.poll.votes.where(account: vote.account, choice: vote.choice).exists?
vote.errors.add(:base, I18n.t('polls.errors.already_voted'))
elsif !vote.poll.multiple? && vote.poll.votes.where(account: vote.account).exists?
vote.errors.add(:base, I18n.t('polls.errors.already_voted'))
end
end
private
def invalid_choice?(vote)
vote.choice.negative? || vote.choice >= vote.poll.options.size
end
end