skill-assessment-app/app/workers/quiz_status.rb

56 lines
1.5 KiB
Ruby

class QuizStatus
attr_reader :candidate
def initialize candidate
@candidate = Candidate.find(candidate.to_i)
end
def started
candidate.answers.count > 0
end
def on_summary
candidate.submitted_answers.count == candidate.questions.count
end
def completed
candidate.completed
end
def can_submit
on_summary &&
no_finish_later &&
candidate.answered_questions.count == candidate.questions.count
end
def progress
answs = candidate.answered_questions.count.to_f
total = candidate.quiz.questions.count.to_f
(answs / total * 100).round.to_i
end
def no_finish_later
sql = %(select count(a.id) todos
from answers a
inner join questions q on q.id = a.question_id
where q.input_type = 'live_code'
and a.answer like "%later: 'true'%"
and a.candidate_id = #{candidate.id})
result = ActiveRecord::Base.connection.exec_query(sql).to_hash.first
result['todos'].zero?
end
def current_question_id
sql = "select q.id question_id
from candidates c
inner join questions q on q.quiz_id = c.quiz_id
left join answers a on a.candidate_id = c.id AND a.question_id = q.id
where q.active = true and c.id = #{candidate.to_i}
and (a.id is null OR a.submitted is false)
order by q.sort limit 1;"
result = ActiveRecord::Base.connection.exec_query(sql).to_hash.first
result['question_id'] unless result.nil?
end
end