lirenyeo
/ export.rb
Created
December 19, 2020 06:49
— forked from KevinSia/export.rb
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| require 'prawn' | |
| arr = HallSession | |
| .joins(:check_in_sessions, :hall) | |
| .group('check_in_sessions.hall_session_id, auditorium_halls.name, hall_sessions.start_at, hall_sessions.end_at, hall_sessions.id') | |
| .select('auditorium_halls.name as hall_name, hall_sessions.start_at, hall_sessions.end_at, COUNT(*) as c') | |
| .order('hall_name, start_at, end_at') | |
| .map do |ci| | |
| [ |