37edffe7de
Add validation in EventSchedule to avoid that several event schedules which belongs to the same schedule and room overlap.
52 lines
1.5 KiB
Ruby
52 lines
1.5 KiB
Ruby
class EventSchedule < ActiveRecord::Base
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belongs_to :schedule
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belongs_to :event
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belongs_to :room
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has_paper_trail ignore: [:updated_at], meta: { conference_id: :conference_id }
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validates :schedule, presence: true
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validates :event, presence: true
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validates :room, presence: true
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validates :start_time, presence: true
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validates :event, uniqueness: { scope: :schedule }
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validate :not_overlapping
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scope :confirmed, -> { joins(:event).where('state = ?', 'confirmed') }
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scope :canceled, -> { joins(:event).where('state = ?', 'canceled') }
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scope :withdrawn, -> { joins(:event).where('state = ?', 'withdrawn') }
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delegate :guid, to: :room, prefix: true
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##
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# Returns end of the event
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#
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def end_time
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start_time + event.event_type.length.minutes
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end
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##
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# Returns events that are scheduled in the same room and start_time as event
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#
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def intersecting_events
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room.event_schedules.where(start_time: start_time, schedule: schedule).where.not(id: id)
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end
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private
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def conference_id
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schedule.program.conference_id
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end
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def not_overlapping
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if room
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room.event_schedules.where(schedule: schedule).where.not(id: id).each do |e|
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if (e.start_time <= start_time && e.end_time > start_time) || (e.end_time >= end_time && e.start_time < end_time) || (e.start_time > start_time && e.start_time < end_time)
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errors.add(:event, "can't be scheduled at the same time than other event in the same room")
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break
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end
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end
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end
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end
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end
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