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To show scheduled events that have been cancelled/withdrawn as 'cancelled', and consequently also show when an event is their replacement. admin/schedules#show does not show events that were scheduled and then cancelled/withdrawn, however a record in event_schedules exists for those events, but event_schedule.enabled = false
90 lines
3.1 KiB
Ruby
90 lines
3.1 KiB
Ruby
class EventSchedule < ApplicationRecord
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default_scope { where(enabled: true) }
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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 :start_after_end_hour
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validate :start_before_start_hour
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validate :same_room_as_track
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validate :during_track
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validate :valid_schedule
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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scope :withdrawn, -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 { joins(:event).where('state = ?', 'withdrawn') }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 event schedules that are scheduled in the same room and start_time as event
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#
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def intersecting_event_schedules
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EventSchedule.unscoped.where(room: room, start_time: start_time, schedule: schedule).where.not(id: id)
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end
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def replacement?
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event.state == 'confirmed' && (!intersecting_event_schedules.canceled.empty? || !intersecting_event_schedules.withdrawn.empty?)
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end
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private
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def start_after_end_hour
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return unless event && start_time && event.program && event.program.conference && event.program.conference.end_hour
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errors.add(:start_time, "can't be after the conference end hour (#{event.program.conference.end_hour})") if start_time.hour >= event.program.conference.end_hour
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end
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def start_before_start_hour
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return unless event && start_time && event.program && event.program.conference && event.program.conference.start_hour
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errors.add(:start_time, "can't be before the conference start hour (#{event.program.conference.start_hour})") if start_time.hour < event.program.conference.start_hour
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end
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def conference_id
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schedule.program.conference_id
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end
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##
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# Validates that the event is scheduled in the same room as its track
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#
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def same_room_as_track
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return unless event.try(:track).try(:room)
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errors.add(:room, "must be the same as the track's room (#{event.track.room.name})") unless event.track.room == room
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end
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##
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# Validates that the event is scheduled within its track's time slot
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#
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def during_track
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return unless event.try(:track) && start_time
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if event.track.try(:start_date) && event.track.start_date > start_time
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errors.add(:start_time, "can't be before the track's start date (#{event.track.start_date})")
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end
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if event.track.try(:end_date) && event.track.end_date + 1.day < end_time
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errors.add(:end_time, "can't be after the track's end date (#{event.track.end_date})")
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end
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end
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##
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# Validates that the event is scheduled in its self-organized tracks's schedules
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#
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def valid_schedule
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return unless event.try(:track).try(:self_organized?) && schedule
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errors.add(:schedule, "must be one of #{event.track.name} track's schedules") unless event.track.schedules.include?(schedule)
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end
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end
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