44 lines
1.4 KiB
Ruby
44 lines
1.4 KiB
Ruby
class Conference < ActiveRecord::Base
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validates :title, presence: true, uniqueness: true
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validates :email, presence: true, format: {with: /\A[^@]+@[^@]+\z/}
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validates :description, presence: true
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validates :start_date, presence: true
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validates :end_date, presence: true
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validate :start_date_is_before_end_date
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translates :title, :description
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has_many :tracks
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has_many :halls
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has_many :event_types
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has_many :events, through: :tracks
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has_one :call_for_participation, dependent: :destroy
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has_many :participants, class_name: 'User', through: :events
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accepts_nested_attributes_for :tracks, :halls, :event_types, reject_if: :all_blank, allow_destroy: true
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after_create :create_call_for_participation
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def participants
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events.where(conference_id: id).map(&:user)
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end
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def submissions_grouped_by_day
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submissions = events.group('date(events.created_at)').select('events.created_at, count(events.id) as number')
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submissions.group_by { |s| s.created_at.to_date }
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end
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def submissions_grouped_by_confirmation_day
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submissions = events.approved.confirmed.group('date(events.confirmed_at)').select('events.confirmed_at, count(events.id) as number')
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submissions.group_by { |s| s.confirmed_at.to_date }
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end
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private
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def start_date_is_before_end_date
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if start_date.present? and end_date.present? and start_date > end_date
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errors.add(:end_date, :cannot_be_before_start_date)
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end
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end
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end
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