34 lines
930 B
Ruby
34 lines
930 B
Ruby
# == Schema Information
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#
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# Table name: zones
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#
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# id :bigint not null, primary key
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# acronym :string not null
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# label :string
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# created_at :datetime not null
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# updated_at :datetime not null
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#
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class Zone < ApplicationRecord
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validates :acronym, presence: true, uniqueness: true
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has_many :labels, -> { order(designated_on: :desc) }, class_name: 'ZoneLabel', inverse_of: :zone
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has_many :procedures, -> { order(published_at: :desc) }, inverse_of: :zone
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def label
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labels.first.name
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end
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def label_at(date)
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labels_a = labels.pluck(:designated_on, :name)
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labels_a.find(-> { labels_a[-1] }) do |designated_on, _|
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date >= designated_on
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end.at(1)
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end
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def available_at?(date)
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label_at(date) != 'NA'
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end
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def self.available_at(date)
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Zone.all.filter { |zone| zone.available_at?(date) }.sort_by { |zone| zone.label_at(date) }
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end
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end
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