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class Artwork < ActiveRecord::Base
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belongs_to :artwork_set
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belongs_to :artwork_group
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belongs_to :artwork_size
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belongs_to :artwork_condition
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belongs_to :artwork_placement_reason
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has_many :artwork_step_images, :order => "date ASC, position ASC, id DESC"
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has_and_belongs_to_many :artwork_supports, :order => "name ASC"
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has_and_belongs_to_many :artwork_materials, :order => "name ASC"
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has_and_belongs_to_many :tags, :order => "name ASC"
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validates_presence_of :title, :artwork_size_id, :artwork_condition_id
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validates_uniqueness_of :title
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validates_length_of :title, :within => 1..256, :allow_blank => true
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validates_length_of :placement_location, :within => 1..256, :allow_blank => true
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validates_associated :artwork_set, :artwork_group, :artwork_size, :artwork_condition
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before_save {|model| model.artwork_group = nil if model.artwork_set.nil? }
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def image
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return nil if self.artwork_step_images.empty?
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self.artwork_step_images.last
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end
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def full_title
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str = ""
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str += self.artwork_set.name unless artwork_set.nil?
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str += " :: " + self.artwork_group.name unless artwork_group.nil?
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str += " :: " unless str == ""
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str += self.title
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end
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end
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