38 lines
909 B
Ruby
38 lines
909 B
Ruby
class ProjectLabel < Label
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MAX_NUMBER_OF_PRIORITIES = 1
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belongs_to :project
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validates :project, presence: true
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validate :permitted_numbers_of_priorities
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validate :title_must_not_exist_at_group_level
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delegate :group, to: :project, allow_nil: true
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alias_attribute :subject, :project
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def subject_foreign_key
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'project_id'
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end
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def to_reference(target_project = nil, format: :id)
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super(project, target_project, format: format)
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end
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private
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def title_must_not_exist_at_group_level
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return unless group.present? && title_changed?
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if group.labels.with_title(self.title).exists?
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errors.add(:title, :label_already_exists_at_group_level, group: group.name)
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end
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end
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def permitted_numbers_of_priorities
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if priorities && priorities.size > MAX_NUMBER_OF_PRIORITIES
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errors.add(:priorities, 'Number of permitted priorities exceeded')
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end
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end
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end
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