Files
nairobi/app/models/concerns/sdg/relatable.rb
2020-12-21 18:04:48 +01:00

36 lines
852 B
Ruby

module SDG::Relatable
extend ActiveSupport::Concern
included do
has_many :sdg_relations, as: :relatable, dependent: :destroy, class_name: "SDG::Relation"
%w[SDG::Goal SDG::Target SDG::LocalTarget].each do |sdg_type|
has_many sdg_type.constantize.table_name.to_sym,
through: :sdg_relations,
source: :related_sdg,
source_type: sdg_type
end
end
def related_sdgs
sdg_relations.map(&:related_sdg)
end
def sdg_goal_list
sdg_goals.order(:code).map(&:code).join(", ")
end
def sdg_target_list
sdg_targets.sort.map(&:code).join(", ")
end
def sdg_target_list=(codes)
targets = codes.tr(" ", "").split(",").map { |code| SDG::Target[code] }
transaction do
self.sdg_targets = targets
self.sdg_goals = targets.map(&:goal).uniq
end
end
end