80 lines
2.3 KiB
Ruby
80 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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class Synapse < ApplicationRecord
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belongs_to :user
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belongs_to :defer_to_map, class_name: 'Map', foreign_key: 'defer_to_map_id'
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belongs_to :topic1, class_name: 'Topic', foreign_key: 'topic1_id'
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belongs_to :topic2, class_name: 'Topic', foreign_key: 'topic2_id'
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has_many :mappings, as: :mappable, dependent: :destroy
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has_many :maps, through: :mappings
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validates :desc, length: { minimum: 0, allow_nil: false }
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validates :permission, presence: true
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validates :topic1_id, presence: true
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validates :topic2_id, presence: true
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validates :permission, inclusion: { in: Perm::ISSIONS.map(&:to_s) }
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validates :category, inclusion: { in: ['from-to', 'both'], allow_nil: true }
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scope :for_topic, ->(topic_id = nil) {
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where(topic1_id: topic_id).or(where(topic2_id: topic_id))
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}
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after_update :after_updated
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delegate :name, to: :user, prefix: true
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def user_image
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user.image.url
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end
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def collaborator_ids
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if defer_to_map
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defer_to_map.editors.select { |mapper| mapper != user }.map(&:id)
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else
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[]
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end
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end
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def filtered
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{
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id: id,
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permission: permission,
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user_id: user_id,
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collaborator_ids: collaborator_ids
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}
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end
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def as_json(_options = {})
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super(methods: [:user_name, :user_image, :collaborator_ids])
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end
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def as_rdf
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output = ''
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output += %(d:synapse_#{id} a mm:Synapse ;\n)
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output += %( mm:topic1 d:topic_#{topic1_id} ;\n)
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output += %( mm:topic2 d:topic_#{topic2_id} ;\n)
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output += %( mm:direction "#{category}" ;\n)
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output += %( rdfs:comment "#{desc}" ;\n) if desc.present?
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output[-2] = '.'
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output += %(\n)
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output
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end
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def after_updated
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attrs = %w(desc category permission defer_to_map_id)
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if attrs.any? { |k| changed_attributes.key?(k) }
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new = attributes.select { |k| attrs.include?(k) }
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old = changed_attributes.select { |k| attrs.include?(k) }
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meta = new.merge(old) # we are prioritizing the old values, keeping them
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meta['changed'] = changed_attributes.keys.select { |k| attrs.include?(k) }
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Events::SynapseUpdated.publish!(self, user, meta)
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maps.each do |map|
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ActionCable.server.broadcast 'map_' + map.id.to_s, type: 'synapseUpdated', id: id
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end
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end
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end
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end
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