Mike Dalessio
40 lines
1.1 KiB
Ruby
40 lines
1.1 KiB
Ruby
module Card::Assignable
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extend ActiveSupport::Concern
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included do
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has_many :assignments, dependent: :delete_all
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has_many :assignees, through: :assignments
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scope :unassigned, -> { where.missing :assignments }
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scope :assigned_to, ->(users) { joins(:assignments).where(assignments: { assignee: users }).distinct }
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scope :assigned_by, ->(users) { joins(:assignments).where(assignments: { assigner: users }).distinct }
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end
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def toggle_assignment(user)
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assigned_to?(user) ? unassign(user) : assign(user)
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end
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def assigned_to?(user)
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assignments.any? { |a| a.assignee_id == user.id }
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end
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def assigned?
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assignments.any?
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end
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private
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def assign(user)
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assignments.create! assignee: user, assigner: Current.user
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watch_by user
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track_event :assigned, assignee_ids: [ user.id ]
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rescue ActiveRecord::RecordNotUnique
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# Already assigned
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end
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def unassign(user)
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destructions = assignments.destroy_by assignee: user
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track_event :unassigned, assignee_ids: [ user.id ] if destructions.any?
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end
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end
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