56 lines
1.6 KiB
Ruby
56 lines
1.6 KiB
Ruby
# frozen_string_literal: true
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class ResourceMilestoneEventFinder
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def initialize(current_user, eventable)
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@current_user = current_user
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@eventable = eventable
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end
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# Returns the ResourceMilestoneEvents of the eventable
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# visible to the user.
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#
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# @return ResourceMilestoneEvent::ActiveRecord_AssociationRelation
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def execute
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eventable.resource_milestone_events.include_relations
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.where(milestone_id: readable_milestone_ids) # rubocop: disable CodeReuse/ActiveRecord
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end
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private
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attr_reader :current_user, :eventable
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def readable_milestone_ids
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readable_milestones = events_milestones.select do |milestone|
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parent_availabilities[key_for_parent(milestone.parent)]
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end
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readable_milestones.map(&:id).uniq
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def events_milestones
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@events_milestones ||= Milestone.where(id: unique_milestone_ids_from_events)
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.includes(:project, :group)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def relevant_milestone_parents
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events_milestones.map(&:parent).uniq
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end
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def parent_availabilities
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@parent_availabilities ||= relevant_milestone_parents.to_h do |parent|
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[key_for_parent(parent), Ability.allowed?(current_user, :read_milestone, parent)]
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end
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def unique_milestone_ids_from_events
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eventable.resource_milestone_events.select(:milestone_id).distinct
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def key_for_parent(parent)
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"#{parent.class.name}_#{parent.id}"
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end
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end
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