gitlab-org--gitlab-foss/app/finders/resource_milestone_event_finder.rb

69 lines
1.5 KiB
Ruby

# frozen_string_literal: true
class ResourceMilestoneEventFinder
include FinderMethods
MAX_PER_PAGE = 100
attr_reader :params, :current_user, :eventable
def initialize(current_user, eventable, params = {})
@current_user = current_user
@eventable = eventable
@params = params
end
def execute
Kaminari.paginate_array(visible_events)
end
private
def visible_events
@visible_events ||= visible_to_user(events)
end
def events
@events ||= eventable.resource_milestone_events.include_relations.page(page).per(per_page)
end
def visible_to_user(events)
events.select { |event| visible_for_user?(event) }
end
def visible_for_user?(event)
milestone = event_milestones[event.milestone_id]
return if milestone.blank?
parent = milestone.parent
parent_availabilities[key_for_parent(parent)]
end
def parent_availabilities
@parent_availabilities ||= relevant_parents.to_h do |parent|
[key_for_parent(parent), Ability.allowed?(current_user, :read_milestone, parent)]
end
end
def key_for_parent(parent)
"#{parent.class.name}_#{parent.id}"
end
def event_milestones
@milestones ||= events.map(&:milestone).uniq.to_h do |milestone|
[milestone.id, milestone]
end
end
def relevant_parents
@relevant_parents ||= event_milestones.map { |_id, milestone| milestone.parent }
end
def per_page
[params[:per_page], MAX_PER_PAGE].compact.min
end
def page
params[:page] || 1
end
end