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# frozen_string_literal: true
module Autocomplete
# Finder for retrieving a group to use for autocomplete data sources.
class GroupFinder
attr_reader :current_user, :project, :group_id
# current_user - The currently logged in user, if any.
# project - The Project (if any) to use for the autocomplete data sources.
# params - A Hash containing parameters to use for finding the project.
#
# The following parameters are supported:
#
# * group_id: The ID of the group to find.
def initialize(current_user = nil, project = nil, params = {})
@current_user = current_user
@project = project
@group_id = params[:group_id]
end
# Attempts to find a Group based on the current group ID.
def execute
return unless project.blank? && group_id.present?
group = Group.find(group_id)
# This removes the need for using `return render_404` and similar patterns
# in controllers that use this finder.
unless Ability.allowed?(current_user, :read_group, group)
raise ActiveRecord::RecordNotFound
.new("Could not find a Group with ID #{group_id}")
end
group
end
end
end
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