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# frozen_string_literal: true
class AnnouncementFilter
KEYS = %i(
published
unpublished
).freeze
attr_reader :params
def initialize(params)
@params = params
end
def results
scope = Announcement.unscoped
params.each do |key, value|
next if key.to_s == 'page'
scope.merge!(scope_for(key, value.to_s.strip)) if value.present?
end
scope.chronological
end
private
def scope_for(key, _value)
case key.to_s
when 'published'
Announcement.published
when 'unpublished'
Announcement.unpublished
else
raise "Unknown filter: #{key}"
end
end
end
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