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# frozen_string_literal: true
module KeysetPaginationHelpers
def pagination_links(response)
link = response.headers['LINK']
return unless link
link.split(',').filter_map do |link|
match = link.match(/<(?<url>.*)>; rel="(?<rel>\w+)"/)
next unless match
{ url: match[:url], rel: match[:rel] }
end
end
def pagination_params_from_next_url(response)
next_link = pagination_links(response).find { |link| link[:rel] == 'next' }
next_url = next_link&.fetch(:url)
return unless next_url
Rack::Utils.parse_query(URI.parse(next_url).query)
end
end
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