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Contents
# frozen_string_literal: true
require "active_support/concern"
module Decidim
# Common logic to paginate resources
module Paginable
extend ActiveSupport::Concern
OPTIONS = [20, 50, 100].freeze
included do
helper_method :per_page, :page_offset
helper Decidim::PaginateHelper
def paginate(resources)
resources.page(params[:page]).per(per_page)
end
def per_page
if OPTIONS.include?(params[:per_page])
params[:per_page]
elsif params[:per_page]
sorted = OPTIONS.sort
params[:per_page].to_i.clamp(sorted.first, sorted.last)
else
OPTIONS.first
end
end
def page_offset
[params[:page].to_i - 1, 0].max * per_page
end
end
end
end
Version data entries
31 entries across 31 versions & 1 rubygems