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Contents
# frozen_string_literal: true
module EIVO
module Concerns
module Pagination
extend ::ActiveSupport::Concern
def paginate(collection)
unless ::ActiveModel::Type::Boolean.new.cast(params[:pagination]) == false
limit = 50
if params[:limit]
limit = [[params[:limit].to_i, 1].max, 500].min
end
collection = collection.page(params[:page]).per(limit)
@serializer_options.merge!(pagination_options(collection))
end
collection
end
def pagination_options(collection)
options = {
is_collection: true,
meta: {
total: collection.total_count,
pages: collection.total_pages
},
links: {
self: url_for(params.to_unsafe_h.merge(page: collection.current_page)),
first: url_for(params.to_unsafe_h.merge(page: 1)),
last: url_for(params.to_unsafe_h.merge(page: collection.total_pages))
}
}
if !collection.out_of_range? && !collection.first_page?
options[:links][:prev] = url_for(params.to_unsafe_h.merge(page: collection.prev_page))
end
if !collection.out_of_range? && !collection.last_page?
options[:links][:next] = url_for(params.to_unsafe_h.merge(page: collection.next_page))
end
options
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems