debian-mirror-gitlab/lib/gitlab/pagination_delegate.rb
2023-01-13 15:02:22 +05:30

67 lines
1.3 KiB
Ruby

# frozen_string_literal: true
module Gitlab
class PaginationDelegate # rubocop:disable Gitlab/NamespacedClass
DEFAULT_PER_PAGE = Kaminari.config.default_per_page
MAX_PER_PAGE = Kaminari.config.max_per_page
def initialize(page:, per_page:, count:, options: {})
@count = count
@options = { default_per_page: DEFAULT_PER_PAGE,
max_per_page: MAX_PER_PAGE }.merge(options)
@per_page = sanitize_per_page(per_page)
@page = sanitize_page(page)
end
def total_count
@count
end
def total_pages
(total_count.to_f / @per_page).ceil
end
def next_page
current_page + 1 unless last_page?
end
def prev_page
current_page - 1 unless first_page?
end
def current_page
@page
end
def limit_value
@per_page
end
def first_page?
current_page == 1
end
def last_page?
current_page >= total_pages
end
def offset
(current_page - 1) * limit_value
end
private
def sanitize_per_page(per_page)
return @options[:default_per_page] unless per_page && per_page > 0
[@options[:max_per_page], per_page].min
end
def sanitize_page(page)
return 1 unless page && page > 1
[total_pages, page].min
end
end
end