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