debian-mirror-gitlab/lib/bitbucket_server/paginator.rb

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# frozen_string_literal: true
module BitbucketServer
class Paginator
PAGE_LENGTH = 25
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attr_reader :page_offset
def initialize(connection, url, type, page_offset: 0, limit: nil)
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@connection = connection
@type = type
@url = url
@page = nil
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@page_offset = page_offset
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@limit = limit
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@total = 0
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end
def items
raise StopIteration unless has_next_page?
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raise StopIteration if over_limit?
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@page = fetch_next_page
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@total += @page.items.count
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@page.items
end
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def has_next_page?
page.nil? || page.next?
end
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private
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attr_reader :connection, :page, :url, :type, :limit
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def over_limit?
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return false unless @limit
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@limit > 0 && @total >= @limit
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end
def next_offset
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page.nil? ? starting_offset : page.next
end
def starting_offset
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[0, page_offset - 1].max * max_per_page
end
def max_per_page
limit || PAGE_LENGTH
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end
def fetch_next_page
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parsed_response = connection.get(@url, start: next_offset, limit: max_per_page)
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Page.new(parsed_response, type)
end
end
end