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