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require 'will_paginate/collection'
module Px::Service::Client
##
# This class implements the methods necessary to be compatible with WillPaginate and Enumerable
class ListResponse
include WillPaginate::CollectionMethods
include Enumerable
attr_reader :response, :per_page
DEFAULT_PER_PAGE = 20
def initialize(page_size, response, results_key, options = {})
@response = response
@results_key = results_key
@options = options
@per_page = page_size || DEFAULT_PER_PAGE
end
##
# Get the current page
def current_page
response["current_page"]
end
def offset
(current_page - 1) * per_page
end
def total_entries
response["total_items"]
end
alias_method :total, :total_entries
def total_pages
response["total_pages"]
end
def results
response[@results_key]
end
def raw_results
response[@results_key]
end
##
# Support Enumerable
def each(&block)
results.each(&block)
end
##
# Allow comparisons with arrays e.g. in Rspec to succeed
def ==(other)
if other.class == self.class
other.results == self.results
elsif other.class <= Array
other == self.results
else
false
end
end
alias_method :eql?, :==
def empty?
results.empty?
end
def method_missing(method_name, *arguments, &block)
results.send(method_name, *arguments, &block)
end
def respond_to_missing?(method_name, include_private = false)
results.respond_to?(method_name, include_private)
end
end
end
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20 entries across 20 versions & 1 rubygems