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Contents
# See the Pagy documentation: https://ddnexus.github.io/pagy/extras/elasticsearch_rails
# encoding: utf-8
# frozen_string_literal: true
require 'pagy/extras/pagy_search'
class Pagy
# used by the items extra
ELASTICSEARCH_RAILS = true
# create a Pagy object from an Elasticsearch::Model::Response::Response object
def self.new_from_elasticsearch_rails(response, vars={})
vars[:items] = response.search.options[:size] || 10
vars[:page] = (response.search.options[:from] || 0) / vars[:items] + 1
vars[:count] = response.raw_response['hits']['total']
new(vars)
end
# Add specialized backend methods to paginate ElasticsearchRails searches
module Backend ; private
# Return Pagy object and items
def pagy_elasticsearch_rails(search_args, vars={})
model, query_or_payload, options, _block, *called = search_args
vars = pagy_elasticsearch_rails_get_vars(nil, vars)
options[:size] = vars[:items]
options[:from] = vars[:items] * (vars[:page] - 1)
response = model.search(query_or_payload, options)
vars[:count] = response.raw_response['hits']['total']
pagy = Pagy.new(vars)
# with :last_page overflow we need to re-run the method in order to get the hits
if defined?(OVERFLOW) && pagy.overflow? && pagy.vars[:overflow] == :last_page
return pagy_elasticsearch_rails(search_args, vars.merge(page: pagy.page))
end
return pagy, called.empty? ? response : response.send(*called)
end
# Sub-method called only by #pagy_elasticsearch_rails: here for easy customization of variables by overriding
# the _collection argument is not available when the method is called
def pagy_elasticsearch_rails_get_vars(_collection, vars)
vars[:items] ||= VARS[:items]
vars[:page] ||= (params[ vars[:page_param] || VARS[:page_param] ] || 1).to_i
vars
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems