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Contents
# See the Pagy documentation: https://ddnexus.github.io/pagy/extras/countless
# frozen_string_literal: true
require 'pagy/countless'
class Pagy
VARS[:countless_minimal] = false
module Backend
private # the whole module is private so no problem with including it in a controller
# Return Pagy object and items
def pagy_countless(collection, vars={})
pagy = Pagy::Countless.new(pagy_countless_get_vars(collection, vars))
[ pagy, pagy_countless_get_items(collection, pagy) ]
end
# Sub-method called only by #pagy_countless: here for easy customization of variables by overriding
def pagy_countless_get_vars(_collection, vars)
pagy_set_items_from_params(vars) if defined?(UseItemsExtra)
vars[:page] ||= params[ vars[:page_param] || VARS[:page_param] ]
vars
end
# Sub-method called only by #pagy_countless: here for easy customization of record-extraction by overriding
def pagy_countless_get_items(collection, pagy)
# This should work with ActiveRecord, Sequel, Mongoid...
return collection.offset(pagy.offset).limit(pagy.items) if pagy.vars[:countless_minimal]
items = collection.offset(pagy.offset).limit(pagy.items + 1).to_a
items_size = items.size
items.pop if items_size == pagy.items + 1
# finalize may adjust pagy.items, so must be used after checking the size
pagy.finalize(items_size)
items
end
end
end
Version data entries
4 entries across 4 versions & 2 rubygems