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Size: 945 Bytes
Versions: 42
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Stored size: 945 Bytes
Contents
module ActiveGraph
class Paginated
include Enumerable
attr_reader :items, :total, :current_page
def initialize(items, total, current_page)
@items = items
@total = total
@current_page = current_page
end
def self.create_from(source, page, per_page, order = nil)
target = source.node_var || source.identity
partial = source.skip((page - 1) * per_page).limit(per_page)
ordered_partial, ordered_source = if order
[partial.order_by(order), source.query.with("#{target} as #{target}").pluck("COUNT(#{target})").first]
else
[partial, source.count]
end
Paginated.new(ordered_partial, ordered_source, page)
end
delegate :each, to: :items
delegate :pluck, to: :items
delegate :size, :[], to: :items
end
end
Version data entries
42 entries across 42 versions & 1 rubygems