Class: Wallaby::ActiveRecord::ModelPaginationProvider

Inherits:
ModelPaginationProvider
  • Object
show all
Defined in:
lib/adapters/wallaby/active_record/model_pagination_provider.rb

Overview

Model pagination provider for Wallaby::ActiveRecord

Instance Method Summary collapse

Instance Method Details

#page_number ⇒ Integer

Returns page number from parameters starting from 1.

Returns:

  • (Integer) —

    page number from parameters starting from 1



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# File 'lib/adapters/wallaby/active_record/model_pagination_provider.rb', line 27

def page_number
  [@params[:page].to_i, 1].max
end

#page_size ⇒ Integer

Returns page size from parameters or Wallaby configuration.

Returns:

  • (Integer) —

    page size from parameters or Wallaby configuration



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# File 'lib/adapters/wallaby/active_record/model_pagination_provider.rb', line 22

def page_size
  @params[:per].to_i
end

#paginatable? ⇒ true, false

Check if collection can be paginated

Returns:

  • (true) —

    if paginatable

  • (false) —

    if not paginatable



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# File 'lib/adapters/wallaby/active_record/model_pagination_provider.rb', line 10

def paginatable?
  (@collection.respond_to?(:unscope) && @collection.respond_to?(:count)).tap do |paginatable|
    Logger.warn "#{@collection} is not paginatable." unless paginatable
  end
end

#total ⇒ Integer

Returns total count for the collection.

Returns:

  • (Integer) —

    total count for the collection



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# File 'lib/adapters/wallaby/active_record/model_pagination_provider.rb', line 17

def total
  @tatal ||= @collection.unscope(:offset, :limit).count # rubocop:disable CodeReuse/ActiveRecord
end