Class: Wallaby::Sorting::NextBuilder

Inherits:

Object

• Object
• Wallaby::Sorting::NextBuilder

Defined in:

lib/services/wallaby/sorting/next_builder.rb

Overview

Generate sort param for given field’s next sort order (e.g. from empty to ‘asc`, from `asc` to `desc`, from `desc` to empty)

Direct Known Subclasses

SingleBuilder

Constant Summary

ASC =

'asc'

DESC =

'desc'

Instance Method Summary

• #initialize(params, hash = nil) ⇒ NextBuilder constructor

  A new instance of NextBuilder.

• #next_params(field_name) ⇒ ActionController::Parameters

  Update the ‘sort` parameter.

Constructor Details

#initialize(params, hash = nil) ⇒ NextBuilder

Returns a new instance of NextBuilder.

Parameters:

• params (ActionController::Parameters)
• hash (Hash, nil) (defaults to: nil) —

  a hash containing sorting info, e.g. ‘{ name: ’asc’ }‘

# File 'lib/services/wallaby/sorting/next_builder.rb', line 13

def initialize(params, hash = nil)
  @params = params
  @hash = hash.try(:with_indifferent_access) || HashBuilder.build(params[:sort])
end

Instance Method Details

#next_params(field_name) ⇒ ActionController::Parameters

Update the ‘sort` parameter.

Examples:

for param ‘’name asc’‘, it updates the parameters to:

{sort: 'name desc'}

Parameters:

• field_name (String) —

  field name

Returns:

• (ActionController::Parameters) —

  updated parameters with new sort order for given field

# File 'lib/services/wallaby/sorting/next_builder.rb', line 24

def next_params(field_name)
  params = Utils.clone @params
  params[:sort] = complete_sorting_str_with field_name
  params
end