Class: Admino::Query::Sorting

Inherits:
Object
  • Object
show all
Defined in:
lib/admino/query/sorting.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config, params) ⇒ Sorting

Returns a new instance of Sorting.



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# File 'lib/admino/query/sorting.rb', line 11

def initialize(config, params)
  @config = config
  @params = ActiveSupport::HashWithIndifferentAccess.new(params)
end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



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# File 'lib/admino/query/sorting.rb', line 9

def config
  @config
end

#params ⇒ Object (readonly)

Returns the value of attribute params.



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# File 'lib/admino/query/sorting.rb', line 8

def params
  @params
end

Instance Method Details

#active_scope ⇒ Object 



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# File 'lib/admino/query/sorting.rb', line 38

def active_scope
  if param_value && available_scopes.include?(param_value.to_sym)
    param_value.to_sym
  elsif default_scope
    default_scope
  else
    nil
  end
end

#ascending? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/admino/query/sorting.rb', line 28

def ascending?
  if params[:sort_order] == 'desc'
    false
  elsif params[:sort_order].blank? && active_scope == default_scope
    default_direction_is_ascending?
  else
    true
  end
end

#augment_scope(scope) ⇒ Object 



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# File 'lib/admino/query/sorting.rb', line 16

def augment_scope(scope)
  if active_scope
    scope.send(active_scope, ascending? ? :asc : :desc)
  else
    scope
  end
end

#available_scopes ⇒ Object 



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# File 'lib/admino/query/sorting.rb', line 68

def available_scopes
  config.scopes
end

#default_direction ⇒ Object 



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# File 'lib/admino/query/sorting.rb', line 52

def default_direction
  config.default_direction
end

#default_direction_is_ascending? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/admino/query/sorting.rb', line 56

def default_direction_is_ascending?
  default_direction != :desc
end

#default_scope ⇒ Object 



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# File 'lib/admino/query/sorting.rb', line 48

def default_scope
  config.default_scope
end

#is_scope_active?(scope) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/admino/query/sorting.rb', line 24

def is_scope_active?(scope)
  active_scope == scope
end

#param_name ⇒ Object 



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# File 'lib/admino/query/sorting.rb', line 64

def param_name
  :sorting
end

#param_value ⇒ Object 



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# File 'lib/admino/query/sorting.rb', line 60

def param_value
  params.fetch(param_name, nil)
end

#scope_name ⇒ Object 



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# File 'lib/admino/query/sorting.rb', line 72

def scope_name
  config.name
end