Class: Katalyst::Tables::Collection::Type::Enum

Inherits:
Value
  • Object
show all
Includes:
Helpers::Multiple
Defined in:
lib/katalyst/tables/collection/type/enum.rb

Instance Attribute Summary

Attributes inherited from Value

#scope

Instance Method Summary collapse

Methods included from Helpers::Multiple

#cast, #default_value, #deserialize, #multiple?, #serialize, #to_param, #value_for_multiple

Methods inherited from Value

#filter, #filter?, #filterable?, #to_param

Constructor Details

#initialize(multiple: true) ⇒ Enum

Returns a new instance of Enum.



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# File 'lib/katalyst/tables/collection/type/enum.rb', line 10

def initialize(multiple: true, **)
  super
end

Instance Method Details

#suggestions(scope, attribute) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/katalyst/tables/collection/type/enum.rb', line 18

def suggestions(scope, attribute)
  model = scope.model
  column = attribute.name

  if attribute.name.include?(".")
    table_name, column = attribute.name.split(".")
    model = scope.model.reflections[table_name].klass

    raise(ArgumentError, "Unknown association '#{table_name}' for #{scope.model}") unless model
  end

  raise ArgumentError, "Unknown enum #{column} for #{model}" unless model.defined_enums.has_key?(column)

  values = model.defined_enums[column].keys

  if attribute.value_before_type_cast.present?
    values = values.select { |key| key.to_s.include?(attribute.value_before_type_cast) }
  end

  values.map { |value| constant_suggestion(attribute:, value:) }
end

#type ⇒ Object 



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# File 'lib/katalyst/tables/collection/type/enum.rb', line 14

def type
  :enum
end