Class: RailsStuff::Statusable::MappedBuilder

Inherits:
Builder
  • Object
show all
Defined in:
lib/rails_stuff/statusable/mapped_builder.rb

Overview

Generates methods and scopes when status names are mapped to internal values.

Instance Attribute Summary

Attributes inherited from Builder

#helper, #options, #prefix, #suffix

Instance Method Summary collapse

Methods inherited from Builder

#field_accessor, #generate, #initialize, #status_method_name, #translation_helpers, #validations, #value_accessor, #value_accessors, #value_scopes

Constructor Details

This class inherits a constructor from RailsStuff::Statusable::Builder

Instance Method Details

#each_status(&block) ⇒ Object 



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# File 'lib/rails_stuff/statusable/mapped_builder.rb', line 10

def each_status(&block)
  mapping.each(&block)
end

#field_reader ⇒ Object 



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# File 'lib/rails_stuff/statusable/mapped_builder.rb', line 21

def field_reader
  field = self.field
  helper = self.helper

  # Returns status name.
  define_method field do |original = false|
    val = super()
    original || !val ? val : helper.unmap(val)
  end

  # Status as symbol.
  define_method "#{field}_sym" do
    val = public_send(field)
    val && val.to_sym
  end
end

#field_scope ⇒ Object

Scope with given status. Useful for has_scope.



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# File 'lib/rails_stuff/statusable/mapped_builder.rb', line 15

def field_scope
  field = self.field
  helper = self.helper
  define_scope "with_#{field}", ->(status) { where(field => helper.map(status)) }
end

#field_writer ⇒ Object 



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# File 'lib/rails_stuff/statusable/mapped_builder.rb', line 38

def field_writer
  helper = self.helper
  # Make field accept sympbols.
  define_method "#{field}=" do |val|
    val = val.to_s if val.is_a?(Symbol)
    super(helper.map(val))
  end
end