Module: ActiveRecord::Acts::Optionable::IntanceMethods

Defined in:
lib/acts_as_optionable/acts_as_optionable.rb

Instance Method Summary collapse

Instance Method Details

#delete_option(name) ⇒ Object

Delete a stored option.



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# File 'lib/acts_as_optionable/acts_as_optionable.rb', line 35

def delete_option(name)
  if option = options(:reload).find_by_name(name.to_s)
    option = option.destroy
    options(:reload)
    option
  end
end

#get_option(name) ⇒ Object

Get a stored option, or fall back to a default option



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# File 'lib/acts_as_optionable/acts_as_optionable.rb', line 29

def get_option(name)
  get_stored_option(name) ||
  get_default_option(name)
end

#options_and_defaults ⇒ Object

Return a hash of options and defaults. Values in hash are Option instances



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# File 'lib/acts_as_optionable/acts_as_optionable.rb', line 44

def options_and_defaults
  get_default_options.merge(options_as_hash)
end

#options_and_defaults_hash ⇒ Object

Return a pure hash filled from the options. Use this if you want access to the data as a hash without interfacing with Option methods



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# File 'lib/acts_as_optionable/acts_as_optionable.rb', line 50

def options_and_defaults_hash
  options_and_defaults.inject({}) do |memo, option|
    memo[option[0]] = option[1].to_h 
    memo
  end
end

#options_values_struct ⇒ Object

Returns an instance of options where option names are callable as methods

Example:

# Where foo is 'FOO' & bar is 'BAR'
options = foo.options_values_struct 
options.foo => "FOO"
options.bar => "BAR"



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# File 'lib/acts_as_optionable/acts_as_optionable.rb', line 64

def options_values_struct
  options = {}
  options_and_defaults.each do |name, option|
    opt_key = name.to_s
    options[opt_key] = option.value
    options["#{opt_key}_kind"] = option.kind
    options["#{opt_key}_display_name"] = option.display_name
  end        
  OpenStruct.new(options)
end

#set_option(name, value, opts = {}) ⇒ Object

Store an option persistently and override default option



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# File 'lib/acts_as_optionable/acts_as_optionable.rb', line 19

def set_option(name, value, opts = {})
  option = get_stored_option(name) || options.build(:name => name.to_s, :value => value, :kind => opts[:kind], :display_name => opts[:display_name], :category => opts[:category], :position => opts[:position])
  return if !opts[:force_set] && new_option_matches_current?(option, value)
  option.value = value
  ret = option.save!
  options(:reload)
  ret
end