Module: HasMeta::InstanceMethods

Defined in:
lib/has_meta/instance_methods.rb

Instance Method Summary collapse

Instance Method Details

#add_to_pending_save(args) ⇒ Object 



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# File 'lib/has_meta/instance_methods.rb', line 21

def add_to_pending_save args
  self.meta_attributes_pending_save ||= {}
  self.meta_attributes_pending_save.merge!(args)
end

#list_meta_keys ⇒ Object

TODO: Test these



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# File 'lib/has_meta/instance_methods.rb', line 41

def list_meta_keys
  self.meta_data.pluck(:keys).uniq
end

#meta_destroy(key) ⇒ Object 



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# File 'lib/has_meta/instance_methods.rb', line 36

def meta_destroy key
  self.meta_data.where(key: key).destroy_all
end

#meta_get(key) ⇒ Object 



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# File 'lib/has_meta/instance_methods.rb', line 4

def meta_get key
  return self.meta_attributes_pending_save[key][:value] if self.meta_attributes_pending_save.try(:[], key).present?

  self.meta_data.where(key: key.to_s).try(:first).try(:value)
end

#meta_set(key, value, options = {}) ⇒ Object 



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# File 'lib/has_meta/instance_methods.rb', line 10

def meta_set key, value, options={}
  return meta_destroy key if value.nil? or value == ''
  if self.persisted?
    meta = self.meta_data.where(key: key.to_s).first_or_create
    meta.send :value=, value, options
    meta
  else
    add_to_pending_save key => {value: value, options: options}
  end
end

#meta_set!(key, value, options = {}) ⇒ Object 



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# File 'lib/has_meta/instance_methods.rb', line 31

def meta_set! key, value, options={}
  result = meta_set(key, value, options)
  result.respond_to?(:save) ? result.save : result
end

#remove_meta(key) ⇒ Object 



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# File 'lib/has_meta/instance_methods.rb', line 45

def remove_meta(key)
  self.send(key.to_sym, nil)
end

#save_pending_meta_attributes ⇒ Object 



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# File 'lib/has_meta/instance_methods.rb', line 26

def save_pending_meta_attributes
  self.meta_attributes_pending_save.each { |key, v| meta_set! key, v[:value], v[:options] }
  self.meta_attributes_pending_save.clear
end