Module: ModelConcerns::Searchable::ClassMethods

Defined in:
lib/model_concerns/searchable.rb

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_id, *arguments, &block) ⇒ Object 



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# File 'lib/model_concerns/searchable.rb', line 20

def method_missing(method_id, *arguments, &block)
  regex = /^like|between|equal_[\w]+$/
  
  if method_id.to_s =~ regex &&  self.column_names.include?(attribute_name = method_id.to_s.match(/_[\w]+$/)[0].gsub(/^_/,''))
    type = /^like|between|equal/.match(method_id.to_s)[0]
    case  type
    when 'like'
      return where(" #{table_name}.#{attribute_name} like ? ", "%#{arguments[0]}%") unless arguments[0].blank?
    when 'between'
      sql = ''
      sql = sql + " #{table_name}.%s > '%s' " % [attribute_name, arguments[0]] unless arguments[0].blank?
      sql = sql + " %s #{table_name}.%s < '%s'" % [sql.blank? ? '' : 'and' , attribute_name, arguments[1]] unless arguments[1].blank?
      return where(sql) unless sql.empty?
    when 'equal'
      return where(" #{table_name}.#{attribute_name} = ? ", "#{arguments[0]}") unless arguments[0].blank?
    end
     
    return where('')
  else
    super
  end
end

Instance Method Details

#quick_search(*columns) ⇒ Object

usage: quick_search :no, :user_name then that class has scope with name search(keyword)



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# File 'lib/model_concerns/searchable.rb', line 8

def quick_search(*columns)
  scope :search, ->(keyword) { where "#{columns.map { |column| table_name + '.' + column.to_s + ' like :key' }.join(' or ')}", key: "%" + (keyword.nil? ? "" : keyword) + "%" unless keyword.blank?}
end

#respond_to?(method_id, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/model_concerns/searchable.rb', line 12

def respond_to?(method_id, include_private = false)
  if method_id.to_s =~ /^like|between|equal_[\w]+$/
    true
  else
    super
  end
end