Class: Mobility::Backends::Sequel::Column::QueryMethods

Inherits:
QueryMethods
  • Object
show all
Defined in:
lib/mobility/backends/sequel/column/query_methods.rb

Instance Method Summary collapse

Constructor Details

#initialize(attributes, _) ⇒ QueryMethods

Returns a new instance of QueryMethods.



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# File 'lib/mobility/backends/sequel/column/query_methods.rb', line 6

def initialize(attributes, _)
  super
  attributes_extractor = @attributes_extractor

  %w[exclude or where].each do |method_name|
    define_method method_name do |*conds, &block|
      if keys = attributes_extractor.call(conds.first)
        cond = conds.first.dup
        keys.each { |attr| cond[Column.column_name_for(attr)] = cond.delete(attr) }
        super(cond, &block)
      else
        super(*conds, &block)
      end
    end
  end

  attributes.each do |attribute|
    define_method :"first_by_#{attribute}" do |value|
      where(attribute.to_sym => value).first
    end
  end
end