Module: EasyMapper::Model::ClassMacros

Defined in:
lib/easy_mapper/model/class_macros.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#associations_to_many ⇒ Object

Returns the value of attribute associations_to_many.



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# File 'lib/easy_mapper/model/class_macros.rb', line 9

def associations_to_many
  @associations_to_many
end

Instance Method Details

#associations_to_one ⇒ Object 



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# File 'lib/easy_mapper/model/class_macros.rb', line 57

def associations_to_one
  @associations_to_one = [] unless @associations_to_one
  @associations_to_one
end

#attributes(*attributes) ⇒ Object 



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# File 'lib/easy_mapper/model/class_macros.rb', line 11

def attributes(*attributes)
  return @attributes if attributes.empty?
  @attributes = attributes + [:id]

  @attributes.each do |attribute|
    define_singleton_method "find_by_#{attribute}" do |value|
      objects.where(attribute => value).exec
    end

    create_attr_accessor(attribute)
  end
end

#belongs_to(cls, attr_name:, id_column: nil) ⇒ Object 



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# File 'lib/easy_mapper/model/class_macros.rb', line 49

def belongs_to(cls, attr_name:, id_column: nil)
  id_column = "#{attr_name}_id" unless id_column
  association = Associations::BelongsTo.new(cls, attr_name, id_column)

  create_association_accessor(attr_name)
  create_attr_accessor(id_column)
end

#has_many(attr_name, cls:, mapped_by: nil) ⇒ Object 



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# File 'lib/easy_mapper/model/class_macros.rb', line 42

def has_many(attr_name, cls:, mapped_by: nil)
  association = Associations::HasMany.new(attr_name, cls, mapped_by)
  associations_to_many << association

  create_association_accessor(attr_name)
end

#has_one(attr_name, cls:, column: nil) ⇒ Object 



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# File 'lib/easy_mapper/model/class_macros.rb', line 35

def has_one(attr_name, cls:, column: nil)
  association = Associations::HasOne.new(attr_name, cls, column)
  associations_to_one << association

  create_association_accessor(attr_name)
end

#repository(repository = nil) ⇒ Object 



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# File 'lib/easy_mapper/model/class_macros.rb', line 24

def repository(repository = nil)
  return @repository unless repository

  @repository = repository
end

#table_name(name = nil) ⇒ Object 



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# File 'lib/easy_mapper/model/class_macros.rb', line 30

def table_name(name = nil)
  return @table_name unless name
  @table_name = name
end