Module: Protobuf::ActiveRecord::Columns::ClassMethods

Defined in:
lib/protobuf/active_record/columns.rb

Instance Method Summary collapse

Instance Method Details

#_protobuf_column_types ⇒ Object 



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# File 'lib/protobuf/active_record/columns.rb', line 29

def _protobuf_column_types
  _protobuf_map_columns unless _protobuf_mapped_columns?

  @_protobuf_column_types
end

#_protobuf_columns ⇒ Object 



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# File 'lib/protobuf/active_record/columns.rb', line 23

def _protobuf_columns
  _protobuf_map_columns unless _protobuf_mapped_columns?

  @_protobuf_columns
end

#_protobuf_date_column?(key) ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/protobuf/active_record/columns.rb', line 42

def _protobuf_date_column?(key)
  _protobuf_column_types[:date].include?(key)
end

#_protobuf_date_datetime_time_or_timestamp_column ⇒ Object 



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# File 'lib/protobuf/active_record/columns.rb', line 35

def _protobuf_date_datetime_time_or_timestamp_column
  _protobuf_map_columns unless _protobuf_mapped_columns?

  @_protobuf_date_datetime_time_or_timestamp_column
end

#_protobuf_date_datetime_time_or_timestamp_column?(key) ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/protobuf/active_record/columns.rb', line 47

def _protobuf_date_datetime_time_or_timestamp_column?(key)
  _protobuf_date_datetime_time_or_timestamp_column.include?(key)
end

#_protobuf_datetime_column?(key) ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/protobuf/active_record/columns.rb', line 52

def _protobuf_datetime_column?(key)
  _protobuf_column_types[:datetime].include?(key)
end

#_protobuf_map_columns(force = false) ⇒ Object

Map out the columns for future reference on type conversion :nodoc:



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# File 'lib/protobuf/active_record/columns.rb', line 58

def _protobuf_map_columns(force = false)
  COLUMN_TYPE_MAP_MUTEX.synchronize do
    @_protobuf_mapped_columns = false if force

    return unless table_exists?
    return if _protobuf_mapped_columns?

    @_protobuf_columns = {}
    @_protobuf_column_types = ::Hash.new { |h, k| h[k] = ::Set.new }
    @_protobuf_date_datetime_time_or_timestamp_column = ::Set.new

    columns.map do |column|
      column_name_symbol = column.name.to_sym
      column_type_symbol = column.type.to_sym
      @_protobuf_columns[column_name_symbol] = column
      @_protobuf_column_types[column_type_symbol] << column_name_symbol

      if DATE_OR_TIME_TYPES.include?(column_type_symbol)
        @_protobuf_date_datetime_time_or_timestamp_column << column_name_symbol
      end
    end

    @_protobuf_mapped_columns = true
  end
end

#_protobuf_mapped_columns? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/protobuf/active_record/columns.rb', line 84

def _protobuf_mapped_columns?
  @_protobuf_mapped_columns
end

#_protobuf_time_column?(key) ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/protobuf/active_record/columns.rb', line 89

def _protobuf_time_column?(key)
  _protobuf_column_types[:time].include?(key)
end

#_protobuf_timestamp_column?(key) ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/protobuf/active_record/columns.rb', line 94

def _protobuf_timestamp_column?(key)
  _protobuf_column_types[:timestamp].include?(key)
end