FinalCAD/csv_row_model

require 'csv_row_model/internal/concerns/column_shared'

module CsvRowModel
  module DynamicColumnShared
    include ColumnShared
    extend ActiveSupport::Concern

    #
    # row_model_class
    #
    def column_index
      @dynamic_column_index ||= row_model_class.dynamic_column_index(column_name)
    end

    def options
      row_model_class.dynamic_columns[column_name]
    end

    #
    # header models
    #
    def header_models
      Array(context.public_send(header_models_context_key))
    end

    def header_models_context_key
      options[:header_models_context_key] || column_name
    end

    class_methods do
      def valid_options
        super + %i[header_models_context_key]
      end
    end
  end
end