Class: SimpleMaster::Schema

Inherits:
Object
  • Object
show all
Defined in:
lib/simple_master/schema.rb

Constant Summary collapse

TYPE = 
{
  integer: :integer,
  float: :float,
  string: :string,
  text: :string,
  json: :json,
  boolean: :boolean,
  datetime: :time,
  time: :time,
}.freeze

Class Method Summary collapse

Class Method Details

.generate(table_name) ⇒ Object 



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# File 'lib/simple_master/schema.rb', line 17

def generate(table_name)
  ar_columns = ::ActiveRecord::Base.connection.columns(table_name)
  ar_columns.each do |ar_column|
    info = []

    info << "  def_column :#{ar_column.name}"

    if ar_column.name == "type"
      info << "sti: true"
    elsif ar_column.name.end_with?("type") && ar_columns.any? { _1.name == "#{ar_column.name.delete_suffix('_type')}_id" }
      info << "polymorphic_type: true"
    elsif ar_column.name != "id" && TYPE[ar_column.type]
      info << "type: :#{TYPE[ar_column.type]}"
    end

    unless ar_column.default.nil?
      db_default_value = db_default_value(ar_column)

      info << "default: #{db_default_value.inspect}"
    end

    if ar_column.type == :time
      info << "db_type: :time"
    end

    puts info.join(", ")
  end

  nil
end