podemos-info/participa2

# frozen_string_literal: true

# This migration comes from decidim_comments (originally 20181016142511)

class MakeAuthorsPolymorphicForComments < ActiveRecord::Migration[5.2]
  class Comment < ApplicationRecord
    self.table_name = :decidim_comments_comments
  end
  def change
    add_column :decidim_comments_comments, :decidim_author_type, :string

    reversible do |direction|
      direction.up do
        execute <<~SQL.squish
          UPDATE decidim_comments_comments
          SET decidim_author_type = 'Decidim::UserBaseEntity'
        SQL
      end
    end

    add_index :decidim_comments_comments,
              [:decidim_author_id, :decidim_author_type],
              name: "index_decidim_comments_comments_on_decidim_author"

    change_column_null :decidim_comments_comments, :decidim_author_id, false
    change_column_null :decidim_comments_comments, :decidim_author_type, false
    Comment.reset_column_information
  end
end