class UpdateVideosFromArchitecture < ActiveRecord::Migration[8.1]
  def change
    change_table :videos do |t|
      # Make work reference optional (videos can exist without works initially)
      t.change_null :work_id, true

      # Add defaults for boolean fields
      t.change_default :imported, false
      t.change_default :processing_failed, false
      t.change_default :has_subtitles, false

      # Note: file_size is already integer, SQLite compatible with bigint

      # Add source_type default and make required fields not null
      t.change_default :source_type, 0
      t.change_null :source_type, false

      # Make file_path required
      t.change_null :file_path, false
    end

    # Add indexes as specified in architecture
    add_index :videos, [:storage_location_id, :file_path], unique: true
    add_index :videos, :source_type
    add_index :videos, :file_hash
    add_index :videos, :imported
    add_index :videos, [:work_id, :resolution_label]
  end
end