Class: ActiveRecord::Materialized::RefreshScheduler Private

Inherits:
Object
  • Object
show all
Defined in:
lib/activerecord/materialized/refresh_scheduler.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Dispatches a view's configured refresh strategy (:async / :immediate / :manual) after a write.

Constant Summary collapse

STRATEGIES =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future.

The refresh strategies a view may declare; the single source of truth shared by the refresh_on_change DSL (fail-fast validation) and this dispatcher.

%i[async immediate manual].freeze

Class Method Summary collapse

Class Method Details

.schedule(view_class) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/activerecord/materialized/refresh_scheduler.rb', line 14

def schedule(view_class)
  # Capture the transition before marking dirty so the async dispatcher
  # can coalesce: a bulk write only needs one job for the whole burst.
  newly_dirty = !view_class.dirty?
  view_class.mark_dependencies_changed!

  case view_class.resolved_refresh_strategy
  when :manual
    nil
  when :immediate
    view_class.refresh!
  when :async
    dispatch_async(view_class, newly_dirty)
  else
    raise ArgumentError, "Unknown refresh strategy: #{view_class.resolved_refresh_strategy}"
  end
end