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-rw-r--r--app/models/concerns/reactive_caching.rb28
1 files changed, 22 insertions, 6 deletions
diff --git a/app/models/concerns/reactive_caching.rb b/app/models/concerns/reactive_caching.rb
index 9155d82d567..65cc7a751f9 100644
--- a/app/models/concerns/reactive_caching.rb
+++ b/app/models/concerns/reactive_caching.rb
@@ -42,6 +42,8 @@
module ReactiveCaching
extend ActiveSupport::Concern
+ InvalidateReactiveCache = Class.new(StandardError)
+
included do
class_attribute :reactive_cache_lease_timeout
@@ -63,15 +65,19 @@ module ReactiveCaching
end
def with_reactive_cache(*args, &blk)
- bootstrap = !within_reactive_cache_lifetime?(*args)
- Rails.cache.write(alive_reactive_cache_key(*args), true, expires_in: self.class.reactive_cache_lifetime)
+ unless within_reactive_cache_lifetime?(*args)
+ refresh_reactive_cache!(*args)
+ return nil
+ end
- if bootstrap
- ReactiveCachingWorker.perform_async(self.class, id, *args)
- nil
- else
+ keep_alive_reactive_cache!(*args)
+
+ begin
data = Rails.cache.read(full_reactive_cache_key(*args))
yield data if data.present?
+ rescue InvalidateReactiveCache
+ refresh_reactive_cache!(*args)
+ nil
end
end
@@ -96,6 +102,16 @@ module ReactiveCaching
private
+ def refresh_reactive_cache!(*args)
+ clear_reactive_cache!(*args)
+ keep_alive_reactive_cache!(*args)
+ ReactiveCachingWorker.perform_async(self.class, id, *args)
+ end
+
+ def keep_alive_reactive_cache!(*args)
+ Rails.cache.write(alive_reactive_cache_key(*args), true, expires_in: self.class.reactive_cache_lifetime)
+ end
+
def full_reactive_cache_key(*qualifiers)
prefix = self.class.reactive_cache_key
prefix = prefix.call(self) if prefix.respond_to?(:call)