#399

backend/app/services/post_bulk_creator.rb

@@ -1,21 +1,54 @@
 class PostBulkCreator
   def initialize actor:, posts:, thumbnails:
-    @actor = actor
+    @actor_id = actor.id
     @posts = posts
     @thumbnails = thumbnails
   end
 
   def run
-    results = @posts.each_with_index.map { |attributes, index|
-      create_row(attributes, index)
-    }
+    results = Array.new(@posts.length)
+    mutex = Mutex.new
+    next_index = 0
+
+    workers = Array.new(2) do
+      Thread.new do
+        ActiveRecord::Base.connection_pool.with_connection do
+          actor = User.find(@actor_id)
+          loop do
+            index = nil
+            begin
+              index = mutex.synchronize do
+                current = next_index
+                next_index += 1
+                current
+              end
+              break if index >= @posts.length
+
+              attributes = @posts[index]
+              results[index] = create_row(actor, attributes, index)
+            rescue StandardError => e
+              Rails.logger.error(
+                  "post_bulk_creator_worker_failure #{ { error: e.class.name,
+                                                        message: e.message,
+                                                        index: }.to_json }")
+              results[index] = {
+                  status: 'failed',
+                  recoverable: false,
+                  errors: { base: ['登録中にエラーが発生しました．'] },
+                  base_errors: [] }
+            end
+          end
+        end
+      end
+    end
+    workers.each(&:join)
 
     { results: }
   end
 
   private
 
-  def create_row attributes, index
+  def create_row actor, attributes, index
     preflight =
         PostCreatePreflight.new(
             attributes: attributes,
@@ -27,7 +60,7 @@ class PostBulkCreator
     end
 
     post = PostCreator.new(
-        actor: @actor,
+        actor: actor,
         attributes: normalised_attributes(attributes, preflight, index)).create!
     result = {
         status: 'created',
@@ -122,7 +155,10 @@ class PostBulkCreator
         original_created_from: preflight[:original_created_from],
         original_created_before: preflight[:original_created_before],
         duration: preflight[:duration],
-        video_ms: preflight[:video_ms] }
+        video_ms: preflight[:video_ms],
+        normalised_tags: preflight[:normalised_tags],
+        tag_sections: preflight[:tag_sections],
+        normalised_parent_post_ids: preflight[:normalised_parent_post_ids] }
   end
 
   def thumbnail_for index, attributes