Use proper logging, more errors from tasks should now trigger showing the error dialog instead of siliently failing

lib/background_worker.rb

@@ -1,12 +1,16 @@
 class W3DHub
   class BackgroundWorker
+    LOG_TAG = "W3DHub::BackgroundWorker"
     @@instance = nil
     @@alive = false
 
     def self.create
       raise "BackgroundWorker instance already exists!" if @@instance
+      logger.info(LOG_TAG) { "Starting background job worker..." }
+
 
       @@alive = true
+      @@run = true
       @@instance = self.new
 
       Async do
@@ -18,20 +22,24 @@ class W3DHub
       @@instance
     end
 
+    def self.run?
+      @@run
+    end
+
     def self.alive?
       @@alive
     end
 
     def self.shutdown!
-      @@alive = false
+      @@run = false
     end
 
-    def self.job(job, callback)
-      @@instance.add_job(Job.new(job, callback))
+    def self.job(job, callback, error_handler = nil)
+      @@instance.add_job(Job.new(job: job, callback: callback, error_handler: error_handler))
     end
 
-    def self.foreground_job(job, callback)
-      @@instance.add_job(Job.new(job, callback, true))
+    def self.foreground_job(job, callback, error_handler = nil)
+      @@instance.add_job(Job.new(job: job, callback: callback, error_handler: error_handler, deliver_to_queue: true))
     end
 
     def initialize
@@ -39,17 +47,20 @@ class W3DHub
     end
 
     def handle_jobs
-      while BackgroundWorker.alive?
+      while BackgroundWorker.run?
         job = @jobs.shift
 
         begin
           job&.do
-        rescue => e
-          pp e
+        rescue => error
+          job&.raise_error(error)
         end
 
         sleep 0.1
       end
+
+      logger.info(LOG_TAG) { "Stopped background job worker." }
+      @@alive = false
     end
 
     def add_job(job)
@@ -57,9 +68,10 @@ class W3DHub
     end
 
     class Job
-      def initialize(job, callback, deliver_to_queue = false)
+      def initialize(job:, callback:, error_handler: nil, deliver_to_queue: false)
         @job = job
         @callback = callback
+        @error_handler = error_handler
 
         @deliver_to_queue = deliver_to_queue
       end
@@ -76,6 +88,11 @@ class W3DHub
           @callback.call(result)
         end
       end
+
+      def raise_error(error)
+        logger.error error
+        @error_handler&.call(error)
+      end
     end
   end
 end