Command queue

New: Adding multiple series will queue them instead of running all at once
New: Slower scheduled tasks won't be block others from running

src/NzbDrone.Core/Update/Commands/ApplicationUpdateCommand.cs

@@ -11,5 +11,13 @@ namespace NzbDrone.Core.Update.Commands
                 return true;
             }
         }
+
+        public override string CompletionMessage
+        {
+            get
+            {
+                return "Restarting Sonarr to apply updates";
+            }
+        }
     }
-}
+}

src/NzbDrone.Core/Update/InstallUpdateService.cs

@@ -191,7 +191,7 @@ namespace NzbDrone.Core.Update
                 return;
             }
 
-            if (OsInfo.IsNotWindows && !_configFileProvider.UpdateAutomatically && !message.Manual)
+            if (OsInfo.IsNotWindows && !_configFileProvider.UpdateAutomatically && message.Trigger != CommandTrigger.Manual)
             {
                 _logger.ProgressDebug("Auto-update not enabled, not installing available update.");
                 return;
@@ -200,23 +200,21 @@ namespace NzbDrone.Core.Update
             try
             {
                 InstallUpdate(latestAvailable);
-
-                message.Completed("Restarting Sonarr to apply updates");
             }
             catch (UpdateFolderNotWritableException ex)
             {
                 _logger.ErrorException("Update process failed", ex);
-                message.Failed(ex, string.Format("Startup folder not writable by user '{0}'", Environment.UserName));
+                throw new CommandFailedException("Startup folder not writable by user '{0}'", ex, Environment.UserName);
             }
             catch (UpdateVerificationFailedException ex)
             {
                 _logger.ErrorException("Update process failed", ex);
-                message.Failed(ex, "Downloaded update package is corrupt");
+                throw new CommandFailedException("Downloaded update package is corrupt", ex);
             }
             catch (UpdateFailedException ex)
             {
                 _logger.ErrorException("Update process failed", ex);
-                message.Failed(ex);
+                throw new CommandFailedException(ex);
             }
         }
     }