Added support to remove custom lists from trakt.tv in maintenance mode.

Maintenance.cs

@@ -602,5 +602,39 @@ public static void RemoveMoviePausedState()
                 Thread.Sleep(2000);
             }
         }
+
+        public static void RemoveCustomLists()
+        {
+            if (Cancel) return;
+
+            // get paused info for episodes
+            UIUtils.UpdateStatus("Getting custom lists from trakt.tv");
+            var customLists = TraktAPI.TraktAPI.GetCustomLists();
+            if (customLists != null)
+            {
+                int i = 0;
+                int count = customLists.Count();
+                UIUtils.UpdateStatus($"Found {count} custom lists on trakt.tv");
+
+                foreach (var item in customLists)
+                {
+                    if (Cancel) return;
+
+                    UIUtils.UpdateStatus($"[{++i}/{count}] Removing custom list '{item.Name}' from trakt.tv.");
+                    bool syncResponse = TraktAPI.TraktAPI.DeleteCustomList(item.Ids.Trakt.ToString());
+                    if (syncResponse == false)
+                    {
+                        UIUtils.UpdateStatus($"Failed to remove custom list '{item.Name}' from trakt.tv", true);
+                        Thread.Sleep(2000);
+                        continue;
+                    }
+                }
+            }
+            else
+            {
+                UIUtils.UpdateStatus("Failed to get current custom lists from trakt.tv", true);
+                Thread.Sleep(2000);
+            }
+        }
     }
 }

Settings/MaintenanceSettings.cs

@@ -16,5 +16,6 @@ public class MaintenanceSettings
         public bool WatchlistMovies { get; set; }
         public bool PausedEpisodes { get; set; }
         public bool PausedMovies { get; set; }
+        public bool CustomLists { get; set; }
     }
 }

TraktRater.cs

@@ -746,6 +746,10 @@ private void StartMaintenance(MaintenanceSettings settings)
                 {
                     Maintenance.RemoveMoviePausedState();
                 }
+                if (settings.CustomLists)
+                {
+                    Maintenance.RemoveCustomLists();
+                }
 
                 // finished
                 SetControlState(true);

UI/MaintenanceDialog.cs

@@ -107,6 +107,12 @@ private void chkMovieResumeTimes_Click(object sender, EventArgs e)
         {
             Settings.PausedMovies = chkMoviePausedStates.Checked;
         }
+
+        private void chkCustomLists_Click(object sender, EventArgs e)
+        {
+            Settings.CustomLists = chkCustomLists.Checked;
+        }
         #endregion
+
     }
 }