Adding a root dir will not add it to the DB until after it is saved, also will not save if the path is blank.

NzbDrone.Web/Controllers/AddSeriesController.cs

@@ -187,9 +187,16 @@ namespace NzbDrone.Web.Controllers
         [HttpPost]
         public JsonResult SaveRootDir(int id, string path)
         {
+            if (String.IsNullOrWhiteSpace(path))
+                return new JsonResult { Data = "failed" };
+
             try
             {
-                _rootFolderProvider.Update(new RootDir { Id = id, Path = path });
+                if (id == 0)
+                    id = _rootFolderProvider.Add(new RootDir { Path = path });
+
+                else
+                    _rootFolderProvider.Update(new RootDir { Id = id, Path = path });
             }
             catch (Exception ex)
             {
@@ -199,30 +206,33 @@ namespace NzbDrone.Web.Controllers
                 return new JsonResult { Data = "failed" };
             }
 
-            return new JsonResult { Data = "ok" };
+            return new JsonResult { Data = id };
         }
 
         public PartialViewResult AddRootDir()
         {
-            var rootDir = new RootDir { Path = String.Empty };
+            var model = new RootDirModel
+                            {
+                                Id = 0,
+                                Path = "",
+                                SelectList = new SelectList(new List<string> { "" }, "")
+                            };
 
-            var id = _rootFolderProvider.Add(rootDir);
-            rootDir.Id = id;
-
-            var model = new RootDirModel();
-            model.Id = rootDir.Id;
-            model.Path = rootDir.Path;
-            model.SelectList = new SelectList(new List<string> { rootDir.Path }, rootDir.Path);
+            ViewData["guid"] = Guid.NewGuid();
 
             return PartialView("RootDir", model);
         }
 
         public ActionResult GetRootDirView(RootDir rootDir)
         {
-            var model = new RootDirModel();
-            model.Id = rootDir.Id;
-            model.Path = rootDir.Path;
-            model.SelectList = new SelectList(new List<string> { rootDir.Path }, rootDir.Path);
+            var model = new RootDirModel
+                            {
+                                Id = rootDir.Id,
+                                Path = rootDir.Path,
+                                SelectList = new SelectList(new List<string> { rootDir.Path }, rootDir.Path)
+                            };
+
+            ViewData["guid"] = Guid.NewGuid();
 
             return PartialView("RootDir", model);
         }

NzbDrone.Web/Views/AddSeries/Index.cshtml

@@ -132,11 +132,12 @@
 
     var deleteRootDirUrl = '@Url.Action("DeleteRootDir", "AddSeries")';
 
-    function deleteRootDir(id) {
-        sendDeleteToServer(id);
+    function deleteRootDir(guid) {
+        var id = $('#id_' + guid).val();
+        sendDeleteToServer(id, guid);
     }
 
-    function sendDeleteToServer(id) {
+    function sendDeleteToServer(id, guid) {
         $.ajax({
             type: "POST",
             url: deleteRootDirUrl,
@@ -145,15 +146,16 @@
                 alert("Sorry! We could not delete your Root Directory at this time. " + error);
             },
             success: function () {
-                $("#rootDir_" + id).remove();
+                $("#rootDir_" + guid).remove();
             }
         });
     }
 
     var saveRootDirUrl = '@Url.Action("SaveRootDir", "AddSeries")';
 
-    function saveRootDir(id) {
-        var path = $("#path_" + id).data("tComboBox").value();
+    function saveRootDir(guid) {
+        var path = $("#path_" + guid).data("tComboBox").value();
+        var id = $("#id_" + guid).val();
 
         $.ajax({
             type: "POST",
@@ -163,8 +165,11 @@
                 alert("Sorry! We could not save " + path + " at this time. " + error);
             },
             success: function (data, textStatus, jqXHR) {
-                if (data != 'ok')
+                if (data == 'failed')
                     alert("An error occurred while saving Root Directory: " + path);
+                else {
+                    $("#id_" + guid).val(data);
+                }
             }
         });
     }

NzbDrone.Web/Views/AddSeries/RootDir.cshtml

@@ -4,10 +4,10 @@
     Layout = null;
 }
 
-<div class="rootDirSection" id="rootDir_@(Model.Id)" style="padding: 7px; padding-left: 3px;">
+<div class="rootDirSection" id="rootDir_@(ViewData["guid"])" style="padding: 7px; padding-left: 3px;">
     <fieldset style="padding: 5px; height: 40px;">
             @{Html.Telerik().ComboBox()
-                  .Name("path_" + Model.Id)
+                  .Name("path_" + ViewData["guid"])
                   .BindTo(Model.SelectList)
                   .DataBinding(binding => binding.Ajax().Select("_autoCompletePath", "Directory").Delay(400).Cache(false))
                   .Filterable(f => f.FilterMode(AutoCompleteFilterMode.StartsWith))
@@ -16,10 +16,10 @@
                   .Render();}
 
 
-            <a href="#RemoveRootDir" class="deleteRow" onclick="deleteRootDir(@Model.Id); return false;">
+            <a href="#RemoveRootDir" class="deleteRow" onclick="deleteRootDir('@ViewData["guid"]'); return false;">
                 <img src="../../Content/Images/X.png" alt="Delete" width="20px" height="20px" style="vertical-align: middle; margin-top: 7px;"/></a>
-                <button style="padding: 2px 10px 2px 10px; vertical-align: middle; margin: 0px; margin-top: 7px;" onclick="saveRootDir(@Model.Id)">Save</button>
+                <button style="padding: 2px 10px 2px 10px; vertical-align: middle; margin: 0px; margin-top: 7px;" onclick="saveRootDir('@ViewData["guid"]')">Save</button>
 
-            @Html.HiddenFor(x => x.Id, new { id = "id_" + Model.Id })
+            @Html.HiddenFor(x => x.Id, new { id = "id_" + ViewData["guid"] })
     </fieldset>
 </div>