docs: #302 transfering a category to its more complete alternative

GanjooRazor/Areas/Admin/Pages/CatTrans.cshtml

@@ -47,5 +47,17 @@ else
             </td>
         </tr>
     </table>
+
+    <table>
+        <tr>
+            <td>نهایی سازی انتقال به بخش:</td>
+            <td>
+                <form method="post" action="/Admin/CatTrans?Handler=Finalize&id=@Model.CatId">
+                    <input asp-for="DestCatId" />
+                    <input type="submit" value="نهایی سازی" />
+                </form>
+            </td>
+        </tr>
+    </table>
 }
 

GanjooRazor/Areas/Admin/Pages/CatTrans.cshtml.cs

@@ -106,6 +106,33 @@ namespace GanjooRazor.Areas.Admin.Pages
                 }
             }
         }
+
+        public async Task<IActionResult> OnPostFinalizeAsync()
+        {
+            CatId = int.Parse(Request.Query["id"]);
+            using (HttpClient secureClient = new HttpClient())
+            {
+                if (await GanjoorSessionChecker.PrepareClient(secureClient, Request, Response))
+                {
+                    HttpResponseMessage response = await secureClient.PutAsync($"{APIRoot.Url}/api/ganjoor/duplicates/finish/{CatId}/{DestCatId}", null);
+                    if (!response.IsSuccessStatusCode)
+                    {
+                        LastMessage = JsonConvert.DeserializeObject<string>(await response.Content.ReadAsStringAsync());
+                        return Page();
+                    }
+                    else
+                    {
+                        LastMessage = "فرایند شروع شد.";
+                        return Page();
+                    }
+                }
+                else
+                {
+                    LastMessage = "لطفا از گنجور خارج و مجددا به آن وارد شوید.";
+                    return Page();
+                }
+            }
+        }
     }
         
 }

RMuseum/Services/Implementation/GanjoorService-Partials/GanjoorService-DuplicateFinder.cs

@@ -139,6 +139,9 @@ namespace RMuseum.Services.Implementation
                                        context.Update(destCatPage);
                                        context.Remove(catPage);
 
+                                       var cat = await context.GanjoorCategories.Where(c => c.Id == catId).SingleAsync();
+                                       context.Remove(cat);
+
                                        await jobProgressServiceEF.UpdateJob(job.Id, 100, "", true);
                                    }
                                    catch (Exception exp)