added dialog informing browser tab closing

AniListUserFunctions.go

@@ -57,7 +57,7 @@ func (a *App) AniListLogin() {
 
 			serverDone := &sync.WaitGroup{}
 			serverDone.Add(1)
-			handleAniListCallback(serverDone)
+			a.handleAniListCallback(serverDone)
 			serverDone.Wait()
 		} else {
 			aniListJwt.TokenType = string(tokenType.Data)
@@ -68,7 +68,7 @@ func (a *App) AniListLogin() {
 	}
 }
 
-func handleAniListCallback(wg *sync.WaitGroup) {
+func (a *App) handleAniListCallback(wg *sync.WaitGroup) {
 	mux := http.NewServeMux()
 	srv := &http.Server{Addr: ":6734", Handler: mux}
 	mux.HandleFunc("/callback", func(w http.ResponseWriter, r *http.Request) {
@@ -98,9 +98,16 @@ func handleAniListCallback(wg *sync.WaitGroup) {
 				Key:  "anilistRefreshToken",
 				Data: []byte(aniListJwt.RefreshToken),
 			})
+			_, err := runtime.MessageDialog(a.ctx, runtime.MessageDialogOptions{
+				Title:   "AniList Authorization",
+				Message: "It is now safe to close your browser tab",
+			})
+			if err != nil {
+				log.Println(err)
+			}
 			fmt.Println("Shutting down...")
 			aniCancel()
-			err := srv.Shutdown(context.Background())
+			err = srv.Shutdown(context.Background())
 			if err != nil {
 				log.Println("server.Shutdown:", err)
 			}