(Added) update label option for source.

tui_rsync/cli/source/source_update.py

@@ -28,6 +28,35 @@ from tui_rsync.cli.label_prompt import LabelPrompt
 console = Console()
 source_update = typer.Typer()
 
+@source_update.command()
+def label(
+    label: str = typer.Option(
+        None, "--label", "-l",
+        help="[b]The label[/] is a uniq identification of a [b]source[/].",
+        show_default=False
+    ),
+    new_label: str = typer.Option(
+        None, "--new-label", "-nl",
+        help="[b]The new label[/] will replace the [b]old source label[/].",
+        show_default=False
+    ),
+
+):
+    """
+    [green b]Update[/] an [yellow]existing source label[/].
+    """
+    if label is None:
+        console.print("What is the [yellow b]old label of source[/]? ")
+        label = LabelPrompt.get_label_fzf()
+
+    if new_label is None:
+        question = "What is the [yellow b]new label of source[/]? "
+        new_label = LabelPrompt.ask_uuid(question)
+
+    if Source.is_exist(label):
+        src = Source.get_source(label)
+        src.update_label(new_label)
+
 @source_update.command()
 def args(
     label: str = typer.Option(

tui_rsync/models/models.py

@@ -82,6 +82,10 @@ class Source(BaseModel):
         src.save()
         return src
 
+    def update_label(self, new_label):
+        self.label = new_label
+        self.save()
+
     def update_args(self, args):
         args_obj = SyncCommand.get_sync_command(args)
         self.args = args_obj