feat: implement edit-command

Signed-off-by: Konstantin Fickel <mail@konstantinfickel.de>

src/streamer/__init__.py

@@ -2,7 +2,7 @@ import glob
 import os
 from datetime import datetime
 from shutil import move
-from typing import Generator
+from typing import Annotated, Generator
 
 import click
 import typer
@@ -54,6 +54,23 @@ def todo() -> None:
             )
 
 
+@app.command()
+def edit(number: Annotated[int, typer.Argument()] = 1) -> None:
+    all_shards = list(all_files(TaskConfiguration))
+    sorted_shards = sorted(all_shards, key=lambda s: s.moment)
+
+    if abs(number) >= len(sorted_shards):
+        raise ValueError("Argument out of range")
+
+    selected_number = number
+    if selected_number >= 0:
+        selected_number = len(sorted_shards) - selected_number
+    else:
+        selected_number = -selected_number
+
+    click.edit(None, filename=sorted_shards[selected_number].location["file"])
+
+
 @app.command()
 def new() -> None:
     streamer_directory = Settings().base_folder