add recorder subcommand group

add validation module

src/vban_cli/app.py

@@ -5,7 +5,7 @@ import vban_cmd
 from cyclopts import App, Argument, Parameter, config
 
 from . import __version__ as version
-from . import bus, command, console, strip
+from . import bus, command, console, recorder, strip
 from .context import Context
 
 app = App(
@@ -17,6 +17,7 @@ app = App(
 app.command(strip.app.meta, name='strip')
 app.command(bus.app.meta, name='bus')
 app.command(command.app, name='command')
+app.command(recorder.app, name='recorder')
 app.register_install_completion_command()
 
 

src/vban_cli/recorder.py

@@ -0,0 +1,118 @@
+from pathlib import Path
+from typing import Annotated
+
+from cyclopts import App, Parameter, validators
+
+from . import console, validation
+from .context import Context
+from .help import BaseHelpFormatter
+
+app = App(name='recorder', help_formatter=BaseHelpFormatter())
+
+
+@app.command(name='play')
+def play(
+    *,
+    ctx: Annotated[Context, Parameter(show=False)] = None,
+):
+    """Start the recorder playback."""
+    ctx.client.recorder.play()
+    console.out.print('Recorder playback started.')
+
+
+@app.command(name='stop')
+def stop(
+    *,
+    ctx: Annotated[Context, Parameter(show=False)] = None,
+):
+    """Stop the recorder playback."""
+    ctx.client.recorder.stop()
+    console.out.print('Recorder playback stopped.')
+
+
+@app.command(name='pause')
+def pause(
+    *,
+    ctx: Annotated[Context, Parameter(show=False)] = None,
+):
+    """Pause the recorder playback."""
+    ctx.client.recorder.pause()
+    console.out.print('Recorder playback paused.')
+
+
+@app.command(name='replay')
+def replay(
+    *,
+    ctx: Annotated[Context, Parameter(show=False)] = None,
+):
+    """Replay the recorder playback."""
+    ctx.client.recorder.replay()
+    console.out.print('Recorder playback replay started.')
+
+
+@app.command(name='record')
+def record(
+    *,
+    ctx: Annotated[Context, Parameter(show=False)] = None,
+):
+    """Start recording."""
+    ctx.client.recorder.record()
+    console.out.print('Recording started.')
+
+
+@app.command(name='ff')
+def ff(
+    *,
+    ctx: Annotated[Context, Parameter(show=False)] = None,
+):
+    """Fast forward the recorder playback."""
+    ctx.client.recorder.ff()
+    console.out.print('Recorder playback fast forwarded.')
+
+
+@app.command(name='rew')
+def rew(
+    *,
+    ctx: Annotated[Context, Parameter(show=False)] = None,
+):
+    """Rewind the recorder playback."""
+    ctx.client.recorder.rew()
+    console.out.print('Recorder playback rewound.')
+
+
+@app.command(name='load')
+def load(
+    file_path: Annotated[
+        Path,
+        Parameter(
+            help='The path to the recording file to load.',
+            validator=validators.Path(exists=True),
+        ),
+    ],
+    /,
+    *,
+    ctx: Annotated[Context, Parameter(show=False)] = None,
+):
+    """Load a file into the recorder.
+
+    note: This command may only work if vban-cli is running on localhost and may not work if vban-cli is running on a remote server."""
+    ctx.client.recorder.load(file_path)
+    console.out.print(f'Loaded file: {file_path}')
+
+
+@app.command(name='goto')
+def goto(
+    time_string: Annotated[
+        str,
+        Parameter(
+            help='The timestamp to go to in the recorder playback (format: HH:MM:SS).',
+            validator=validation.is_valid_time_string,
+        ),
+    ],
+    /,
+    *,
+    ctx: Annotated[Context, Parameter(show=False)] = None,
+):
+    """Go to a specific timestamp in the recorder playback."""
+    ctx.client.recorder.goto(time_string)
+    console.out.print(f'Went to timestamp {time_string} in recorder playback.')

src/vban_cli/validation.py

@@ -0,0 +1,9 @@
+import re
+
+
+def is_valid_time_string(type_, value: str) -> str:
+    """Validate if the given string is a valid time format (HH:MM:SS)."""
+    pattern = r'^(?:[01]\d|2[0123]):(?:[012345]\d):(?:[012345]\d)$'
+    if not re.match(pattern, value):
+        raise ValueError('Invalid time format. Expected HH:MM:SS.')
+    return value