Add version option.

Author: ciembor

README.md

@@ -1,4 +1,4 @@
-# 📻 spotify-cmd v0.1.8
+# 📻 spotify-cmd v0.1.9
 
 `spotify-cmd` is a Spotify client that allows controlling the playback of **albums and playlists from a user's library** (based on names or Spotify URIs) and individual tracks (based solely on Spotify URIs). The application is intended for use with [spotifyd](https://github.com/Spotifyd/spotifyd), but it works with any Spotify-enabled device.
 
@@ -43,6 +43,7 @@ socket_buffer_size = 1024
 * `set shuffle <on|off>`: Toggles shuffle mode.
 * `set volume <0-100>`: Sets the volume level.
 * `find <search_type> <query>`: Searches for items on Spotify. Acceptable search types are `album`, `artist`, `playlist`, `track`, `episode`, and `show`.
+* `version`: Prints the installed `spotify-cmd` version.
 
 ## Output Format
 
@@ -67,6 +68,10 @@ spotify-cmd find artist "Nils Frahm"
 
 Developers can create interfaces for `spotify-cmd-daemon` using `/tmp/spotify-cmd-daemon.sock`. Socket handling and data format details are in the `./src/common` directory (there is no documentation).
 
+Daemon helper:
+
+* `spotify-cmd-daemon --version` prints the installed daemon version.
+
 ## Planned Features and Upcoming Development
 
 * Displaying tracks from specific albums or playlists.

setup.py

@@ -6,7 +6,7 @@
 
 setup(
     name="spotify-cmd",
-    version="0.1.8",
+    version="0.1.9",
     packages=find_packages(),
     install_requires=[
         'argparse==1.4.0',

src/spotify_cmd_client/main.py

@@ -1,12 +1,20 @@
 import socket
 import argparse
 import json
+from importlib.metadata import version, PackageNotFoundError
 from .client import Client
 
+def get_pkg_version():
+    try:
+        return version("spotify-cmd")
+    except PackageNotFoundError:
+        return "unknown"
+
 def main():
     # Parse arguments
     parser = argparse.ArgumentParser(description='Client for controlling Spotify playback through a spotify-cmd-daemon.')
     subparsers = parser.add_subparsers(dest='command', required=True)
+    subparsers.add_parser('version', help='show spotify-cmd version and exit')
 
     # Basic commands
     play_parser = subparsers.add_parser('play', help='start playback')
@@ -53,6 +61,14 @@ def main():
 
     args = parser.parse_args()
 
+    if args.version == 'version':
+        print(get_pkg_version())
+        return
+
+    if args.command == 'version':
+        print(get_pkg_version())
+        return
+
     payload = {
         'command': args.command,
         'setting': getattr(args, 'setting', None),

src/spotify_cmd_daemon/main.py

@@ -3,6 +3,7 @@
 import argparse
 import os
 import daemon
+from importlib.metadata import version, PackageNotFoundError
 from .spotify_controller import SpotifyController
 from .socket_server import SocketServer
 
@@ -12,14 +13,25 @@ def signal_handler(sig, frame, server):
         os.remove(lock_file)
     sys.exit(0)
 
+def get_pkg_version():
+    try:
+        return version("spotify-cmd")
+    except PackageNotFoundError:
+        return "unknown"
+
 def run_server(server):
     with daemon.DaemonContext():
         server.start_server()
 
 parser = argparse.ArgumentParser()
 parser.add_argument("-f", "--foreground", action="store_true", help="Run in foreground mode (not as a daemon)")
+parser.add_argument("--version", action="store_true", help="Show spotify-cmd-daemon version and exit")
 args = parser.parse_args()
 
+if args.version:
+    print(get_pkg_version())
+    sys.exit(0)
+
 spotify = SpotifyController()
 server = SocketServer(spotify)