env: Add tmxrun

Signed-off-by: Nathan Chancellor <[email protected]>

fish/functions/tmxrun.fish

@@ -0,0 +1,20 @@
+#!/usr/bin/env fish
+# SPDX-License-Identifier: MIT
+# Copyright (C) 2024 Nathan Chancellor
+
+function tmxrun -d "Wrapper for tmxrun.py"
+    # The duplication is sad but it is so much better to handle adding -- in the wrapper function
+    for arg in $argv
+        switch $arg
+            case -c -d -H --container --detach --host
+                if not set -q pos_args
+                    set -a py_args $arg
+                else
+                    set -a pos_args $arg
+                end
+            case '*'
+                set -a pos_args $arg
+        end
+    end
+    $PYTHON_SCRIPTS_FOLDER/tmxrun.py $py_args -- $pos_args
+end

python/scripts/tmxrun.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python3
+
+from argparse import ArgumentParser
+from pathlib import Path
+import subprocess
+import sys
+
+sys.path.append(str(Path(__file__).resolve().parents[1]))
+# pylint: disable=wrong-import-position
+import lib.utils
+# pylint: enable=wrong-import-position
+
+parser = ArgumentParser(
+    description=
+    'Run command in "tmux new-window" with proper quoting to run in either host or container')
+parser.add_argument('-c',
+                    '--container',
+                    action='store_const',
+                    const='container',
+                    dest='mode',
+                    help='Run command in default distrobox container')
+parser.add_argument('-H',
+                    '--host',
+                    action='store_const',
+                    const='host',
+                    dest='mode',
+                    help='Run command on the host')
+parser.add_argument('-d', '--detach', action='store_true', help='Do not switch to created window')
+parser.add_argument('args', nargs='+', help='Command and any arguments to run')
+args = parser.parse_args()
+
+mode = args.mode if args.mode else 'container' if lib.utils.in_container() else 'host'
+
+tmx_cmd = ['tmux', 'new-window']
+if args.detach:
+    tmx_cmd.append('-d')
+
+CMD_STR = ' '.join(map(str, args.args))
+if mode == 'container':
+    CMD_STR = f"dbxe -- fish -c '{CMD_STR}'"
+tmx_cmd.append(CMD_STR)
+
+subprocess.run(tmx_cmd, check=True)