Checkpoint

g534-sink-switcher/auto-switch-to-headphones.sh

@@ -14,13 +14,17 @@ RAPID_WINDOW=3          # seconds
 # Find the G435 Consumer Control input device automatically
 # =================================================================
 find_g435_event() {
-    for link in /dev/input/by-id/*G435*event*; do
-        if [ -e "$link" ]; then
-            readlink -f "$link"
-            return 0
+    for dev in /dev/input/event*; do
+        event=${dev##*/}
+        name_file="/sys/class/input/$event/device/name"
+
+        if [[ -r "$name_file" ]] && [[ "$(<"$name_file")" == "Logitech G series G435 Wireless Gaming Headset Consumer Control" ]]; then
+            echo "$dev"
+            break 2
         fi
     done
-    return 1
+
+    sleep 1
 }
 
 DEVICE=""
@@ -53,6 +57,7 @@ up_timestamps=()
 exec 3< <(stdbuf -oL evtest  "$DEVICE")
 
 while read -u 3 line; do
+    echo "$line";
     # Volume UP press (115)
     if [[ "$line" == *"code 115 (KEY_VOLUMEUP)"*"value 1"* ]]; then
         now=$(date +%s)

g534-sink-switcher/setup.sh

@@ -19,3 +19,6 @@ Environment=XDG_RUNTIME_DIR=%t
 [Install]
 WantedBy=default.target
 EOF
+
+sudo systemctl --user daemon-reload
+systemctl enable --now --user g435-sink-switch.service

setup.sh

@@ -9,3 +9,4 @@ source ./env
 ./g534-sink-switcher/setup.sh
 ./game-runner/setup.sh
 ./sshfs/setup.sh kuba@192.168.1.90:/mnt/hdd /var/mnt/hdd
+./xing-wei-remap/remap.sh

xing-wei-remap/remap.py

@@ -0,0 +1,132 @@
+#!/usr/bin/python3
+
+import time
+import os
+import evdev
+from evdev import ecodes, UInput
+
+DEVICE_NAME = "XING WEI 2.4G USB USB Composite Device Consumer Control"
+
+
+def kodi_running():
+    for pid in os.listdir("/proc"):
+        if not pid.isdigit():
+            continue
+
+        try:
+            with open(f"/proc/{pid}/comm") as f:
+                if f.read().strip() in ("kodi", "kodi.bin"):
+                    return True
+        except (OSError, PermissionError):
+            pass
+
+    return False
+
+
+def find_device():
+    while True:
+        for path in evdev.list_devices():
+            try:
+                dev = evdev.InputDevice(path)
+
+                if dev.name == DEVICE_NAME:
+                    if ecodes.KEY_BACK in dev.capabilities().get(ecodes.EV_KEY, []):
+                        print(f"Found device: {path}", flush=True)
+                        return dev
+
+                dev.close()
+
+            except (OSError, PermissionError):
+                pass
+
+        print("Waiting for device...", flush=True)
+        time.sleep(2)
+
+
+def run():
+    while True:
+        dev = find_device()
+        ui = None
+
+        try:
+            # Create a clean virtual keyboard
+            ui = UInput(
+                events={
+                    ecodes.EV_KEY: [
+                        ecodes.KEY_ESC,
+                        ecodes.KEY_BACKSPACE,
+                        ecodes.KEY_LEFTSHIFT,
+                        ecodes.KEY_TAB,
+                    ] + [
+                        key for key in dev.capabilities().get(ecodes.EV_KEY, [])
+                        if key not in (
+                            ecodes.KEY_BACK,
+                            ecodes.KEY_HOMEPAGE,
+                        )
+                    ]
+                },
+                name="XING WEI Remapped Keyboard",
+                bustype=0x03,
+                vendor=0x1915,
+                product=0x1025,
+                version=0x0201
+            )
+
+            dev.grab()
+
+            print("Device grabbed successfully!", flush=True)
+            print("BACK: ESC / BACKSPACE (Kodi)", flush=True)
+            print("HOME: SHIFT + TAB", flush=True)
+
+            for event in dev.read_loop():
+
+                if event.type == ecodes.EV_KEY:
+
+                    if event.code == ecodes.KEY_BACK:
+                        key = (
+                            ecodes.KEY_BACKSPACE
+                            if kodi_running()
+                            else ecodes.KEY_ESC
+                        )
+
+                        ui.write(ecodes.EV_KEY, key, event.value)
+                        ui.syn()
+
+                    elif event.code == ecodes.KEY_HOMEPAGE:
+
+                        if event.value == 1:
+                            ui.write(ecodes.EV_KEY, ecodes.KEY_LEFTSHIFT, 1)
+                            ui.write(ecodes.EV_KEY, ecodes.KEY_TAB, 1)
+                            ui.syn()
+
+                            ui.write(ecodes.EV_KEY, ecodes.KEY_TAB, 0)
+                            ui.write(ecodes.EV_KEY, ecodes.KEY_LEFTSHIFT, 0)
+                            ui.syn()
+
+                    else:
+                        ui.write_event(event)
+
+                else:
+                    # Ignore non-key events from the consumer-control device
+                    pass
+
+        except (OSError, IOError) as e:
+            print(f"Device error: {e}", flush=True)
+
+        finally:
+            if dev:
+                try:
+                    dev.ungrab()
+                except OSError:
+                    pass
+                dev.close()
+
+            if ui:
+                ui.close()
+
+        print("Reconnecting in 2 seconds...", flush=True)
+        time.sleep(2)
+
+
+if __name__ == "__main__":
+    run()

xing-wei-remap/setup.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+
+SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
+echo $SCRIPT_DIR
+
+sudo tee /etc/systemd/system/xing-wei-remap.service <<EOF
+[Unit]
+Description=XING WEI USB KEY_BACK to KEY_ESC Remapper
+After=systemd-modules-load.service
+Wants=systemd-modules-load.service
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/python3 $SCRIPT_DIR/remap.py
+
+Restart=always
+RestartSec=2
+
+User=root
+
+# Allow access to input and uinput devices
+PrivateDevices=no
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+sudo systemctl daemon-reload
+
+sudo systemctl enable --now xing-wei-remap.service
+
+echo "done"
+
+
+
+
+