#!/bin/bash
# KVM Switch: Mac → Nobara
# Switches monitor to HDMI 2 and peripherals to Channel 2 (Nobara Bolt)
#
# Channel setup:
#   Channel 2 (0x01): Bolt #1 → Nobara
#   Channel 3 (0x02): Bolt #2 → Mac (via monitor USB hub)

set -e

HIDAPITESTER="$HOME/bin/hidapitester"

echo "Switching to Nobara..."

# 1. Switch Monitor to HDMI 2 (Dell U3821DW input code: 18)
echo "  Monitor -> HDMI 2..."
if ! m1ddc set input 18 2>/dev/null; then
    echo "  [WARN] Monitor switch failed (DDC/CI disabled or not connected via USB-C)"
fi

# 2. Switch Mouse (MX Master 3S) to Channel 2 (Nobara Bolt)
# Device index 0x01 - adjust if mouse was paired in different order
echo "  Mouse -> Channel 2..."
"$HIDAPITESTER" --vidpid 046d/c548 --usage 0x0001 --usagePage 0xff00 \
    --open --length 7 --send-output 0x10,0x01,0x09,0x1b,0x01,0x00,0x00 2>/dev/null || \
    echo "  [WARN] Mouse switch failed"

# 3. Switch Keyboard (MX Keys S) to Channel 2 (Nobara Bolt)
# Device index 0x02 - adjust if keyboard was paired in different order
echo "  Keyboard -> Channel 2..."
"$HIDAPITESTER" --vidpid 046d/c548 --usage 0x0001 --usagePage 0xff00 \
    --open --length 7 --send-output 0x10,0x02,0x09,0x1b,0x01,0x00,0x00 2>/dev/null || \
    echo "  [WARN] Keyboard switch failed"

echo "Done!"