#!/usr/bin/env bash
#
# Copyright 2025, Stormux, <storm_dragon@stormux.org>
#
# This is free software; you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free
# Software Foundation; either version 3, or (at your option) any later
# version.
#
# This software is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this package; see the file COPYING.  If not, write to the Free
# Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
#
# Boot Stormux x86_64 ISO in QEMU with audio support

set -e

# Get the directory where this script is located
scriptDir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
outDir="${scriptDir}/out"
logDir="${scriptDir}/logs"

# Create logs directory if it doesn't exist
mkdir -p "$logDir"

# Generate timestamp for log files
timestamp=$(date +%Y%m%d_%H%M%S)
qemuLog="${logDir}/qemu-boot_${timestamp}.log"
serialLog="${logDir}/serial-console_${timestamp}.log"

# Find the most recent ISO in the out directory
if [[ ! -d "$outDir" ]]; then
    echo "Error: Output directory not found: $outDir"
    echo "Please build an ISO first using: sudo ./build.sh"
    exit 1
fi

# Find the most recent ISO file
isoFile=$(find "$outDir" -name "*.iso" -type f -printf '%T@ %p\n' 2>/dev/null | sort -rn | head -1 | cut -d' ' -f2-)

if [[ -z "$isoFile" ]]; then
    echo "Error: No ISO file found in $outDir"
    echo "Please build an ISO first using: sudo ./build.sh"
    exit 1
fi

echo "Found ISO: $isoFile"
echo "Booting Stormux in QEMU with audio support..."
echo
echo "Logging to:"
echo "  QEMU log: $qemuLog"
echo "  Serial console: $serialLog"
echo
echo "Note: After boot, press Ctrl+Alt+F2 to switch to tty2"
echo "      where the stormux user will be logged in with Fenrir screen reader."
echo "      You can monitor the serial console log in real-time with:"
echo "      tail -f $serialLog"
echo

# Export DISPLAY for console usage
export DISPLAY="${DISPLAY:-:0}"

# Boot QEMU with audio support and logging
# -D: QEMU debug log (shows QEMU errors, device issues)
# -d: Debug categories (guest_errors, cpu_reset)
# -serial: Capture guest serial console (systemd messages, boot logs)
# -audiodev: PulseAudio backend for audio
# -device intel-hda: Intel HD Audio controller
# -device hda-duplex: HD Audio codec with input/output, connected to audiodev
exec qemu-system-x86_64 \
    -enable-kvm \
    -m 2048 \
    -cdrom "$isoFile" \
    -boot d \
    -audiodev pa,id=snd0 \
    -device intel-hda \
    -device hda-duplex,audiodev=snd0 \
    -serial file:"$serialLog" \
    -D "$qemuLog" \
    -d guest_errors,cpu_reset \
    -display gtk