Start Balatro with Mods in backgroud with MacOS

balatro.sh

#!/bin/bash

# Check if running on macOS
if [[ "$OSTYPE" != "darwin"* ]]; then
	echo "Error: This script is only supported on macOS" >&2
	exit 1
fi

# Cleanup function for signal handling
cleanup() {
	echo "Script interrupted. Cleaning up..."
	exit 1
}

# Trap signals for cleanup
trap cleanup SIGINT SIGTERM

# Check if Balatro is currently running
echo "Checking if Balatro is running..."
if ps aux | grep -E "(Balatro\.app|balatro\.sh)" | grep -v grep >/dev/null; then
	echo "Balatro is running. Killing existing process..."
	pkill -f "Balatro\.app"
	pkill -f "balatro\.sh"
	sleep 2

	# Verify process was killed
	if ps aux | grep -E "(Balatro\.app|balatro\.sh)" | grep -v grep >/dev/null; then
		echo "Force killing Balatro process..."
		pkill -9 -f "Balatro\.app"
		pkill -9 -f "balatro\.sh"
		sleep 1
	fi
	echo "Existing Balatro process terminated."
else
	echo "No existing Balatro process found."
fi

# Delete previous log file
if [ -f "balatro.log" ]; then
	echo "Removing previous balatro.log..."
	rm balatro.log
fi

# Start Balatro in background
echo "Starting Balatro in background..."
balatro_path="/Users/$USER/Library/Application Support/Steam/steamapps/common/Balatro"
export DYLD_INSERT_LIBRARIES="$balatro_path/liblovely.dylib"

# Start the process and capture PID
"$balatro_path/Balatro.app/Contents/MacOS/love" "$@" >balatro.log 2>&1 &
BALATRO_PID=$!

echo "Balatro started with PID: $BALATRO_PID"

# Verify process is running
sleep 2
if ! ps -p $BALATRO_PID >/dev/null; then
	echo "ERROR: Balatro failed to start. Check balatro.log for details."
	exit 1
fi

echo "Balatro is running successfully!"
echo "PID: $BALATRO_PID"
echo "Log file: balatro.log"

# Monitor startup for success indicators
echo "Monitoring startup (timeout: 30 seconds)..."
timeout=30
elapsed=0

while [ $elapsed -lt $timeout ]; do
	if [ -f "balatro.log" ]; then
		if grep -q "BalatroBot loaded" balatro.log; then
			echo "SUCCESS: BalatroBot mod loaded successfully!"
			break
		elif grep -q "BalatrobotAPI initialized" balatro.log; then
			echo "SUCCESS: BalatrobotAPI initialized!"
			break
		elif grep -q "TCP socket created on port 12346" balatro.log; then
			echo "SUCCESS: TCP socket created!"
			break
		fi
	fi

	# Check if process is still running
	if ! ps -p $BALATRO_PID >/dev/null; then
		echo "ERROR: Balatro process crashed during startup. Check balatro.log for details."
		exit 1
	fi

	sleep 1
	elapsed=$((elapsed + 1))
done

if [ $elapsed -ge $timeout ]; then
	echo "WARNING: Startup verification timed out. Check balatro.log manually."
	echo "Common success indicators to look for:"
	echo "  - 'BalatrobotAPI initialized'"
	echo "  - 'BalatroBot loaded - version X.X.X'"
	echo "  - 'TCP socket created on port 12346'"
fi

echo ""
echo "Balatro is ready for development!"
echo "PID: $BALATRO_PID (use 'kill $BALATRO_PID' to stop)"
echo "Logs saved to the file balatro.log"