#!/bin/bash

# ==============================================================================
# Jerusalem Science Museum - Energy & Air Pressure Exhibit Launch Script
# Compliant with JSM Kiosk App Setup (.venv standard)
# ==============================================================================

# Ensure the script runs from the directory it is located in
cd "$(dirname "$0")"

echo "=================================================="
echo " Starting JSM Exhibit: Energy - Air Pressure "
echo "=================================================="

# 1. Python Virtual Environment (.venv) Activation
# Standard JSM Kiosk configuration uses hidden .venv
if [ -d ".venv" ]; then
    echo "[INFO] Activating virtual environment (.venv)..."
    source .venv/bin/activate
else
    echo "[WARNING] '.venv' directory not found. Proceeding with system Python."
fi


# 2. Prevent screen from sleeping/blanking
xset s off          # disable screensaver
xset -dpms          # disable Display Power Management (monitor sleep)
xset s noblank      # disable screen blanking


# 3. Permanent Execution & Crash Recovery Loop
while true; do
    echo "[LAUNCH] Launching main.py..."
    python3 main.py
    
    EXIT_CODE=$?
    
    if [ $EXIT_CODE -eq 0 ]; then
        echo "[EXIT] Application closed normally by user. Terminating script."
        break
    else
        echo "[CRASH] Application exited unexpectedly (Code: $EXIT_CODE)."
        echo "[RECOVERY] Restarting exhibit loop in 3 seconds..."
        sleep 3
    fi
done