#!/bin/bash
set -e

# --- Shutdown Handler ---
# This function will be called when the container receives a shutdown signal
cleanup() {
    echo "SIGTERM received, initiating backup..."
    /usr/local/bin/backup.sh # Execute the backup script
    echo "Backup script finished. Exiting."
    exit 0
}

# Trap the SIGTERM signal (sent by 'podman-compose down') and call the cleanup function
trap 'cleanup' SIGTERM

# --- Startup Logic ---
# Check if the target directory is a git repo. If not, clone it.
if [ ! -d "/var/www/html/.git" ]; then
    echo "No git repository found. Cloning..."
    # Clone the specified branch of the repository
    git clone --branch ${GIT_BRANCH} ${GIT_REPO_URL} .
else
    echo "Git repository found. Pulling latest changes..."
    git pull origin ${GIT_BRANCH}
fi

echo "Starting PHP built-in web server..."
# Use 'exec' to replace the script process with the PHP server process.
# This is crucial for the trap to work correctly.
exec php -S 0.0.0.0:2025