#!/bin/bash
set -euo pipefail

# Configuration
SRC_BASE="/mnt/place-config/etc/php"
DEST_BASE="/etc/php"

# Determine which PHP versions to process
[ -z "${PHP_VERSIONS:-}" ] && [ -z "${BUILDTIME_PHP_VER_INST:-}" ] && exit 0
VERSIONS_TO_PROCESS="${PHP_VERSIONS:-$BUILDTIME_PHP_VER_INST}"

echo "Processing PHP versions: ${VERSIONS_TO_PROCESS}"

for version in $VERSIONS_TO_PROCESS; do
    src_dir="${SRC_BASE}/${version}/fpm/pool.d"
    dest_dir="${DEST_BASE}/${version}/fpm/pool.d"
    
    # Skip if source doesn't exist
    [ ! -d "$src_dir" ] && continue
    
    # Process each .conf file
    find "$src_dir" -maxdepth 1 -name '*.conf' -print0 | while IFS= read -r -d '' conf_file; do
        filename=$(basename "$conf_file")
        echo "Copying: ${filename} (PHP ${version})"
        
        cp -f "$conf_file" "$dest_dir/"
        chmod 644 "${dest_dir}/${filename}"
        chown root:root "${dest_dir}/${filename}"
        
        # Verify copy
        cmp -s "$conf_file" "${dest_dir}/${filename}" || {
            echo "ERROR: Copy verification failed for ${filename}"
            exit 1
        }
    done
done

echo "Configuration copy completed successfully"