#!/bin/bash
set -euo pipefail

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

# Use both environment variables if they exist
VERSIONS_TO_PROCESS="$(echo "${PHP_VERSIONS:-} ${BUILDTIME_PHP_VER_INST:-}" | xargs -n1 | sort -u | xargs)"

if [ -z "$VERSIONS_TO_PROCESS" ]; then
    echo "ℹ️ No PHP versions specified in environment variables"
    exit 0
fi

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"
    
    echo -e "\n📦 Checking PHP ${version}..."
    
    # Verify source directory exists
    if [ ! -d "$src_dir" ]; then
        echo "  ⚠️ Source directory not found: $src_dir"
        continue
    fi
    
    # Count .conf files
    conf_files=("$src_dir"/*.conf)
    if [ ${#conf_files[@]} -eq 0 ]; then
        echo "  ✅ No .conf files to copy (directory empty)"
        continue
    fi
    
    # Process each .conf file
    copied=0
    for conf_file in "${conf_files[@]}"; do
        if [ ! -f "$conf_file" ]; then
            continue
        fi
        
        filename=$(basename "$conf_file")
        echo "  ➤ Copying: $filename"
        
        cp -f "$conf_file" "$dest_dir/" && \
        chmod 644 "${dest_dir}/${filename}" && \
        chown root:root "${dest_dir}/${filename}" && \
        copied=$((copied + 1))
    done
    
    echo "  ✔ Copied $copied files for PHP $version"
done

echo -e "\n✅ Configuration copy completed"