#!/bin/bash

set -o errexit    # always exit on error
set -o pipefail   # don't ignore exit codes when piping output

echo "-----> Running post-frontend script"

# Move the frontend build to the nginx root and clean up
mkdir -p build/
mv src/frontend/apps/calendars/out build/frontend-out

cp src/frontend/apps/calendars/src/features/i18n/translations.json translations.json

mv src/backend/* ./
mv src/nginx/* ./

echo "3.13" > .python-version

# --- PHP + SabreDAV setup ---
echo "-----> Installing PHP 8.3 from Ubuntu packages"

PHP_PREFIX=".php"
DEB_DIR="/tmp/php-debs"
mkdir -p "$DEB_DIR" "$PHP_PREFIX"

# Hardcoded Launchpad URLs for PHP 8.3.6-0maysync1 (Ubuntu Noble amd64)
# Source: https://launchpad.net/ubuntu/noble/amd64/php8.3-fpm/8.3.6-0maysync1
declare -A PHP_DEBS=(
  [php8.3-cli]="http://launchpadlibrarian.net/724872605/php8.3-cli_8.3.6-0maysync1_amd64.deb"
  [php8.3-fpm]="http://launchpadlibrarian.net/724872610/php8.3-fpm_8.3.6-0maysync1_amd64.deb"
  [php8.3-common]="http://launchpadlibrarian.net/724872606/php8.3-common_8.3.6-0maysync1_amd64.deb"
  [php8.3-opcache]="http://launchpadlibrarian.net/724872623/php8.3-opcache_8.3.6-0maysync1_amd64.deb"
  [php8.3-readline]="http://launchpadlibrarian.net/724872627/php8.3-readline_8.3.6-0maysync1_amd64.deb"
  [php8.3-pgsql]="http://launchpadlibrarian.net/724872624/php8.3-pgsql_8.3.6-0maysync1_amd64.deb"
  [php8.3-xml]="http://launchpadlibrarian.net/724872633/php8.3-xml_8.3.6-0maysync1_amd64.deb"
  [php8.3-mbstring]="http://launchpadlibrarian.net/724872617/php8.3-mbstring_8.3.6-0maysync1_amd64.deb"
  [php8.3-curl]="http://launchpadlibrarian.net/724872607/php8.3-curl_8.3.6-0maysync1_amd64.deb"
  [php-common]="http://launchpadlibrarian.net/710804987/php-common_93ubuntu2_all.deb"
)

for pkg in "${!PHP_DEBS[@]}"; do
  echo "       Downloading ${pkg}"
  curl -fsSL -o "$DEB_DIR/${pkg}.deb" "${PHP_DEBS[$pkg]}"
done

for deb in "$DEB_DIR"/*.deb; do
  dpkg-deb -x "$deb" "$PHP_PREFIX"
done

# Detect PHP extension directory (e.g. .php/usr/lib/php/20230831)
EXT_DIR_NAME="$(ls -1 "$PHP_PREFIX/usr/lib/php/" | grep '^20' | head -1)"
echo "       Extension API dir: ${EXT_DIR_NAME}"
echo "       Available .so files: $(ls "$PHP_PREFIX/usr/lib/php/$EXT_DIR_NAME/" 2>/dev/null | tr '\n' ' ')"

# Build a single php.ini that sets extension_dir (relative to /app at runtime)
# then loads every shared extension present.
# Conf.d symlinks from debs are broken (absolute paths to /etc/php/...),
# so we bypass them entirely with a self-contained ini.
PHP_INI="$PHP_PREFIX/php.ini"
{
  echo "; Auto-generated PHP config"
  echo "extension_dir = /app/.php/usr/lib/php/${EXT_DIR_NAME}"
  echo ""
  for so in "$PHP_PREFIX/usr/lib/php/$EXT_DIR_NAME"/*.so; do
    [ -f "$so" ] || continue
    name="$(basename "$so")"
    if [ "$name" = "opcache.so" ]; then
      echo "zend_extension = ${name}"
    else
      echo "extension = ${name}"
    fi
  done
} > "$PHP_INI"
echo "       Generated php.ini:"
cat "$PHP_INI" | sed 's/^/         /'

# Create a build-time copy with the current path (not /app)
BUILD_INI="/tmp/php-build.ini"
sed "s|/app/.php|$PWD/.php|" "$PHP_INI" > "$BUILD_INI"

# Create php wrapper (uses /app php.ini at runtime)
cat > bin/php << 'WRAPPER'
#!/bin/bash
DIR="$(cd "$(dirname "$0")/.." && pwd)"
exec "$DIR/.php/usr/bin/php8.3" -c "$DIR/.php/php.ini" -n "$@"
WRAPPER
chmod +x bin/php

# For build-time, verify with the build-time ini
echo "-----> PHP version: $("$PHP_PREFIX/usr/bin/php8.3" -n -c "$BUILD_INI" -v | head -1)"
echo "-----> PHP modules: $("$PHP_PREFIX/usr/bin/php8.3" -n -c "$BUILD_INI" -m | tr '\n' ' ')"

# Download Composer and install SabreDAV dependencies
echo "-----> Installing SabreDAV dependencies"
curl -fsSL -o bin/composer.phar \
  https://getcomposer.org/download/latest-stable/composer.phar
cp -r docker/sabredav sabredav
cd sabredav
"../$PHP_PREFIX/usr/bin/php8.3" -n -c "$BUILD_INI" ../bin/composer.phar install \
  --no-dev --optimize-autoloader --no-interaction
cd ..