#!/usr/bin/env bash
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# casjaysdevdocker/ampache - 05-custom.sh
#   1. Wipe distro defaults under /etc/{apache2,php84,my.cnf.d}/* and
#      drop in our optimized configs from /tmp/etc/.
#   2. Fetch the upstream Ampache prebuilt zip and unpack it under
#      /usr/local/share/ampache.
#   3. Stage runtime dirs that the init.d scripts will need.
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
set -e -o pipefail
[ "$DEBUGGER" = "on" ] && echo "Enabling debugging" && set -x$DEBUGGER_OPTIONS

exitCode=0

AMPACHE_VERSION="${AMPACHE_VERSION:-7.9.3}"
AMPACHE_PHP_TAG="${AMPACHE_PHP_TAG:-php8.4}"
AMPACHE_URL="https://github.com/ampache/ampache/releases/download/${AMPACHE_VERSION}/ampache-${AMPACHE_VERSION}_all_${AMPACHE_PHP_TAG}.zip"
AMPACHE_INSTALL_DIR="/usr/local/share/ampache"

echo "Wiping distro defaults and installing optimized configs"
for svc in apache2 php84 my.cnf.d; do
  src="/tmp/etc/$svc"
  dst="/etc/$svc"
  [ -d "$src" ] || continue
  # Preserve mime.types + magic from the apache2 package; we don't ship our own.
  if [ "$svc" = "apache2" ]; then
    [ -f "$dst/mime.types" ] && cp -f "$dst/mime.types" "/tmp/${svc}_mime.types.preserve" || true
    [ -f "$dst/magic" ] && cp -f "$dst/magic" "/tmp/${svc}_magic.preserve" || true
  fi
  rm -Rf "$dst"/*
  mkdir -p "$dst"
  cp -Rf "$src/." "$dst/"
  if [ "$svc" = "apache2" ]; then
    [ -f "/tmp/${svc}_mime.types.preserve" ] && mv -f "/tmp/${svc}_mime.types.preserve" "$dst/mime.types"
    [ -f "/tmp/${svc}_magic.preserve" ] && mv -f "/tmp/${svc}_magic.preserve" "$dst/magic"
  fi
  # Drop a copy under template-files/config/ so /config/$svc gets seeded on first run.
  mkdir -p "/usr/local/share/template-files/config/$svc"
  cp -Rf "$dst/." "/usr/local/share/template-files/config/$svc/"
done

echo "Fetching Ampache ${AMPACHE_VERSION} (${AMPACHE_PHP_TAG})"
mkdir -p "$AMPACHE_INSTALL_DIR"
cd /tmp
if ! wget -q -O /tmp/ampache.zip "$AMPACHE_URL"; then
  echo "Failed to download $AMPACHE_URL" >&2
  exit 10
fi
unzip -q -o /tmp/ampache.zip -d "$AMPACHE_INSTALL_DIR"
rm -f /tmp/ampache.zip

# Some upstream zips unpack into a versioned subdir; flatten if needed.
if [ -d "$AMPACHE_INSTALL_DIR/ampache-${AMPACHE_VERSION}" ]; then
  shopt -s dotglob
  mv "$AMPACHE_INSTALL_DIR/ampache-${AMPACHE_VERSION}"/* "$AMPACHE_INSTALL_DIR/"
  rmdir "$AMPACHE_INSTALL_DIR/ampache-${AMPACHE_VERSION}"
  shopt -u dotglob
fi

if [ ! -f "$AMPACHE_INSTALL_DIR/public/index.php" ]; then
  echo "Ampache install layout unexpected: $AMPACHE_INSTALL_DIR/public/index.php missing" >&2
  ls -la "$AMPACHE_INSTALL_DIR" | head -20 >&2
  exit 11
fi

mkdir -p "$AMPACHE_INSTALL_DIR/config"

echo "Creating runtime dirs"
mkdir -p /run/apache2 /run/php-fpm /run/mysqld /tmp/php-sessions \
         /var/log/apache2 \
         /usr/local/share/template-files/config/ampache

# Seed for /config/ampache
cat <<'EOF' >/usr/local/share/template-files/config/ampache/.gitkeep
# Placeholder. Real ampache.cfg.php is generated by install.php on first
# web visit, then mirrored to this directory by 99-ampache.sh post_execute.
EOF

# Make sure the apache user owns the app tree (composer artifacts ship as
# www-data:www-data by default, but apache uid/gid differ on Alpine).
if id apache >/dev/null 2>&1; then
  chown -Rf apache:apache "$AMPACHE_INSTALL_DIR" 2>/dev/null || true
fi

exit $exitCode