#!/bin/bash

set -euo pipefail

# === Default values ===
WEBSITES_FOLDER=""
WPSITE=""
DYNAMIC_SITE=""
SFTP_GROUP="sftpusers"
DOMAINCLI=""

# === Named parameter parsing ===
while [[ $# -gt 0 ]]; do
    case "$1" in
        --folder) WEBSITES_FOLDER="$2"; shift 2 ;;
        --wpsite) WPSITE="$2"; shift 2 ;;
        --site) DYNAMIC_SITE="$2"; shift 2 ;;
        --domain) DOMAINCLI="$2"; shift 2 ;;
        *) echo "❌ Unknown option: $1"; exit 1 ;;
    esac
done

# === Validate Inputs ===
if [[ -z "$WEBSITES_FOLDER" || -z "$WPSITE" || -z "$DYNAMIC_SITE" || -z "$DOMAINCLI" ]]; then
    echo "❗ Usage: ./remove_site.sh --folder sites --wpsite wp --site xynine"
    exit 1
fi

# === Derived Variables ===
SFTP_USER="${WPSITE}_${DYNAMIC_SITE}"
DB_NAME="db_${WPSITE}_${DYNAMIC_SITE}"
DB_USER="db_user_${WPSITE}_${DYNAMIC_SITE}"
DOMAIN="${DOMAINCLI}.silversharkdev.bloxby.io"
WEB_HOME="/var/www/${WEBSITES_FOLDER}/${SFTP_USER}"
VHOST_FILE="/etc/apache2/sites-available/${DOMAIN}.conf"
SSL_VHOST_FILE="/etc/apache2/sites-available/${DOMAIN}-le-ssl.conf"
MYSQL_ROOT_PASSWORD="b?9O1i#Z/-S?Pv9O31r8"

echo "🚧 Removing site: $DOMAIN"

# === Remove Apache vhost and disable ===
if [[ -f "$VHOST_FILE" ]]; then
    echo "🧹 Disabling Apache site: $DOMAIN"
    a2dissite "${DOMAIN}.conf" || true
    rm -f "$VHOST_FILE"
fi

if [[ -f "$SSL_VHOST_FILE" ]]; then
    echo "🧹 Removing SSL vhost: $SSL_VHOST_FILE"
    a2dissite "${DOMAIN}-le-ssl.conf" || true
    rm -f "$SSL_VHOST_FILE"
fi

systemctl reload apache2

# === Delete certbot SSL certificates ===
if command -v certbot &>/dev/null; then
    echo "🔐 Deleting Certbot SSL certificates"
    certbot delete --cert-name "$DOMAIN" --non-interactive || true
fi

# === Delete database and user ===
echo "🗃️ Deleting MySQL DB and user"
mysql -u root -p"${MYSQL_ROOT_PASSWORD}" <<MYSQL
DROP DATABASE IF EXISTS \`${DB_NAME}\`;
DROP USER IF EXISTS '${DB_USER}'@'localhost';
FLUSH PRIVILEGES;
MYSQL

# === Delete SFTP user ===
if id "$SFTP_USER" &>/dev/null; then
    echo "👤 Removing SFTP user: $SFTP_USER"
    userdel -r "$SFTP_USER" || true
fi

# === Remove web files manually if still present ===
if [[ -d "$WEB_HOME" ]]; then
    echo "🧼 Removing web root directory: $WEB_HOME"
    rm -rf "$WEB_HOME"
fi

echo "✅ Site removed successfully!"