#!/bin/bash

# Ensure the script runs with root privileges
if [ "$(id -u)" -ne 0 ]; then
  echo "This script must be run as root" 1>&2
  exit 1
fi

# Update package list and install necessary packages
apt-get update -y
apt-get install -y apache2 mysql-server php libapache2-mod-php php-mysqli php-json php-common php-mbstring php-zip php-xml php-gd php-curl php-bz2 php-ldap php-imagick

# Automatically select Apache2 during phpMyAdmin installation (without user intervention)
echo "phpmyadmin phpmyadmin/webserver select apache2" | debconf-set-selections

# Install phpMyAdmin (with no user interaction)
DEBIAN_FRONTEND=noninteractive apt-get install -y phpmyadmin

# Generate a random password for phpMyAdmin user
phpmyadmin_password=$(openssl rand -base64 12)

# Set the MySQL root password (if not already set)
mysql_root_password=$(openssl rand -base64 12)

# Set MySQL root password if not already set
echo "Setting MySQL root password"
mysqladmin -u root password "$mysql_root_password"

# Check if the phpmyadmin user already exists and drop it if it does
echo "Checking if phpMyAdmin user exists"
existing_user=$(mysql -u root -p"$mysql_root_password" -e "SELECT COUNT(*) FROM mysql.user WHERE User = 'phpmyadmin';" | tail -n 1)

if [ "$existing_user" -gt 0 ]; then
  echo "Dropping existing phpMyAdmin user"
  mysql -u root -p"$mysql_root_password" -e "DROP USER IF EXISTS 'phpmyadmin'@'localhost';"
fi

# Create phpMyAdmin user with mysql_native_password plugin
echo "Creating phpMyAdmin user"
mysql -u root -p"$mysql_root_password" -e "CREATE USER 'phpmyadmin'@'localhost' IDENTIFIED BY '$phpmyadmin_password';"

# Grant privileges to phpMyAdmin user
echo "Granting privileges to phpMyAdmin user"
mysql -u root -p"$mysql_root_password" -e "GRANT ALL PRIVILEGES ON phpmyadmin.* TO 'phpmyadmin'@'localhost';"
mysql -u root -p"$mysql_root_password" -e "FLUSH PRIVILEGES;"

# Link phpMyAdmin to Apache's web directory (optional)
# ln -s /usr/share/phpmyadmin /var/www/html/phpmyadmin # Uncomment if necessary

# Configure Apache to automatically restart and reconfigure
echo "Reconfiguring Apache to apply changes"
a2enmod rewrite

# Enable PHP module (adjust according to PHP version installed)
a2enmod php7.4 # Adjust according to the PHP version installed (e.g., php7.4, php8.0)

# Restart Apache to apply changes
service apache2 restart
cp /home/tibia/1mindeploy/phpmyadmin.conf /etc/apache2/conf-available
a2enconf phpmyadmin

# Output phpMyAdmin password and MySQL root password for user reference
#echo "phpMyAdmin user created with the following password: $phpmyadmin_password"
echo "MySQL root password: $mysql_root_password"

# Clean up and remove unnecessary packages
#apt-get clean