#!/bin/bash

# Function check user root
f_check_root() {
  if (($EUID == 0)); then
    # If user is root, continue to function f_sub_main
    f_sub_main
  else
    # If user not is root, print message and exit script
    echo "Please run this script by user root !"
    exit
  fi
}

# Function update os
f_update_os() {
  echo "Starting update os ..."
  echo ""
  sleep 1
  apt-get update
  apt-get upgrade -y
  echo ""
  sleep 1
}

f_install_curl_and_git() {
  ########## INSTALL Curl and Git ##########
  echo "Start install curl and git"
  echo ""
  sleep 1
  sudo apt install -y curl git unzip
}

f_install_fira_code() {
  ########## INSTALL FIRA CODE ##########
  echo "Start install fira code"
  echo ""
  sleep 1
  sudo add-apt-repository universe
  sudo apt install fonts-firacode
}

f_install_oh_my_zsh() {
  ########## INSTALL OH-MY-ZSH ##########
  echo "Start install oh-my-zsh ..."
  echo ""
  sleep 1
  sudo apt install zsh
  echo "ZSH VERSION: $(zsh --version)"
  sleep 1
  sh -c "$(curl -fsSL https://raw.github.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"
  sed -i '1 i\exec zsh' .bashrc
}

f_install_mysql_8_0() {
  MYSQL_PASSWORD="123!imparavel#mudar"
  MYSQL_PASSWORD_ROOT="123!imparavel#mudar"
  MYSQL_USER=admin
  ########## INSTALL MYSQL-SERVER ##########
  echo "Start install MYSQL-SERVER"
  echo ""
  sleep 1
  sudo debconf-set-selections <<<"mysql-server mysql-server/root_password password ${MYSQL_PASSWORD_ROOT}"
  sudo debconf-set-selections <<<"mysql-server mysql-server/root_password_again password ${MYSQL_PASSWORD_ROOT}"
  sudo apt-get -y install mysql-server
  echo ""
  mysql -u root --password=${MYSQL_PASSWORD_ROOT} <<MYSQL_SCRIPT
CREATE USER ${MYSQL_USER}@localhost IDENTIFIED BY "${MYSQL_PASSWORD}";
GRANT ALL PRIVILEGES ON *.* TO ${MYSQL_USER}@localhost;
FLUSH PRIVILEGES;
ALTER USER ${MYSQL_USER}@localhost IDENTIFIED WITH mysql_native_password BY "${MYSQL_PASSWORD}";
MYSQL_SCRIPT
  echo ""
  echo "MySQL user created."
  echo "Username: ${MYSQL_USER}"
  echo "Password: ${MYSQL_PASSWORD}"
}

f_install_dbeaver() {
  sudo apt -y install openjdk-11-jdk openjdk-11-jre
  wget -O - https://dbeaver.io/debs/dbeaver.gpg.key | sudo apt-key add -
  echo "deb https://dbeaver.io/debs/dbeaver-ce /" | sudo tee /etc/apt/sources.list.d/dbeaver.list
  sudo apt update
  sudo apt -y install dbeaver-ce
  apt policy dbeaver-ce
}

f_install_node_js() {
  echo "Start install NODE JS"
  echo ""
  sleep 1
  curl -sL https://deb.nodesource.com/setup_14.x | sudo -E bash -
  sudo apt install -y nodejs
  echo "NODE VERSION: $(node -v)"
  echo "NPM VERSION: $(npm -v)"
}

f_install_nginx() {
  sudo apt install -y nginx
  sudo ufw enable
  sudo ufw allow 'Nginx HTTP'
  systemctl status nginx
}

f_install_php() {
  echo "Start install PHP 7 ..."
  echo ""
  sleep 1
  sudo apt install -y php7.4 php-xml php-imagick php7.4-{cli,common,fpm,bcmath,bz2,intl,gd,mbstring,mysql,zip,curl,xdebug}
}

f_install_composer() {
  echo "Start install composer"
  echo ""
  sleep 1
  curl -sS https://getcomposer.org/installer -o composer-setup.php
  HASH=$(curl -sS https://composer.github.io/installer.sig)
  echo "$HASH"
  php -r "if (hash_file('SHA384', 'composer-setup.php') === '$HASH') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"
  sudo php composer-setup.php --install-dir=/usr/local/bin --filename=composer
  echo ""
  sleep 1
  composer global require hirak/prestissimo
}

f_self_trusted_local_host() {
  echo "Configure trusted localhost"
  echo ""
  sleep 1
  FILE="open_ssl.conf"
  mkdir local_ssl && cd local_ssl || exit;
  touch ${FILE}
  echo ""
  echo "Working in dir ... $(pwd)"
  sleep 1
  echo ""
  cat > "${FILE}" <<EOF
distinguished_name = req_distinguished_name
x509_extensions = v3_req
prompt = no
[req_distinguished_name]
C = BR
ST = São Paulo
L = São Paulo
O = Tupy
OU = TI
CN = LocalHost_Server
[v3_req]
keyUsage = keyEncipherment, dataEncipherment
extendedKeyUsage = serverAuth
subjectAltName = @alt_names
[alt_names]
DNS.1 = localhost
DNS.2 = *.test
EOF

  openssl req -x509 -nodes -days 1024 -newkey rsa:2048 -keyout localhost.key -out localhost.crt -config "${FILE}" -extensions 'v3_req'

  sudo cp localhost.crt /etc/ssl/certs/localhost.crt
  sudo cp localhost.key /etc/ssl/private/localhost.key

  sudo nginx -t
  sudo service nginx reload

  sudo apt-get update
  sudo apt-get install -y libnss3-tools

  certutil -d sql:$HOME/.pki/nssdb -A -t "CT,c,c" -n "localhost" -i localhost.crt

  cd ..

  echo "Working in dir ... $(pwd)"
}

f_install_redis() {
  sudo apt install -y redis-server
  sed 's/supervised no/supervised systemd/g' /etc/redis/redis.conf
  sudo systemctl restart redis.service
  systemctl status redis
  sudo netstat -lnp | grep redis
}

f_install() {
  f_install_curl_and_git
  f_install_fira_code
  f_install_oh_my_zsh
  f_install_mysql_8_0
  f_install_dbeaver
  f_install_node_js
  f_install_nginx
  f_install_php
  f_install_composer
  f_self_trusted_local_host
  f_install_redis
}

# The sub main function, use to call neccessary functions of installation
f_sub_main() {
  #    f_update_os
  f_install
}

# The main function
f_main() {
  f_check_root
  #    f_sub_main
}

f_main

exit