#!/bin/bash
# shellcheck disable=SC1091
[ -r /var/lib/from_repos/scripts/shared_functions.sh ] && . /var/lib/from_repos/scripts/shared_functions.sh

fullname=''
quota=104857600000
db_name='mail'
DEFAULT_DOMAIN='susurrando.com'
function usage() {
  message "$(basename "${0}") --user|-u <USEREMAIL> [--password|-p <PASSWORD>] [--fullname|-n <FULL USER NAME>] [--quota|-q <QUOTA>] [--debug|-d]" p
}
while [ "${#}" -gt 0 ]
do
  case "${1}" in
    '--user'|'-u')
      shift
      username="${1}"
      shift
      ;;
    '--password'|'-p')
      shift
      password="${1}"
      shift
      ;;
    '--full-name'|'-n')
      shift
      fullname="${1}"
      shift
      ;;
    '--quota'|'-q')
      shift
      quota=$(echo "${1}" | grep -o '[0-9]*' | head -n 1)
      shift
      ;;
    '--debug'|'-d')
      shift
      export DEBUG=true
      ;;
    *)
      parameters="${parameters} ${1}"
      message "Ignoring parameter '${1}'." p
      shift
      ;;
  esac
done
if [[ "${username}" == "" ]]; then
	usage
	exit 65
fi
if [[ "${password}" == "" ]]; then
	password=$(/usr/bin/pwgen -c -n -B 9 1)
	message "User password is ${password}" p
fi
if ! [[ "${username}" =~ .*@[a-zA-Z0-9]*\.[a-zA-Z0-9]{2,} ]]
then
	username="${username}@${DEFAULT_DOMAIN}"
  message "Username: '${username}'" p
fi

query="insert into users (email, password, fullname, quota) VALUES ('${username}', ENCRYPT('${password}'), '${fullname}', ${quota});"
message "Calling query: '${query}'"
echo "${query}" | mysql "${db_name}"
error_code="${?}"
if [[ "${error_code}" != "0" ]]; then
	message "Error ${error_code} while adding user to the mail database" p
	exit "${error_code}"
else
	message "Added sucessfully to mail database" p
	echo "Welcome to Susurrando.com mail service" | mail -s "Welcome to Susurrando mail service" "${username}"
	error_code="${?}"
	if [[ "${error_code}" != "0" ]]; then
		message "Error ${error_code} sending welcome message" p
		exit "${error_code}"
	fi
fi