#!/usr/bin/env bash
# Exit if any errors pop up
set -e

# Array of available domains
domains=(${MYVEMAIL_DOMAIN})
domains+=(${MYVEMAIL_ADDMX//,/ })

# Check if postfixadmin db has been installed
if [ ! -d /var/lib/mysql/${MYVEMAIL_POSTFIXADMIN_DBNAME}/ ]
then
    echo "Run setup script before proceeding"
    exit 1
fi

# Check if mariadb is active
if ! ps aux | grep -q mariadb
then
    mariadbd --user=root --datadir=/var/lib/mysql/ &
    until mariadb --user=root --database=mysql -e "show tables;" >/dev/null
    do
        sleep 1
    done
fi

# Proceed only if postfixadmin db is installed
if mariadb --user=root --database=${MYVEMAIL_POSTFIXADMIN_DBNAME} -e "select * from domain;" | grep -q ${MYVEMAIL_DOMAIN}
then
    # Mail account domain
    echo -e "\e[1;34mChoose an available domain from the following: ${domains[@]}\e[0m"
    until [ ${MYVEMAIL_ADDUSER_DOMAIN} ] && [[ ${domains[@]} =~ ${MYVEMAIL_ADDUSER_DOMAIN} ]]
    do
        read -r -p 'Domain: ' MYVEMAIL_ADDUSER_DOMAIN
        if [ -z "${MYVEMAIL_ADDUSER_DOMAIN}" ]
        then
            echo -e '\n\e[1;31mField cannot be empty, try again\e[0m'
        elif ! [[ ${domains[@]} =~ ${MYVEMAIL_ADDUSER_DOMAIN} ]]
        then
            echo -e '\n\e[1;31mChoose a valid domain\e[0m'
        fi
    done

    # Mail username
    if [ -z ${MYVEMAIL_MAIL_USER} ]
    then
        echo -e '\n\e[1;34mType in your email username\e[0m'
        until [ ${MYVEMAIL_MAIL_USER} ]
        do
            read -r -p 'Username: ' MYVEMAIL_MAIL_USER
            [ ${MYVEMAIL_MAIL_USER} ] || echo -e '\n\e[1;31mUsername cannot be empty, try again\e[0m'
        done
        echo -e '\n\e[1;32mMail user '${MYVEMAIL_MAIL_USER}'@'${MYVEMAIL_ADDUSER_DOMAIN}' has been saved\e[0m\n'
    fi

    # Mail account password
    echo -e '\e[1;34mCreate a password for your mail account\e[0m'
    until [ "${MYVEMAIL_MAIL_PASS}" = "${MYVEMAIL_MAIL_PASS2}" -a "${MYVEMAIL_MAIL_PASS}" ]
    do
        read -s -r -p 'Mail password: ' MYVEMAIL_MAIL_PASS
        read -s -r -p $'\nVerify mail password: ' MYVEMAIL_MAIL_PASS2
        if [ -z "${MYVEMAIL_MAIL_PASS}" ]
        then
            echo -e '\n\n\e[1;31mPassword field cannot be empty, try again\e[0m'
        elif [ "${MYVEMAIL_MAIL_PASS}" != "${MYVEMAIL_MAIL_PASS2}" ]
            echo -e '\n\n\e[1;31mPasswords did not match, try again\e[0m'
        then
        fi
    done
    echo -e '\n\n\e[1;32mMail password has been saved\e[0m\n'

    # Catch-all alias
    until [[ ${MYVEMAIL_USER_CATCHALL} = [yYnN] ]]
    do
        echo -n -e '\e[1;34mWill the user use a catch-all alias?\e[0m '
        read -n 1 -r MYVEMAIL_USER_CATCHALL
        echo
        echo
        if ! [[ ${MYVEMAIL_USER_CATCHALL} = [yYnN] ]]
        then
            echo -e '\e[1;31mNot a valid answer, type "y" or "n"\e[0m'
        fi
    done

    # Create Postfixadmin mail users
    bash /usr/share/webapps/postfixadmin/scripts/postfixadmin-cli mailbox add "${MYVEMAIL_MAIL_USER}@${MYVEMAIL_ADDUSER_DOMAIN}" --active --password "${MYVEMAIL_MAIL_PASS}" --password2 "${MYVEMAIL_MAIL_PASS}" -q

    # Create Postfixadmin mail catch-all alias
    if [[ ${MYVEMAIL_USER_CATCHALL} = [yY] ]]
    then
        bash /usr/share/webapps/postfixadmin/scripts/postfixadmin-cli alias add "*@${MYVEMAIL_ADDUSER_DOMAIN}" --goto "${MYVEMAIL_MAIL_USER}@${MYVEMAIL_ADDUSER_DOMAIN}" --active -q
    fi
else
    echo "Postfixadmin database does not seem to be installed"
    echo "Run setup script before proceeding"
    exit 1
fi