updateEnvFile() {
    local user=$1
    local pass=$2
    local host=$3

    cat "${bin}/../environments/development.properties" |
    sed "s;url=jdbc:mysql://localhost/mysql;url=jdbc:mysql://$host/mysql;" |
    sed "s/username=root/username=$user/" | sed "s/password=my-secret-pw/password=$pass/"
}

updateConfig() {
    local dbs=$1
    for db in ${dbs}; do
        local user=${params["/databases/migrate/${env}/${db}.user"]}
        local pass=${params["/databases/migrate/${env}/${db}.password"]}
        local host=${params["/databases/migrate/${env}/${db}.host"]}
        updateEnvFile "${user}" "${pass}" "${host}" > "${bin}/../environments/${db}.properties"
    done
}

SED_DELIM=$(echo -en "01")

sed "s${SED_DELIM}url=jdbc:mysql://localhost/mysql${SED_DELIM}url=jdbc:mysql://$host/mysql${SED_DELIM}; s${SED_DELIM}username=root${SED_DELIM}username=$user${SED_DELIM}; s${SED_DELIM}password=my-secret-pw${SED_DELIM}password=$pass${SED_DELIM}" $file_name

sed -e "s${SED_DELIM}url=jdbc:mysql://localhost/mysql${SED_DELIM}url=jdbc:mysql://$host/mysql${SED_DELIM};"
-e "s${SED_DELIM}username=root${SED_DELIM}username=$user${SED_DELIM};"
-e "s${SED_DELIM}password=my-secret-pw${SED_DELIM}password=$pass${SED_DELIM}"
$file_name