za.co.absa.spline.admin.UserInteractor.scala Maven / Gradle / Ivy

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/*
 * Copyright 2021 ABSA Group Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package za.co.absa.spline.admin

import za.co.absa.spline.persistence.ArangoConnectionURL

import scala.annotation.tailrec

class UserInteractor(console: InputConsole) {

  def credentializeConnectionUrl(url: ArangoConnectionURL): ArangoConnectionURL = {
    if (url.user.nonEmpty && url.password.nonEmpty) url
    else {
      val username = url.user.getOrElse(readNonEmptyLine("Username: "))
      val password = console.readPassword(s"Password for $username: ")
      url.copy(user = Some(username), password = Some(password))
    }
  }

  @tailrec
  private def readNonEmptyLine(msg: String): String = {
    val u = console.readLine(msg).trim
    if (u.isEmpty) readNonEmptyLine(msg) else u
  }
}