/*
 * Copyright (C) 2023 The Android Open Source Project
 *
 * 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 com.android.settings.biometrics.fingerprint2.lib.model

import android.annotation.StringRes

/**
 * Represents a fingerprint enrollment state. See [FingerprintManager.EnrollmentCallback] for more
 * information
 */
sealed class FingerEnrollState {
  /**
   * Represents an enrollment step progress.
   *
   * Progress is obtained by (totalStepsRequired - remainingSteps) / totalStepsRequired
   */
  data class EnrollProgress(val remainingSteps: Int, val totalStepsRequired: Int) :
    FingerEnrollState()

  /** Represents that recoverable error has been encountered during enrollment. */
  data class EnrollHelp(@StringRes val helpMsgId: Int, val helpString: String) :
    FingerEnrollState()

  /** Represents that an unrecoverable error has been encountered and the operation is complete. */
  data class EnrollError(
    @StringRes val errTitle: Int,
    @StringRes val errString: Int,
    val shouldRetryEnrollment: Boolean,
    val isCancelled: Boolean,
  ) : FingerEnrollState()

  /** Indicates an acquired event has occurred */
  data class Acquired(val acquiredGood: Boolean) : FingerEnrollState()

  /** Indicates a pointer down event has occurred */
  data class PointerDown(val fingerId: Int) : FingerEnrollState()

  /** Indicates a pointer up event has occurred */
  data class PointerUp(val fingerId: Int) : FingerEnrollState()

  /** Indicates the overlay has shown */
  data object OverlayShown : FingerEnrollState()
}