/*
 * Copyright (C) 2025 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.supervision

import android.app.supervision.SupervisionManager
import android.app.supervision.SupervisionRecoveryInfo
import android.app.supervision.SupervisionRecoveryInfo.STATE_PENDING
import android.app.supervision.SupervisionRecoveryInfo.STATE_VERIFIED
import android.app.supervision.flags.Flags
import android.content.Context
import android.content.ContextWrapper
import android.platform.test.annotations.DisableFlags
import android.platform.test.annotations.EnableFlags
import android.platform.test.flag.junit.SetFlagsRule
import androidx.test.core.app.ApplicationProvider
import androidx.test.ext.junit.runners.AndroidJUnit4
import com.android.settings.R
import com.google.common.truth.Truth.assertThat
import org.junit.Assert.assertEquals
import org.junit.Rule
import org.junit.Test
import org.junit.runner.RunWith
import org.mockito.kotlin.mock
import org.mockito.kotlin.whenever

@RunWith(AndroidJUnit4::class)
class SupervisionPinRecoveryPreferenceTest {

    private val appContext: Context = ApplicationProvider.getApplicationContext()
    private val mockSupervisionManager = mock<SupervisionManager>()
    private val mContext =
        object : ContextWrapper(appContext) {
            override fun getSystemService(name: String): Any =
                when (name) {
                    SUPERVISION_SERVICE -> mockSupervisionManager
                    else -> super.getSystemService(name)
                }
        }
    private val preference = SupervisionPinRecoveryPreference()
    @get:Rule val setFlagsRule = SetFlagsRule()

    @Test
    fun getTitle() {
        assertThat(preference.title).isEqualTo(R.string.supervision_add_forgot_pin_preference_title)
    }

    @Test
    fun getIntent() {
        assertEquals(
            SupervisionPinRecoveryActivity.ACTION_RECOVERY,
            preference.intent(mContext)?.action,
        )
    }

    @Test
    @EnableFlags(Flags.FLAG_ENABLE_SUPERVISION_PIN_RECOVERY_SCREEN)
    fun flagEnabled_recoveryNotExist_notAvailable() {
        whenever(mockSupervisionManager.supervisionRecoveryInfo).thenReturn(null)

        assertThat(preference.isAvailable(mContext)).isFalse()
    }

    @Test
    @EnableFlags(Flags.FLAG_ENABLE_SUPERVISION_PIN_RECOVERY_SCREEN)
    fun flagEnabled_recoveryInfoExist_isAvailable() {
        val recoveryInfo =
            SupervisionRecoveryInfo(
                /* accountName */ "email",
                /* accountType */ "default",
                /* state */ STATE_PENDING,
                /* accountData */ null,
            )
        whenever(mockSupervisionManager.supervisionRecoveryInfo).thenReturn(recoveryInfo)

        assertThat(preference.isAvailable(mContext)).isTrue()
    }

    @Test
    @EnableFlags(Flags.FLAG_ENABLE_SUPERVISION_PIN_RECOVERY_SCREEN)
    fun flagEnabled_recoveryVerified_isAvailable() {
        val recoveryInfo =
            SupervisionRecoveryInfo(
                /* accountName */ "email",
                /* accountType */ "default",
                /* state */ STATE_VERIFIED,
                /* accountData */ null,
            )
        whenever(mockSupervisionManager.supervisionRecoveryInfo).thenReturn(recoveryInfo)

        assertThat(preference.isAvailable(mContext)).isTrue()
    }

    @Test
    @DisableFlags(Flags.FLAG_ENABLE_SUPERVISION_PIN_RECOVERY_SCREEN)
    fun flagDisabled_recoveryInfoExist_notAvailable() {
        val recoveryInfo =
            SupervisionRecoveryInfo(
                /* accountName */ "email",
                /* accountType */ "default",
                /* state */ STATE_VERIFIED,
                /* accountData */ null,
            )
        whenever(mockSupervisionManager.supervisionRecoveryInfo).thenReturn(recoveryInfo)

        assertThat(preference.isAvailable(mContext)).isFalse()
    }
}