/*
 * Copyright (C) 2021 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.systemui.qs.tiles

import android.app.Dialog
import android.content.ContextWrapper
import android.content.SharedPreferences
import android.os.Handler
import android.provider.Settings
import android.provider.Settings.Global.ZEN_MODE_NO_INTERRUPTIONS
import android.provider.Settings.Global.ZEN_MODE_OFF
import android.testing.TestableLooper
import android.view.ContextThemeWrapper
import androidx.test.ext.junit.runners.AndroidJUnit4
import androidx.test.filters.SmallTest
import com.android.internal.logging.MetricsLogger
import com.android.systemui.res.R
import com.android.systemui.SysuiTestCase
import com.android.systemui.animation.DialogTransitionAnimator
import com.android.systemui.animation.Expandable
import com.android.systemui.classifier.FalsingManagerFake
import com.android.systemui.plugins.ActivityStarter
import com.android.systemui.plugins.qs.QSTile
import com.android.systemui.plugins.statusbar.StatusBarStateController
import com.android.systemui.qs.QSHost
import com.android.systemui.qs.QsEventLogger
import com.android.systemui.qs.logging.QSLogger
import com.android.systemui.qs.tileimpl.QSTileImpl
import com.android.systemui.statusbar.policy.ZenModeController
import com.android.systemui.util.mockito.any
import com.android.systemui.util.mockito.nullable
import com.android.systemui.util.settings.FakeSettings
import com.android.systemui.util.settings.SecureSettings
import com.google.common.truth.Truth.assertThat
import org.junit.After
import org.junit.Before
import org.junit.Test
import org.junit.runner.RunWith
import org.mockito.Mock
import org.mockito.Mockito.anyBoolean
import org.mockito.Mockito.never
import org.mockito.Mockito.verify
import org.mockito.MockitoAnnotations
import java.io.File
import org.mockito.Mockito.`when` as whenever

@SmallTest
@RunWith(AndroidJUnit4::class)
@TestableLooper.RunWithLooper(setAsMainLooper = true)
class DndTileTest : SysuiTestCase() {

    companion object {
        private const val DEFAULT_USER = 0
        private const val KEY = Settings.Secure.ZEN_DURATION
    }

    @Mock
    private lateinit var qsHost: QSHost

    @Mock
    private lateinit var metricsLogger: MetricsLogger

    @Mock
    private lateinit var statusBarStateController: StatusBarStateController

    @Mock
    private lateinit var activityStarter: ActivityStarter

    @Mock
    private lateinit var qsLogger: QSLogger

    @Mock
    private lateinit var uiEventLogger: QsEventLogger

    @Mock
    private lateinit var zenModeController: ZenModeController

    @Mock
    private lateinit var sharedPreferences: SharedPreferences

    @Mock
    private lateinit var mDialogTransitionAnimator: DialogTransitionAnimator

    @Mock
    private lateinit var hostDialog: Dialog

    @Mock
    private lateinit var expandable: Expandable

    @Mock
    private lateinit var controller: DialogTransitionAnimator.Controller

    private lateinit var secureSettings: SecureSettings
    private lateinit var testableLooper: TestableLooper
    private lateinit var tile: DndTile

    @Before
    fun setUp() {
        MockitoAnnotations.initMocks(this)
        testableLooper = TestableLooper.get(this)
        secureSettings = FakeSettings()

        whenever(qsHost.userId).thenReturn(DEFAULT_USER)

        val wrappedContext = object : ContextWrapper(
                ContextThemeWrapper(context, R.style.Theme_SystemUI_QuickSettings)
        ) {
            override fun getSharedPreferences(file: File?, mode: Int): SharedPreferences {
                return sharedPreferences
            }
        }
        whenever(qsHost.context).thenReturn(wrappedContext)
        whenever(expandable.dialogTransitionController(any())).thenReturn(controller)

        tile = DndTile(
            qsHost,
            uiEventLogger,
            testableLooper.looper,
            Handler(testableLooper.looper),
            FalsingManagerFake(),
            metricsLogger,
            statusBarStateController,
            activityStarter,
            qsLogger,
            zenModeController,
            sharedPreferences,
            secureSettings,
            mDialogTransitionAnimator
        )
    }

    @After
    fun tearDown() {
        tile.destroy()
        testableLooper.processAllMessages()
    }

    @Test
    fun testForceExpandIcon_durationAskAlways_true() {
        secureSettings.putIntForUser(KEY, Settings.Secure.ZEN_DURATION_PROMPT, DEFAULT_USER)

        tile.refreshState()
        testableLooper.processAllMessages()

        assertThat(tile.state.forceExpandIcon).isTrue()
    }

    @Test
    fun testForceExpandIcon_durationNotAskAlways_false() {
        secureSettings.putIntForUser(KEY, 60, DEFAULT_USER)

        tile.refreshState()
        testableLooper.processAllMessages()

        assertThat(tile.state.forceExpandIcon).isFalse()
    }

    @Test
    fun testForceExpandIcon_changeWhileListening() {
        secureSettings.putIntForUser(KEY, 60, DEFAULT_USER)

        tile.refreshState()
        testableLooper.processAllMessages()

        assertThat(tile.state.forceExpandIcon).isFalse()

        tile.handleSetListening(true)

        secureSettings.putIntForUser(KEY, Settings.Secure.ZEN_DURATION_PROMPT, DEFAULT_USER)
        testableLooper.processAllMessages()

        assertThat(tile.state.forceExpandIcon).isTrue()
    }

    @Test
    fun testLaunchDialogFromViewWhenPrompt() {
        whenever(zenModeController.zen).thenReturn(ZEN_MODE_OFF)

        secureSettings.putIntForUser(KEY, Settings.Secure.ZEN_DURATION_PROMPT, DEFAULT_USER)
        testableLooper.processAllMessages()

        tile.handleClick(expandable)
        testableLooper.processAllMessages()

        verify(mDialogTransitionAnimator).show(any(), any(), anyBoolean())
    }

    @Test
    fun testNoLaunchDialogWhenNotPrompt() {
        whenever(zenModeController.zen).thenReturn(ZEN_MODE_OFF)

        secureSettings.putIntForUser(KEY, 60, DEFAULT_USER)
        testableLooper.processAllMessages()

        tile.handleClick(expandable)
        testableLooper.processAllMessages()

        verify(mDialogTransitionAnimator, never())
            .showFromView(any(), any(), nullable(), anyBoolean())
    }

    @Test
    fun testIcon_whenDndModeOff_isOffState() {
        whenever(zenModeController.zen).thenReturn(ZEN_MODE_OFF)
        val state = QSTile.BooleanState()

        tile.handleUpdateState(state, /* arg= */ null)

        assertThat(state.icon).isEqualTo(QSTileImpl.ResourceIcon.get(R.drawable.qs_dnd_icon_off))
    }

    @Test
    fun testIcon_whenDndModeOn_isOnState() {
        whenever(zenModeController.zen).thenReturn(ZEN_MODE_NO_INTERRUPTIONS)
        val state = QSTile.BooleanState()

        tile.handleUpdateState(state, /* arg= */ null)

        assertThat(state.icon).isEqualTo(QSTileImpl.ResourceIcon.get(R.drawable.qs_dnd_icon_on))
    }
}