/*
 * 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.privacy

import android.content.Intent
import android.testing.TestableLooper
import android.view.View
import android.view.ViewGroup
import android.view.ViewGroup.LayoutParams.MATCH_PARENT
import android.widget.TextView
import androidx.test.ext.junit.runners.AndroidJUnit4
import androidx.test.filters.SmallTest
import com.android.systemui.res.R
import com.android.systemui.SysuiTestCase
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.mock
import org.mockito.Mockito.never
import org.mockito.Mockito.verify
import org.mockito.MockitoAnnotations

@SmallTest
@RunWith(AndroidJUnit4::class)
@TestableLooper.RunWithLooper(setAsMainLooper = true)
class PrivacyDialogV2Test : SysuiTestCase() {

    companion object {
        private const val TEST_PACKAGE_NAME = "test_pkg"
        private const val TEST_USER_ID = 0
        private const val TEST_PERM_GROUP = "test_perm_group"

        private val TEST_INTENT = Intent("test_intent_action")

        private fun createPrivacyElement(
            type: PrivacyType = PrivacyType.TYPE_MICROPHONE,
            packageName: String = TEST_PACKAGE_NAME,
            userId: Int = TEST_USER_ID,
            applicationName: CharSequence = "App",
            attributionTag: CharSequence? = null,
            attributionLabel: CharSequence? = null,
            proxyLabel: CharSequence? = null,
            lastActiveTimestamp: Long = 0L,
            isActive: Boolean = false,
            isPhoneCall: Boolean = false,
            isService: Boolean = false,
            permGroupName: String = TEST_PERM_GROUP,
            navigationIntent: Intent = TEST_INTENT
        ) =
            PrivacyDialogV2.PrivacyElement(
                type,
                packageName,
                userId,
                applicationName,
                attributionTag,
                attributionLabel,
                proxyLabel,
                lastActiveTimestamp,
                isActive,
                isPhoneCall,
                isService,
                permGroupName,
                navigationIntent
            )
    }

    @Mock private lateinit var manageApp: (String, Int, Intent) -> Unit
    @Mock private lateinit var closeApp: (String, Int) -> Unit
    @Mock private lateinit var openPrivacyDashboard: () -> Unit
    private lateinit var dialog: PrivacyDialogV2

    @Before
    fun setUp() {
        MockitoAnnotations.initMocks(this)
    }

    @After
    fun teardown() {
        if (this::dialog.isInitialized) {
            dialog.dismiss()
        }
    }

    @Test
    fun testManageAppCalledWithCorrectParams() {
        val list = listOf(createPrivacyElement())
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)
        dialog.show()

        dialog.requireViewById<View>(R.id.privacy_dialog_manage_app_button).callOnClick()

        verify(manageApp).invoke(TEST_PACKAGE_NAME, TEST_USER_ID, TEST_INTENT)
    }

    @Test
    fun testCloseAppCalledWithCorrectParams() {
        val list = listOf(createPrivacyElement(isActive = true))
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)
        dialog.show()

        dialog.requireViewById<View>(R.id.privacy_dialog_close_app_button).callOnClick()

        verify(closeApp).invoke(TEST_PACKAGE_NAME, TEST_USER_ID)
    }

    @Test
    fun testCloseAppMissingForService() {
        val list = listOf(createPrivacyElement(isActive = true, isService = true))
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)

        dialog.show()

        assertThat(dialog.findViewById<View>(R.id.privacy_dialog_manage_app_button)).isNotNull()
        assertThat(dialog.findViewById<View>(R.id.privacy_dialog_close_app_button)).isNull()
    }

    @Test
    fun testMoreButton() {
        dialog = PrivacyDialogV2(context, emptyList(), manageApp, closeApp, openPrivacyDashboard)
        dialog.show()

        dialog.requireViewById<View>(R.id.privacy_dialog_more_button).callOnClick()

        verify(openPrivacyDashboard).invoke()
    }

    @Test
    fun testCloseButton() {
        dialog = PrivacyDialogV2(context, emptyList(), manageApp, closeApp, openPrivacyDashboard)
        val dismissListener = mock(PrivacyDialogV2.OnDialogDismissed::class.java)
        dialog.addOnDismissListener(dismissListener)
        dialog.show()
        verify(dismissListener, never()).onDialogDismissed()

        dialog.requireViewById<View>(R.id.privacy_dialog_close_button).callOnClick()

        verify(dismissListener).onDialogDismissed()
    }

    @Test
    fun testDismissListenerCalledOnDismiss() {
        dialog = PrivacyDialogV2(context, emptyList(), manageApp, closeApp, openPrivacyDashboard)
        val dismissListener = mock(PrivacyDialogV2.OnDialogDismissed::class.java)
        dialog.addOnDismissListener(dismissListener)
        dialog.show()
        verify(dismissListener, never()).onDialogDismissed()

        dialog.dismiss()

        verify(dismissListener).onDialogDismissed()
    }

    @Test
    fun testDismissListenerCalledImmediatelyIfDialogAlreadyDismissed() {
        dialog = PrivacyDialogV2(context, emptyList(), manageApp, closeApp, openPrivacyDashboard)
        val dismissListener = mock(PrivacyDialogV2.OnDialogDismissed::class.java)
        dialog.show()
        dialog.dismiss()

        dialog.addOnDismissListener(dismissListener)

        verify(dismissListener).onDialogDismissed()
    }

    @Test
    fun testCorrectNumElements() {
        val list =
            listOf(
                createPrivacyElement(type = PrivacyType.TYPE_CAMERA, isActive = true),
                createPrivacyElement()
            )
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)

        dialog.show()

        assertThat(
                dialog.requireViewById<ViewGroup>(R.id.privacy_dialog_items_container).childCount
            )
            .isEqualTo(2)
    }

    @Test
    fun testHeaderText() {
        val list = listOf(createPrivacyElement())
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)

        dialog.show()

        assertThat(dialog.requireViewById<TextView>(R.id.privacy_dialog_item_header_title).text)
            .isEqualTo(TEST_PERM_GROUP)
    }

    @Test
    fun testUsingText() {
        val list = listOf(createPrivacyElement(type = PrivacyType.TYPE_CAMERA, isActive = true))
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)

        dialog.show()

        assertThat(dialog.requireViewById<TextView>(R.id.privacy_dialog_item_header_summary).text)
            .isEqualTo("In use by App")
    }

    @Test
    fun testRecentText() {
        val list = listOf(createPrivacyElement())
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)

        dialog.show()

        assertThat(dialog.requireViewById<TextView>(R.id.privacy_dialog_item_header_summary).text)
            .isEqualTo("Recently used by App")
    }

    @Test
    fun testPhoneCall() {
        val list = listOf(createPrivacyElement(isPhoneCall = true))
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)

        dialog.show()

        assertThat(dialog.requireViewById<TextView>(R.id.privacy_dialog_item_header_summary).text)
            .isEqualTo("Recently used in phone call")
    }

    @Test
    fun testPhoneCallNotClickable() {
        val list = listOf(createPrivacyElement(isPhoneCall = true))
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)

        dialog.show()

        assertThat(dialog.requireViewById<View>(R.id.privacy_dialog_item_card).isClickable)
            .isFalse()
        assertThat(
                dialog
                    .requireViewById<View>(R.id.privacy_dialog_item_header_expand_toggle)
                    .visibility
            )
            .isEqualTo(View.GONE)
    }

    @Test
    fun testProxyLabel() {
        val list = listOf(createPrivacyElement(proxyLabel = "proxy label"))
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)

        dialog.show()

        assertThat(dialog.requireViewById<TextView>(R.id.privacy_dialog_item_header_summary).text)
            .isEqualTo("Recently used by App (proxy label)")
    }

    @Test
    fun testSubattribution() {
        val list =
            listOf(
                createPrivacyElement(
                    attributionLabel = "For subattribution",
                    isActive = true,
                    isService = true
                )
            )
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)

        dialog.show()

        assertThat(dialog.requireViewById<TextView>(R.id.privacy_dialog_item_header_summary).text)
            .isEqualTo("In use by App (For subattribution)")
    }

    @Test
    fun testSubattributionAndProxyLabel() {
        val list =
            listOf(
                createPrivacyElement(
                    attributionLabel = "For subattribution",
                    proxyLabel = "proxy label",
                    isActive = true
                )
            )
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)
        dialog.show()
        assertThat(dialog.requireViewById<TextView>(R.id.privacy_dialog_item_header_summary).text)
            .isEqualTo("In use by App (For subattribution \u2022 proxy label)")
    }

    @Test
    fun testDialogHasTitle() {
        val list = listOf(createPrivacyElement())
        dialog = PrivacyDialogV2(context, list, manageApp, closeApp, openPrivacyDashboard)
        dialog.show()

        assertThat(dialog.window?.attributes?.title).isEqualTo("Microphone & Camera")
    }

    @Test
    fun testDialogIsFullscreen() {
        dialog = PrivacyDialogV2(context, emptyList(), manageApp, closeApp, openPrivacyDashboard)
        dialog.show()

        assertThat(dialog.window?.attributes?.width).isEqualTo(MATCH_PARENT)
        assertThat(dialog.window?.attributes?.height).isEqualTo(MATCH_PARENT)
    }
}