/*
 * Copyright (C) 2024 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.launcher3.model

import android.content.ComponentName
import android.content.Context
import android.content.Intent
import android.content.pm.ApplicationInfo
import android.content.pm.LauncherApps
import android.content.pm.PackageInstaller
import android.content.pm.ShortcutInfo
import android.os.UserHandle
import android.platform.test.annotations.EnableFlags
import android.util.LongSparseArray
import androidx.test.core.app.ApplicationProvider
import androidx.test.ext.junit.runners.AndroidJUnit4
import com.android.launcher3.Flags.FLAG_ENABLE_SUPPORT_FOR_ARCHIVING
import com.android.launcher3.InvariantDeviceProfile
import com.android.launcher3.LauncherSettings.Favorites
import com.android.launcher3.LauncherSettings.Favorites.CONTAINER_DESKTOP
import com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPLICATION
import com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET
import com.android.launcher3.dagger.LauncherComponentProvider.appComponent
import com.android.launcher3.icons.CacheableShortcutInfo
import com.android.launcher3.icons.IconCache
import com.android.launcher3.model.data.IconRequestInfo
import com.android.launcher3.model.data.LauncherAppWidgetInfo
import com.android.launcher3.model.data.LauncherAppWidgetInfo.FLAG_RESTORE_STARTED
import com.android.launcher3.model.data.LauncherAppWidgetInfo.FLAG_UI_NOT_READY
import com.android.launcher3.model.data.WorkspaceItemInfo
import com.android.launcher3.pm.UserManagerState
import com.android.launcher3.shortcuts.ShortcutKey
import com.android.launcher3.util.PackageManagerHelper
import com.android.launcher3.util.PackageUserKey
import com.android.launcher3.util.UserIconInfo
import com.android.launcher3.widget.WidgetInflater
import com.google.common.truth.Truth.assertThat
import org.junit.Before
import org.junit.Rule
import org.junit.Test
import org.junit.runner.RunWith
import org.mockito.Answers
import org.mockito.ArgumentCaptor
import org.mockito.Mock
import org.mockito.Mockito.verify
import org.mockito.junit.MockitoJUnit
import org.mockito.kotlin.any
import org.mockito.kotlin.anyOrNull
import org.mockito.kotlin.doAnswer
import org.mockito.kotlin.eq
import org.mockito.kotlin.mock
import org.mockito.kotlin.whenever

@RunWith(AndroidJUnit4::class)
class WorkspaceItemProcessorExtraTest {

    @Mock private lateinit var mockIconRequestInfo: IconRequestInfo<WorkspaceItemInfo>
    @Mock private lateinit var mockWorkspaceInfo: WorkspaceItemInfo
    @Mock private lateinit var mockContext: Context
    @Mock private lateinit var mockIconCache: IconCache
    @Mock private lateinit var mockPmHelper: PackageManagerHelper
    @Mock private lateinit var mockLauncherApps: LauncherApps
    @Mock(answer = Answers.RETURNS_DEEP_STUBS) private lateinit var mockCursor: LoaderCursor
    @Mock private lateinit var mockUserManagerState: UserManagerState
    @Mock private lateinit var mockWidgetInflater: WidgetInflater
    @Mock private lateinit var mockWorkspaceItemSpaceFinder: WorkspaceItemSpaceFinder
    @get:Rule val mockitoRule = MockitoJUnit.rule()

    private var intent: Intent = Intent()
    private var mUserHandle: UserHandle = UserHandle(0)
    private var mIconRequestInfos: MutableList<IconRequestInfo<WorkspaceItemInfo>> = mutableListOf()
    private var mComponentName: ComponentName = ComponentName("package", "class")
    private var mUnlockedUsersArray: LongSparseArray<Boolean> = LongSparseArray()
    private var mKeyToPinnedShortcutsMap: MutableMap<ShortcutKey, ShortcutInfo> = mutableMapOf()
    private var mInstallingPkgs: HashMap<PackageUserKey, PackageInstaller.SessionInfo> = hashMapOf()
    private var mAllDeepShortcuts: MutableList<CacheableShortcutInfo> = mutableListOf()
    private var mPendingPackages: MutableSet<PackageUserKey> = mutableSetOf()

    private lateinit var itemProcessorUnderTest: WorkspaceItemProcessor

    @Before
    fun setup() {
        mUserHandle = UserHandle(0)
        mComponentName = ComponentName("package", "class")
        mUnlockedUsersArray = LongSparseArray<Boolean>(1).apply { put(101, true) }
        intent =
            Intent().apply {
                component = mComponentName
                `package` = "pkg"
                putExtra(ShortcutKey.EXTRA_SHORTCUT_ID, "")
            }
        mockLauncherApps.apply {
            whenever(isPackageEnabled("package", mUserHandle)).thenReturn(true)
            whenever(isActivityEnabled(mComponentName, mUserHandle)).thenReturn(true)
        }
        mockContext.apply {
            whenever(packageManager).thenReturn(mock())
            whenever(packageManager.getUserBadgedLabel(any(), any())).thenReturn("")
            whenever(applicationContext).thenReturn(ApplicationProvider.getApplicationContext())
            whenever(getSystemService(LauncherApps::class.java)).thenReturn(mockLauncherApps)
        }

        whenever(mockIconCache.getShortcutIcon(any(), any(), any())).then {}
        whenever(mockPmHelper.getAppLaunchIntent(mComponentName.packageName, mUserHandle))
            .thenReturn(intent)
        mockCursor.apply {
            user = mUserHandle
            itemType = ITEM_TYPE_APPLICATION
            id = 1
            restoreFlag = 1
            serialNumber = 101
            whenever(parseIntent()).thenReturn(intent)
            whenever(markRestored()).doAnswer { restoreFlag = 0 }
            whenever(updater().put(Favorites.INTENT, intent.toUri(0)).commit()).thenReturn(1)
            whenever(getAppShortcutInfo(any(), any(), any(), any())).thenReturn(mockWorkspaceInfo)
            whenever(createIconRequestInfo(any(), any())).thenReturn(mockIconRequestInfo)
        }

        val mockUserInfo = mock<UserIconInfo>().apply { whenever(isPrivate).thenReturn(false) }
        whenever(mockUserManagerState.getUserInfo(any())).thenReturn(mockUserInfo)

        mKeyToPinnedShortcutsMap = mutableMapOf()
        mInstallingPkgs = hashMapOf()
        mAllDeepShortcuts = mutableListOf()
        mIconRequestInfos = mutableListOf()
        mPendingPackages = mutableSetOf()
    }

    @Test
    fun `When Pending App Widget has not started restore then update db and add item`() {
        // Given
        val expectedProvider = "com.google.android.testApp/com.android.testApp.testAppProvider"
        val expectedComponentName =
            ComponentName.unflattenFromString(expectedProvider)!!.flattenToString()
        val expectedRestoreStatus = FLAG_UI_NOT_READY or FLAG_RESTORE_STARTED
        val expectedAppWidgetId = 0
        mockCursor.apply {
            itemType = ITEM_TYPE_APPWIDGET
            user = mUserHandle
            restoreFlag = FLAG_UI_NOT_READY
            container = CONTAINER_DESKTOP
            whenever(isOnWorkspaceOrHotseat).thenCallRealMethod()
            whenever(appWidgetProvider).thenReturn(expectedProvider)
            whenever(appWidgetId).thenReturn(expectedAppWidgetId)
            whenever(spanX).thenReturn(2)
            whenever(spanY).thenReturn(1)
            whenever(options).thenReturn(0)
            whenever(appWidgetSource).thenReturn(20)
            whenever(applyCommonProperties(any())).thenCallRealMethod()
            whenever(
                    updater()
                        .put(Favorites.APPWIDGET_PROVIDER, expectedComponentName)
                        .put(Favorites.APPWIDGET_ID, expectedAppWidgetId)
                        .put(Favorites.RESTORED, expectedRestoreStatus)
                        .commit()
                )
                .thenReturn(1)
        }
        val inflationResult =
            WidgetInflater.InflationResult(type = WidgetInflater.TYPE_PENDING, widgetInfo = null)
        mockWidgetInflater =
            mock<WidgetInflater>().apply {
                whenever(inflateAppWidget(any())).thenReturn(inflationResult)
            }
        val packageUserKey = PackageUserKey("com.google.android.testApp", mUserHandle)
        mInstallingPkgs[packageUserKey] = PackageInstaller.SessionInfo()

        // When
        itemProcessorUnderTest = createWorkspaceItemProcessorUnderTest()
        itemProcessorUnderTest.processItem()

        // Then
        val expectedWidgetInfo =
            LauncherAppWidgetInfo().apply {
                appWidgetId = expectedAppWidgetId
                providerName = ComponentName.unflattenFromString(expectedProvider)
                restoreStatus = expectedRestoreStatus
            }
        verify(
                mockCursor
                    .updater()
                    .put(Favorites.APPWIDGET_PROVIDER, expectedProvider)
                    .put(Favorites.APPWIDGET_ID, expectedAppWidgetId)
                    .put(Favorites.RESTORED, expectedRestoreStatus)
            )
            .commit()
        val widgetInfoCaptor = ArgumentCaptor.forClass(LauncherAppWidgetInfo::class.java)
        verify(mockCursor).checkAndAddItem(widgetInfoCaptor.capture(), any(), anyOrNull())
        val actualWidgetInfo = widgetInfoCaptor.value
        with(actualWidgetInfo) {
            assertThat(providerName).isEqualTo(expectedWidgetInfo.providerName)
            assertThat(restoreStatus).isEqualTo(expectedWidgetInfo.restoreStatus)
            assertThat(targetComponent).isEqualTo(expectedWidgetInfo.targetComponent)
            assertThat(appWidgetId).isEqualTo(expectedWidgetInfo.appWidgetId)
        }
    }

    @Test
    @EnableFlags(FLAG_ENABLE_SUPPORT_FOR_ARCHIVING)
    fun `When Archived Pending App Widget then checkAndAddItem`() {
        // Given
        val expectedProvider = "com.google.android.testApp/com.android.testApp.testAppProvider"
        val expectedComponentName = ComponentName.unflattenFromString(expectedProvider)
        val expectedPackage = expectedComponentName!!.packageName
        val expectedUser = UserHandle(1)

        whenever(mockLauncherApps.getApplicationInfo(eq(expectedPackage), any(), eq(expectedUser)))
            .thenReturn(ApplicationInfo().apply { isArchived = true })
        mockCursor =
            mock<LoaderCursor>().apply {
                itemType = ITEM_TYPE_APPWIDGET
                id = 1
                user = expectedUser
                restoreFlag = FLAG_UI_NOT_READY
                container = CONTAINER_DESKTOP
                whenever(isOnWorkspaceOrHotseat).thenCallRealMethod()
                whenever(appWidgetProvider).thenReturn(expectedProvider)
                whenever(appWidgetId).thenReturn(0)
                whenever(spanX).thenReturn(2)
                whenever(spanY).thenReturn(1)
                whenever(options).thenReturn(0)
                whenever(appWidgetSource).thenReturn(20)
                whenever(applyCommonProperties(any())).thenCallRealMethod()
            }
        mInstallingPkgs = hashMapOf()
        val inflationResult =
            WidgetInflater.InflationResult(type = WidgetInflater.TYPE_PENDING, widgetInfo = null)
        mockWidgetInflater =
            mock<WidgetInflater>().apply {
                whenever(inflateAppWidget(any())).thenReturn(inflationResult)
            }
        itemProcessorUnderTest = createWorkspaceItemProcessorUnderTest()

        // When
        itemProcessorUnderTest.processItem()

        // Then
        verify(mockCursor).checkAndAddItem(any(), any(), anyOrNull())
    }

    private fun createWorkspaceItemProcessorUnderTest(
        cursor: LoaderCursor = mockCursor,
        memoryLogger: LoaderMemoryLogger? = null,
        userManagerState: UserManagerState = mockUserManagerState,
        launcherApps: LauncherApps = mockLauncherApps,
        shortcutKeyToPinnedShortcuts: Map<ShortcutKey, ShortcutInfo> = mKeyToPinnedShortcutsMap,
        context: Context = mockContext,
        widgetInflater: WidgetInflater = mockWidgetInflater,
        pmHelper: PackageManagerHelper = mockPmHelper,
        iconRequestInfos: MutableList<IconRequestInfo<WorkspaceItemInfo>> = mIconRequestInfos,
        isSdCardReady: Boolean = false,
        pendingPackages: MutableSet<PackageUserKey> = mPendingPackages,
        unlockedUsers: LongSparseArray<Boolean> = mUnlockedUsersArray,
        installingPkgs: HashMap<PackageUserKey, PackageInstaller.SessionInfo> = mInstallingPkgs,
        allDeepShortcuts: MutableList<CacheableShortcutInfo> = mAllDeepShortcuts,
    ) =
        WorkspaceItemProcessor(
            c = cursor,
            context = context,
            memoryLogger = memoryLogger,
            userManagerState = userManagerState,
            launcherApps = launcherApps,
            widgetInflater = widgetInflater,
            pmHelper = pmHelper,
            unlockedUsers = unlockedUsers,
            iconRequestInfos = iconRequestInfos,
            pendingPackages = pendingPackages,
            isSdCardReady = isSdCardReady,
            shortcutKeyToPinnedShortcuts = shortcutKeyToPinnedShortcuts,
            installingPkgs = installingPkgs,
            allDeepShortcuts = allDeepShortcuts,
            idp = InvariantDeviceProfile.INSTANCE.get(context),
            iconCache = mockIconCache,
            isSafeMode = false,
            widgetSizeHandler = context.appComponent.widgetSizeHandler,
            homeScreenFiles = lazyOf(mapOf()),
            workspaceItemSpaceFinder = mockWorkspaceItemSpaceFinder,
        )
}