Migrate PlatformCompat App List to SPA

So hidden modules are not shown in the list.

This will also improve the developer experience.

Bug: 273913035
Test: Manually with App Compatibility Changes
Test: Unit test
Change-Id: Ic78a51819159a0f848db6173f751b1be8c6b1e70
diff --git a/res/values/strings.xml b/res/values/strings.xml
index a78e74a..6ce7bdf 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -10542,8 +10542,6 @@
     <string name="platform_compat_default_disabled_title">Default disabled changes</string>
     <!-- Title for target SDK gated app compat changes category (do not translate 'targetSdkVersion') [CHAR LIMIT=50] -->
     <string name="platform_compat_target_sdk_title">Enabled for targetSdkVersion &gt;= <xliff:g id="number" example="29">%d</xliff:g></string>
-    <!-- Title for the dialog shown when no debuggable apps are available [CHAR LIMIT=30] -->
-    <string name="platform_compat_dialog_title_no_apps">No apps available</string>
     <!-- Explanatory text shown when no debuggable apps are available [CHAR LIMIT=NONE] -->
     <string name="platform_compat_dialog_text_no_apps">App compatibility changes can only be modified for debuggable apps. Install a debuggable app and try again.</string>
 
diff --git a/res/xml/development_settings.xml b/res/xml/development_settings.xml
index b26005a..32acac6 100644
--- a/res/xml/development_settings.xml
+++ b/res/xml/development_settings.xml
@@ -258,7 +258,7 @@
             android:key="platform_compat_dashboard"
             android:title="@string/platform_compat_dashboard_title"
             android:summary="@string/platform_compat_dashboard_summary"
-            android:fragment="com.android.settings.development.compat.PlatformCompatDashboard"
+            settings:controller="com.android.settings.spa.development.compat.PlatformCompatPreferenceController"
             />
 
         <SwitchPreference
diff --git a/src/com/android/settings/development/DevelopmentOptionsActivityRequestCodes.java b/src/com/android/settings/development/DevelopmentOptionsActivityRequestCodes.java
index 0d91fdd..b7b2759 100644
--- a/src/com/android/settings/development/DevelopmentOptionsActivityRequestCodes.java
+++ b/src/com/android/settings/development/DevelopmentOptionsActivityRequestCodes.java
@@ -25,12 +25,4 @@
     int REQUEST_CODE_DEBUG_APP = 1;
 
     int REQUEST_MOCK_LOCATION_APP = 2;
-
-    int REQUEST_CODE_ANGLE_ALL_USE_ANGLE = 3;
-
-    int REQUEST_CODE_ANGLE_DRIVER_PKGS = 4;
-
-    int REQUEST_CODE_ANGLE_DRIVER_VALUES = 5;
-
-    int REQUEST_COMPAT_CHANGE_APP = 6;
 }
diff --git a/src/com/android/settings/development/compat/PlatformCompatDashboard.java b/src/com/android/settings/development/compat/PlatformCompatDashboard.java
index f8cbf21..3f0ffc7 100644
--- a/src/com/android/settings/development/compat/PlatformCompatDashboard.java
+++ b/src/com/android/settings/development/compat/PlatformCompatDashboard.java
@@ -17,21 +17,16 @@
 package com.android.settings.development.compat;
 
 import static com.android.internal.compat.OverrideAllowedState.ALLOWED;
-import static com.android.settings.development.DevelopmentOptionsActivityRequestCodes.REQUEST_COMPAT_CHANGE_APP;
 
-import android.app.Activity;
-import android.app.AlertDialog;
 import android.app.settings.SettingsEnums;
 import android.compat.Compatibility.ChangeConfig;
 import android.content.Context;
-import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.os.RemoteException;
 import android.os.ServiceManager;
-import android.text.TextUtils;
 import android.util.ArraySet;
 
 import androidx.annotation.VisibleForTesting;
@@ -40,35 +35,28 @@
 import androidx.preference.PreferenceCategory;
 import androidx.preference.SwitchPreference;
 
-import com.android.internal.compat.AndroidBuildClassifier;
 import com.android.internal.compat.CompatibilityChangeConfig;
 import com.android.internal.compat.CompatibilityChangeInfo;
 import com.android.internal.compat.IPlatformCompat;
 import com.android.settings.R;
 import com.android.settings.dashboard.DashboardFragment;
-import com.android.settings.development.AppPicker;
 
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 import java.util.TreeMap;
 
-
 /**
  * Dashboard for Platform Compat preferences.
  */
 public class PlatformCompatDashboard extends DashboardFragment {
     private static final String TAG = "PlatformCompatDashboard";
-    private static final String COMPAT_APP = "compat_app";
+    public static final String COMPAT_APP = "compat_app";
 
     private IPlatformCompat mPlatformCompat;
 
     private CompatibilityChangeInfo[] mChanges;
 
-    private AndroidBuildClassifier mAndroidBuildClassifier = new AndroidBuildClassifier();
-
-    private boolean mShouldStartAppPickerOnResume = true;
-
     @VisibleForTesting
     String mSelectedApp;
 
@@ -108,32 +96,6 @@
         } catch (RemoteException e) {
             throw new RuntimeException("Could not list changes!", e);
         }
-        if (icicle != null) {
-            mShouldStartAppPickerOnResume = false;
-            mSelectedApp = icicle.getString(COMPAT_APP);
-        }
-    }
-
-    @Override
-    public void onActivityResult(int requestCode, int resultCode, Intent data) {
-        if (requestCode == REQUEST_COMPAT_CHANGE_APP) {
-            mShouldStartAppPickerOnResume = false;
-            switch (resultCode) {
-                case Activity.RESULT_OK:
-                    mSelectedApp = data.getAction();
-                    break;
-                case Activity.RESULT_CANCELED:
-                    if (TextUtils.isEmpty(mSelectedApp)) {
-                        finish();
-                    }
-                    break;
-                case AppPicker.RESULT_NO_MATCHING_APPS:
-                    mSelectedApp = null;
-                    break;
-            }
-            return;
-        }
-        super.onActivityResult(requestCode, resultCode, data);
     }
 
     @Override
@@ -142,33 +104,18 @@
         if (isFinishingOrDestroyed()) {
             return;
         }
-        if (!mShouldStartAppPickerOnResume) {
-            if (TextUtils.isEmpty(mSelectedApp)) {
-                new AlertDialog.Builder(getContext())
-                        .setTitle(R.string.platform_compat_dialog_title_no_apps)
-                        .setMessage(R.string.platform_compat_dialog_text_no_apps)
-                        .setPositiveButton(R.string.okay, (dialog, which) -> finish())
-                        .setOnDismissListener(dialog -> finish())
-                        .setCancelable(false)
-                        .show();
-                return;
-            }
-            try {
-                final ApplicationInfo applicationInfo = getApplicationInfo();
-                addPreferences(applicationInfo);
-                return;
-            } catch (PackageManager.NameNotFoundException e) {
-                mShouldStartAppPickerOnResume = true;
-                mSelectedApp = null;
-            }
+        Bundle arguments = getArguments();
+        if (arguments == null) {
+            finish();
+            return;
         }
-        startAppPicker();
-    }
-
-    @Override
-    public void onSaveInstanceState(Bundle outState) {
-        super.onSaveInstanceState(outState);
-        outState.putString(COMPAT_APP, mSelectedApp);
+        mSelectedApp = arguments.getString(COMPAT_APP);
+        try {
+            final ApplicationInfo applicationInfo = getApplicationInfo();
+            addPreferences(applicationInfo);
+        } catch (PackageManager.NameNotFoundException ignored) {
+            finish();
+        }
     }
 
     private void addPreferences(ApplicationInfo applicationInfo) {
@@ -266,12 +213,6 @@
         appPreference.setIcon(icon);
         appPreference.setSummary(getString(R.string.platform_compat_selected_app_summary,
                                          mSelectedApp, applicationInfo.targetSdkVersion));
-        appPreference.setKey(mSelectedApp);
-        appPreference.setOnPreferenceClickListener(
-                preference -> {
-                    startAppPicker();
-                    return true;
-                });
         return appPreference;
     }
 
@@ -294,17 +235,6 @@
         }
     }
 
-    private void startAppPicker() {
-        final Intent intent = new Intent(getContext(), AppPicker.class)
-                .putExtra(AppPicker.EXTRA_INCLUDE_NOTHING, false);
-        // If build is neither userdebug nor eng, only include debuggable apps
-        final boolean debuggableBuild = mAndroidBuildClassifier.isDebuggableBuild();
-        if (!debuggableBuild) {
-            intent.putExtra(AppPicker.EXTRA_DEBUGGABLE, true /* value */);
-        }
-        startActivityForResult(intent, REQUEST_COMPAT_CHANGE_APP);
-    }
-
     private class CompatChangePreferenceChangeListener implements OnPreferenceChangeListener {
         private final long changeId;
 
diff --git a/src/com/android/settings/spa/SettingsSpaEnvironment.kt b/src/com/android/settings/spa/SettingsSpaEnvironment.kt
index caf5b15..b506005 100644
--- a/src/com/android/settings/spa/SettingsSpaEnvironment.kt
+++ b/src/com/android/settings/spa/SettingsSpaEnvironment.kt
@@ -36,6 +36,7 @@
 import com.android.settings.spa.app.specialaccess.UseFullScreenIntentAppListProvider
 import com.android.settings.spa.core.instrumentation.SpaLogProvider
 import com.android.settings.spa.development.UsageStatsPageProvider
+import com.android.settings.spa.development.compat.PlatformCompatAppListPageProvider
 import com.android.settings.spa.home.HomePageProvider
 import com.android.settings.spa.network.NetworkAndInternetPageProvider
 import com.android.settings.spa.notification.AppListNotificationsPageProvider
@@ -83,6 +84,7 @@
                 LanguageAndInputPageProvider,
                 AppLanguagesPageProvider,
                 UsageStatsPageProvider,
+                PlatformCompatAppListPageProvider,
                 BackgroundInstalledAppsPageProvider,
                 CloneAppInfoSettingsProvider,
                 NetworkAndInternetPageProvider,
@@ -95,5 +97,5 @@
     override val logger =
         if (FeatureFlagUtils.isEnabled(context, FeatureFlagUtils.SETTINGS_ENABLE_SPA_METRICS))
             SpaLogProvider
-        else object: SpaLogger {}
+        else object : SpaLogger {}
 }
diff --git a/src/com/android/settings/spa/development/compat/PlatformCompatAppList.kt b/src/com/android/settings/spa/development/compat/PlatformCompatAppList.kt
new file mode 100644
index 0000000..5f3b4e7
--- /dev/null
+++ b/src/com/android/settings/spa/development/compat/PlatformCompatAppList.kt
@@ -0,0 +1,38 @@
+/*
+ * 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.spa.development.compat
+
+import android.os.Bundle
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.res.stringResource
+import com.android.settings.R
+import com.android.settingslib.spa.framework.common.SettingsPageProvider
+import com.android.settingslib.spa.framework.compose.rememberContext
+import com.android.settingslib.spaprivileged.template.app.AppListPage
+
+object PlatformCompatAppListPageProvider : SettingsPageProvider {
+    override val name = "PlatformCompatAppList"
+
+    @Composable
+    override fun Page(arguments: Bundle?) {
+        AppListPage(
+            title = stringResource(R.string.platform_compat_dashboard_title),
+            listModel = rememberContext(::PlatformCompatAppListModel),
+            noItemMessage = stringResource(R.string.platform_compat_dialog_text_no_apps),
+        )
+    }
+}
\ No newline at end of file
diff --git a/src/com/android/settings/spa/development/compat/PlatformCompatAppListModel.kt b/src/com/android/settings/spa/development/compat/PlatformCompatAppListModel.kt
new file mode 100644
index 0000000..c6752b9
--- /dev/null
+++ b/src/com/android/settings/spa/development/compat/PlatformCompatAppListModel.kt
@@ -0,0 +1,72 @@
+/*
+ * 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.spa.development.compat
+
+import android.app.settings.SettingsEnums
+import android.content.Context
+import android.content.pm.ApplicationInfo
+import android.os.Build
+import androidx.compose.runtime.Composable
+import androidx.core.os.bundleOf
+import com.android.settings.core.SubSettingLauncher
+import com.android.settings.development.compat.PlatformCompatDashboard
+import com.android.settingslib.spa.framework.compose.stateOf
+import com.android.settingslib.spa.framework.util.filterItem
+import com.android.settingslib.spa.framework.util.mapItem
+import com.android.settingslib.spaprivileged.model.app.AppListModel
+import com.android.settingslib.spaprivileged.model.app.AppRecord
+import com.android.settingslib.spaprivileged.model.app.hasFlag
+import com.android.settingslib.spaprivileged.model.app.userHandle
+import com.android.settingslib.spaprivileged.template.app.AppListItem
+import com.android.settingslib.spaprivileged.template.app.AppListItemModel
+import kotlinx.coroutines.flow.Flow
+
+data class PlatformCompatAppRecord(
+    override val app: ApplicationInfo,
+) : AppRecord
+
+class PlatformCompatAppListModel(
+    private val context: Context,
+) : AppListModel<PlatformCompatAppRecord> {
+
+    override fun transform(userIdFlow: Flow<Int>, appListFlow: Flow<List<ApplicationInfo>>) =
+        appListFlow.mapItem(::PlatformCompatAppRecord)
+
+    override fun filter(
+        userIdFlow: Flow<Int>, option: Int, recordListFlow: Flow<List<PlatformCompatAppRecord>>,
+    ) = recordListFlow.filterItem { record ->
+        Build.IS_DEBUGGABLE || record.app.hasFlag(ApplicationInfo.FLAG_DEBUGGABLE)
+    }
+
+    @Composable
+    override fun getSummary(option: Int, record: PlatformCompatAppRecord) =
+        stateOf(record.app.packageName)
+
+    @Composable
+    override fun AppListItemModel<PlatformCompatAppRecord>.AppItem() {
+        AppListItem { navigateToAppCompat(app = record.app) }
+    }
+
+    private fun navigateToAppCompat(app: ApplicationInfo) {
+        SubSettingLauncher(context)
+            .setDestination(PlatformCompatDashboard::class.qualifiedName)
+            .setSourceMetricsCategory(SettingsEnums.DEVELOPMENT)
+            .setArguments(bundleOf(PlatformCompatDashboard.COMPAT_APP to app.packageName))
+            .setUserHandle(app.userHandle)
+            .launch()
+    }
+}
diff --git a/src/com/android/settings/spa/development/compat/PlatformCompatPreferenceController.kt b/src/com/android/settings/spa/development/compat/PlatformCompatPreferenceController.kt
new file mode 100644
index 0000000..c0a421c
--- /dev/null
+++ b/src/com/android/settings/spa/development/compat/PlatformCompatPreferenceController.kt
@@ -0,0 +1,34 @@
+/*
+ * 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.spa.development.compat
+
+import android.content.Context
+import androidx.preference.Preference
+import com.android.settings.core.BasePreferenceController
+import com.android.settings.spa.SpaActivity.Companion.startSpaActivity
+
+class PlatformCompatPreferenceController(context: Context, preferenceKey: String) :
+    BasePreferenceController(context, preferenceKey) {
+    override fun getAvailabilityStatus() = AVAILABLE
+
+    override fun handlePreferenceTreeClick(preference: Preference): Boolean {
+        if (preference.key == mPreferenceKey) {
+            mContext.startSpaActivity(PlatformCompatAppListPageProvider.name)
+            return true
+        }
+        return false
+    }
+}
\ No newline at end of file
diff --git a/tests/spa_unit/src/com/android/settings/spa/development/compat/PlatformCompatAppListModelTest.kt b/tests/spa_unit/src/com/android/settings/spa/development/compat/PlatformCompatAppListModelTest.kt
new file mode 100644
index 0000000..78aca85
--- /dev/null
+++ b/tests/spa_unit/src/com/android/settings/spa/development/compat/PlatformCompatAppListModelTest.kt
@@ -0,0 +1,107 @@
+/*
+ * 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.spa.development.compat
+
+import android.content.Context
+import android.content.pm.ApplicationInfo
+import android.content.pm.PackageManager
+import android.content.pm.PackageManager.PackageInfoFlags
+import androidx.compose.runtime.State
+import androidx.compose.ui.test.junit4.createComposeRule
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.google.common.truth.Truth.assertThat
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.flow.flowOf
+import kotlinx.coroutines.test.runTest
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mock
+import org.mockito.Mockito.any
+import org.mockito.Mockito.anyInt
+import org.mockito.Spy
+import org.mockito.junit.MockitoJUnit
+import org.mockito.junit.MockitoRule
+import org.mockito.Mockito.`when` as whenever
+
+@OptIn(ExperimentalCoroutinesApi::class)
+@RunWith(AndroidJUnit4::class)
+class PlatformCompatAppListModelTest {
+    @get:Rule
+    val composeTestRule = createComposeRule()
+
+    @get:Rule
+    val mockito: MockitoRule = MockitoJUnit.rule()
+
+    @Spy
+    private val context: Context = ApplicationProvider.getApplicationContext()
+
+    @Mock
+    private lateinit var packageManager: PackageManager
+
+    private lateinit var listModel: PlatformCompatAppListModel
+
+    @Before
+    fun setUp() {
+        whenever(context.packageManager).thenReturn(packageManager)
+        whenever(packageManager.getInstalledPackagesAsUser(any<PackageInfoFlags>(), anyInt()))
+            .thenReturn(emptyList())
+        listModel = PlatformCompatAppListModel(context)
+    }
+
+    @Test
+    fun transform() = runTest {
+        val recordListFlow = listModel.transform(
+            userIdFlow = flowOf(USER_ID),
+            appListFlow = flowOf(listOf(APP)),
+        )
+
+        val recordList = recordListFlow.first()
+        assertThat(recordList).hasSize(1)
+        val record = recordList[0]
+        assertThat(record.app).isSameInstanceAs(APP)
+    }
+
+    @Test
+    fun getSummary() = runTest {
+        val summaryState = getSummaryState(APP)
+
+        assertThat(summaryState.value).isEqualTo(PACKAGE_NAME)
+    }
+
+    private fun getSummaryState(app: ApplicationInfo): State<String> {
+        lateinit var summary: State<String>
+        composeTestRule.setContent {
+            summary = listModel.getSummary(
+                option = 0,
+                record = PlatformCompatAppRecord(app),
+            )
+        }
+        return summary
+    }
+
+    private companion object {
+        const val USER_ID = 0
+        const val PACKAGE_NAME = "package.name"
+        val APP = ApplicationInfo().apply {
+            packageName = PACKAGE_NAME
+        }
+    }
+}
\ No newline at end of file