Add AppStoragePreference for Spa

Also add new SettingsSpaUnitTests.

Bug: 236346018
Test: Manual with App Info page
Test: atest SettingsSpaUnitTests
Test: Manual compare generated Settings AndroidManifest.xml
Change-Id: I9f6b2ca446fd3d196792a876a6e4049c5cf97a1d

src/com/android/settings/spa/app/appinfo/AppInfoSettings.kt

@@ -91,6 +91,7 @@ private fun AppInfoSettings(packageInfoPresenter: PackageInfoPresenter) {
         AppButtons(packageInfoPresenter)
 
         AppPermissionPreference(app)
+        AppStoragePreference(app)
 
         Category(title = stringResource(R.string.advanced_apps)) {
             DisplayOverOtherAppsAppListProvider.InfoPageEntryItem(app)

src/com/android/settings/spa/app/appinfo/AppStoragePreference.kt

@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2022 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.app.appinfo
+
+import android.app.settings.SettingsEnums
+import android.content.Context
+import android.content.pm.ApplicationInfo
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.State
+import androidx.compose.runtime.derivedStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import com.android.settings.R
+import com.android.settings.applications.AppStorageSettings
+import com.android.settings.applications.appinfo.AppInfoDashboardFragment
+import com.android.settingslib.spa.widget.preference.Preference
+import com.android.settingslib.spa.widget.preference.PreferenceModel
+import com.android.settingslib.spaprivileged.model.app.hasFlag
+import com.android.settingslib.spaprivileged.template.app.getStorageSize
+
+@Composable
+fun AppStoragePreference(app: ApplicationInfo) {
+    if (!app.hasFlag(ApplicationInfo.FLAG_INSTALLED)) return
+    val context = LocalContext.current
+    Preference(
+        model = object : PreferenceModel {
+            override val title = stringResource(R.string.storage_settings_for_app)
+            override val summary = getSummary(context, app)
+            override val onClick = { startStorageSettingsActivity(context, app) }
+        },
+        singleLineSummary = true,
+    )
+}
+
+@Composable
+private fun getSummary(context: Context, app: ApplicationInfo): State<String> {
+    val sizeState = app.getStorageSize()
+    return remember {
+        derivedStateOf {
+            val size = sizeState.value
+            if (size.isBlank()) return@derivedStateOf context.getString(R.string.computing_size)
+            val storageType = context.getString(
+                when (app.hasFlag(ApplicationInfo.FLAG_EXTERNAL_STORAGE)) {
+                    true -> R.string.storage_type_external
+                    false -> R.string.storage_type_internal
+                }
+            )
+            context.getString(R.string.storage_summary_format, size, storageType)
+        }
+    }
+}
+
+private fun startStorageSettingsActivity(context: Context, app: ApplicationInfo) {
+    AppInfoDashboardFragment.startAppInfoFragment(
+        AppStorageSettings::class.java,
+        app,
+        context,
+        SettingsEnums.APPLICATIONS_INSTALLED_APP_DETAILS,
+    )
+}