InternetPreferenceController V2 (1/n)

Refactor the InternetPreferenceController, migrate to repository and
flow, run data loading on background thread.

Only add Wifi summary for now.

Bug: 339884322
Flag: com.android.settings.flags.internet_preference_controller_v2
Test: manual - on Internet
Test: unit test
Change-Id: Ibd8911bc11b24d4a7e2ef320dea4d38b9c3a864f

src/com/android/settings/network/InternetPreferenceControllerV2.kt

@@ -0,0 +1,48 @@
+/*
+ * 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.settings.network
+
+import android.content.Context
+import androidx.lifecycle.LifecycleOwner
+import androidx.preference.Preference
+import androidx.preference.PreferenceScreen
+import com.android.settings.R
+import com.android.settings.core.BasePreferenceController
+import com.android.settings.wifi.WifiSummaryRepository
+import com.android.settingslib.spa.framework.util.collectLatestWithLifecycle
+
+class InternetPreferenceControllerV2(context: Context, preferenceKey: String) :
+    BasePreferenceController(context, preferenceKey) {
+
+    private var preference: Preference? = null
+
+    override fun getAvailabilityStatus() =
+        if (mContext.resources.getBoolean(R.bool.config_show_internet_settings)) AVAILABLE
+        else UNSUPPORTED_ON_DEVICE
+
+    override fun displayPreference(screen: PreferenceScreen) {
+        super.displayPreference(screen)
+        preference = screen.findPreference(preferenceKey)
+    }
+
+    override fun onViewCreated(viewLifecycleOwner: LifecycleOwner) {
+        WifiSummaryRepository(mContext).summaryFlow()
+            .collectLatestWithLifecycle(viewLifecycleOwner) {
+                preference?.summary = it
+            }
+    }
+}