From fd44f76bf7c297a4370933ddef286369279581cc Mon Sep 17 00:00:00 2001
From: jackqdyulei <jackqdyulei@google.com>
Date: Thu, 18 Oct 2018 14:48:48 -0700
Subject: [PATCH] Refactor DataServicePreference

Bug: 114749736
Test: RunSettingsRoboTests
Change-Id: I773aeabdc1964436cc1e67bbbe9ad7fa6494e504
---
 res/xml/network_setting_fragment.xml          |   7 +-
 .../DataServiceSetupPreferenceController.java |  91 ++++++++++++
 .../telephony/MobileNetworkFragment.java      |  36 +----
 ...aServiceSetupPreferenceControllerTest.java | 137 ++++++++++++++++++
 4 files changed, 235 insertions(+), 36 deletions(-)
 create mode 100644 src/com/android/settings/network/telephony/DataServiceSetupPreferenceController.java
 create mode 100644 tests/robotests/src/com/android/settings/network/telephony/DataServiceSetupPreferenceControllerTest.java

diff --git a/res/xml/network_setting_fragment.xml b/res/xml/network_setting_fragment.xml
index 7d46120a544..e54a90d7730 100644
--- a/res/xml/network_setting_fragment.xml
+++ b/res/xml/network_setting_fragment.xml
@@ -20,10 +20,11 @@
     android:title="@string/network_settings_title"
     settings:initialExpandedChildrenCount="4">
 
-    <PreferenceScreen
+    <Preference
         android:key="cdma_lte_data_service_key"
-        android:title="@string/cdma_lte_data_service">
-    </PreferenceScreen>
+        android:title="@string/cdma_lte_data_service"
+        settings:controller="com.android.settings.network.telephony.DataServiceSetupPreferenceController">
+    </Preference>
 
     <SwitchPreference
         android:key="mobile_data_enable"
diff --git a/src/com/android/settings/network/telephony/DataServiceSetupPreferenceController.java b/src/com/android/settings/network/telephony/DataServiceSetupPreferenceController.java
new file mode 100644
index 00000000000..129ceb13712
--- /dev/null
+++ b/src/com/android/settings/network/telephony/DataServiceSetupPreferenceController.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2018 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.telephony;
+
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.PersistableBundle;
+import android.provider.Settings;
+import android.telephony.CarrierConfigManager;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+import android.text.TextUtils;
+
+import androidx.annotation.VisibleForTesting;
+import androidx.preference.Preference;
+
+import com.android.internal.telephony.PhoneConstants;
+import com.android.settings.core.BasePreferenceController;
+
+/**
+ * Preference controller for "Data service setup"
+ */
+public class DataServiceSetupPreferenceController extends BasePreferenceController {
+
+    private CarrierConfigManager mCarrierConfigManager;
+    private TelephonyManager mTelephonyManager;
+    private PersistableBundle mCarrierConfig;
+    private String mSetupUrl;
+    private int mSubId;
+
+    public DataServiceSetupPreferenceController(Context context, String key) {
+        super(context, key);
+        mCarrierConfigManager = context.getSystemService(CarrierConfigManager.class);
+        mTelephonyManager = context.getSystemService(TelephonyManager.class);
+        mSetupUrl = Settings.Global.getString(mContext.getContentResolver(),
+                Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
+        mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        final boolean isLteOnCdma = mTelephonyManager.getLteOnCdmaMode()
+                == PhoneConstants.LTE_ON_CDMA_TRUE;
+        return mSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID
+                && mCarrierConfig != null
+                && !mCarrierConfig.getBoolean(
+                CarrierConfigManager.KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL)
+                && isLteOnCdma && !TextUtils.isEmpty(mSetupUrl)
+                ? AVAILABLE
+                : CONDITIONALLY_UNAVAILABLE;
+    }
+
+    public void init(int subId) {
+        mSubId = subId;
+        mTelephonyManager = TelephonyManager.from(mContext).createForSubscriptionId(mSubId);
+        mCarrierConfig = mCarrierConfigManager.getConfigForSubId(mSubId);
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        if (getPreferenceKey().equals(preference.getKey())) {
+            if (!TextUtils.isEmpty(mSetupUrl)) {
+                String imsi = mTelephonyManager.getSubscriberId();
+                if (imsi == null) {
+                    imsi = "";
+                }
+                final String url = TextUtils.expandTemplate(mSetupUrl, imsi).toString();
+                Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
+                mContext.startActivity(intent);
+            }
+            return true;
+        }
+
+        return false;
+    }
+}
diff --git a/src/com/android/settings/network/telephony/MobileNetworkFragment.java b/src/com/android/settings/network/telephony/MobileNetworkFragment.java
index 1e8b6c958e1..cb54e5b17d6 100644
--- a/src/com/android/settings/network/telephony/MobileNetworkFragment.java
+++ b/src/com/android/settings/network/telephony/MobileNetworkFragment.java
@@ -122,7 +122,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
 
     //UI objects
     private SwitchPreference mButton4glte;
-    private Preference mLteDataServicePref;
     private Preference mEuiccSettingsPref;
     private PreferenceCategory mCallingCategory;
     private Preference mWiFiCallingPref;
@@ -223,23 +222,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
                         REQUEST_CODE_EXIT_ECM);
             }
             return true;
-        } else if (preference == mLteDataServicePref) {
-            String tmpl = android.provider.Settings.Global.getString(
-                    getContext().getContentResolver(),
-                    android.provider.Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
-            if (!TextUtils.isEmpty(tmpl)) {
-                String imsi = mTelephonyManager.getSubscriberId();
-                if (imsi == null) {
-                    imsi = "";
-                }
-                final String url = TextUtils.isEmpty(tmpl) ? null
-                        : TextUtils.expandTemplate(tmpl, imsi).toString();
-                Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
-                startActivity(intent);
-            } else {
-                android.util.Log.e(LOG_TAG, "Missing SETUP_PREPAID_DATA_SERVICE_URL");
-            }
-            return true;
         } else if (preference == mEuiccSettingsPref) {
             Intent intent = new Intent(EuiccManager.ACTION_MANAGE_EMBEDDED_SUBSCRIPTIONS);
             startActivity(intent);
@@ -296,6 +278,7 @@ public class MobileNetworkFragment extends DashboardFragment implements
         use(PreferredNetworkModePreferenceController.class).init(mSubId);
         use(EnabledNetworkModePreferenceController.class).init(mSubId);
         use(Enhanced4gLtePreferenceController.class).init(mSubId);
+        use(DataServiceSetupPreferenceController.class).init(mSubId);
 
         mCdmaSystemSelectPreferenceController = use(CdmaSystemSelectPreferenceController.class);
         mCdmaSystemSelectPreferenceController.init(getPreferenceManager(), mSubId);
@@ -339,8 +322,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
         //get UI object references
         PreferenceScreen prefSet = getPreferenceScreen();
 
-        mLteDataServicePref = prefSet.findPreference(BUTTON_CDMA_LTE_DATA_SERVICE_KEY);
-
         mEuiccSettingsPref = prefSet.findPreference(BUTTON_CARRIER_SETTINGS_EUICC_KEY);
         mEuiccSettingsPref.setOnPreferenceChangeListener(this);
 
@@ -507,7 +488,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
                 && carrierConfig.getBoolean(CarrierConfigManager.KEY_SHOW_CDMA_CHOICES_BOOL);
         if (carrierConfig.getBoolean(
                 CarrierConfigManager.KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL)) {
-            prefSet.removePreference(mLteDataServicePref);
         } else if (carrierConfig.getBoolean(CarrierConfigManager
                 .KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL)
                 && !mTelephonyManager.getServiceState().getRoaming()
@@ -526,8 +506,7 @@ public class MobileNetworkFragment extends DashboardFragment implements
             // in case it is currently something else. That is possible if user
             // changed the setting while roaming and is now back to home network.
             settingsNetworkMode = preferredNetworkMode;
-        } else if (carrierConfig.getBoolean(
-                CarrierConfigManager.KEY_WORLD_PHONE_BOOL) == true) {
+        } else if (carrierConfig.getBoolean(CarrierConfigManager.KEY_WORLD_PHONE_BOOL)) {
             // set the listener for the mButtonPreferredNetworkMode list preference so we can issue
             // change Preferred Network Mode.
 
@@ -538,11 +517,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
         final boolean missingDataServiceUrl = TextUtils.isEmpty(
                 android.provider.Settings.Global.getString(activity.getContentResolver(),
                         android.provider.Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL));
-        if (!isLteOnCdma || missingDataServiceUrl) {
-            prefSet.removePreference(mLteDataServicePref);
-        } else {
-            android.util.Log.d(LOG_TAG, "keep ltePref");
-        }
 
         updatePreferredNetworkType();
         updateCallingCategory();
@@ -561,7 +535,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
 
         mOnlyAutoSelectInHomeNW = carrierConfig.getBoolean(
                 CarrierConfigManager.KEY_ONLY_AUTO_SELECT_IN_HOME_NETWORK_BOOL);
-        mLteDataServicePref.setEnabled(hasActiveSubscriptions);
         Preference ps;
         ps = findPreference(BUTTON_CELL_BROADCAST_SETTINGS);
         if (ps != null) {
@@ -907,8 +880,7 @@ public class MobileNetworkFragment extends DashboardFragment implements
         // For ListPreferences, we log it here without a value, only indicating it's clicked to
         // open the list dialog. When a value is chosen, another MetricsEvent is logged with
         // new value in onPreferenceChange.
-        if (preference == mLteDataServicePref
-                || preference == mEuiccSettingsPref
+        if (preference == mEuiccSettingsPref
                 || preference == mWiFiCallingPref
                 || preference == preferenceScreen.findPreference(BUTTON_CDMA_SYSTEM_SELECT_KEY)
                 || preference == preferenceScreen.findPreference(BUTTON_CDMA_SUBSCRIPTION_KEY)
@@ -943,8 +915,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
 
         if (preference == null) {
             return MetricsProto.MetricsEvent.VIEW_UNKNOWN;
-        } else if (preference == mLteDataServicePref) {
-            return MetricsProto.MetricsEvent.ACTION_MOBILE_NETWORK_SET_UP_DATA_SERVICE;
         } else if (preference == mEuiccSettingsPref) {
             return MetricsProto.MetricsEvent.ACTION_MOBILE_NETWORK_EUICC_SETTING;
         } else if (preference == mWiFiCallingPref) {
diff --git a/tests/robotests/src/com/android/settings/network/telephony/DataServiceSetupPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/network/telephony/DataServiceSetupPreferenceControllerTest.java
new file mode 100644
index 00000000000..644a5bc0c34
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/network/telephony/DataServiceSetupPreferenceControllerTest.java
@@ -0,0 +1,137 @@
+/*
+ * Copyright (C) 2018 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.telephony;
+
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.CONDITIONALLY_UNAVAILABLE;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.PersistableBundle;
+import android.provider.Settings;
+import android.telephony.CarrierConfigManager;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+import android.text.TextUtils;
+
+import androidx.preference.Preference;
+
+import com.android.internal.telephony.PhoneConstants;
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+import com.android.settingslib.RestrictedPreference;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+public class DataServiceSetupPreferenceControllerTest {
+    private static final int SUB_ID = 2;
+
+    private static final String SETUP_URL = "url://tmp_url:^1";
+
+    @Mock
+    private TelephonyManager mTelephonyManager;
+    @Mock
+    private TelephonyManager mInvalidTelephonyManager;
+    @Mock
+    private CarrierConfigManager mCarrierConfigManager;
+
+    private PersistableBundle mCarrierConfig;
+    private DataServiceSetupPreferenceController mController;
+    private Preference mPreference;
+    private Context mContext;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mContext = spy(RuntimeEnvironment.application);
+        doReturn(mTelephonyManager).when(mContext).getSystemService(Context.TELEPHONY_SERVICE);
+        doReturn(mTelephonyManager).when(mTelephonyManager).createForSubscriptionId(SUB_ID);
+        doReturn(mInvalidTelephonyManager).when(mTelephonyManager).createForSubscriptionId(
+                SubscriptionManager.INVALID_SUBSCRIPTION_ID);
+        doReturn(mCarrierConfigManager).when(mContext).getSystemService(CarrierConfigManager.class);
+        Settings.Global.putString(mContext.getContentResolver(),
+                Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL, SETUP_URL);
+
+        mCarrierConfig = new PersistableBundle();
+        doReturn(mCarrierConfig).when(mCarrierConfigManager).getConfigForSubId(SUB_ID);
+
+        mPreference = new RestrictedPreference(mContext);
+        mController = new DataServiceSetupPreferenceController(mContext, "data_service_setup");
+        mController.init(SUB_ID);
+        mPreference.setKey(mController.getPreferenceKey());
+    }
+
+    @Test
+    public void getAvailabilityStatus_allConfigOn_returnAvailable() {
+        doReturn(PhoneConstants.LTE_ON_CDMA_TRUE).when(mTelephonyManager).getLteOnCdmaMode();
+        mCarrierConfig.putBoolean(CarrierConfigManager.KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL,
+                false);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_missUrl_returnUnavailable() {
+        Settings.Global.putString(mContext.getContentResolver(),
+                Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL, "");
+        doReturn(PhoneConstants.LTE_ON_CDMA_TRUE).when(mTelephonyManager).getLteOnCdmaMode();
+        mCarrierConfig.putBoolean(CarrierConfigManager.KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL,
+                false);
+
+        mController = new DataServiceSetupPreferenceController(mContext, "data_service_setup");
+        mController.init(SUB_ID);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_notCdma_returnUnavailable() {
+        doReturn(PhoneConstants.LTE_ON_CDMA_FALSE).when(mTelephonyManager).getLteOnCdmaMode();
+        mCarrierConfig.putBoolean(CarrierConfigManager.KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL,
+                false);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(CONDITIONALLY_UNAVAILABLE);
+    }
+
+    @Test
+    public void handlePreferenceTreeClick_startActivity() {
+        ArgumentCaptor<Intent> captor = ArgumentCaptor.forClass(Intent.class);
+
+        mController.handlePreferenceTreeClick(mPreference);
+
+        verify(mContext).startActivity(captor.capture());
+
+        final Intent intent = captor.getValue();
+        assertThat(intent.getAction()).isEqualTo(Intent.ACTION_VIEW);
+        assertThat(intent.getData()).isEqualTo(
+                Uri.parse(TextUtils.expandTemplate(SETUP_URL, "").toString()));
+    }
+}