From ba7b3a8294d8c988f74b976dcca19f54aa89d86b Mon Sep 17 00:00:00 2001
From: jackqdyulei <jackqdyulei@google.com>
Date: Thu, 18 Oct 2018 16:46:58 -0700
Subject: [PATCH] Refactor EuiccPreference

Bug: 114749736
Test: RunSettingsRoboTests
Change-Id: I7192e40c5ff6eb064f29517c21021a095d505d7f
---
 res/xml/network_setting_fragment.xml          |  3 +-
 .../telephony/EuiccPreferenceController.java  | 74 ++++++++++++++++++
 .../telephony/MobileNetworkFragment.java      | 33 +-------
 .../EuiccPreferenceControllerTest.java        | 78 +++++++++++++++++++
 4 files changed, 156 insertions(+), 32 deletions(-)
 create mode 100644 src/com/android/settings/network/telephony/EuiccPreferenceController.java
 create mode 100644 tests/robotests/src/com/android/settings/network/telephony/EuiccPreferenceControllerTest.java

diff --git a/res/xml/network_setting_fragment.xml b/res/xml/network_setting_fragment.xml
index e54a90d7730..08b3fbcffe6 100644
--- a/res/xml/network_setting_fragment.xml
+++ b/res/xml/network_setting_fragment.xml
@@ -73,7 +73,8 @@
 
     <Preference
         android:key="carrier_settings_euicc_key"
-        android:title="@string/carrier_settings_euicc" />
+        android:title="@string/carrier_settings_euicc"
+        settings:controller="com.android.settings.network.telephony.EuiccPreferenceController" />
 
     <PreferenceCategory
         android:key="calling"
diff --git a/src/com/android/settings/network/telephony/EuiccPreferenceController.java b/src/com/android/settings/network/telephony/EuiccPreferenceController.java
new file mode 100644
index 00000000000..8d0390840dd
--- /dev/null
+++ b/src/com/android/settings/network/telephony/EuiccPreferenceController.java
@@ -0,0 +1,74 @@
+/*
+ * 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.os.PersistableBundle;
+import android.provider.Settings;
+import android.telephony.CarrierConfigManager;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+import android.telephony.euicc.EuiccManager;
+import android.text.TextUtils;
+
+import androidx.preference.Preference;
+
+import com.android.settings.core.BasePreferenceController;
+
+/**
+ * Preference controller for "Euicc preference"
+ */
+public class EuiccPreferenceController extends BasePreferenceController {
+
+    private TelephonyManager mTelephonyManager;
+    private int mSubId;
+
+    public EuiccPreferenceController(Context context, String key) {
+        super(context, key);
+        mTelephonyManager = context.getSystemService(TelephonyManager.class);
+        mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return MobileNetworkUtils.showEuiccSettings(mContext)
+                ? AVAILABLE
+                : CONDITIONALLY_UNAVAILABLE;
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        return mTelephonyManager.getSimOperatorName();
+    }
+
+    public void init(int subId) {
+        mSubId = subId;
+        mTelephonyManager = TelephonyManager.from(mContext).createForSubscriptionId(mSubId);
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        if (TextUtils.equals(preference.getKey(), getPreferenceKey())) {
+            Intent intent = new Intent(EuiccManager.ACTION_MANAGE_EMBEDDED_SUBSCRIPTIONS);
+            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 cb54e5b17d6..3d005510577 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 mEuiccSettingsPref;
     private PreferenceCategory mCallingCategory;
     private Preference mWiFiCallingPref;
     private SwitchPreference mVideoCallingPref;
@@ -222,10 +221,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
                         REQUEST_CODE_EXIT_ECM);
             }
             return true;
-        } else if (preference == mEuiccSettingsPref) {
-            Intent intent = new Intent(EuiccManager.ACTION_MANAGE_EMBEDDED_SUBSCRIPTIONS);
-            startActivity(intent);
-            return true;
         } else if (preference == mWiFiCallingPref || preference == mVideoCallingPref) {
             return false;
         }
@@ -279,6 +274,7 @@ public class MobileNetworkFragment extends DashboardFragment implements
         use(EnabledNetworkModePreferenceController.class).init(mSubId);
         use(Enhanced4gLtePreferenceController.class).init(mSubId);
         use(DataServiceSetupPreferenceController.class).init(mSubId);
+        use(EuiccPreferenceController.class).init(mSubId);
 
         mCdmaSystemSelectPreferenceController = use(CdmaSystemSelectPreferenceController.class);
         mCdmaSystemSelectPreferenceController.init(getPreferenceManager(), mSubId);
@@ -319,12 +315,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
             mShow4GForLTE = false;
         }
 
-        //get UI object references
-        PreferenceScreen prefSet = getPreferenceScreen();
-
-        mEuiccSettingsPref = prefSet.findPreference(BUTTON_CARRIER_SETTINGS_EUICC_KEY);
-        mEuiccSettingsPref.setOnPreferenceChangeListener(this);
-
         // Initialize mActiveSubInfo
         int max = mSubscriptionManager.getActiveSubscriptionInfoCountMax();
         mActiveSubInfos = mSubscriptionManager.getActiveSubscriptionInfoList();
@@ -450,12 +440,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
 
         if (hasActiveSubscriptions) {
             updateBodyAdvancedFields(activity, prefSet, mSubId, hasActiveSubscriptions);
-        } else {
-            // Shows the "Carrier" preference that allows user to add a e-sim profile.
-            if (MobileNetworkUtils.showEuiccSettings(getContext())) {
-                mEuiccSettingsPref.setSummary(null /* summary */);
-                prefSet.addPreference(mEuiccSettingsPref);
-            }
         }
     }
 
@@ -468,16 +452,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
             log("updateBody: isLteOnCdma=" + isLteOnCdma + " phoneSubId=" + phoneSubId);
         }
 
-        if (MobileNetworkUtils.showEuiccSettings(getContext())) {
-            prefSet.addPreference(mEuiccSettingsPref);
-            String spn = mTelephonyManager.getSimOperatorName();
-            if (TextUtils.isEmpty(spn)) {
-                mEuiccSettingsPref.setSummary(null);
-            } else {
-                mEuiccSettingsPref.setSummary(spn);
-            }
-        }
-
         int settingsNetworkMode = android.provider.Settings.Global.getInt(
                 getContext().getContentResolver(),
                 android.provider.Settings.Global.PREFERRED_NETWORK_MODE + phoneSubId,
@@ -880,8 +854,7 @@ 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 == mEuiccSettingsPref
-                || preference == mWiFiCallingPref
+        if (preference == mWiFiCallingPref
                 || preference == preferenceScreen.findPreference(BUTTON_CDMA_SYSTEM_SELECT_KEY)
                 || preference == preferenceScreen.findPreference(BUTTON_CDMA_SUBSCRIPTION_KEY)
                 || preference == preferenceScreen.findPreference(BUTTON_GSM_APN_EXPAND_KEY)
@@ -915,8 +888,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
 
         if (preference == null) {
             return MetricsProto.MetricsEvent.VIEW_UNKNOWN;
-        } else if (preference == mEuiccSettingsPref) {
-            return MetricsProto.MetricsEvent.ACTION_MOBILE_NETWORK_EUICC_SETTING;
         } else if (preference == mWiFiCallingPref) {
             return MetricsProto.MetricsEvent.ACTION_MOBILE_NETWORK_WIFI_CALLING;
         } else if (preference == mVideoCallingPref) {
diff --git a/tests/robotests/src/com/android/settings/network/telephony/EuiccPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/network/telephony/EuiccPreferenceControllerTest.java
new file mode 100644
index 00000000000..89e299c2e3e
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/network/telephony/EuiccPreferenceControllerTest.java
@@ -0,0 +1,78 @@
+/*
+ * 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.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.telephony.TelephonyManager;
+import android.telephony.euicc.EuiccManager;
+
+import androidx.preference.Preference;
+
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+
+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 EuiccPreferenceControllerTest {
+    private static final int SUB_ID = 2;
+
+    @Mock
+    private TelephonyManager mTelephonyManager;
+
+    private EuiccPreferenceController 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);
+
+        mPreference = new Preference(mContext);
+        mController = new EuiccPreferenceController(mContext, "euicc");
+        mController.init(SUB_ID);
+        mPreference.setKey(mController.getPreferenceKey());
+    }
+
+    @Test
+    public void handlePreferenceTreeClick_startActivity() {
+        ArgumentCaptor<Intent> captor = ArgumentCaptor.forClass(Intent.class);
+
+        mController.handlePreferenceTreeClick(mPreference);
+
+        verify(mContext).startActivity(captor.capture());
+        assertThat(captor.getValue().getAction()).isEqualTo(
+                EuiccManager.ACTION_MANAGE_EMBEDDED_SUBSCRIPTIONS);
+    }
+
+}