Refactor FingerprintEnrollFinish to fragment

Bug: b/260959142
Test: Build pass & Biometric enroll progress works well
Change-Id: Iff99d01e799344682a3f2da2d3c8fd3dfaf4b6e9

src/com/android/settings/biometrics2/ui/viewmodel/FingerprintEnrollFinishViewModel.java

@@ -0,0 +1,123 @@
+/*
+ * 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.biometrics2.ui.viewmodel;
+
+
+import android.app.Application;
+import android.content.ComponentName;
+import android.content.pm.PackageManager;
+
+import androidx.annotation.NonNull;
+import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.MutableLiveData;
+
+import com.android.settings.biometrics2.data.repository.FingerprintRepository;
+import com.android.settings.biometrics2.data.repository.PackageManagerRepository;
+
+/**
+ * Finish ViewModel handles the state of the fingerprint renroll final stage
+ */
+public class FingerprintEnrollFinishViewModel extends AndroidViewModel {
+
+    private static final String TAG = FingerprintEnrollFinishViewModel.class.getSimpleName();
+
+    private static final String FINGERPRINT_SUGGESTION_ACTIVITY =
+            "com.android.settings.SetupFingerprintSuggestionActivity";
+
+    private static final int ACTION_NONE = -1;
+    private static final int ACTION_ADD_BUTTON_CLICK = 0;
+    private static final int ACTION_NEXT_BUTTON_CLICK = 1;
+
+    private final FingerprintRepository mFingerprintRepository;
+    private final PackageManagerRepository mPackageManagerRepository;
+    private final int mUserId;
+
+    private final MutableLiveData<Integer> mActionLiveData = new MutableLiveData<>();
+
+    public FingerprintEnrollFinishViewModel(@NonNull Application application,
+            FingerprintRepository fingerprintRepository,
+            PackageManagerRepository packageManagerRepository,
+            int userId) {
+        super(application);
+        mFingerprintRepository = fingerprintRepository;
+        mPackageManagerRepository = packageManagerRepository;
+        mUserId = userId;
+        mActionLiveData.setValue(ACTION_NONE);
+    }
+
+    /**
+     * The first sensor type is Side fps sensor or not
+     */
+    public boolean canAssumeSfps() {
+        return mFingerprintRepository.canAssumeSfps();
+    }
+
+    /**
+     * Get number of fingerprints that this user enrolled.
+     */
+    public int getNumOfEnrolledFingerprintsSize() {
+        return mFingerprintRepository.getNumOfEnrolledFingerprintsSize(mUserId);
+    }
+
+    /**
+     * Get max possible number of fingerprints for a user
+     */
+    public int getMaxFingerprints() {
+        return mFingerprintRepository.getMaxFingerprints();
+    }
+
+    /**
+     * Clear life data
+     */
+    public void clearLiveData() {
+        mActionLiveData.setValue(ACTION_NONE);
+    }
+
+    /**
+     * Handle add button Click
+     */
+    public void onAddButtonClick() {
+        mActionLiveData.postValue(ACTION_ADD_BUTTON_CLICK);
+    }
+
+    /**
+     * Handle next button Click
+     */
+    public void onNextButtonClick() {
+        updateFingerprintSuggestionEnableState();
+        mActionLiveData.postValue(ACTION_NEXT_BUTTON_CLICK);
+    }
+
+    /**
+     * Handle back key pressed
+     */
+    public void onBackKeyPressed() {
+        updateFingerprintSuggestionEnableState();
+    }
+
+    private void updateFingerprintSuggestionEnableState() {
+        final int enrollNum = mFingerprintRepository.getNumOfEnrolledFingerprintsSize(mUserId);
+        final int flag = (enrollNum == 1) ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
+                : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
+
+        ComponentName componentName = new ComponentName(getApplication(),
+                FINGERPRINT_SUGGESTION_ACTIVITY);
+
+        mPackageManagerRepository.setComponentEnabledSetting(componentName, flag,
+                PackageManager.DONT_KILL_APP);
+    }
+}