Merge "Hide blocking pay phone option use carrier config"

package com.android.server.telecom.settings;

import android.content.Context;

import android.os.Bundle;

import android.os.PersistableBundle;

import android.preference.Preference;

import android.preference.PreferenceFragment;

import android.preference.PreferenceScreen;

import android.preference.SwitchPreference;

import android.provider.BlockedNumberContract.SystemContract;

import android.telephony.CarrierConfigManager;

import android.telephony.SubscriptionManager;

import android.view.LayoutInflater;

import android.view.MenuItem;

import android.view.View;

        setOnPreferenceChangeListener(SystemContract.ENHANCED_SETTING_KEY_BLOCK_PRIVATE);

        setOnPreferenceChangeListener(SystemContract.ENHANCED_SETTING_KEY_BLOCK_PAYPHONE);

        setOnPreferenceChangeListener(SystemContract.ENHANCED_SETTING_KEY_BLOCK_UNKNOWN);

        if (!showPayPhoneBlocking()) {

            Preference payPhoneOption = getPreferenceScreen().findPreference(SystemContract.ENHANCED_SETTING_KEY_BLOCK_PAYPHONE);

            getPreferenceScreen().removePreference(payPhoneOption);

        }

    }

    private boolean showPayPhoneBlocking() {

        CarrierConfigManager configManager =

                (CarrierConfigManager) getContext()

                        .getSystemService(Context.CARRIER_CONFIG_SERVICE);

        if (configManager == null) {

            return false;

        }

        int subId = SubscriptionManager.getDefaultVoiceSubscriptionId();

        PersistableBundle b = configManager.getConfigForSubId(subId);

        if (b == null) {

            return false;

        }

        return b.getBoolean(CarrierConfigManager.KEY_SHOW_BLOCKING_PAY_PHONE_OPTION_BOOL);

    }

    /**

        updateEnhancedBlockPref(SystemContract.ENHANCED_SETTING_KEY_BLOCK_UNREGISTERED);

        updateEnhancedBlockPref(SystemContract.ENHANCED_SETTING_KEY_BLOCK_PRIVATE);

        if (showPayPhoneBlocking()) {

            updateEnhancedBlockPref(SystemContract.ENHANCED_SETTING_KEY_BLOCK_PAYPHONE);

        }

        updateEnhancedBlockPref(SystemContract.ENHANCED_SETTING_KEY_BLOCK_UNKNOWN);

    }