/*
 * Copyright 2014, 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.managedprovisioning.uiflows;

import android.app.admin.DevicePolicyManager;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

import com.android.managedprovisioning.BootReminder;
import com.android.managedprovisioning.ProvisionLogger;
import com.android.managedprovisioning.R;
import com.android.managedprovisioning.SetupLayoutActivity;
import com.android.managedprovisioning.model.ProvisioningParams;
import com.android.managedprovisioning.parser.MessageParser;

/**
 * Activity to ask for permission to activate full-filesystem encryption.
 *
 * Pressing 'settings' will launch settings to prompt the user to encrypt
 * the device.
 */
public class EncryptDeviceActivity extends SetupLayoutActivity {
    private ProvisioningParams mParams;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        mParams = (ProvisioningParams) getIntent().getParcelableExtra(
                ProvisioningParams.EXTRA_PROVISIONING_PARAMS);
        if (mParams == null) {
            ProvisionLogger.loge("Missing params in EncryptDeviceActivity activity");
            finish();
        }

        if (mUtils.isProfileOwnerAction(mParams.provisioningAction)) {
            initializeUi(R.string.setup_work_profile,
                    R.string.setup_profile_encryption,
                    R.string.encrypt_device_text_for_profile_owner_setup);
        } else if (mUtils.isDeviceOwnerAction(mParams.provisioningAction)) {
            initializeUi(R.string.setup_work_device,
                    R.string.setup_device_encryption,
                    R.string.encrypt_device_text_for_device_owner_setup);
        } else {
            ProvisionLogger.loge("Unknown provisioning action: " + mParams.provisioningAction);
            finish();
        }

        Button encryptButton = (Button) findViewById(R.id.encrypt_button);
        encryptButton.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    EncryptionController.getInstance(EncryptDeviceActivity.this)
                            .setEncryptionReminder(mParams);
                    // Use settings so user confirms password/pattern and its passed
                    // to encryption tool.
                    Intent intent = new Intent();
                    intent.setAction(DevicePolicyManager.ACTION_START_ENCRYPTION);
                    startActivity(intent);
                }
            });
    }

    private void initializeUi(int headerRes, int titleRes, int mainTextRes) {
        initializeLayoutParams(R.layout.encrypt_device, headerRes, false);
        setTitle(titleRes);
        ((TextView) findViewById(R.id.encrypt_main_text)).setText(mainTextRes);
        maybeSetLogoAndMainColor(mParams.mainColor);
    }
}