/*
* Copyright (C) 2012 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.motorola.studio.android.emulator.service.repair;

import static com.motorola.studio.android.common.log.StudioLogger.error;

import java.util.Map;

import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.sequoyah.device.framework.model.IInstance;
import org.eclipse.sequoyah.device.framework.model.handler.IServiceHandler;
import org.eclipse.sequoyah.device.framework.model.handler.ServiceHandler;

import com.android.sdklib.internal.avd.AvdInfo;
import com.android.sdklib.internal.avd.AvdInfo.AvdStatus;
import com.motorola.studio.android.adt.SdkUtils;
import com.motorola.studio.android.emulator.EmulatorPlugin;
import com.motorola.studio.android.emulator.device.instance.AndroidDeviceInstance;
import com.motorola.studio.android.emulator.device.refresh.InstancesListRefresh;
import com.motorola.studio.android.emulator.i18n.EmulatorNLS;

/**
 * This is responsible for repair damaged avds.
 */
public class RepairAvdHandler extends ServiceHandler
{

    /* (non-Javadoc)
     * @see org.eclipse.sequoyah.device.framework.model.handler.ServiceHandler#newInstance()
     */
    @Override
    public IServiceHandler newInstance()
    {
        return new RepairAvdHandler();
    }

    /* (non-Javadoc)
     * @see org.eclipse.sequoyah.device.framework.model.handler.ServiceHandler#runService(org.eclipse.sequoyah.device.framework.model.IInstance, java.util.Map, org.eclipse.core.runtime.IProgressMonitor)
     */
    @Override
    public IStatus runService(IInstance instance, Map<Object, Object> argumentos,
            IProgressMonitor monitor)
    {
        IStatus status = Status.OK_STATUS;
        if (!(instance instanceof AndroidDeviceInstance))
        {
            error(EmulatorNLS.RepairAvdHandler_Not_Android_Instance);

            status =
                    new Status(IStatus.ERROR, EmulatorPlugin.PLUGIN_ID,
                            EmulatorNLS.ERR_StopEmulatorHandler_NotAnAndroidEmulator);
        }
        else
        {
            AndroidDeviceInstance androidDeviceInstance = (AndroidDeviceInstance) instance;
            AvdInfo avdInfo = SdkUtils.getVm(androidDeviceInstance.getName());
            if ((avdInfo != null) && isAvdRepairable(avdInfo.getStatus()))
            {
                status = SdkUtils.repairAvd(avdInfo);
                if (status.getSeverity() != IStatus.OK)
                {
                    error(getClass(), "IOException ocurred during repairAvd operation"); //$NON-NLS-1$
                }
            }
            else
            {
                status =
                        new Status(IStatus.ERROR, EmulatorPlugin.PLUGIN_ID,
                                EmulatorNLS.RepairAvdHandler_AVD_NOT_REPAIRABLE);
            }
        }
        if (status.getSeverity() == IStatus.OK)
        {
            InstancesListRefresh.refresh();
        }
        return status;
    }

    /* (non-Javadoc)
     * @see org.eclipse.sequoyah.device.framework.model.handler.ServiceHandler#updatingService(org.eclipse.sequoyah.device.framework.model.IInstance, org.eclipse.core.runtime.IProgressMonitor)
     */
    @Override
    public IStatus updatingService(IInstance arg0, IProgressMonitor arg1)
    {
        return Status.OK_STATUS;
    }

    private boolean isAvdRepairable(AvdStatus avdStatus)
    {
        return avdStatus == AvdStatus.ERROR_IMAGE_DIR;
    }
}