// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements.  See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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.cloud.api.commands;

import java.util.List;
import java.util.Map;

import javax.inject.Inject;

import org.apache.log4j.Logger;

import org.apache.cloudstack.api.ACL;
import org.apache.cloudstack.api.APICommand;
import org.apache.cloudstack.api.ApiConstants;
import org.apache.cloudstack.api.ApiErrorCode;
import org.apache.cloudstack.api.BaseAsyncCmd;
import org.apache.cloudstack.api.Parameter;
import org.apache.cloudstack.api.ServerApiException;
import org.apache.cloudstack.api.response.NetworkResponse;
import org.apache.cloudstack.api.response.ServiceOfferingResponse;
import org.apache.cloudstack.api.response.SystemVmResponse;
import org.apache.cloudstack.api.response.TemplateResponse;
import org.apache.cloudstack.api.response.ZoneResponse;
import org.apache.cloudstack.context.CallContext;

import com.cloud.api.response.NetscalerLoadBalancerResponse;
import com.cloud.event.EventTypes;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.exception.InsufficientCapacityException;
import com.cloud.exception.InvalidParameterValueException;
import com.cloud.exception.ResourceAllocationException;
import com.cloud.exception.ResourceUnavailableException;
import com.cloud.network.element.NetscalerLoadBalancerElementService;
import com.cloud.user.Account;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.vm.VirtualMachine;

@APICommand(name = "deployNetscalerVpx", responseObject = NetscalerLoadBalancerResponse.class, description = "Creates new NS Vpx",
        requestHasSensitiveInfo = true, responseHasSensitiveInfo = false)
public class DeployNetscalerVpxCmd extends BaseAsyncCmd {

    public static final Logger s_logger = Logger.getLogger(DeployNetscalerVpxCmd.class.getName());
    private static final String s_name = "deployNetscalerVpx";
    @Inject
    NetscalerLoadBalancerElementService _netsclarLbService;

    /////////////////////////////////////////////////////
    //////////////// API parameters /////////////////////
    /////////////////////////////////////////////////////

    @Parameter(name = ApiConstants.ZONE_ID, type = CommandType.UUID, entityType = ZoneResponse.class, required = true, description = "availability zone for the virtual machine")
    private Long zoneId;

    @ACL
    @Parameter(name = ApiConstants.SERVICE_OFFERING_ID, type = CommandType.UUID, entityType = ServiceOfferingResponse.class, required = true, description = "the ID of the service offering for the virtual machine")
    private Long serviceOfferingId;

    @ACL
    @Parameter(name = ApiConstants.TEMPLATE_ID, type = CommandType.UUID, entityType = TemplateResponse.class, required = true, description = "the ID of the template for the virtual machine")
    private Long templateId;

    @Parameter(name = ApiConstants.NETWORK_ID,
            type = CommandType.UUID,
            entityType = NetworkResponse.class, required=false,
            description = "The network this ip address should be associated to.")
    private Long networkId;
    /////////////////////////////////////////////////////
    /////////////////// Accessors ///////////////////////
    /////////////////////////////////////////////////////


    /////////////////////////////////////////////////////
    /////////////// API Implementation///////////////////
    /////////////////////////////////////////////////////

    @Override
    public void execute() throws ResourceUnavailableException, InsufficientCapacityException, ServerApiException, ConcurrentOperationException,
        ResourceAllocationException {
        try {
            Map<String,Object> resp = _netsclarLbService.deployNetscalerServiceVm(this);
           if (resp.size() > 0) {
               SystemVmResponse response =  _responseGenerator.createSystemVmResponse((VirtualMachine)resp.get("vm"));
               response.setGuestVlan((String)resp.get("guestvlan"));
               response.setPublicVlan((List<String>)resp.get("publicvlan"));
               response.setResponseName(getCommandName());
               setResponseObject(response);
           } else {
               throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Fail to start system vm");
           }

        } catch (InvalidParameterValueException invalidParamExcp) {
            throw new ServerApiException(ApiErrorCode.PARAM_ERROR, invalidParamExcp.getMessage());
        } catch (CloudRuntimeException runtimeExcp) {
            throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, runtimeExcp.getMessage());
        }
    }

    public Long getServiceOfferingId() {
        return serviceOfferingId;
    }

    public Long getTemplateId() {
        return templateId;
    }

    @Override
    public String getEventDescription() {
        return "Adding a netscaler load balancer device";
    }

    @Override
    public String getEventType() {
        return EventTypes.EVENT_NETSCALER_VM_START;
    }

    @Override
    public String getCommandName() {
        return s_name;
    }

    public Long getZoneId() {
        return zoneId;
    }

    @Override
    public long getEntityOwnerId() {
        return CallContext.current().getCallingAccount().getId();
    }
    public Account getAccount(){
        return _accountService.getActiveAccountById(getEntityOwnerId());
    }
    public void getReservationContext() {
    }
}