// 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.netapp;

import java.net.UnknownHostException;
import java.rmi.ServerException;

import javax.inject.Inject;

import org.apache.cloudstack.api.APICommand;
import org.apache.cloudstack.api.ApiConstants;
import org.apache.cloudstack.api.ApiErrorCode;
import org.apache.cloudstack.api.BaseCmd;
import org.apache.cloudstack.api.Parameter;
import org.apache.cloudstack.api.ServerApiException;

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.netapp.NetappManager;
import com.cloud.server.api.response.netapp.CreateVolumeOnFilerCmdResponse;

@APICommand(name = "createVolumeOnFiler", description = "Create a volume", responseObject = CreateVolumeOnFilerCmdResponse.class)
public class CreateVolumeOnFilerCmd extends BaseCmd {
    private static final String s_name = "createvolumeresponse";

    @Parameter(name = ApiConstants.IP_ADDRESS, type = CommandType.STRING, required = true, description = "ip address.")
    private String ipAddress;

    @Parameter(name = ApiConstants.AGGREGATE_NAME, type = CommandType.STRING, required = true, description = "aggregate name.")
    private String aggrName;

    @Parameter(name = ApiConstants.POOL_NAME, type = CommandType.STRING, required = true, description = "pool name.")
    private String poolName;

    @Parameter(name = ApiConstants.VOLUME_NAME, type = CommandType.STRING, required = true, description = "volume name.")
    private String volName;

    @Parameter(name = ApiConstants.SIZE, type = CommandType.INTEGER, required = true, description = "volume size.")
    private Integer volSize;

    @Parameter(name = ApiConstants.SNAPSHOT_POLICY, type = CommandType.STRING, required = false, description = "snapshot policy.")
    private String snapshotPolicy;

    @Parameter(name = ApiConstants.SNAPSHOT_RESERVATION, type = CommandType.INTEGER, required = false, description = "snapshot reservation.")
    private Integer snapshotReservation;

    @Parameter(name = ApiConstants.USERNAME, type = CommandType.STRING, required = true, description = "user name.")
    private String userName;

    @Parameter(name = ApiConstants.PASSWORD, type = CommandType.STRING, required = true, description = "password.")
    private String password;

    public String getIpAddress() {
        return ipAddress;
    }

    public String getAggrName() {
        return aggrName;
    }

    public String getPoolName() {
        return poolName;
    }

    public String volName() {
        return volName;
    }

    public Integer getVolSize() {
        return volSize;
    }

    public String getSnapshotPolicy() {
        return snapshotPolicy;
    }

    public Integer getSnapshotReservation() {
        return snapshotReservation;
    }

    public String getUserName() {
        return userName;
    }

    public String getPassword() {
        return password;
    }

    @Inject
    NetappManager netappMgr;

    @Override
    public void execute() throws ResourceUnavailableException, InsufficientCapacityException, ServerApiException, ConcurrentOperationException,
        ResourceAllocationException {
        //param checks
        if (snapshotReservation != null && (snapshotReservation < 0 || snapshotReservation > 100))
            throw new InvalidParameterValueException("Invalid snapshot reservation");

        StringBuilder s = new StringBuilder(getVolSize().toString());
        s.append("g");

        try {
            netappMgr.createVolumeOnFiler(ipAddress, aggrName, poolName, volName, s.toString(), snapshotPolicy, snapshotReservation, userName, password);
            CreateVolumeOnFilerCmdResponse response = new CreateVolumeOnFilerCmdResponse();
            response.setResponseName(getCommandName());
            this.setResponseObject(response);
        } catch (ServerException e) {
            throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, e.toString());
        } catch (InvalidParameterValueException e) {
            throw new ServerApiException(ApiErrorCode.PARAM_ERROR, e.toString());
        } catch (UnknownHostException e) {
            throw new ServerApiException(ApiErrorCode.PARAM_ERROR, e.toString());
        }

    }

    @Override
    public String getCommandName() {
        // TODO Auto-generated method stub
        return s_name;
    }

    @Override
    public long getEntityOwnerId() {
        // TODO Auto-generated method stub
        return 0;
    }

}
