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// 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
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// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
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package org.apache.cloudstack.api.command.admin.account;

import javax.inject.Inject;

import org.apache.cloudstack.api.ApiCommandResourceType;
import org.apache.log4j.Logger;

import org.apache.cloudstack.acl.SecurityChecker.AccessType;
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.BaseCmd;
import org.apache.cloudstack.api.Parameter;
import org.apache.cloudstack.api.ResponseObject.ResponseView;
import org.apache.cloudstack.api.ServerApiException;
import org.apache.cloudstack.api.response.AccountResponse;
import org.apache.cloudstack.api.response.DomainResponse;
import org.apache.cloudstack.region.RegionService;

import com.cloud.user.Account;

@APICommand(name = "enableAccount", description = "Enables an account", responseObject = AccountResponse.class, entityType = {Account.class},
    requestHasSensitiveInfo = false, responseHasSensitiveInfo = true)
public class EnableAccountCmd extends BaseCmd {
    public static final Logger s_logger = Logger.getLogger(EnableAccountCmd.class.getName());

    /////////////////////////////////////////////////////
    //////////////// API parameters /////////////////////
    /////////////////////////////////////////////////////
    @ACL(accessType = AccessType.OperateEntry)
    @Parameter(name = ApiConstants.ID, type = CommandType.UUID, entityType = AccountResponse.class, description = "Account id")
    private Long id;

    @Parameter(name = ApiConstants.ACCOUNT, type = CommandType.STRING, description = "Enables specified account.")
    private String accountName;

    @Parameter(name = ApiConstants.DOMAIN_ID, type = CommandType.UUID, entityType = DomainResponse.class, description = "Enables specified account in this domain.")
    private Long domainId;

    @Inject
    RegionService _regionService;

    /////////////////////////////////////////////////////
    /////////////////// Accessors ///////////////////////
    /////////////////////////////////////////////////////

    public Long getId() {
        return id;
    }

    public String getAccountName() {
        return accountName;
    }

    public Long getDomainId() {
        return domainId;
    }

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

    @Override
    public long getEntityOwnerId() {
        Account account = _entityMgr.findById(Account.class, getId());
        if (account != null) {
            return account.getAccountId();
        }

        account = _accountService.getActiveAccountByName(getAccountName(), getDomainId());
        if (account != null) {
            return account.getAccountId();
        }

        return Account.ACCOUNT_ID_SYSTEM; // no account info given, parent this command to SYSTEM so ERROR events are tracked
    }

    @Override
    public void execute() {
        Account result = _regionService.enableAccount(this);
        if (result != null){
            AccountResponse response = _responseGenerator.createAccountResponse(ResponseView.Full, result);
            response.setResponseName(getCommandName());
            setResponseObject(response);
        } else {
            throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Failed to enable account");
        }
    }

    @Override
    public Long getApiResourceId() {
        return id;
    }

    @Override
    public ApiCommandResourceType getApiResourceType() {
        return ApiCommandResourceType.Account;
    }
}
