// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.api.commands;

import org.apache.log4j.Logger;

import com.cloud.api.ApiConstants;
import com.cloud.api.BaseAsyncCmd;
import com.cloud.api.BaseCmd;
import com.cloud.api.IdentityMapper;
import com.cloud.api.Implementation;
import com.cloud.api.Parameter;
import com.cloud.api.ServerApiException;
import com.cloud.api.response.ProjectResponse;
import com.cloud.event.EventTypes;
import com.cloud.exception.InvalidParameterValueException;
import com.cloud.exception.ResourceAllocationException;
import com.cloud.projects.Project;
import com.cloud.user.UserContext;

@Implementation(description="Updates a project", responseObject=ProjectResponse.class, since="3.0.0")
public class UpdateProjectCmd extends BaseAsyncCmd {
    public static final Logger s_logger = Logger.getLogger(UpdateProjectCmd.class.getName());

    private static final String s_name = "updateprojectresponse";

    /////////////////////////////////////////////////////
    //////////////// API parameters /////////////////////
    /////////////////////////////////////////////////////
    
    @IdentityMapper(entityTableName="projects")
    @Parameter(name=ApiConstants.ID, type=CommandType.LONG, required=true, description="id of the project to be modified")
    private Long id;

    @Parameter(name=ApiConstants.ACCOUNT, type=CommandType.STRING, description="new Admin account for the project")
    private String accountName;
    
    @Parameter(name=ApiConstants.DISPLAY_TEXT, type=CommandType.STRING, description="display text of the project")
    private String displayText;

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

    public String getAccountName() {
        return accountName;
    }

    public Long getId() {
        return id;
    }

    public String getDisplayText() {
        return displayText;
    }

    @Override
    public String getCommandName() {
        return s_name;
    }
    
    @Override
    public long getEntityOwnerId() {
        Project project= _projectService.getProject(id);
        //verify input parameters
        if (project == null) {
            throw new InvalidParameterValueException("Unable to find project by id " + id);
        } 
        
        return _projectService.getProjectOwner(id).getId(); 
    }
 

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

    @Override
    public void execute() throws ResourceAllocationException{
        UserContext.current().setEventDetails("Project id: "+ getId());
        Project project = _projectService.updateProject(getId(), getDisplayText(), getAccountName());
        if (project != null) {
            ProjectResponse response = _responseGenerator.createProjectResponse(project);
            response.setResponseName(getCommandName());
            this.setResponseObject(response);
        } else {
            throw new ServerApiException(BaseCmd.INTERNAL_ERROR, "Failed to update a project");
        }
    }
    
    @Override
    public String getEventType() {
        return EventTypes.EVENT_PROJECT_UPDATE;
    }
    
    @Override
    public String getEventDescription() {
        return  "Updating project: " + id;
    }
}