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/**
 *
 * SIROCCO
 * Copyright (C) 2011 France Telecom
 * Contact: [email protected]
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA
 *
 *  $Id$
 *
 */
package org.ow2.sirocco.cimi.tools;

import java.util.List;

import org.nocrala.tools.texttablefmt.Table;
import org.ow2.sirocco.cimi.sdk.CimiClient;
import org.ow2.sirocco.cimi.sdk.CimiClientException;
import org.ow2.sirocco.cimi.sdk.Disk;
import org.ow2.sirocco.cimi.sdk.Machine;
import org.ow2.sirocco.cimi.sdk.MachineNetworkInterface;
import org.ow2.sirocco.cimi.sdk.ProviderInfo;

import com.beust.jcommander.Parameter;
import com.beust.jcommander.Parameters;
import com.beust.jcommander.ParametersDelegate;

@Parameters(commandDescription = "show machine")
public class MachineShowCommand implements Command {
    @Parameter(description = "", required = true)
    private List machineIds;

    @ParametersDelegate
    private ResourceSelectExpandParams showParams = new ResourceSelectExpandParams();

    @Override
    public String getName() {
        return "machine-show";
    }

    @Override
    public void execute(final CimiClient cimiClient) throws CimiClientException {
        Machine machine;
        if (CommandHelper.isResourceIdentifier(this.machineIds.get(0))) {
            machine = Machine.getMachineByReference(cimiClient, this.machineIds.get(0), this.showParams.getQueryParams());
        } else {
            List machines = Machine.getMachines(cimiClient,
                this.showParams.getQueryParams().toBuilder().filter("name='" + this.machineIds.get(0) + "'").build());
            if (machines.isEmpty()) {
                System.err.println("No machine with name " + this.machineIds.get(0));
                System.exit(-1);
            }
            machine = machines.get(0);
        }
        MachineShowCommand.printMachine(machine, this.showParams);
    }

    public static void printMachine(final Machine machine, final ResourceSelectExpandParams showParams)
        throws CimiClientException {
        Table table = CommandHelper.createResourceShowTable(machine, showParams);

        if (showParams.isSelected("provider")) {
            if (machine.getProviderInfo() != null) {
                ProviderInfo info = machine.getProviderInfo();
                table.addCell("provider");
                table.addCell("account id=" + info.getProviderAccountId() + " (" + info.getProviderName() + ")");
                table.addCell("provider-assigned id");
                table.addCell(info.getProviderAssignedId());
            }
        }

        if (showParams.isSelected("state") && machine.getState() != null) {
            table.addCell("state");
            table.addCell(machine.getState().toString());
        }
        if (showParams.isSelected("cpu") && machine.getCpu() != null) {
            table.addCell("cpu");
            table.addCell(Integer.toString(machine.getCpu()));
        }
        if (showParams.isSelected("memory") && machine.getMemory() != null) {
            table.addCell("memory");
            table.addCell(CommandHelper.printKibibytesValue(machine.getMemory()));
        }

        if (showParams.isSelected("disks")) {
            List disks = machine.getDisks();
            if (disks != null) {
                table.addCell("disks");
                StringBuffer sb = new StringBuffer();

                for (int i = 0; i < disks.size(); i++) {
                    if (i > 0) {
                        sb.append(", ");
                    }
                    sb.append(CommandHelper.printKilobytesValue(disks.get(i).getCapacity()));
                }
                table.addCell((sb.toString()));
            }
        }

        if (showParams.isSelected("networkInterfaces")) {
            List nics = machine.getNetworkInterfaces();
            if (nics != null) {
                for (MachineNetworkInterface nic : machine.getNetworkInterfaces()) {
                    if (!nic.getAddresses().isEmpty()) {
                        if (nic.getNetwork() != null) {
                            table.addCell(nic.getNetwork().getNetworkType().toLowerCase() + " IP");
                        } else if (nic.getType() != null) {
                            table.addCell(nic.getType().toString().toLowerCase() + " IP");
                        } else {
                            table.addCell("IP");
                        }
                        table.addCell(nic.getAddresses().get(0).getIp());
                    }
                }
            }
        }

        System.out.println(table.render());
    }

}