<?php

/* * ********************************************************************
 * ProxmoxVPS product developed. (2016-10-05)
 * *
 *
 *  CREATED BY MODULESGARDEN       ->       http://modulesgarden.com
 *  CONTACT                        ->       contact@modulesgarden.com
 *
 *
 * This software is furnished under a license and may be used and copied
 * only  in  accordance  with  the  terms  of such  license and with the
 * inclusion of the above copyright notice.  This software  or any other
 * copies thereof may not be provided or otherwise made available to any
 * other person.  No title to and  ownership of the  software is  hereby
 * transferred.
 *
 *
 * ******************************************************************** */

namespace MGProvision\Proxmox\v2\models;

use \MGProvision\Proxmox\v2\repository\MountPointRepostiory;

/**
 * Description of Lxc
 *
 * @author Pawel Kopec <pawelk@modulesgarden.com>
 * @version 1.0.0
 */
class Lxc extends AbstractVm implements \MGProvision\Proxmox\v2\interfaces\LxcInterface
{

    public function getVirtualization()
    {
        return 'lxc';
    }

    public function protectionOff()
    {
        return $this->updateConfig(array("protection" => "0"));
    }

    public function getCreateTask()
    {

        $tasks = $this->api()->get("/cluster/tasks");
        foreach ($tasks as $task)
        {
            if ($task['saved'] != "0")
                continue;
            if ($task['node'] != $this->getNode())
                continue;
            if ($task['id'] != $this->getVmid())
                continue;

            if ($task['type'] != "vzcreate")
                continue;

            return $task['upid'];
        }
    }

    public function getReinstallConfig()
    {

        $setting = array();
        foreach ($this->config(true) as $k => $v)
        {
            $setting[$k] = $v;
        }
        if (isset($setting['rootfs']))
        {
            $storage = preg_replace('/:(.*)/', '', $setting['rootfs']);
            $size    = preg_replace('/(.*)=/', '', $setting['rootfs']);
            $unit    = preg_replace('/[0-9]/', '', $size);
            $size    = preg_replace('/\D/', '', $size);
            if ($unit == "T")
            {
                $size = $size * 1024;
            }
            $setting['rootfs'] = "{$storage}:{$size}";
        }
        unset($setting['digest'], $setting['ostype'], $setting['arch'], $setting['lxc']);
        return $setting;
    }

    public function findFreeNetworDeviceId()
    {
        $config = $this->config(true);
        for($i=0; $i<=50; $i++){
            if($config['net'.$i]){
                continue;
            }
            return $i;
        }
    }

    /**
     * 
     * @param \MGProvision\Proxmox\v2\models\NetworkDeviceLxc[] $networkDevices
     */
    public function updateNetworkDevices($networkDevices)
    {

        $container = array();
        foreach ($networkDevices as $networkDevice)
        {
            $container[$networkDevice->getId()] = $networkDevice->asConfig();
        }

        return $this->updateConfig($container);
    }

    public function getMasterHddSize()
    {

        $config = $this->config(true);
        if ($config['rootfs'])
        {
            $hdd = self::asArray($config['rootfs']);
            return (int) $hdd['size'];
        }

        throw new \MGProvision\Proxmox\v2\ProxmoxApiException("Master Disk no found!");
    }

    public function resize($config)
    {

        return $this->api()->put("/nodes/{$this->node}/lxc/{$this->vmid}/resize", $config);
    }

    /**
     * 
     * @param type $findBridge
     * @param type $force
     * @return NetworkDeviceLxc[]
     */
    public function getNetworkDevices($findBridge = null, $force = true)
    {

        $networks = array();
        foreach ($this->config($force) as $k => $v)
        {

            if (!preg_match('/net/', $k))
                continue;

            $network = new NetworkDeviceLxc($k, $v);
            if ($findBridge && $network->getBridge() !== $findBridge)
                continue;

            $networks[] = $network;
        }
        return $networks;
    }

    public function findNetworkDevice($ipAddress)
    {
        foreach ($this->getNetworkDevices() as $nd)
        {
            if ($nd->getIp() == $ipAddress || $nd->getIp6() == $ipAddress)
            {
                return $nd;
            }
        }
        return null;
    }

    public function deleteNetworkDevice(NetworkDeviceLxc $networkDevice)
    {

        $this->deleteConfig($networkDevice->getId());
    }

    public function restore($ostemplate)
    {

        try
        {
            if ($this->isRunning())
            {
                $this->stop();
                sleep(5);
            }
            $container = $this->getReinstallConfig();
        }
        catch (\Exception $ex)
        {//error i.e.: Configuration file 'nodes/proxmox/lxc/117.conf' does not exist 
            if ($ex->getCode() != 500)
            {
                throw $ex;
            }
        }
        $data      = array(
            'ostemplate' => $ostemplate,
            'vmid'       => $this->vmid,
            'restore'    => 1,
            'force'      => 1
        );
        $container = array_merge($data, (array) $container);
        return $this->api()->post("/nodes/{$this->node}/lxc", $container);
    }

    /**
     * 
     * @return MountPointRepostiory
     */
    public function getMounPoints()
    {
        $repostiory = new MountPointRepostiory;
        $repostiory->setApi($this->api);
        $repostiory->findByPath("/nodes/{$this->node}/lxc/{$this->vmid}/config");
        return $repostiory;
    }

    /**
     * @return MountPointRepostiory
     */
    public function getHardDiskRepostiory(){
        return $this->getMounPoints();
    }

    public function getMasterHardDisk(){
        foreach ($this->getMounPoints()->fetch() as $mounPoint){
            if($mounPoint->isMaster()){
                return $mounPoint;
            }
        }
        throw new \MGProvision\Proxmox\v2\ProxmoxApiException("Master Hard Disk not found");
    }
}