<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;

class Logging extends Controller
{

    private $_items = [ 'netstat_sent' => 'i', 'netstat_recv' => 'i', 'memory_free' => 'f', 'memory_total' => 'f', 'memory_used' => 'f', 'disk_free' => 'B', 'disk_percent' => 'f', 'disk_used' => 'B', 'disk_total' => 'B', 'processes' => 'i', 'temp' => 'i', 'username' =>'s', 'computer' => 's'];

    private $_values = [];

    public function __construct() {
	
    }

    function conv_bytes($v) {
        $units = explode(' ', ' K M G T P E Z Y');

		
		preg_match('/([0-9]+)([GKMTgkmT])?B/',$v,$vu);
		
		$v1 = $vu[1];
        if (count($vu) == 3)
          $v2 = $vu[2];
        else
          $v2 = '';

        $pos = array_search($v2,$units);

        $num = floatval($v1) *  pow(1024,$pos);

        return $num;

    }


    public function parse($vals) {
		foreach ($vals as $k => $v)
		{
			if (is_array($v)) {
				foreach ($v as $k2 => $v2) {
					$this->_values["$k"."_"."$k2"] = $v2;   
				}	
			} else {
				$this->_values[$k] = $v;
			}       
		}

		foreach ($this->_items as $k => $t) {
			$val = $this->_values[$k];
			if ($t == 's') continue;

			if ($t == 'B') $val = intval($this->conv_bytes($val));

			if ($t == 'f') $val = floatval($val);
			if ($t == 'i') $val = intval($val);

			$this->_values[$k] = $val;
		}
    }

    public function log(Request $request) {
	$data = json_decode($request->getContent(), true);
	$v = $data["values"];
	$i = $data["items"];
	
	$this->parse($v);
		
	var_export($this->_values);

	return "OK";
	//DB::insert('insert into values (user,computer,recv,send) values (?, ?, ?, ?)', [$u, $c, $r, $s]);
    }
}