<?php
session_start();
	if($_SESSION['validUser'] !== TRUE)
	{
		header("location: ./index.php");
		exit();
	}

if ($_REQUEST['operation'] == 'simpan' && $_REQUEST['nofaktur'] != "") 
{
    update_m_pembelian();
    update_barang();
}
function update_m_pembelian()
{
	$nofaktur = $_REQUEST['nofaktur'];
	$nofakturedit = $_REQUEST['nofakturedit'];
	$tglnota = decTgl($_REQUEST['tglnota']);
	$tglrf = $_REQUEST['tglrf'];
	$tglmasuk = decTgl($_REQUEST['tglmasuk']);
	$status = $_REQUEST['status'];
	$tgljthtempo = decTgl($_REQUEST['tgljthtempo']);
	$kdsupp = $_REQUEST['kodesupplier'];
	$nik = $_REQUEST['nik'];
	$keterangan = $_REQUEST['keterangan'];
	$hrgsatuan = $_REQUEST['hargabeli'];
	$stok = $_REQUEST['jmlt'];
	$rpbeli = hitung_total_hp($hrgsatuan, $stok);
	$ketr = $keterangan . "(revisi barang oleh ".$_SESSION["useracc"]." => ". $tglrf .")";
	$array_data = array();
	
	require_once("../db_login.inc.php"); 
	$mysqli = new mysqli(HOST, USER, PASSWORD, DATABASE);			
		$stmt = $mysqli->prepare("UPDATE m_pembelian SET no_faktur=?, tgl_nota=?, tgl_masuk=?, tgl_jatuh_tempo=?, kd_supplier=?, status=?, nik=?, keterangan=? WHERE no_faktur = ?");
		$stmt->bind_param("sssssssss", $nofakturedit, $tglnota, $tglmasuk, $tgljthtempo, $kdsupp, $status, $nik, $ketr, $nofaktur);
		$stmt->execute();
		if($stmt->affected_rows > 0) {
				$stmt2 = $mysqli->prepare("UPDATE d_pembelian SET no_faktur=? WHERE no_faktur = ?");
    		$stmt2->bind_param("ss", $nofakturedit, $nofaktur);
    		$stmt2->execute();
    		update_barang();
 			$array_data[0] = 1;
		} else {
			$array_data[0] = 0;
		}
		$stmt->close();	
	$mysqli->close();
	echo json_encode($array_data);
}

function update_barang()
{
  $barang = array();
  $kdsupp = $_REQUEST['kodesupplier'];
  $nofaktur = $_REQUEST['nofaktur'];
	require_once("../db_login.inc.php");  
	$mysqli = new mysqli(HOST, USER, PASSWORD, DATABASE);  
		$stmt3 = $mysqli->query("SELECT DISTINCT kode_barang FROM d_pembelian WHERE no_faktur = '$nofaktur'");
		$jumBarang = $stmt3->num_rows;			
		if($jumBarang > 0){
			$idx = 0;
			while($db = $stmt3->fetch_array(MYSQLI_ASSOC))
			{
				$barang[$idx] = array('kode_barang' => $db['kode_barang']);
				$idx++;
			}
			$stmt3->close();
		}
		// update kdsupp
		for($i=0; $i<$jumBarang; $i++)
		{
			$stmt = $mysqli->prepare("UPDATE barang SET kode_supplier = ? WHERE kode_barang = ?");
			$stmt->bind_param("ss",$kdsupp, $barang[$i]['kode_barang']);
			$stmt->execute();
			$stmt->close();
		}	
	$mysqli->close();
}


function hitung_total_hp($data, $stok)
{
	$total = 0;
	for ($i = 0; $i < count($data); $i++) 
	{
		$total += $data[$i] * $stok[$i];		
	}	
	return $total;
}

function decode_hp($hp)
{
	$dt = "";
	for($i = 0; $i < strlen($hp); $i++)
	{
		$chr = substr($hp, $i, 1);		
		switch($chr)
		{
			case "B" : $dt .= "1";break;
			case "R" : $dt .= "2";break;
			case "A" : $dt .= "3";break;
			case "W" : $dt .= "4";break;
			case "N" : $dt .= "5";break;
			case "F" : $dt .= "6";break;
			case "O" : $dt .= "7";break;
			case "X" : $dt .= "8";break;
			case "E" : $dt .= "9";break;
			case "S" : $dt .= "0";break;				
		}		
	}
	return (int) $dt;
}

function decTgl($tgl){// ke format yyyy-mm-dd 
		$d = substr($tgl,0,2);
		$m = substr($tgl,3,2);
		$y = substr($tgl,6,4);
		return $y."-".$m."-".$d; 	
}