<h3>Stockbook</h3>
<center>

<?php

$category = $_REQUEST['category'];
$subcategory = $_REQUEST['subcategory'];

/*
echo "<div>Select category	<select name='category' onchange=\"javascript: document.location.href='?pg=$pg&category='+this.value\">
<option value=''>Category</option>";

$rs = mysql_query("select * from st_category order by code");
while ($o = mysql_fetch_object($rs)) {
	echo "<option value='$o->id'";
	if ($o->id == $category) echo " selected";
	echo ">$o->code ($o->qty_in/$o->qty_out)</option>";
}
echo "</select> 
	
Subcategory <select name='subcategory' onchange=\"javascript: document.location.href='?pg=$pg&category=$category&subcategory='+this.value\">
<option value=''>Subcategory</option>";

$rs = mysql_query("select * from st_subcategory where category=$category order by code");
while ($o = mysql_fetch_object($rs)) {
    echo "<option value='$o->id'";
    if ($o->id == $subcategory) echo " selected";
    echo ">$o->code ($o->qty_in/$o->qty_out)</option>";
}
echo "</select> 		
</div>";

$rs = mysql_query("select id,code,date(dateCreation) as dated from st_items where category=$category and subcategory=$subcategory order by code");
while ($o = mysql_fetch_object($rs)) {
	$j=0;
	$i++;        
	$item = $o->id;
	$dated = $o->dated;
   	
	//opening stock
	$sr = mysql_query("select sum(qty_in) as qty1 from st_stockin where item=$item and dateUpdation>'$dated'");
	if (mysql_num_rows($sr)) {
		$q = mysql_fetch_object($sr);
		$qty1 = $q->qty1;
	}
	echo "<div align='left'><b>$i ".item_detail($item)." </b>	>> Opening stock on $dated: [ $qty1 ]</div>
	<table width='90%' border='1' style='border-collapse: collapse'>";
	//stock in
	$sr = mysql_query("SELECT item,'+' as mm,date(dateCreation) as dated,qty_in as qty from st_stockin where item=$item union select item,'-' as mm,date(dateCreation) as dated,qty_out as qty FROM st_stockout where item=$item order by item,dated");
	while ($q = mysql_fetch_object($sr)) {
		$j++;
		echo "<tr><td>$j</td><td>$q->dated [$q->mm]</td><td>$q->qty</td></tr>";
	}
	echo "</table>";
}


$rs = mysql_query("select * from st_category order by code");
while ($o = mysql_fetch_object($rs)) {
	$sr = mysql_query("select * from st_subcategory where category=$o->id order by code");
	while ($q = mysql_fetch_object($sr)) {
		$in1 += $q->qty_in;
		$out1 += $q->qty_out;
		//echo "<h4>$q->code [ In: $q->qty_in ][ $q->qty_out ]</h4>";

		$rr = mysql_query("select * from st_items where subcategory=$q->id order by code");
		while ($r = mysql_fetch_object($rr)) {
			$in2 += $r->qty_in;
			$out2 += $r->qty_out;
			//echo "<h5>$r->code [ In: $r->qty_in ][ $r->qty_out ]</h4>";
		}
		echo "<h5>------Item In: $in2 <> Out: $out2</h5>";
	}
	echo "<h4>----Sub In: $in1 <> Out: $out1</h4>";
	echo "<h3>--Cat [ In: $o->qty_in ][ $o->qty_out ]</h3>";
}


$rs = mysql_query("select item,sum(qty_in) as qi from st_stockin group by item");
while ($o = mysql_fetch_object($rs)) {
	$item = $o->item;
	$qi = $o->qi;
	$sr = mysql_query("select * from st_items where id=$item");
	$q = mysql_fetch_object($sr);
	$in = $q->qty_in;
	
	$sr = mysql_query("select item,sum(qty_out) as qo from st_stockout where item=$item");
	$q = mysql_fetch_object($sr);
	$qo = $q->qo;
	$sr = mysql_query("select * from st_items where id=$item");
	$q = mysql_fetch_object($sr);
	$out = $q->qty_out;
	echo item_detail($o->item) ." [ $qi / $qo ][ $in / $out ]<br>";

	//if ($qi<$qo) $qi=$qo;
	mysql_query("update st_items set qty_in=$qi,qty_out=$qo where id=$item");
}
*/
$rs = mysql_query("select item,sum(qty_in) as qi from st_stockin group by item");
while ($o = mysql_fetch_object($rs)) {
	$item = $o->item;
	$qi = $o->qi;
	$sr = mysql_query("select * from st_items where id=$item");
	$q = mysql_fetch_object($sr);
	$in = $q->qty_in;
	
	$sr = mysql_query("select item,sum(qty_out) as qo from st_stockout where item=$item");
	$q = mysql_fetch_object($sr);
	$qo = $q->qo;
	$sr = mysql_query("select * from st_items where id=$item");
	$q = mysql_fetch_object($sr);
	$out = $q->qty_out;
	//echo item_detail($o->item) ." [ $qi / $qo ][ $in / $out ]<br>";
	//if ($qi<$qo) $qi=$qo;
	mysql_query("update st_items set stock=$qi-$qo,qty_in=$qi,qty_out=$qo where id=$item");
}
/*
$rs = mysql_query("select * from indents where status='Approved' and date(date_indent)>'2017-10-01'");
while ($o = mysql_fetch_object($rs)) {
	$email = employee_email($o->emp_no);
	//$email = 'mmishra@iiita.ac.in';
	$mm = available_items($o->indent_no);
	
	if ($mm && $email && stock_available($o->indent_no)) {
		$str = "Dear Indentor
		<br><br>	
		With reference to your indent No. $o->indent_no some items marked with <font size='+1' color='red'>*</font> are available readily in the stock. 
		Kindly collect them during 12 - 1 PM (Cleaning items) and 3 - 4 PM (Stationary & Crockery items) at your suitable convenience. 
		Remaining items, if any, may take some time as they are subject to purchase processing. Please note, <font size='+1' color='green'>*</font> marked items are already issued.
		<br><br>$mm<br><br>
		Thanks,<br><br>";

		echo ($email. "--Indent Approval--<br>" .$str);
		//automailer('istore@iiita.ac.in', "Indent Approval", $str);
	}
	
}
*/

?>

</center>