<h3 align='left'>Medicine Expiry</h3>

<?php
$tbl = 'expirys';
$expid = $_REQUEST["expid"];
	
$medid = $_POST["medid"];
$qtyexpired = $_POST["qtyexpired"];
$xqtyexpired = $_POST["xqtyexpired"];
$dateexpiry = $_REQUEST["dateexpiry"];
if (!$dateexpiry) $dateexpiry = date("Y-m-d");
$dated = date("Y-m-d");

if ($_POST["submit"] == 'SAVE') {
	if (mysql_num_rows(mysql_query("select * from $tbl where exp_id=$expid"))) {
		mysql_query("update $tbl set med_id=$medid,qty_expired=$qtyexpired,date_expiry='$dateexpiry',login_id='$user' 
		where exp_id=$expid");
		
		//update medicine qty_inhand
		mysql_query("update medicines set qty_expired=qty_expired-$xqtyexpired+$qtyexpired,
		qty_inhand=qty_inhand+$qtyexpired-$xqtyexpired,login_id='$user' 
		where med_id=$medid");
	} else {
		mysql_query("insert into $tbl(med_id,qty_expired,date_expiry,login_id) 
		values($medid,$qtyexpired,'$dateexpiry','$user')");

		//update medicine qty_inhand
		mysql_query("update medicines set qty_expired=qty_expired+$qtyexpired,qty_inhand=qty_inhand-$qtyexpired,login_id='$user' 
		where med_id=$medid");
	}
} else if ($_GET["del"] == 1) {
	mysql_query("delete from $tbl where exp_id=$expid");
	//update medicine qty_inhand
	mysql_query("update medicines set qty_inhand=qty_inhand-$xqtyexpired,login_id='$user' 
	where med_id=$medid");
}


$dated1 = date('Y-m-d', strtotime($dateexpiry .' -1 day'));
$dated2 = date('Y-m-d', strtotime($dateexpiry .' +1 day'));

echo "<center>
<a href='?pg=$pg&dateexpiry=$dated1'> &lt;&lt; </a> 
<font size='+1' color='red'>&nbsp;<input type='text' name='dateexpiry' value='$dateexpiry' size='10'>&nbsp;</font>"; 

if ($dateexpiry != date("Y-m-d")) echo "<a href='?pg=$pg&dateexpiry=$dated2'> &gt;&gt; </a>";

?>
<br><br>
<table border='1' width='60%'>
<tr><th>Sr</th><th>Medicine Name</th><th>Expired Qty</th><th>Staff</th><td align='center'>Dated</td></tr>

<?php
if (!$expid) {
	echo "<tr><td>+</td>
	<td>".medicine_list(0,'+')."</td>
	<td align='center'><input type='text' name='qtyexpired' value='0' size='5'></td>
	<td align='center'>$user</td>
	<td align='center'><input type='submit' name='submit' value='SAVE'></td></tr>";     
} else {
	echo "<tr><td colspan='4'><a href='?pg=$pg&dateexpiry=$dateexpiry&expid='>+</a></td></tr>";
}

$i = $pgno;
$rs = mysql_query("select * from $tbl where date_expiry like '$dateexpiry%' order by date_expiry,med_id");
while ($o = mysql_fetch_object($rs)) {
	$i++;
       	echo "<tr><td><a name='$i' href='?pg=$pg&dateexpiry=$dateexpiry&expid=$o->exp_id#$i'>$i</a></td>";
	if ($expid == $o->exp_id) {
		echo "<td><input type='hidden' name='expid' value='$o->exp_id'>".medicine_list($o->med_id,'+')."</td>
		<td align='center'><input type='text' name='qtyexpired' value='$o->qty_expired' size='5'>
		<input type='hidden' name='xqtyexpired' value='$o->qty_expired'></td>
		<td align='center'>$user</td>
		<td align='center'><input type='submit' name='submit' value='SAVE'> 
		<a href='?pg=$pg&del=1&dateexpiry=$dateexpiry&expid=$expid'>x</a></td>";     
	} else {
		echo "<td>".medicine_detail($o->med_id)."</td><td align='right'>" .number_format($o->qty_expired,2). "</td>
		<td align='center'>$o->login_id</td><td align='center'>$o->date_updation</td>";	
	}
	echo "</tr>";
}

?>
</table>
</center>