<h3>Stock Utilization</h3>
<center>

<?php
$tbl = "st_stockout";

$ids = $_REQUEST["id"];
$complaintno = $_REQUEST["complaint_no"];
$category = $_REQUEST["category"];
$subcategory = $_REQUEST["subcategory"];
$item = $_REQUEST["item"];
$qtyout = $_POST["qty_out"];
if (!$qtyout) $qtyout = 1;
$unit = $_POST["unit"];
$xqtyout = $_POST["xqty_out"];
$dated = date("Y-m-d");

if ($_POST["submit"] == 'SAVE') {
	//utilization entry
	if (mysql_num_rows(mysql_query("select * from $tbl where id=$id"))) {
		mysql_query("update $tbl set qty_out=$qtyout,unit='$unit',dated=now() 
		where id=$id");
		//adjust qty in category table
		mysql_query("update st_category set qty_out=qty_out-$xqtyout+$qtyout where id=$category");
		//adjust qty in subcategory table
		mysql_query("update st_subcategory set qty_out=qty_out-$xqtyout+$qtyout where id=$subcategory");
		//adjust qty in item table
		mysql_query("update st_items set qty_out=qty_out-$xqtyout+$qtyout where id=$item");
	} else {
               	mysql_query("insert into $tbl(complaint_no,item,qty_out,unit,dated) 
		values($complaintno,$item,$qtyout,'$unit',now())");
		//increase qty in category table
		mysql_query("update st_category set qty_out=qty_out+$qtyout where id=$category");
		//increase qty in subcategory table
		mysql_query("update st_subcategory set qty_out=qty_out+$qtyout where id=$subcategory");
		//increase qty in item table
		mysql_query("update st_items set qty_out=qty_out+$qtyout where id=$item");
	}
       	//send email to indentor
	$rs = mysql_query("select * from employees where emp_no=(select employee from st_complaints where complaint_no=$complaintno)");
       	if (mysql_num_rows($rs)) {
                $o = mysql_fetch_object($rs);
                $empname = $o->emp_name;
                $email = $o->email;
                //$email = 'mmishra@iiita.ac.in';
        }
        $str = "Dear Indentor ($empname)
	<br><br>	
		With reference to your Indent No. $complaintno, following items have been issued in your name recently from the central store. This is for your information and record pl.
	<br><br>
	".indent_issued($complaintno);
        if ($email) automailer($email, "Complaint Attended/Resolved", $str);
}

echo "Select Complaint No. <select name='complaint_no' onchange=\"javascript: document.location.href='?pg=$pg&complaint_no='+this.value\">
<option value=''></option>";

$rs = mysql_query("select * from st_complaints where status='Progress' order by complaint_no");
if (mysql_num_rows($rs)) {
	while ($o = mysql_fetch_object($rs)) {
        	echo "<option value='$o->complaint_no'";
	        if ($o->complaint_no == $complaintno) {
        	        echo " selected";
                	$complaintdate = $o->complaint_date;
	        	$employee = $o->employee;
        	        $problem = $o->problem;
                	$location = $o->location;
	                $technician = technician_detail($o->technician);
        	        $status = $o->status;
	        }	
        	echo ">$o->complaint_no ($o->employee => $o->location)</option>";
	}
} else {
	echo "<option value=''>No any complaint under progress</option>";
}
echo "</select><br><br>";

if ($complaintno) {
	//item list
	echo "<table width='90%' border='1' style='border-collapse: collapse'>
	<tr><th colspan='5'><h3 style='color:red'>[ Problem: $problem ]<br>
	[ User: ".employee_detail($employee).", Location: $location ]<br>
	[ Dated: $complaintdate, Technician: $technician, Status: $status ]</h3>
	Items utilized in resolving the above complaint</th></tr>
	<tr><th>No</th><th nowrap>Item Description</th><th>Qty</th><th>Status</th><th>Dated</th></tr>";

	if ($status == 'Progress') {
		//add new item
		echo "<tr><td>+</td>";
		if (!$id) {
			echo "<td><select name='category' onchange=\"javascript: document.location.href='?pg=$pg&complaint_no=$complaintno&category='+this.value\">
	        	<option value=''></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 ">$o->code</option>";
	        	}
		        echo "</select>

        		<select name='subcategory' onchange=\"javascript: document.location.href='?pg=$pg&complaint_no=$complaintno&category=$category&subcategory='+this.value\">
		        <option value=''></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 ">$o->code</option>";
	        	}
		        echo "</select>
        		
			<select name='item'>
		        <option value=''></option>";

        		$rs = mysql_query("select * from st_items where category=$category and subcategory=$subcategory order by code");
		        while ($o = mysql_fetch_object($rs)) {
        		        echo "<option value='$o->id'";
                		if ($o->id == $item) echo " selected";
	                	echo ">$o->code ($o->qty_in/$o->qty_out)</option>";
	        	}
		        echo "</select></td>
        		<td><input type='text' name='qty_out' size='5' value='$qtyout'>
			<select name='unit'>";
		
			foreach ($units as $ut) {
				echo "<option value='$ut'".($ut==$unit ? ' selected' : '').">$ut</option>";
			}
			echo "</select></td>
			<td><select name='status'>";
			foreach ($ostatuss as $st) {
				echo "<option value='$st'>$st</option>";
			}
			echo "</select></td><td>".date("Y-m-d")."</td></tr>
			<tr><th>Add</th><td colspan='4'><input type='text' name='itemadd' value='' size='50'>
			Select category, subcategory of item from above list and type item name here, if it is not listed above.</td></tr>";
		} else {
			echo "<td colspan='4'><a href='?pg=$pg&complaint_no=$complaintno&id='>item</a></td>";
		}
		echo "</tr>";

		$sr = mysql_query("select * from st_stockout where complaint_no=$complaintno order by item");
		while ($q = mysql_fetch_object($sr)) {
			$j++;
			echo "<tr>";
			if ($id == $q->id) {
				//find category and subcategory of the item
				$ps = mysql_query("select * from st_items where id=$q->item");
				if (mysql_num_rows($ps)) {
					$p = mysql_fetch_object($ps);
       					$category = $p->category;
	       				$subcategory = $p->subcategory;
				}
				//list dropdown box for selection of item
				echo "<td>$j</td>
				<td><select name='category' onchange=\"javascript: document.location.href='?pg=$pg&complaint_no=$complaintno&category='+this.value\">
				<option value=''></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 ">$o->code</option>";
				}
				echo "</select>
			
				<select name='subcategory' onchange=\"javascript: document.location.href='?pg=$pg&complaint_no=$complaintno&category=$category&subcategory='+this.value\">
				<option value=''></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 ">$o->code</option>";
				}
				echo "</select>

				<select name='item'>
				<option value=''></option>";
				
	                	$rs = mysql_query("select * from st_items where category=$category and subcategory=$subcategory order by code");
		               	while ($o = mysql_fetch_object($rs)) {
        		               	echo "<option value='$o->id'";
                		       	if ($o->id == $q->item) echo " selected";
                       			echo ">$o->code ($o->qty_in/$o->qty_out)</option>";
               			}
		               	echo "</select>
				<input type='hidden' name='id' value='$q->id'></td>
				<td><input type='text' name='qty_out' size='5' value='$q->qty_out'>
				<select name='unit'>";
		
				foreach ($units as $ut) {
					echo "<option value='$ut'".($ut==$q->unit ? ' selected' : '').">$ut</option>";
				}
				echo "</select></td>
				<td><select name='status'>";
				foreach ($ostatuss as $st) {
					echo "<option value='$st'".($q->status == $st ? ' selected' : '') .">$st</option>";
				}
				echo "</select></td>";
			} else {
				echo "<td><a href='?pg=$pg&complaint_no=$complaintno&id=$q->id'>$j</a></td><td>".item_detail($q->item)."</td>
				<td>$q->qty_out $o->unit</td><td>$q->status</td>";
			}
			echo "<td>$q->dated</td></tr>";
		}

		echo "<tr><th colspan='4'><input type='submit' name='submit' value='SAVE'></th><th>";
		if ($id) echo "<input type='submit' name='submit' value='DELETE'>";
		echo "</th></tr>";
	} else {
		echo "<tr><th colspan='5'>Current status of this complaint is '$status'. For utilization of an item, complaint must be under 'Progress'.</th><th>";
	}
}

?>
</table>
</center>