<h3>Buildings / Sites</h3>
<center>
<table width='80%' border='1' style='border-collapse: collapse'>
<tr><th>No</th><th>SiteNo</th><th>SiteType</th><th>ContactedLoad</th><th>MeterNo</th><th>InitReading</th>
<th>MeterNo+</th><th>InitReading+</th><th>Dated</th><th>Updated</th></tr>

<?php
$tbl = "el_flats";

$id = $_REQUEST["id"];
$flatno = $_POST["flatno"];
$flattype = $_POST["flattype"];
$contactedload = $_POST["contactedload"];
$meterno = $_POST["meterno"];
$reading = $_POST["reading"];
if (!$reading) $reading = 0.00;
$meterno_new = $_POST["meterno_new"];
$reading_new = $_POST["reading_new"];
if (!$reading_new) $reading_new = 0.00;
$wef_date = $_POST["wef_date"];
$dated = date("Y-m-d");

if ($_POST["submit"] == 'SAVE') {
	if (mysql_num_rows(mysql_query("select * from $tbl where id=$id"))) {
		mysql_query("update $tbl set flatno='$flatno',flattype='$flattype',contactedload=$contactedload,
		meterno='$meterno',reading=$reading,meterno_new='$meterno_new',reading_new=$reading_new,wef_date='$wef_date'
		where id=$id");
	} else {
                mysql_query("insert into $tbl(flatno,flattype,contactedload,meterno,reading,meterno_new,reading_new,wef_date,dated) 
		values('$flatno','$flattype',$contactedload,'$meterno',$reading,'$meterno_new',$reading_new,'$wef_date',now())");
	}
} else if ($_POST["submit"] == 'DELETE') {
	mysql_query("delete from $tbl where id=$id");
}

echo "<tr><td><a name='new'>New</a></td>";
if (!$id) {
        echo "<th><input type='text' name='flatno' size='10' value=''></th>
        <td><input type='text' name='flattype' size='30' value=''></td>
        <td><input type='text' name='contactedload' size='10' value=''></td>
        <td><input type='text' name='meterno' size='10' value=''></td>
        <td><input type='text' name='reading' size='10' value='0.00'></td>
        <td><input type='text' name='meterno_new' size='10' value=''></td>
        <td><input type='text' name='reading_new' size='10' value='0.00'></td>
        <td><input type='text' name='wef_date' size='10' value='$dated'>
        <input type='hidden' name='id' value='0'></td><td>$dated</td></tr>
        <tr><th colspan='10'><input type='submit' name='submit' value='SAVE'></th>";
} else {
        echo "<td colspan='9'><a href='?pg=$pg&id=#new'>Site/Flat</a></td>";
}
echo "</tr>";

//existing records
$rs = mysql_query("select *,
    	least(
      	case when locate('0', flatno)>0 then locate('0', flatno) else length(flatno)+1 end,
      	case when locate('1', flatno)>0 then locate('1', flatno) else length(flatno)+1 end,
      	case when locate('2', flatno)>0 then locate('2', flatno) else length(flatno)+1 end,
      	case when locate('3', flatno)>0 then locate('3', flatno) else length(flatno)+1 end,
      	case when locate('4', flatno)>0 then locate('4', flatno) else length(flatno)+1 end,
      	case when locate('5', flatno)>0 then locate('5', flatno) else length(flatno)+1 end,
      	case when locate('6', flatno)>0 then locate('6', flatno) else length(flatno)+1 end,
      	case when locate('7', flatno)>0 then locate('7', flatno) else length(flatno)+1 end,
      	case when locate('8', flatno)>0 then locate('8', flatno) else length(flatno)+1 end,
      	case when locate('9', flatno)>0 then locate('9', flatno) else length(flatno)+1 end) pos
  	from $tbl order by left(flatno, pos-1), mid(flatno, pos, length(flatno)-pos+1)+0");

while ($o = mysql_fetch_object($rs)) {
	$i++;
	echo "<tr><td><a name='$i' href='?pg=$pg&id=$o->id#$i'>$i</a></td>";
	if ($o->id == $id) {
		echo "<th><input type='text' name='flatno' size='10' value='$o->flatno'></th>
		<td><input type='text' name='flattype' size='30' value='$o->flattype'></td>
		<td><input type='text' name='contactedload' size='10' value='$o->contactedload'></td>
		<td><input type='text' name='meterno' size='10' value='$o->meterno'></td>
		<td><input type='text' name='reading' size='10' value='$o->reading'></td>
		<td><input type='text' name='meterno_new' size='10' value='$o->meterno_new'></td>
		<td><input type='text' name='reading_new' size='10' value='$o->reading_new'></td>
		<td><input type='text' name='wef_date' size='10' value='".($o->wef_date == '0000-00-00' ? $dated : $o->wef_date)."'>
		<input type='hidden' name='id' value='$o->id'></td><td>$dated</td></tr>
		<tr><th colspan='9'><input type='submit' name='submit' value='SAVE'></th>
		<th><input type='submit' name='submit' value='DELETE'></th>";
	} else {
		echo "<th>$o->flatno</th><td>$o->flattype</td><td>$o->contactedload</td><td>$o->meterno</td>
		<td>$o->reading</td><td>$o->meterno_new</td><td>$o->reading_new</td><td>$o->wef_date</td><td>$o->dated</td>";
	}
	echo "</tr>";

}
?>

</table>
</center>