<?php

$tbl = 'registrations';

$monthyear = $_REQUEST["monthyear"];
if (!$monthyear) $monthyear = date("Y-m");
$cal = explode("-", $monthyear);
$m = $cal[1];
$y = $cal[0];

$str = "<h3 align='left'>Health Center Summary</h3><center>
Select month <select name='monthyear' onchange=\"javascript: document.location.href='?pg=$pg&monthyear='+this.value\">";
//<option value=''></option>";
                
$rs = mysql_query("select distinct concat(year(reg_date),'-',month(reg_date)) as monthyear from registrations order by reg_date desc");
while ($o = mysql_fetch_object($rs)) {
        if (strlen($o->monthyear) == 6) $myear = str_replace("-","-0",$o->monthyear);
        else $myear = $o->monthyear;
        $str .=  "<option value='$myear'". ($myear == $monthyear ? " selected" : ''). ">$myear</option>";
}
$str .= "</select>
<table style='font-size:x-small; border-collapse: collapse' border='1' width='90%'>
<tr valign='top'>";

$heads = array('Registration For','Registration By','Pathology Tests By','Patients','Batch','Course','Gender','Hostel','BG');

$sqls = array("select concat(dr_name,', ',specialization) as doctor,count(reg_no) as patients 
	from registrations as a, doctors as b 
	where a.dr_id=b.dr_id and reg_date like '$monthyear%' group by a.dr_id",
	"select concat(ph_name,', ',specialization) as staff,count(reg_no) as patients 
	from registrations as a, staffs as b 
	where a.login_id=b.ph_id and reg_date like '$monthyear%' group by a.login_id",
        "select concat(ph_name,', ',specialization) as staff,count(distinct reg_no) as patients 
        from phresults as a, staffs as b    
        where a.login_id=b.ph_id and test_date like '$monthyear%' group by a.login_id",
	"select pat_group as Category,count(reg_no) as patients 
	from registrations 
	where reg_date like '$monthyear%' group by pat_group",
        "select year as batch,count(reg_no) as patients
        from students as a,registrations as b
        where a.roll_no=b.pat_id and reg_date like '$monthyear%' group by year",
	"select course_name,count(reg_no) as patients 
	from students as a,registrations as b
	where a.roll_no=b.pat_id and reg_date like '$monthyear%' group by course_name",
	"select gender,count(reg_no) as patients     
        from students as a,registrations as b
        where a.roll_no=b.pat_id and reg_date like '$monthyear%' group by gender",
	"select hostel_no,count(reg_no) as patients     
        from students as a,registrations as b
        where a.roll_no=b.pat_id and reg_date like '$monthyear%' group by hostel_no",
	"select bg as blood_group,count(reg_no) as patients     
        from students as a,registrations as b
        where a.roll_no=b.pat_id and reg_date like '$monthyear%' group by bg");

$cols = 3;
$colw = 100/$cols;
$no = 0;
foreach ($sqls as $sql) {
        $str .= "<td width='$colw%' align='center'><b>".$heads[$no]."</b><br>";
        $no++;
		$tno = 0;
       	$rs = mysql_query($sql);
       	if (mysql_num_rows($rs)) {
			$colHeads = mysql_num_fields($rs);

			$str .= "<table style='font-size:x-small; border-collapse: collapse' border='1' width='99%'>
			<tr>";
			for ($i=0; $i < $colHeads; $i++) { // Header
				$str .= "<th>".ucwords(str_replace("_"," ",mysql_field_name($rs, $i)))."</th>";
			}
			$str .= "</tr>";
               	
			$j = 0;
			while ($row = mysql_fetch_row($rs)) { //data
				$j++;
				$str .= "<tr><td>".implode($row,'</td><td>')."</td></tr>\n";
				$tno = $tno + $row[1];
			}
			$str .= "<tr><th>Total</th><th>$tno</th></tr></table><br>";
       	} else {
        	$str .= "---";      	
	}
	$str .= "</td>";
	$k++;
	if ($k % $cols == 0) $str .= "</tr><tr valign='top'>";
}

$i = 0;
$str .= "</tr></table>";

echo $str;
?>