<?php
//show page head
include "report_header.inc";
$item_type = $_REQUEST["item_type"];
$submit = $_POST["submit"];
$financial_year = $_REQUEST["financial_year"];
$fyear = (date("Y") - 1) . "-" . date("Y");
if ($financial_year == "") $financial_year = $fyear;
$date1 = substr($financial_year,0,4) . "-04-01";
$date2 = substr($financial_year,5,4) . "-03-31";

echo "<center><font color='red' size='+1'>Balance Sheet</font></center>";
echo "<div align='left'> Financial Year ";
echo "<select name='financial_year' onchange=\"javascript:document.location.href='" . $_SERVER["SCRIPT_NAME"] . "?item_type=$item_type&financial_year=' + this.value\">";

$rs = mysql_query("select financial_year from balance_sheet group by financial_year", $con);
while ($o = mysql_fetch_object($rs)){
  $financial_year1 = $o->financial_year;
  echo "<option value='$financial_year1'";
  if ($financial_year1 == $financial_year) echo " selected";
  echo ">$financial_year1</option>";
}
//echo "<option value='$fyear'>$fyear</option>";
//echo "<option value='2002-2003'>2002-2003</option>";
echo "</select>";
echo " ($date1 - $date2) </div>";

//delete old records
$rrs = mysql_query("delete from balance_sheet where financial_year='$financial_year'",$con);

echo "<table width='100%' border='1' cellspacing='0' cellpadding='1' bordercolordark='white' bordercolor='black' frame='box' id='id4'>";
echo "<tr><th rowspan='3'>Sr.</th><th rowspan='3'>Item</th><th rowspan='2' colspan='2'>Opening<br>Balance</th><th rowspan='2' colspan='2'>Total<br>Purchase</th><th colspan='8'>Consumption</th><th rowspan='2' colspan='2'>Closing<br>Balance</th></tr>";
echo "<tr><th colspan='2'>Fabrication</th><th colspan='2'>Replacement</th><th colspan='2'>Upgradation</th><th colspan='2'>Project</th></tr>";
echo "<tr><th>Qty</th><th>Value</th><th>Qty</th><th>Value</th><th>Qty</th><th>Value</th><th>Qty</th><th>Value</th><th>Qty</th><th>Value</th><th>Qty</th><th>Value</th><th>Qty</th><th>Value&nbsp;</th></tr>";

$toqty=0; $toval=0; $tpqty=0; $tpval=0; $tfqty=0; $tfval=0; $tuqty=0; $tuval=0; $trqty=0; $trval=0; $tjqty=0; $tjval=0; $tcqty=0; $tcval=0;

$brs = mysql_query("select * from balance_sheet where item_type='$item_type' and financial_year='$financial_year' order by item", $con);
if (!mysql_num_rows($brs)){
  $sql1 = "select row_id,name from category_master where item_type='$item_type' order by name";
  $rs1 = mysql_query($sql1, $con);
  if(!$rs1) echo sql_error();
  while ($qd1 = mysql_fetch_array($rs1)){
    $cat_code = $qd1["row_id"];
    $item = $qd1["name"];
    
    //opening balance stock qty - stock on date1 means received before date1 and either in stock or issued after date2
    $sql2 = "select pm.row_id as parts_code,im.unit_price,pm.status,im.receive_date from parts_master pm left join item_master im on pm.item_code=im.row_id where category_code=$cat_code and im.receive_date<='$date2'";
    $rs2 = mysql_query($sql2, $con);
    if(!$rs2) echo sql_error();
    $oqty=0; $oval=0; $pqty=0; $pval=0; $fqty=0; $fval=0; $uqty=0; $uval=0; $rqty=0; $rval=0; $jqty=0; $jval=0; $cqty=0; $cval=0;
    //iterate through the parts list
    while ($qd2 = mysql_fetch_array($rs2)){
      $parts_code = $qd2["parts_code"];
      $status = $qd2["status"];
      $uprice = $qd2["unit_price"];
      $receive_date = $qd2["receive_date"];
      if ($uprice == "") $uprice = 0;
      //issued items
      if ($status == "issued"){
        $sql3 = "select * from parts_issued where parts_code=$parts_code";
        $rs3 = mysql_query($sql3, $con);
        if(!$rs3) echo sql_error();
        //check issue date which must > date1
        if (mysql_num_rows($rs3)){
          $qd3 = mysql_fetch_array($rs3);
          $issue_date = $qd3["issue_date"];
          $used_for = $qd3["issue_for"];
          $issued = "true";
        }else{
          $sql4 = "select * from pc_configuration where parts_code=$parts_code";
          $rs4 = mysql_query($sql4, $con);
          if(!$rs4) echo sql_error();
          if (mysql_num_rows($rs4)){
            $qd4 = mysql_fetch_array($rs4);
            $issue_date = $qd4["issue_date"];
            $used_for = $qd4["used_for"];
            $issued = "true";
          }
        }
        if ($issue_date>$date2){
          $oqty++; $oval += $uprice;
          $toqty += $oqty; $toval += $oval;
          //closing balance for current financial year consumption in next year
          $cqty++; $cval += $uprice;
          $tcqty += $cqty; $tcval += $cval;
        }else{
          //items purchased between date1 and date2
          if ($receive_date<='$date1' and $receive_date>='$date2'){
            $pqty++; $pval += $uprice;
            $tpqty += $pqty; $tpval += $pval;
          }
          $issued="false";
          //opening balance items purchased before date1
          if ($receive_date<$date1){ 
            switch ($status){
              case "issued":
                if ($issue_date<$date1){
                  //previous financial year data
                }else if ($issue_date>=$date1){
                  //purchased before date1 but used after date1
                  $oqty++; $oval += $uprice;
                  $toqty += $oqty; $toval += $oval;
	          $issued="true";
                }
                break;
	      case "old":
	      case "new":
              case "reserved":
	        $oqty++; $oval += $uprice;
                $toqty += $oqty; $toval += $oval;
                //unused so closing balanace for this financial year
                $cqty++; $cval += $uprice;
                $tcqty += $cqty; $tcval += $cval;
                break;
            }
          }else if ($receive_date<=$date2){//>date1
            switch ($status){
              case "issued":
	        if ($issue_date<$date2){
                  //current financial year consumption
	          $issued="true";
                }else{//next financial year consumption
                  //purchased after date1 but before date2 and used after date2
                  $cqty++; $cval += $uprice;
                  $tcqty += $cqty; $tcval += $cval;
                }
                break;
              case "old":
              case "new":
              case "reserved":
                $cqty++; $cval += $uprice;
                $tcqty += $cqty; $tcval += $cval;
                break;
            }
          } 
          //consumption during date1 and date2
          //check the issue date
          if ($issued == "true"){
            switch ($used_for){
              case "fabrication":
                $fqty++; $fval += $uprice;
                $tfqty += $fqty; $tfval += $fval;
                break;
              case "upgradation":
                $uqty++; $uval += $uprice;
                $tuqty += $uqty; $tuval += $uval;
                break;
              case "replacement":
                $rqty++; $rval += $uprice;
                $trqty += $rqty; $trval += $rval;
                break;
              default:
                $jqty++; $jval += $uprice;
                $tjqty += $jqty; $tjval += $jval;
                break;
            }
          }	
        }
      }else{
        //$oqty++; $oval += $uprice;
        //$toqty += $oqty; $toval += $oval;
        //$cqty++; $cval += $uprice;
        //$tcqty += $cqty; $tcval += $cval;
      }
    }
    $rrs = mysql_query("insert into balance_sheet (financial_year,item,item_type,opening_stock,opening_value,purchased_stock,purchased_value,fabricated_stock,fabricated_value,upgraded_stock,upgraded_value,replaced_stock,replaced_value,project_stock,project_value,closing_stock,closing_value) values('$financial_year','$item','$item_type',$oqty,$oval,$pqty,$pval,$fqty,$fval,$uqty,$uval,$rqty,$rval,$jqty,$jval,$cqty,$cval)",$con);
  if (!$rrs) echo mysql_error();
  }
}
$oqty=0; $oval=0; $pqty=0; $pval=0; $fqty=0; $fval=0; $uqty=0; $uval=0; $rqty=0; $rval=0; $jqty=0; $jval=0; $cqty=0; $cval=0;
$toqty=0; $toval=0; $tpqty=0; $tpval=0; $tfqty=0; $tfval=0; $tuqty=0; $tuval=0; $trqty=0; $trval=0; $tjqty=0; $tjval=0; $tcqty=0; $tcval=0;
$brs = mysql_query("select * from balance_sheet where financial_year='$financial_year' and item_type='$item_type' order by item", $con); 
while ($o = mysql_fetch_object($brs)){
  $item = $o->item;
  $oqty = $o->opening_stock; $oval = $o->opening_value;
  $toqty += $oqty; $toval += $oval;
  $pqty = $o->purchased_stock; $pval = $o->purchased_value;
  $tpqty += $pqty; $tpval += $pval;
  $fqty = $o->fabricated_stock; $fval = $o->fabricated_value;
  $tfqty += $fqty; $tfval += $fval;
  $rqty = $o->replaced_stock; $rval = $o->replaced_value;
  $trqty += $rqty; $trval += $rval;
  $uqty = $o->upgraded_stock; $uval = $o->upgraded_value;
  $tuqty += $uqty; $tuval += $uval;
  $jqty = $o->project_stock; $jval = $o->project_value;
  $tjqty += $jqty; $tjval += $jval;
  $cqty = $o->closing_stock; $cval = $o->closing_value;
  $tcqty += $cqty; $tcval += $cval;

  $i++; 
  //show figures
  echo "<tr><td>$i</td><td>$item</td>";
  echo "<td align='right'>$oqty</td><td align='right'>$oval</td><td align='right'>$pqty</td><td align='right'>$pval</td>";
  echo "<td align='right'>$fqty</td><td align='right'>$fval</td><td align='right'>$rqty</td><td align='right'>$rval</td><td align='right'>$uqty</td><td align='right'>$uval</td><td align='right'>$jqty</td><td align='right'>$jval</td>";
  echo "<td align='right'>$cqty</td><td align='right'>$cval&nbsp;</td></tr>";
}
echo "<tr><td></td><td align='right'><b>Total</b></td><td align='right'>$toqty</td><td align='right'>Rs.$toval.00</td><td align='right'>$tpqty</td><td align='right'>Rs.$tpval.00</td><td align='right'>$tfqty</td><td align='right'>Rs.$tfval.00</td><td align='right'>$trqty</td><td align='right'>Rs.$trval.00</td><td align='right'>$tuqty</td><td align='right'>Rs.$tuval.00</td><td align='right'>$tjqty</td><td align='right'>Rs.$tjval.00</td><td align='right'>$tcqty</td><td align='right'>Rs.$tcval.00&nbsp;</td></tr>";
echo "</table>";
echo '<p><p><input type="submit" name="submit" value="PRINT" onclick="window.print()">';

include "report_footer.inc";
?>