<?php
$ValidAccess = 2010;
require_once("include/globals.php");


//
// Ensure that the user is logged in
//
if (SessionActive() != 1 || !UserLoggedIn()) {
   header("Location: /?action=$action&error_code=NOACCESS");
   exit();
}


// Check permissions
$AllowedUserTypes = array('SuperUser','System Administrator','Application Administrator','Administration Team','Schedule Team','Supplier');
if (checkPermission($AllowedUserTypes) != 1) {
   header("Location: /?action=$action&error_code=NOACCESS");
   return;
}


// Get parameters to script
unset($selected_supplier_num);
if (array_key_exists('selected_supplier',$_GET)) $selected_supplier_num = intval($_GET['selected_supplier']);
if (array_key_exists('selected_supplier',$_POST)) $selected_supplier_num = intval($_POST['selected_supplier']);

$selected_schedules = array();
if (array_key_exists('selected_schedules',$_GET)) $selected_schedules = $_GET['selected_schedules'];
$snums = implode(',',$selected_schedules);


$swhere = "";
if (isset($selected_supplier_num)) {
   $swhere = "AND record_num = $selected_supplier_num";
}

$Schedules = array();
$SchedulesSequence = array();
$query = "SELECT * FROM hotlunch_schedules WHERE school_num = $school_num AND record_num IN ($snums) ORDER BY end_order_datetime";
$results = db_query($query);
while ($row = db_fetch_assoc($results)) {
   $snum = $row['record_num'];
   $Schedules[$snum] = $row;
   $SchedulesSequence[] = $row;
}



for ($i = count($SchedulesSequence) - 1; $i >= 0; $i--) {
   $headings[] = $SchedulesSequence[$i]['schedule_name'];
}

$headings[] = getLanguageText('TEXT-TOTAL-ITEMS');

$headings[] = "";
$headings[] = getLanguageText('TEXT-PACKAGE-COST');
$headings[] = getLanguageText('TEXT-PACKAGE-QUANTITY');
$headings[] = getLanguageText('TEXT-TOTAL-COST');
$headings[] = getLanguageText('TEXT-PRICE');
$headings[] = getLanguageText('TEXT-TOTAL-REVENUE');
$headings[] = getLanguageText('TEXT-PROFIT');

$fname = genFileName("supplier-product-sales.csv");

// Initialize the spreadsheet document type
header('Pragma: public');
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Cache-Control: private',false);
header("Content-type: application/octet-stream; charset=utf-8");
header("Content-Disposition: attachment; filename=$fname");
header('Content-Transfer-Encoding: text');

echo("\xEF\xBB\xBF");



// Get selected supplier(s)
$suppliers = db_query("SELECT * FROM suppliers WHERE school_num = $supplier_school_num and status = 'Active' $swhere ORDER BY supplier_name");
while ($row = db_fetch_array($suppliers)) {
   extract($row);
   $supplier_num = $record_num;

   // Get supplier products
   $products = db_query("SELECT * " .
                       "FROM supplier_products " .
                       "WHERE school_num = $supplier_school_num " .
                       "AND supplier_num = $supplier_num " .
                       "AND status = 'Active' " .
                       "AND product_type = 'Product' " .
                       "ORDER BY sequence");
   $num_products = db_num_rows($results) . ' ' . getLanguageText('TEXT-PRODUCTS');

   $count = 0;
   $curr_row = $max_rows + 10;

   if ($num_products > 0) {
      echo(str_replace('"','""',$supplier_name)."\n");
      echo(",");
      for ($i = 0; $i < count($headings); $i++) {
         echo(str_replace('"','""',$headings[$i]).",");
      }
      echo("\n");

      while ($row = db_fetch_assoc($products)) {

         echo('"'.str_replace('"','""',$row['product_name']).'",');

         $product_num = $row['record_num'];
         $total = 0;

         for ($i = 0; $i < count($SchedulesSequence); $i++) {
            $snum = $SchedulesSequence[$i]['record_num'];
            $query = "SELECT sum(qty) FROM hotlunch_order_items AS hloi, hotlunch_menu_products AS hlmp, hotlunch_menu_items AS hlmi, hotlunch_menu_dates AS hlmd, hotlunch_order_header AS hloh " .
                     "WHERE hloi.school_num = $school_num " .
                     "AND hlmi.school_num = $school_num " .
                     "AND hlmd.school_num = $school_num " .
                     "AND hlmp.school_num = $school_num " .
                     "AND hloi.school_num = $school_num " .
                     "AND hloh.school_num = $school_num " .
                     "AND hloh.schedule_num = hloi.schedule_num " .
                     "AND hloi.order_num = hloh.record_num " .
                     "AND hloi.ordered_by_num = hloh.ordered_by_num " .
                     "AND hloh.status NOT IN ('Inactive','Deleted') " .
                     "AND hloi.menu_item_num = hlmp.menu_item_num " .
                     "AND hloi.active = 'Y' " .
                     "AND hlmp.supplier_product_num = $product_num " .
                     "AND hlmp.menu_item_num = hlmi.record_num " .
                     "AND hlmi.menu_num = hlmd.record_num " .
                     "AND hlmd.schedule_num = $snum";
            $qty = db_getVal($query);
            $total += $qty;

            echo("$qty,");
         }

         echo("$total,");
         echo(",");

         echo('"'.$currencySymbol.number_format($row['package_cost'],2).'",');
         echo(number_format($row['package_qty'],0).",");
         $units = intval(($total + $row['package_qty'] - 1) / $row['package_qty']);
         $cost = $units * $row['package_cost'];
         echo('"'.$currencySymbol.number_format($cost,2).'",');

         echo('"'.$currencySymbol.number_format($row['standard_online_price'],2).'",');
         $revenue = $total * $row['standard_online_price'];
         echo('"'.$currencySymbol.number_format($revenue,2).'",');

         $profit = $revenue - $cost;
         echo('"'.$currencySymbol.number_format($profit,2).'",');

         $count++;
         echo("\n");
      }
   }
   echo("\n");
}


?>