<?php
$ValidAccess = 2010;
include "include/globals.php";

if (array_key_exists('schedule_num', $_POST)) $schedule_num = $_POST['schedule_num'];
if (array_key_exists('menu_num', $_POST)) $menu_num = $_POST['menu_num'];

if (!isset($schedule_num) || !isset($menu_num)) {
   $form_message = "";
   $error_message = getLanguageText('ERRORMSG-MISSING-DATA');
   header("Location: /?action=schedule-reports&schedule_num=$schedule_num&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
   exit();
}


$Groups = db_query("SELECT DISTINCT menu_group FROM hotlunch_menu_items WHERE school_num = $school_num AND menu_num = $menu_num AND menu_group >= 'A'");

$numGroups = db_num_rows($Groups);
if ($numGroups == 0) {
   $form_message = "";
   $error_message = getLanguageText('ERRORMSG-NO-GROUPS-SELECTED');
   header("Location: /?action=schedule-reports&schedule_num=$schedule_num&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
   exit();
}


$Combo1 = array();
$Combo2 = array();
$Combo3 = array();

while ($row = db_fetch_assoc($Groups)) {
   extract($row);
   $entry = $_POST["group$menu_group"];
   switch ($entry) {
      case '1':
         $Combo1[] = "'$menu_group'";
         break;
      case '2':
         $Combo2[] = "'$menu_group'";
         break;
      case '3':
         $Combo3[] = "'$menu_group'";
         break;
   }
}


if (count($Combo1)) $combo1 = implode(',',$Combo1);
if (count($Combo2)) $combo2 = implode(',',$Combo2);
if (count($Combo3)) $combo3 = implode(',',$Combo3);


if (!isset($combo1) || strlen($combo1) == 0) {
   $form_message = "";
   $error_message = getLanguageText('ERRORMSG-COMBO-COMPONENT-NOT-SPECIFIED').": 1";
   header("Location: /?action=schedule-reports&schedule_num=$schedule_num&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
   exit();
}

if (!isset($combo2) || strlen($combo2) == 0) {
   $form_message = "";
   $error_message = getLanguageText('ERRORMSG-COMBO-COMPONENT-NOT-SPECIFIED').": 2";
   header("Location: /?action=schedule-reports&schedule_num=$schedule_num&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
   exit();
}

if (!isset($combo3) || strlen($combo3) == 0) {
   $form_message = "";
   $error_message = getLanguageText('ERRORMSG-COMBO-COMPONENT-NOT-SPECIFIED').": 3";
   header("Location: /?action=schedule-reports&schedule_num=$schedule_num&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
   exit();
}

$GroupBy = "1,2";
$total_col = "item_title2";


$Select = "SELECT hloi.menu_item_num AS item1, hloi2.menu_item_num AS item2";
$From   = "FROM hotlunch_order_items AS hloi, hotlunch_order_items AS hloi2";
$Where  = "WHERE hloi.school_num = $school_num " .
          "AND hloi.schedule_num = $schedule_num " .
          "AND hloi.menu_num = $menu_num " .
          "AND hloi.menu_item_num IN (SELECT record_num FROM hotlunch_menu_items WHERE school_num = $school_num AND menu_num = $menu_num AND menu_group IN ($combo1)) " .
          "AND hloi2.school_num = $school_num " .
          "AND hloi2.schedule_num = $schedule_num " .
          "AND hloi2.menu_num = $menu_num " .
          "AND hloi2.menu_item_num IN (SELECT record_num FROM hotlunch_menu_items WHERE school_num = $school_num AND menu_num = $menu_num AND menu_group IN ($combo2)) " .
          "AND hloi.order_num = hloi2.order_num ";

if (isset($combo3) && strlen($combo3)) {
   $Select .= ", hloi3.menu_item_num AS item3";
   $From   .= ", hotlunch_order_items AS hloi3";
   $Where  .= "AND hloi3.school_num = $school_num " .
              "AND hloi3.schedule_num = $schedule_num " .
              "AND hloi3.menu_num = $menu_num " .
              "AND hloi3.menu_item_num IN (SELECT record_num FROM hotlunch_menu_items WHERE school_num = $school_num AND menu_num = $menu_num AND menu_group IN ($combo3)) " .
              "AND hloi.order_num = hloi3.order_num ";
   $GroupBy = "1,2,3";
   $total_col = "item_title3";
}

$query = "$Select, COUNT(*) AS qty $From $Where GROUP BY $GroupBy";
// echo("$query\n\n");
$results = db_query($query);

$totals = array();
$data = array();

while ($row = db_fetch_assoc($results)) {
   extract($row);

   $item_title1 = db_getVal("SELECT item_title FROM hotlunch_menu_items " .
                            "WHERE school_num = $school_num " .
                            "AND menu_num = $menu_num " .
                            "AND record_num = $item1");

   $item_title2 = db_getVal("SELECT item_title FROM hotlunch_menu_items " .
                            "WHERE school_num = $school_num " .
                            "AND menu_num = $menu_num " .
                            "AND record_num = $item2");

   $item_title3 = "";
   if (isset($combo3) && strlen($combo3)) {
      $item_title3 = db_getVal("SELECT item_title FROM hotlunch_menu_items " .
                               "WHERE school_num = $school_num " .
                               "AND menu_num = $menu_num " .
                               "AND record_num = $item3");
   }

   // printf("%-60s %10d\n","$item_title1 $item_title2 $item_title3",$qty);
   $data[] = array("$item_title1 $item_title2 $item_title3",$qty);

   if (isset($totals[$$total_col])) $totals[$$total_col] += $qty;
   else $totals[$$total_col] = $qty;
}
// echo("\n");
$data[] = array();

foreach ($totals AS $key => $val) {
   // echo("$key   -> $val\n");
   $data[] = array($key,$val);
}

$fname = genFileName("menu-summary.csv");
xlsData($data,array(getLanguageText('TEXT-ITEM'),getLanguageText('TEXT-QUANTITY')),$fname);

?>