<?php
//if (!class_exists($erpModel)) {
	require_once __DIR__."/erp_model.php";
//}
class hmsModel extends erpModel {
	public function __construct() {
        // mysql connection using PDO
        try {
 		   	$this->pdo = new PDO('mysql:host=' .DB_SERVER. ';dbname=' .DB_NAME. ';charset=utf8', DB_USER, DB_PASSWD, $options);
			$this->pdo->query("use erp_hms");
		} catch (PDOException $e) {
    		die("Error!: " . $e->getMessage());
		}
   	}

    public function __destruct() {
        //print mysql_error();
        $this->dbStmt = null;
        $this->pdo = null;
	}


	//***********************************************************************
	//*							hms Dashboard data						*
	//***********************************************************************
/*
	function hmsDashboard(&$programs, &$fees, &$candidates, &$applicants, &$students, &$slidding, &$withdrawns) {
		$this->dbStmt = $this->pdo->prepare("SELECT degreeLevel,COUNT(programID) AS no FROM erp_hms.hms_programs WHERE instituteID=" .$_SESSION["instituteID"]. " GROUP BY degreeLevel");
   	    if ($this->dbStmt->execute()) {
       		$rows = $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
            $programs = $rows;
        }

		$this->dbStmt = $this->pdo->prepare("SELECT p.programCode,CASE WHEN category = '*' THEN 'All' ELSE category END AS Cat,SUM(f.feeAmount) AS amount FROM erp_hms.hms_feeheads AS f LEFT JOIN erp_hms.hms_programs AS p ON f.programID=p.programID WHERE f.accountType=1 AND f.paymentTerm<9 GROUP BY f.programID,f.category");
   	    if ($this->dbStmt->execute()) {
       		$rows = $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
            $fees = $rows;
        }
	
		return $data;
	}	

    function listBatches() {
		$this->dbStmt = $this->pdo->query("SELECT DISTINCT batchYear FROM erp_hms.hms_enrolments ORDER BY batchYear");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}


	//***********************************************************************
	//*							hms alert functions							*
	//***********************************************************************

    function saveAlert($subjectID,$message,$emailsTo,$emailsCC,$emailsBCC,$targetGroups,$schedule) {
        if ($this->pdo->query("SELECT * FROM " .$this->tableID. " WHERE alertID=" .$this->tupleID)->rowCount()) {
            $this->sqlStmt = "UPDATE " .$this->tableID. " SET subjectID=$subjectID,message='$message',emailsTo='$emailsTo',emailsCC='$emailsCC',emailsBCC='$emailsBCC',targetGroups='$targetGroups',schedule='$schedule'
            WHERE alertID=" .$this->tupleID;
            $this->pdo->exec($this->sqlStmt);
        } else{
            $this->sqlStmt = "INSERT INTO " .$this->tableID. "(subjectID,message,attachments,emailsTo,emailsCC,emailsBCC,targetGroups,schedule)
            value($subjectID,'$message','$attachments','$emailsTo','$emailsCC','$emailsBCC','$targetGroups','$schedule')";
            $this->pdo->exec($this->sqlStmt);
            $this->tupleID = $this->pdo->lastInsertId();
        }    
    }
	
    function updateAlert($alertID) {
		// reset dateXalert timestamp automatically on each update
        $this->sqlStmt = "UPDATE erp_hms.hms_autoalerts SET alertCounter=alertCounter+1 WHERE alertID=" .$alertID;
        $this->pdo->exec($this->sqlStmt);
        
	}

    function saveAlertAttachments($alertID,$attachments) {
        $this->sqlStmt = "UPDATE erp_hms.hms_autoalerts SET attachments=CONCAT(attachments, ',', '$attachments') WHERE alertID=" .$alertID;
        $this->pdo->exec($this->sqlStmt);
	}
	
    function removeAlertAttachments($alertID,$attachment) {
        $this->sqlStmt = "UPDATE erp_hms.hms_autoalerts SET attachments=REPLACE(attachments, '$attachment,', ''),attachments=REPLACE(attachments, '$attachment', '') WHERE alertID=" .$alertID;
        $this->pdo->exec($this->sqlStmt);
	}

	function enableAlert() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Enabled' WHERE alertID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function disableAlert() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Disabled' WHERE alertID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function deleteAlert() {
       	$this->sqlStmt = "DELETE FROM " .$this->tableID. " WHERE alertID=" .$this->tupleID;
       	$this->pdo->exec($this->sqlStmt);
	}
	
    function getAlert($alertID=0) {
		if ($alertID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_autoalerts WHERE alertID=$alertID");
        	$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
        }
		return $row;
    }

    function listAlerts() {        
		$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_autoalerts ORDER BY subjectID");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}
	
    function selectAlert() {
		$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_autoalerts WHERE status='Enabled' ORDER BY subjectID");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}

	// list defaulters
	//public $reminders			= [1 => 'Document overdue reminder',2 => 'Fees overdue reminder',3 => 'Mess-charge overdue reminder',4 => 'Name correction for degree',5 => 'Photo submission for degree',6 => 'Arrival plan submission for convocation']; // used to generate auto alerts (email/sms)

	function listDefaulters($programID, $subjectID=0) {
		switch ($subjectID) {
			case 1: //document overdue
				$this->dbStmt = $this->pdo->query("SELECT enrolmentNo,nameEnglish,nameHindi,e.category,e.phoneNo,e.email,x.docheadCode,d.docheadName,x.remark 
				FROM erp_hms.hms_exemptions AS x LEFT JOIN hms_docheads AS d ON x.docheadCode=d.docheadCode AND x.docheadCode NOT IN (1, 2) LEFT JOIN erp_hms.hms_enrolmentsv AS e ON x.studentID=e.studentID 
				WHERE batchYear=" .$_SESSION["batchYear"]. " AND e.programID=$programID AND e.estatus='Enrolled' AND x.docheadCode NOT IN (1,2) ORDER BY e.enrolmentNo");
				break;
			case 2: // fees overdue
				$this->dbStmt = $this->pdo->query("SELECT enrolmentNo,nameEnglish,nameHindi,e.category,e.phoneNo,e.email,docheadCode,CASE docheadCode WHEN '1' THEN 'Fees' ELSE 'Mess' END AS docheadName, x.remark 
				FROM erp_hms.hms_exemptions AS x LEFT JOIN erp_hms.hms_enrolmentsv AS e ON x.studentID=e.studentID 
				WHERE batchYear=" .$_SESSION["batchYear"]. " AND e.programID=$programID AND e.estatus='Enrolled' AND x.docheadCode='1' ORDER BY e.enrolmentNo");
				break;
			case 3: // messcharge overdue
				$this->dbStmt = $this->pdo->query("SELECT enrolmentNo,nameEnglish,nameHindi,e.category,e.phoneNo,e.email,docheadCode,CASE docheadCode WHEN '1' THEN 'Fees' ELSE 'Mess' END AS docheadName, x.remark 
				FROM erp_hms.hms_exemptions AS x LEFT JOIN erp_hms.hms_enrolmentsv AS e ON x.studentID=e.studentID 
				WHERE batchYear=" .$_SESSION["batchYear"]. " AND e.programID=$programID AND e.estatus='Enrolled' AND x.docheadCode='2' ORDER BY e.enrolmentNo");
				break;
			case 4: // name correction for degree
				$this->dbStmt = $this->pdo->query("SELECT enrolmentNo,nameEnglish,nameHindi,e.category,e.phoneNo,e.email,d.docheadName 
				FROM erp_hms.hms_exemptions AS x LEFT JOIN hms_docheads AS d on x.docheadCode=d.docheadCode LEFT JOIN erp_hms.hms_enrolmentsv AS e ON x.studentID=e.studentID 
				WHERE batchYear=" .$_SESSION["batchYear"]. " AND e.programID=$programID AND e.estatus='Enrolled' ORDER BY e.enrolmentNo");
				break;
			case 5: // photo submission for degree
				$this->dbStmt = $this->pdo->query("SELECT enrolmentNo,nameEnglish,nameHindi,e.category,e.phoneNo,e.email,d.docheadName 
				FROM erp_hms.hms_exemptions AS x LEFT JOIN hms_docheads AS d on x.docheadCode=d.docheadCode LEFT JOIN erp_hms.hms_enrolmentsv AS e ON x.studentID=e.studentID 
				WHERE batchYear=" .$_SESSION["batchYear"]. " AND e.programID=$programID AND e.estatus='Enrolled' ORDER BY e.enrolmentNo");
				break;
			case 6: // arrival plan submission for convocation
				$this->dbStmt = $this->pdo->query("SELECT enrolmentNo,nameEnglish,nameHindi,e.category,e.phoneNo,e.email,d.docheadName 
				FROM erp_hms.hms_exemptions AS x LEFT JOIN hms_docheads AS d on x.docheadCode=d.docheadCode LEFT JOIN erp_hms.hms_enrolmentsv AS e ON x.studentID=e.studentID 
				WHERE batchYear=" .$_SESSION["batchYear"]. " AND e.programID=$programID AND e.estatus='Enrolled' ORDER BY e.enrolmentNo");
				break;
			default:
				$this->dbStmt = $this->pdo->query("SELECT * 
				FROM erp_hms.hms_enrolmentsv 
				WHERE batchYear=" .$_SESSION["batchYear"]. " AND programID=$programID AND estatus='Enrolled' ORDER BY enrolmentNo");
				break;				
		}	
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}
*/

	//***********************************************************************
	//*							hms hostel functions						*
	//***********************************************************************

    function saveHostel($hostelCode,$hostelName,$hostelType,$totalFloors,$totalCapacity,$singleBedded,$doubleBedded,$tripleBedded,$apartment,$suite,$receptionNo) {
        if ($this->pdo->query("SELECT * FROM " .$this->tableID. " WHERE hostelID=" .$this->tupleID)->rowCount()) {
            $this->sqlStmt = "UPDATE " .$this->tableID. " SET hostelCode='$hostelCode',hostelName='$hostelName',hostelType='$hostelType',totalFloors=$totalFloors,totalCapacity=$totalCapacity,singleBedded=$singleBedded,doubleBedded=$doubleBedded,tripleBedded=$tripleBedded,apartment=$apartment,suite=$suite,receptionNo=$receptionNo
            WHERE hostelID=" .$this->tupleID;
            $this->pdo->exec($this->sqlStmt);
        } else{
            $this->sqlStmt = "INSERT INTO " .$this->tableID. "(hostelCode,hostelName,hostelType,totalFloors,totalCapacity,singleBedded,doubleBedded,tripleBedded,apartment,suite,receptionNo)
            value('$hostelCode','$hostelName','$hostelType',$totalFloors,$totalCapacity,$singleBedded,$doubleBedded,$tripleBedded,$apartment,$suite,$receptionNo)";
            $this->pdo->exec($this->sqlStmt);
            $this->tupleID = $this->pdo->lastInsertId();
        }
    }

	function enableHostel() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Enabled' WHERE hostelID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function disableHostel() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Disabled' WHERE hostelID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function deleteHostel() {
       	$this->sqlStmt = "DELETE FROM " .$this->tableID. " WHERE hostelID=" .$this->tupleID;
       	$this->pdo->exec($this->sqlStmt);
	}
	
    function getHostel($hostelID=0) {
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_hostels WHERE hostelID=$hostelID");
        	return $this->dbStmt->fetch(PDO::FETCH_ASSOC);
        }
    }

    function listHostels() {        
		$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_hostels ORDER BY hostelCode");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}
	
    function selectHostel() {
		$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_hostels WHERE status='Enabled' ORDER BY hostelCode");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}

/* moved to erpModel.php
    function selectHostel() {
		$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_hostels WHERE status='Enabled' ORDER BY hostelCode");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}
*/
	//***********************************************************************
	//*							hms room functions						*
	//***********************************************************************

    function saveRoom($hostelID,$floorNo,$roomNo,$roomType) {
        if ($this->pdo->query("SELECT * FROM " .$this->tableID. " WHERE roomID=" .$this->tupleID)->rowCount()) {
            $this->sqlStmt = "UPDATE " .$this->tableID. " SET hostelID=$hostelID,floorNo=$floorNo,roomNo='$roomNo',roomType=$roomType
            WHERE roomID=" .$this->tupleID;
            $this->pdo->exec($this->sqlStmt);
        } else{
            $this->sqlStmt = "INSERT INTO " .$this->tableID. "(hostelID,floorNo,roomNo,roomType)
            value($hostelID,$floorNo,'$roomNo',$roomType)";
            $this->pdo->exec($this->sqlStmt);
            $this->tupleID = $this->pdo->lastInsertId();
        }
        //echo $this->sqlStmt;
    }

	function enableRoom() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Enabled' WHERE roomID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function disableRoom() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Disabled' WHERE roomID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function deleteRoom() {
       	$this->sqlStmt = "DELETE FROM " .$this->tableID. " WHERE roomID=" .$this->tupleID;
       	$this->pdo->exec($this->sqlStmt);
	}
	
/*
    function getRoom($roomID=0) {
		if ($roomID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_rooms WHERE roomID=$roomID");
        	return $this->dbStmt->fetch(PDO::FETCH_ASSOC);
        }
    }
*/
    function listRooms($hostelID=0) {        
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_rooms WHERE hostelID=$hostelID ORDER BY floorNo,roomNo");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}
	
    function selectRoom() {
		$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_rooms WHERE status IN('Vacant','Semi-occupied') ORDER BY floorNo,roomNo");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}

    function bookRoom($hostelID, $floorNo, $roomType=2) {
    	if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT roomID FROM erp_hms.hms_rooms WHERE hostelID=$hostelID AND floorNo=$floorNo" .($roomType ? " AND roomType=$roomType" : ''). " AND status IN('Vacant', 'Semi-occupied') ORDER BY status DESC, roomID LIMIT 0,1");
			$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
			return $row['roomID'];
		}
	}

/* moved to erpModel.php
    function filterRooms($hostelID, $roomType=0) {
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_rooms WHERE hostelID=$hostelID" .($roomType ? " AND roomType=$roomType" : ''). " ORDER BY floorNo,roomNo");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}	
*/
    function listFloorRooms($hostelID, $floorNo=0, $roomType=0) {        
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_rooms WHERE hostelID=$hostelID AND floorNo=$floorNo AND roomType=$roomType ORDER BY roomNo");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}

    function listVacancys($hostelID=0) {
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT roomNo,CASE
		    WHEN roomType=2 THEN 'Double'
    		WHEN roomType=3 THEN 'Triple'
    		ELSE 'Single' END AS Type,status FROM erp_hms.hms_rooms WHERE hostelID=$hostelID AND status IN ('Vacant', 'Semi-occupied') ORDER BY roomNo");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}
	
    function listOccupancys($hostelID=0) {
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT roomNo,CASE
		    WHEN roomType=2 THEN 'Double'
    		WHEN roomType=3 THEN 'Triple'
    		ELSE 'Single' END AS Type,status FROM erp_hms.hms_rooms WHERE hostelID=$hostelID AND status IN ('Semi-occupied', 'Occupied') ORDER BY roomNo");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}
	
	//***********************************************************************
	//*							hms allocation functions					*
	//***********************************************************************

    function saveAllocation($hostelID,$floorNo,$programID) {
        $this->sqlStmt = "INSERT INTO " .$this->tableID. "(hostelID,floorNo,programID)
        value($hostelID,$floorNo,$programID)";
        $this->pdo->exec($this->sqlStmt);
    }

    function deleteAllocation() {
       	$this->sqlStmt = "DELETE FROM " .$this->tableID. " WHERE programID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
	}
	
    function getAllocation($allocationID=0) {
		if ($AllocationID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_allocations WHERE allocationID=$allocationID");
        	return $this->dbStmt->fetch(PDO::FETCH_ASSOC);
        }
    }

    function listAllocations($programID=0) {        
		if ($programID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_allocations WHERE programID=$programID ORDER BY hostelID,floorNo");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}
	
    function selectAllocation() {
		$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_allocations WHERE status='Enabled' ORDER BY allocationName");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}

	//***********************************************************************
	//*							hms warden functions						*
	//***********************************************************************

    function saveWarden($hostelID,$wardenName,$wardenEmail,$wardenMobile) {
        if ($this->pdo->query("SELECT * FROM " .$this->tableID. " WHERE wardenID=" .$this->tupleID)->rowCount()) {
            $this->sqlStmt = "UPDATE " .$this->tableID. " SET hostelID=$hostelID,wardenName='$wardenName',wardenEmail='$wardenEmail',wardenMobile='$wardenMobile'
            WHERE wardenID=" .$this->tupleID;
            $this->pdo->exec($this->sqlStmt);
        } else{
            $this->sqlStmt = "INSERT INTO " .$this->tableID. "(hostelID,wardenName,wardenEmail,wardenMobile)
            value($hostelID,'$wardenName','$wardenEmail','$wardenMobile')";
            $this->pdo->exec($this->sqlStmt);
            $this->tupleID = $this->pdo->lastInsertId();
        }
    }

	function enableWarden() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Enabled' WHERE wardenID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function disableWarden() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Disabled' WHERE wardenID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function deleteWarden() {
       	$this->sqlStmt = "DELETE FROM " .$this->tableID. " WHERE wardenID=" .$this->tupleID;
       	$this->pdo->exec($this->sqlStmt);
	}
	
    function getWarden($wardenID=0) {
		if ($wardenID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_wardens WHERE wardenID=$wardenID");
        	return $this->dbStmt->fetch(PDO::FETCH_ASSOC);
        }
    }

    function listWardens($hostelID=0) {        
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_wardens WHERE hostelID=$hostelID ORDER BY wardenName");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}
	
    function selectWarden() {
		$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_wardens WHERE status='Enabled' ORDER BY wardenName");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}

	//***********************************************************************
	//*							hms asstt functions						*
	//***********************************************************************

    function saveAsstt($hostelID,$assttName,$assttEmail,$assttMobile) {
        if ($this->pdo->query("SELECT * FROM " .$this->tableID. " WHERE assttID=" .$this->tupleID)->rowCount()) {
            $this->sqlStmt = "UPDATE " .$this->tableID. " SET hostelID=$hostelID,assttName='$assttName',assttEmail='$assttEmail',assttMobile='$assttMobile'
            WHERE assttID=" .$this->tupleID;
            $this->pdo->exec($this->sqlStmt);
        } else{
            $this->sqlStmt = "INSERT INTO " .$this->tableID. "(hostelID,assttName,assttEmail,assttMobile)
            value($hostelID,'$assttName','$assttEmail','$assttMobile')";
            $this->pdo->exec($this->sqlStmt);
            $this->tupleID = $this->pdo->lastInsertId();
        }
    }

	function enableAsstt() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Enabled' WHERE assttID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function disableAsstt() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Disabled' WHERE assttID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function deleteAsstt() {
       	$this->sqlStmt = "DELETE FROM " .$this->tableID. " WHERE assttID=" .$this->tupleID;
       	$this->pdo->exec($this->sqlStmt);
	}
	
    function getAsstt($assttID=0) {
		if ($assttID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_assistants WHERE assttID=$assttID");
        	return $this->dbStmt->fetch(PDO::FETCH_ASSOC);
        }
    }

    function listAsstts($hostelID=0) {        
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_assistants WHERE hostelID=$hostelID ORDER BY assttName");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}
	
    function selectAsstt() {
		$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_assistants WHERE status='Enabled' ORDER BY assttName");
		return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
	}

	//***********************************************************************
	//*							hms allotment functions						*
	//***********************************************************************

	function saveAllotment($hostelID,$allotteeNo,$roomID,$acCooler) {
        if ($this->pdo->query("SELECT * FROM " .$this->tableID. " WHERE allotmentID=" .$this->tupleID)->rowCount()) {
            $this->sqlStmt = "UPDATE " .$this->tableID. " SET hostelID=$hostelID,allotteeNo='$allotteeNo',roomID=$roomID,acCooler='$acCooler',loginID='" .$_SESSION['loginID']. "'
            WHERE allotmentID=" .$this->tupleID;
            $this->pdo->exec($this->sqlStmt);
        } else{
            $this->sqlStmt = "INSERT INTO " .$this->tableID. "(hostelID,allotteeNo,roomID,acCooler,loginID)
            value($hostelID,'$allotteeNo',$roomID,'$acCooler','" .$_SESSION['loginID']. "')";
            $this->pdo->exec($this->sqlStmt);
            $this->tupleID = $this->pdo->lastInsertId();
        	//echo $this->sqlStmt;
			// update room status
			if ($this->tupleID) {
				$room = $this->getRoom($roomID);
				if ($room['roomType'] == 1 || $room['roomType'] == 4 || $room['roomType'] == 5) $status = 'Occupied';
				if ($room['roomType'] == 2)	$status = ($room['status'] == 'Vacant' ? 'Semi-occupied' : 'Occupied');
				if ($room['roomType'] == 3)	{
					$allotments = $this->getAllotmentCountByRoomID($roomID);
					$status = ($room['status'] == 'Vacant' ? 'Semi-occupied' : ($allotments < 3 ? 'Semi-occupied' : 'Occupied'));
				}	
				$this->sqlStmt = "UPDATE erp_hms.hms_rooms SET status='$status'
				WHERE roomID=$roomID";
				$this->pdo->exec($this->sqlStmt);			            
			}
        }
		//echo $this->sqlStmt;
    }

    function changeAllotment($allotteeNo) {
        if ($allotteeNo) {
			$this->sqlStmt = "UPDATE " .$this->tableID. " SET allotteeNo='$allotteeNo',loginID='" .$_SESSION['loginID']. "'
			WHERE allotmentID=" .$this->tupleID;
			$this->pdo->exec($this->sqlStmt);
			//echo $this->sqlStmt;
		}
	}
	
	function enableAllotment() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Enabled' WHERE allotmentID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function disableAllotment() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Disabled' WHERE allotmentID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function deleteAllotment() {
		$allotment 	= $this->getAllotment($this->tupleID);
		$hostelID	= $allotment['hostelID'];
		$roomID		= $allotment['roomID'];
       	$this->sqlStmt = "DELETE FROM " .$this->tableID. " WHERE allotmentID=" .$this->tupleID;
       	$this->pdo->exec($this->sqlStmt);
		// update room status
		$room = $this->getRoom($roomID);
		if ($room['roomType'] == 1 || $room['roomType'] == 4 || $room['roomType'] == 5) $status = 'Vacant';
		if ($room['roomType'] == 2)	$status = ($room['status'] == 'Occupied' ? 'Semi-occupied' : 'Vacant');
		if ($room['roomType'] == 3)	{
			$allotments = $this->getAllotmentCountByRoomID($roomID);
			$status = ($room['status'] == 'Occupied' ? 'Semi-occupied' : ($allotments > 1 ? 'Semi-occupied' : 'Vacant'));
		}	
		$this->sqlStmt = "UPDATE erp_hms.hms_rooms SET status='$status'
		WHERE roomID=$roomID";
		$this->pdo->exec($this->sqlStmt);			            
	}
/*	
    function getAllotment($allotmentID=0) {
		if ($allotmentID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_allotments WHERE allotmentID=$allotmentID");
        	return $this->dbStmt->fetch(PDO::FETCH_ASSOC);
        }
    }
*/
    function listAllotments($hostelID=0) {        
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_allotments WHERE hostelID=$hostelID ORDER BY allotteeNo");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}
	
    function filterAllotments($hostelID, $roomID=0) {
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_allotments WHERE hostelID=$hostelID" .($roomID ? " AND roomID=$roomID" : ''). " ORDER BY allotteeNo");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}	

    function statusAllotment($hostelID=0) {        
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT r.floorNo,r.roomNo,r.roomType,r.status,h.hostelCode,e.nameEnglish,a.* 
			FROM erp_hms.hms_rooms AS r LEFT JOIN erp_hms.hms_hostels AS h ON r.hostelID=h.hostelID LEFT JOIN erp_hms.hms_allotments AS a ON r.roomID=a.roomID LEFT JOIN erp_aaa.aaa_enrolmentsv AS e ON a.allotteeNo=e.enrolmentNo 
			WHERE r.hostelID=$hostelID ORDER BY r.floorNo,r.roomID,a.allotteeNo ");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}


	//***********************************************************************
	//*							hms asset functions			    			*
	//***********************************************************************

    function saveAsset($allotmentID,$assetName,$description,$approxCost) {
        if ($this->pdo->query("SELECT * FROM " .$this->tableID. " WHERE assetID=" .$this->tupleID)->rowCount()) {
            $this->sqlStmt = "UPDATE " .$this->tableID. " SET allotmentID=$allotmentID,assetName='$assetName',description='$description',approxCost=$approxCost
            WHERE assetID=" .$this->tupleID;
            $this->pdo->exec($this->sqlStmt);
        } else{
            $this->sqlStmt = "INSERT INTO " .$this->tableID. "(allotmentID,assetName,description,approxCost)
            value($allotmentID,'$assetName','$description',$approxCost)";
            $this->pdo->exec($this->sqlStmt);
            $this->tupleID = $this->pdo->lastInsertId();
        }
    }

	function enableAsset() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Enabled' WHERE assetID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function disableAsset() {
        $this->sqlStmt = "UPDATE " .$this->tableID. " SET status='Disabled' WHERE assetID=" .$this->tupleID;
        $this->pdo->exec($this->sqlStmt);
    }

    function deleteAsset() {
       	$this->sqlStmt = "DELETE FROM " .$this->tableID. " WHERE assetID=" .$this->tupleID;
       	$this->pdo->exec($this->sqlStmt);
	}
	
    function getAsset($assetID=0) {
		if ($assetID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_assets WHERE assetID=$assetID");
        	return $this->dbStmt->fetch(PDO::FETCH_ASSOC);
        }
    }

    function listAssets($allotmentID=0) {        
		if ($allotmentID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_assets WHERE allotmentID=$allotmentID ORDER BY assetName");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}

    function printAssets($allotmentID=0) {        
		if ($allotmentID) {
			$this->dbStmt = $this->pdo->query("SELECT a.allotteeNo,assetName,description,approxCost,dateDeclaration FROM erp_hms.hms_assets AS s LEFT JOIN erp_hms.hms_allotments AS a ON s.allotmentID=a.allotmentID WHERE s.allotmentID=$allotmentID ORDER BY assetName");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}
		
	//***********************************************************************
	//*							hms gatepass functions			    			*
	//***********************************************************************

    function saveGatepass($allotmentID,$description,$assetIDs) {
        if ($this->pdo->query("SELECT * FROM " .$this->tableID. " WHERE passID=" .$this->tupleID)->rowCount()) {
            $this->sqlStmt = "UPDATE " .$this->tableID. " SET allotmentID=$allotmentID,description='$description'
            WHERE passID=" .$this->tupleID;
            $this->pdo->exec($this->sqlStmt);
        } else{
            $this->sqlStmt = "INSERT INTO " .$this->tableID. "(allotmentID,description)
            value($allotmentID,'$description')";
            $this->pdo->exec($this->sqlStmt);
            $this->tupleID = $this->pdo->lastInsertId();
        }
		//echo $this->sqlStmt;
		// save item list
		foreach ($assetIDs as $assetID) {
			if ($this->pdo->query("SELECT * FROM erp_hms.hms_passitems WHERE assetID=$assetID AND passID=" .$this->tupleID)->rowCount()) {
				// do nothing
				//$this->sqlStmt = "UPDATE erp_hms.hms_passitems SET assetID=$assetID
				//WHERE assetID=$assetID AND passID=" .$this->tupleID;
				//$this->pdo->exec($this->sqlStmt);
			} else {
				$this->sqlStmt = "INSERT INTO erp_hms.hms_passitems(passID,assetID)
				value(" .$this->tupleID. ",$assetID)";
				$this->pdo->exec($this->sqlStmt);
			}
		}
		//echo $this->sqlStmt;
    }

    function deleteGatepass() {
       	$this->sqlStmt = "DELETE FROM " .$this->tableID. " WHERE passID=" .$this->tupleID;
       	$this->pdo->exec($this->sqlStmt);
	}
	
    function getGatepass($passID=0) {
		if ($passID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_gatepasses WHERE passID=$passID");
        	return $this->dbStmt->fetch(PDO::FETCH_ASSOC);
        }
    }

    function listGatepasses($allotmentID=0) {        
		if ($allotmentID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_gatepasses WHERE allotmentID=$allotmentID ORDER BY dateIssue");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}

    function printGatepasses($allotmentID=0) {        
		if ($allotmentID) {
			$this->dbStmt = $this->pdo->query("SELECT allotmentID,description,dateIssue FROM erp_hms.hms_gatepasses WHERE allotmentID=$allotmentID ORDER BY dateIssue");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}
		
    function listPassitems($passID=0) {        
		if ($passID) {
			$this->dbStmt = $this->pdo->query("SELECT a.* FROM erp_hms.hms_passitems AS i LEFT JOIN erp_hms.hms_assets AS a ON i.assetID=a.assetID WHERE passID=$passID ORDER BY assetName");
			return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}

	//***********************************************************************
	//*							misc. query functions						*
	//***********************************************************************

	function getHostelIDByHostelCode($hostelCode) {
		if ($hostelCode) { 
			$this->dbStmt = $this->pdo->query("SELECT hostelID FROM erp_hms.hms_hostels WHERE hostelCode='$hostelCode'");
        	$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
		
			return $row['hostelID'];
		}
	}

/*	function getHostelCodeByHostelID($hostelID) {
		if ($hostelID) { 
			$this->dbStmt = $this->pdo->query("SELECT hostelCode FROM erp_hms.hms_hostels WHERE hostelID=$hostelID");
        	$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
		
			return $row['hostelCode'];
		}
	}
*/
	function listAllotmentsByRoomID($roomID=0) {
		if ($roomID) { // multi allotments in same room
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_allotments WHERE roomID=$roomID");
        	return $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
		}
	}

	function getAllotmentCountByRoomID($roomID=0) {
		if ($roomID) {
			$this->dbStmt = $this->pdo->query("SELECT count(allotteeNo) AS no FROM erp_hms.hms_allotments WHERE roomID=$roomID");
        	$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
			return $row['no'];
		}
	}

/* moved to erpModel.php
	function getAllotmentCountByRoomType($hostelID, $roomType) {
		if ($hostelID && $roomType) {
			$this->dbStmt = $this->pdo->query("SELECT count(a.allotteeNo) AS no FROM erp_hms.hms_allotments AS a INNER JOIN erp_hms.hms_rooms AS r ON a.roomID=r.roomID WHERE r.hostelID=$hostelID AND r.roomType=$roomType");
        	$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
			return $row['no'];
		}
	}
	function getAllotmentIDByAllotteeNo($allotteeNo='') {
		if ($allotteeNo) {
			$this->dbStmt = $this->pdo->query("SELECT allotmentID FROM erp_hms.hms_allotments WHERE allotteeNo='$allotteeNo'");
        	$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
			return $row['allotmentID'];
		}
	}
*/

	function getGatepassItemByAssetID($assetID) {
		if ($assetID) {
			$this->dbStmt = $this->pdo->query("SELECT itemID FROM erp_hms.hms_passitems WHERE assetID=$assetID");
        	$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
			return $row['itemID'];
		}
	}

	function getWardenNameByHostelID($hostelID) {
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT wardenName FROM erp_hms.hms_wardens WHERE hostelID=$hostelID");
        	$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
			return $row['wardenName'];
		}
	}

	function getAssistantNameByHostelID($hostelID) {
		if ($hostelID) {
			$this->dbStmt = $this->pdo->query("SELECT assttName FROM erp_hms.hms_assistants WHERE hostelID=$hostelID");
        	$row = $this->dbStmt->fetch(PDO::FETCH_ASSOC);
			return $row['assttName'];
		}
	}

	function getAllocationByProgramID($program) {
		if ($programID) {
			$this->dbStmt = $this->pdo->query("SELECT * FROM erp_hms.hms_allocations WHERE programID=$programID");
        	$rows = $this->dbStmt->fetchAll(PDO::FETCH_ASSOC);
			return $rows;
		}
	}

}

?>