<?
include_once($_SERVER['DOCUMENT_ROOT']."/vx/lib/xinc.php");
if(empty($user) || $guest)
{
	return false;
	exit;	
}
else
{
	$data = array();
	$errors = array();
	$grant = $_POST['grant'];
	
	$hasFavorite = $db->query("
									SELECT 
											*
									FROM grdb.grd_usa_saved_grants
									WHERE
											site_code = '$siteCode'
										AND
											client_id = '$user'
										AND
											grants_id = '$grant'
							");
							
	if(count($hasFavorite) == 0)
	{
		$db->query("
						INSERT INTO grdb.grd_usa_saved_grants
						SET
							site_code = '$siteCode',
							client_id = '$user',
							grants_id = '$grant',
							ts_added = NOW()
					");	
		$data['type'] = "added";
	}
	else
	{
		$db->query("
						DELETE FROM grdb.grd_usa_saved_grants
						WHERE
								site_code = '$siteCode'
							AND
								client_id = '$user'
							AND
								grants_id = '$grant'
					");	
		$data['type'] = "removed";
	}
	
	$hasTrending = $db->query("
									SELECT 
											*
									FROM grdb.grd_trending
									WHERE
											grants_id = '$grant'
							");
							
	if(count($hasTrending) == 0)
	{
		$db->query("
						INSERT INTO grdb.grd_trending
						SET
							grants_id = '$grant',
							rank = 1,
							datetime_entered = NOW()
					");	
	}
	else
	{
		if($hasTrending[0]['rank'] > 200)
		{
			$hasTrending[0]['rank'] = 0;
		}
		$db->query("
						UPDATE grdb.grd_trending
							SET 
								rank = '".(($hasTrending[0]['rank'] * 1) + 0.75)."'
						WHERE
								grants_id = '$grant'
					");	
	}
	
	$db->query("
					UPDATE $userDB.lc_preferences 
					SET 
						fiveStep3 = 'yes',
						fiveStep4 = 'yes'
					WHERE 
						user = '$user'
				");
					
	$data['siteCode'] = $siteCode;
	$data['user'] = $user;
	
	if(count($errors) == 0)
	{
		$data['result'] = "success";
	}
	else
	{
		$data['result'] = "failed";	
		$data['errors'] = $errors;	
	}
	echo json_encode($data);	
}
?>