<?
if(!CModule::IncludeModule("iblock") || !CModule::IncludeModule('highloadblock'))
	return;
use Bitrix\Highloadblock\HighloadBlockTable as HLBT;
class Counter
{
	static public $classId = 7;
	static public $class = null;
	static public $statusList = null;
	public static function GetEntityClass($id)
	{
		$hlblock = HLBT::getById($id)->fetch();   
		$entity = HLBT::compileEntity($hlblock);
		return $entity->getDataClass();
	}
	public static function GetClass()
	{
		if(!static::$class)
			static::$class = Counter::GetEntityClass(static::$classId);
		return static::$class;
	}
	public static function AddValue($object_id, $date, $value)
	{
		$class = static::GetClass();
		$row = $class::getList(['select' => ['*'], 'order' => ['UF_DATE' => 'ASC'], 'filter' => ['UF_OBJECT' => $object_id, 'UF_DATE' => $date], 'limit' => 1])->fetch();
		
		$data =
		[
			'UF_OBJECT' => $object_id,
			'UF_DATE' => $date,
			'UF_VALUE' => $value,
		];
		if($row)
			$result = $class::update($row['ID'], $data);
		else
			$result = $class::add($data);
		if($result->isSuccess())
			return $result->getId();
		return 0;
	}
	public static function GetLastValue($object_id)
	{
		$class = static::GetClass();
		$row = $class::getList(['select' => ['*'], 'order' => ['UF_DATE' => 'DESC'], 'filter' => ['UF_OBJECT' => $object_id], 'limit' => 1])->fetch();
		if($row)
			return $row['UF_DATE'];
		return null;
	}
	public static function GetGraph($object_id)
	{
		$class = static::GetClass();
		$rows = $class::getList(['select' => ['*'], 'order' => ['UF_DATE' => 'ASC'], 'filter' => ['UF_OBJECT' => $object_id], 'limit' => 11]);
		$res = ['tips' => [], 'values' => [], 'labels' => []];
		$val = 0;
		$vals = [];
		$date = '';
		$i = 0;
		while($row = $rows->fetch())
		{
			$vals = ['x' => MakeTimeStamp($row['UF_DATE']), 'y' => ((float)$row['UF_VALUE'] - $val)];
			$date = ConvertDateTime($row['UF_DATE'], 'DD.MM');
			if($i == 0)
			{
				++$i;
				$val = (float)$row['UF_VALUE'];
				continue;
			}
			$res['tips'][] = 'Показания: ' . $row['UF_VALUE'];
			if($val == 0)
				$res['values'][] = 0;
			else
				$res['values'][] = $vals;
			$val = (float)$row['UF_VALUE'];
			$res['labels'][] = ConvertDateTime($row['UF_DATE'], 'DD.MM');
			++$i;
		}
		if($i == 1)
			$res = ['tips' => ['Начальные показания: ' . $val], 'values' => [$vals], 'labels' => [$date]];
		return $res;
	}
	public static function SetCheckDate($object_id, $type, $date_last, $date_next)
	{
		$date_last = $date_last ? $date_last : null;
		$date_next = $date_next ? $date_next : null;
		if($type == 0)
		{
			CIBlockElement::SetPropertyValuesEx($object_id, false, array('DATE_SIGNAL_LAST' => $date_last));
			CIBlockElement::SetPropertyValuesEx($object_id, false, array('DATE_SIGNAL_NEXT' => $date_next));
		}
		else if($type == 1)
		{
			CIBlockElement::SetPropertyValuesEx($object_id, false, array('DATE_MAP_LAST' => $date_last));
			CIBlockElement::SetPropertyValuesEx($object_id, false, array('DATE_MAP_NEXT' => $date_next));
		}
		else if($type == 2)
		{
			CIBlockElement::SetPropertyValuesEx($object_id, false, array('DATE_COUNTER_LAST' => $date_last));
			CIBlockElement::SetPropertyValuesEx($object_id, false, array('DATE_COUNTER_NEXT' => $date_next));
		}
	}
	public static function GetList($object_id)
	{
		$class = static::GetClass();
		$rows = $class::getList(['select' => ['*'], 'order' => ['UF_DATE' => 'ASC'], 'filter' => ['UF_OBJECT' => $object_id]]);
		$res = [];
		$val = 0;
		while($row = $rows->fetch())
		{
			$res[]= ['id' => $row['ID'], 'date' => ConvertDateTime($row['UF_DATE'], 'DD.MM.YYYY'), 'value' => $row['UF_VALUE'], 'delta' => ($val ? ((float)$row['UF_VALUE'] - $val) : 0)];
			$val = (float)$row['UF_VALUE'];
		}
		$res = array_reverse($res);
		return $res;
	}
	public static function EditRecord($id, $date, $value)
	{
		$class = static::GetClass();
		$data =
		[
			'UF_DATE' => $date,
			'UF_VALUE' => $value,
		];
		$result = $class::update($id, $data);
		return $result->isSuccess();
	}
	public static function DeleteRecord($id)
	{
		$class = static::GetClass();
		$result = $class::delete($id);
		return $result->isSuccess();
	}
};