<?php
include ("class.ReceiptItems.php");

/**
 * Klasa reprezentująca paragon
 *
 * @author Krzysztof Raciniewski
 *        
 */
class Receipt {
	
	/**
	 * Pobiera jeden paragon o unikalnym identyfikatorze ID
	 *
	 * @param $id -
	 *        	identyfikator paragonu
	 */
	public static function getById($id) {
		$db = $GLOBALS ['db'];
		$query = "SELECT * FROM ecmreceipts WHERE id='$id'";
		$result = $db->query ( $query );
		$receiptData = $result->fetch_assoc ();
		$receiptData ["items"] = ReceiptItems::getByReceiptId ( $id );
		$receiptData ["account"] = Account::getByInvoiceId ( $id );
		return $receiptData;
	}
	
	/**
	 * Pobiera wszystkie paragony z podanego przedziału dat
	 *
	 * @param $date_from -
	 *        	data od( w formacie YYYY-mm-dd )
	 * @param $date_to -
	 *        	data do( w formacie YYYY-mm-dd )
	 * @param $type -
	 *        	typ paragonu(normal/correct)
	 */
	public static function getBetweenDate($date_from, $date_to, $type, $contractorId) {
		$db = $GLOBALS ['db'];
		$query = "SELECT * FROM ecmreceipts 
				  WHERE date_entered >= '$date_from' 
				  AND date_entered <='$date_to'
			      AND type LIKE '$type' AND deleted=0 ";
		
		if (! empty ( $contractorId )) {
			$query .= " AND parent_id = '" . $contractorId . "'";
		}
		
		$result = $db->query ( $query );
		
		$receiptsArray = array ();
		while ( $receiptData = $result->fetch_assoc () ) {
			// Formatowanie dat zgodnie z datą systemową
			$date = new DateTime ( $receiptData ["register_date"] );
			$receiptData ["register_date"] = $date->format ( 'd.m.Y' );
			$date = new DateTime ( $receiptData ["sell_date"] );
			$receiptData ["sell_date"] = $date->format ( 'd.m.Y' );
			$receiptData ["items"] = ReceiptItems::getByReceiptId ( $receiptData ["id"] );
			$receiptData ["account"] = Account::getByAccountId ( $receiptData ["parent_id"] );

			// Mnożę odpowiednie sumy przez currency_value
			Invoice::multiplyValuesByCurrencyValue ( $receiptData );
			
			// Obliczam wysokość VAT i sumę netto
			$receiptData ["netto0"] = Receipt::getNetto ( $receiptData ["vats_summary"], "0%", $receiptData["currency_value"]);
			$receiptData ["netto7"] = Receipt::getNetto ( $receiptData ["vats_summary"], "7%", $receiptData["currency_value"]);
			$receiptData ["netto8"] = Receipt::getNetto ( $receiptData ["vats_summary"], "8%", $receiptData["currency_value"]);
			$receiptData ["netto22"] = Receipt::getNetto ( $receiptData ["vats_summary"], "22%", $receiptData["currency_value"]);
			$receiptData ["netto23"] = Receipt::getNetto ( $receiptData ["vats_summary"], "23%", $receiptData["currency_value"]);
				
			$receiptData ["vat0"] = Receipt::getVat ( $receiptData ["vats_summary"], "0%", $receiptData["currency_value"]);
			$receiptData ["vat7"] = Receipt::getVat ( $receiptData ["vats_summary"], "7%", $receiptData["currency_value"]);
			$receiptData ["vat8"] = Receipt::getVat ( $receiptData ["vats_summary"], "8%", $receiptData["currency_value"]);
			$receiptData ["vat22"] = Receipt::getVat ( $receiptData ["vats_summary"], "22%", $receiptData["currency_value"]);
			$receiptData ["vat23"] = Receipt::getVat ( $receiptData ["vats_summary"], "23%", $receiptData["currency_value"]);
			
			// Wyliczam marżę dla paragonu( nie ma to chyba sensu, ale ... :D )
			$receiptData["margin"] = ($receiptData['total_netto'] - $receiptData['purchase_price'])/($receiptData['total_netto'])*100;
			
			if ($type == "correct") {
				$receiptData ["showType"] = "PRK";
				$receiptData ["marginInPercent"] = 0;
				$receiptData ["margin"] = 0;
			} else {
				$receiptData ["showType"] = "PR";
				$receiptData ["marginInPercent"] = ($receiptData ['total_netto'] - $receiptData ['purchase_price']) / ($receiptData ['total_netto']) * 100;
				$receiptData ["margin"] = $receiptData ['total_netto'] - $receiptData ['purchase_price'];
			}
			
			// Jeżeli koszt własny na fakturze jest zerem albo nulem
			if ($receiptData ["purchase_price"] == NULL || $receiptData ["purchase_price"] == "") {
				$receiptData ["purchase_price"] = "0.00";
			}
			array_push ( $receiptsArray, $receiptData );
		}
		
		return $receiptsArray;
	}

	
	/**
	 * Funkcja wyciąga netto z bazy( w bazie zapisane jest to w formacie: 23%:2000.00:460.00:2460.00 )
	 * @param unknown $formatted_string
	 * @param unknown $param_vat
	 * @param unknown $currency_value
	 * @return Ambigous <NULL, unknown>
	 */
	public static function getNetto($formatted_string, $param_vat, $currency_value) {
		$return = NULL;
		$vats = explode( ";" , $formatted_string);
		foreach( $vats as $vat ) {
			$split_values = explode( ":" , $vat );
			if( $split_values[0] == $param_vat ) {
				// Ceny na itemach wymagają przemnożenia przez kurs walutowy
				($currency_value == NULL || $currency_value == "") ? $currency_value = 1 : $currency_value = $currency_value;
				$return = $split_values[1] * $currency_value;
			}
		}
		
		return $return;
	}
	
	/**
	 * Funkcja wyciąga vat z bazy( w bazie zapisane jest to w formacie: 23%:2000.00:460.00:2460.00 )
	 * @param unknown $formatted_string
	 * @param unknown $param_vat
	 * @param unknown $currency_value
	 * @return Ambigous <NULL, unknown>
	 */
	public static function getVat($formatted_string, $param_vat, $currency_value) {
		$return = NULL;
		
		$vats = explode( ";" , $formatted_string);
		foreach( $vats as $vat ) {
			$split_values = explode( ":" , $vat );
			if( $split_values[0] == $param_vat ) {
				// Ceny na itemach wymagają przemnożenia przez kurs walutowy
				($currency_value == NULL || $currency_value == "") ? $currency_value = 1 : $currency_value = $currency_value;
				$return = $split_values[2] * $currency_value;
			}
		}

		return $return;
	}
}

?>