USE `vn`;

DELIMITER $$
USE `vn`$$
CREATE DEFINER=`root`@`%` PROCEDURE `item_getVisibleAvailable`(
	vItem INT,
    vDate DATE,
    vWarehouse TINYINT,
    vRefresh BOOL)
BEGIN
	DECLARE vVisibleCalc INT;
    DECLARE vAvailableCalc INT;
    DECLARE vVisibleAltillo INT;
    
    CALL cache.available_refresh(vAvailableCalc, FALSE /*vRefresh*/ , vWarehouse, vDate);
    CALL cache.visible_refresh(vVisibleCalc, FALSE,vWarehouse);
   
   SELECT visible INTO vVisibleAltillo
		FROM vn.itemShelvingStock 
        WHERE itemFk = vItem
			AND warehouseFk = vWarehouse;
   
    IF vRefresh THEN
    
		DROP TEMPORARY TABLE IF EXISTS vn2008.tmp_item;
		CREATE TEMPORARY TABLE vn2008.tmp_item
			(PRIMARY KEY (item_id))
			ENGINE = MEMORY
			SELECT vItem item_id, 0 stock, 0 visible;

		SELECT i.id, i.longName, i.box, i.typeFk, 
					i.tag5,i.value5,i.tag6,i.value6,i.tag7,i.value7,i.tag8,i.value8,
					ip.code,   ip.reserve,
					vi.visible - IFNULL(vVisibleAltillo,0) AS visible,
					av.available
			FROM vn.item i 
				LEFT JOIN vn.itemPlacement ip
					ON i.id = ip.itemFk AND ip.warehouseFk = vWarehouse
				LEFT JOIN vn2008.tmp_item v
					ON v.item_id = i.id 
				LEFT JOIN cache.available av
					 ON av.calc_id = vAvailableCalc AND av.item_id = i.id
				LEFT JOIN cache.visible vi
					 ON vi.calc_id = vVisibleCalc AND vi.item_id = i.id
				LEFT JOIN cache.stock st 
					ON st.warehouse_id = vWarehouse AND st.item_id = i.id
			WHERE (vItem IS NULL OR i.id = vItem);
		
    ELSE
    
		SELECT i.id, i.longName, i.box, i.typeFk, 
					i.tag5,i.value5,i.tag6,i.value6,i.tag7,i.value7,i.tag8,i.value8,
					ip.code,   ip.reserve,
					v.visible - IFNULL(vVisibleAltillo,0) AS visible,
					av.available
			FROM vn.item i 
				LEFT JOIN vn.itemPlacement ip
					ON i.id = ip.itemFk AND ip.warehouseFk = vWarehouse
				LEFT JOIN cache.visible v
					ON v.item_id = i.id AND v.calc_id = vVisibleCalc
				LEFT JOIN cache.available av
					ON av.item_id = i.id AND av.calc_id = vAvailableCalc
			WHERE (vItem IS NULL OR i.id = vItem);
			
	END IF;
    
END$$

DELIMITER ;
;