-- Clientes consolidados por año con ventas y devoluciones

-- Instrucciones de uso:
-- mysql --defaults-file=$HOME/.my_comercial_consultas.cnf < YEARLY-Customers_per_calendar_year.sql > ../Agofer_Customers_per_year_CY$(date +%Y --date="last year").csv

SELECT c.id_cliente AS Customer_Id,
	c.nombre_cliente AS Customer,
	SUM(dvi.valor) AS Net_Sales

FROM documento_ventas dv
	JOIN documento_ventas_has_item dvi
		USING ( id_documento,id_sucursal )
	LEFT JOIN cliente_has_sucursal c
		USING ( id_cliente,id_sucursal )
	JOIN sucursal su
		USING ( id_sucursal )

WHERE (LEFT(dv.id_documento,2) = 'DV' OR
         LEFT(dv.id_documento,2) = 'EF' OR
         LEFT(dv.id_documento,1) = 'F')
	AND NOT (dv.id_cliente LIKE "999")
	AND YEAR(dv.fecha) = YEAR(now())-1

GROUP BY Customer_Id

HAVING Net_Sales > (5000 * 2392)
AND LENGTH(Customer_Id) > 3

ORDER BY Net_Sales DESC