<?php
/**
 * Created by Pensare Software.
 * User: Theo Weijmer
 * Date: 13/04/2018
 * Time: 14:27
 */

class ReservationTotals {

    public static function fire()
    {
        // UNION ALL wordt gebruikt voor een full outer join
        $sql = "SELECT		PRJ.id AS projectID, external_id AS externalID, 
							PRJ.projectname,
                            COALESCE(fromreservation, 0) AS fromreservation,
                            COALESCE(Q5.costs, 0) AS costs, COALESCE(reservation, 0) AS reservation, 
                            COALESCE(payed, 0) AS payed, (COALESCE(reservation, 0) - COALESCE(fromreservation, 0)) AS saldo, 
                            (COALESCE(Q5.costs, 0) - COALESCE(payed, 0)) AS saldoToPay, PRJ.projectnumber, EXT.contactperson,
                            ROUND(( (OFF.costs * (100 + (SELECT      vatrate 
														  FROM        vats          VTS
															JOIN      projects      P
															ON        VTS.id = P.vat_id
														  WHERE       P.id = PRJ.id  LIMIT 1))) / 100 ), 0) other_revenue
                FROM		(
                            SELECT 		COALESCE(reservation, 0) AS reservation, costs, payed, Q2.external_id, Q2.project_id, 
                                        IF(from_reservation = 'T', payed, 0) fromreservation
                            FROM		(
                                        SELECT 		SUM(reservationamount) AS reservation, external_id, project_id
                                        FROM 		reservations
                                        GROUP BY 	external_id, project_id
                                        ) Q1
                                RIGHT JOIN 	
                                        (
                                        SELECT 		SUM(costs) AS costs, SUM(payed) AS payed, external_id, project_id, from_reservation
                                        FROM 		projectcosts
                                        GROUP BY	external_id, project_id
                                        ) Q2
                                ON 		Q1.external_id = Q2.external_id AND Q1.project_id = Q2.project_id
                            UNION ALL
                            SELECT 		reservation, COALESCE(costs, 0), COALESCE(payed, 0), Q3.external_id, Q3.project_id, 
                                        IF(from_reservation = 'T', payed, 0) fromreservation
                            FROM		(
                                        SELECT 		SUM(reservationamount) AS reservation, external_id, project_id
                                        FROM 		reservations
                                        GROUP BY 	external_id, project_id
                                        ) Q3
                                LEFT JOIN 	
                                        (
                                        SELECT 		SUM(costs) AS costs, SUM(payed) AS payed, external_id, project_id, id, from_reservation
                                        FROM 		projectcosts
                                        GROUP BY	external_id, project_id
                                        ) Q4
                                ON 		Q3.external_id = Q4.external_id AND Q3.project_id = Q4.project_id
                            WHERE 		Q4.id IS NULL
                            ) Q5
                    RIGHT JOIN 	projects		PRJ
                    ON 		PRJ.id = Q5.project_id
                    LEFT JOIN    offers          OFF
                    ON      PRJ.id = OFF.project_id 
                    LEFT JOIN 	externals		EXT
                    ON 		EXT.id = Q5.external_id
             WHERE 	OFF.costs > 0
             	AND PRJ.archive = 'F'";

        return $sql;
    }

}