<?php
/**
 * Created by PhpStorm.
 * User: lucas
 * Date: 20/02/18
 * Time: 21:35
 */

namespace database\repo;


use database\core\Repo_i;

class formation extends Repo_i {

	public function create(string $label, bool $isInternal) : int{
		$st = $this->pdo->prepare("INSERT INTO Formation (labelFormation, isInternal) VALUE (:label,:isInternal);");

		$st->execute([
			"label" => $label,
			"isInternal" => $isInternal? 1 : 0
		]);

		return $this->pdo->lastInsertId();
	}

	public function exists(string $label) : int{
		$st = $this->pdo->prepare("SELECT idFormation FROM Formation WHERE labelFormation = :label");

		$st->execute([
			"label" => $label
		]);

		return $st->fetch()["idFormation"]?: 0;
	}

	public function delete(int $id) : bool{
		$st = $this->pdo->prepare("DELETE FROM Formation WHERE idFormation = :id");

		return $st->execute([
			"id" => $id
		]);
	}

	public function getStats(?int $id) :array{
		$st = $this->pdo->prepare("SELECT IFNULL(VHCours,0) VHCours, IFNULL(VHTd,0) VHTd, IFNULL(VHTp,0) VHTp, (IFNULL(VHCours,0) + IFNULL(VHTd,0) + IFNULL(VHTp,0)) VHTotal, Form.isInternal isInternal, Form.idFormation idForm, Form.labelFormation labelForm
											 FROM Formation Form
											  LEFT JOIN (SELECT IFNULL(SUM(C.volume),0) VHCours, GC.Formation_idFormation idForm FROM GroupeCours GC LEFT JOIN Cours C ON GC.Cours_idCours = C.idCours GROUP BY GC.Formation_idFormation) VHCours ON VHCours.idForm = Form.idFormation
											  LEFT JOIN (SELECT IFNULL(SUM(T.volume),0) VHTd, GTD.Formation_idFormation idForm FROM GroupeTD GTD LEFT JOIN TD T ON GTD.TD_idTD = T.idTD GROUP BY GTD.Formation_idFormation) VHTd ON VHTd.idForm = Form.idFormation
											  LEFT JOIN (SELECT IFNULL(SUM(T2.volume),0) VHTp, GTP.Formation_idFormation idForm FROM GroupeTP GTP LEFT JOIN TP T2 ON GTP.TP_idTP = T2.idTP GROUP BY GTP.Formation_idFormation) VHTp ON VHTp.idForm = Form.idFormation
											   ".($id ? " WHERE Form.idFormation = :idForm" : "")."
											");

		$st->execute($id ? ["idForm" => $id] : []);

		if($id){
			return $st->fetch() ?: [];
		}else{
			return $st->fetchAll();
		}
	}

}