<?php

require_once '../initProjeto.php';

class Conexao{

                private $host = DB_HOST;
                private $database = DB_NAME;
                private $gerenciador = DB_TYPE;
                private $user = DB_USER;
                private $password = DB_PASSWORD;
                public static $instance;
                public $conex = NULL;

        public function __construct(){
                try {
                        $strConexao =  $this->gerenciador.':dbname='.$this->database.';host='.$this->host.';';
                        $this->conex = new PDO($strConexao, $this->user, $this->password, array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8", PDO::ATTR_PERSISTENT => true) );
                } catch (PDOException $e) {

                        die('Erro na conexão com o banco de dados: ' . $e->getMessage());
                }
        }

        public function __destruct(){
                $this->conex = null;
        }

        public static function getConnection(){
                if(!self::$instance) {
                        self::$instance = new conexao();
                }

                return self::$instance->conex;
        }

        public function closeConex () {
                $this->conex = NULL;
        }
}