-- phpMyAdmin SQL Dump
-- version 5.2.0
-- https://www.phpmyadmin.net/
--
-- Host: 127.0.0.1
-- Tempo de geração: 06-Mar-2026 às 19:12
-- Versão do servidor: 10.4.24-MariaDB
-- versão do PHP: 8.1.6

SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
START TRANSACTION;
SET time_zone = "+00:00";


/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
/*!40101 SET NAMES utf8mb4 */;

--
-- Banco de dados: `criabanco`
--

DELIMITER $$
--
-- Procedimentos
--
CREATE DEFINER=`root`@`localhost` PROCEDURE `verificaativohelomaria` (IN `$idmac` VARCHAR(17), OUT `$ativo` BOOLEAN)   BEGIN
select ativo into $ativo from machelomaria
WHERE	idmachelomaria=$idmac;

END$$

CREATE DEFINER=`root`@`localhost` PROCEDURE `verificalimitehelomaria` (IN `$idmac` VARCHAR(17), OUT `$limite` INT, OUT `$contador` INT)   BEGIN
SELECT	limite INTO $limite
FROM	machelomaria
WHERE	idmachelomaria=$idmac;
SELECT	contador into $contador
FROM	machelomaria
WHERE	idmachelomaria=$idmac;
END$$

DELIMITER ;

-- --------------------------------------------------------

--
-- Estrutura da tabela `leiturahelomaria`
--

CREATE TABLE `leiturahelomaria` (
  `idleiturahelomaria` int(10) UNSIGNED NOT NULL,
  `machelomaria_idmachelomaria` varchar(50) NOT NULL,
  `dataleitura` date DEFAULT NULL,
  `horaleitura` time DEFAULT NULL,
  `umidade` double DEFAULT NULL,
  `temperatura` double DEFAULT NULL,
  `luz` int(11) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Acionadores `leiturahelomaria`
--
DELIMITER $$
CREATE TRIGGER `tgdeleteleiturahelomaria` AFTER DELETE ON `leiturahelomaria` FOR EACH ROW BEGIN

UPDATE 	machelomaria
SET		contador=contador-1
WHERE	idmachelomaria = old.machelomaria_idmachelomaria;

END
$$
DELIMITER ;
DELIMITER $$
CREATE TRIGGER `tginsertleiturahelomaria` AFTER INSERT ON `leiturahelomaria` FOR EACH ROW BEGIN

UPDATE 	machelomaria
SET		contador=contador+1
WHERE	idmachelomaria=new.machelomaria_idmachelomaria;

END
$$
DELIMITER ;
DELIMITER $$
CREATE TRIGGER `tgverificaativohelomaria` BEFORE INSERT ON `leiturahelomaria` FOR EACH ROW begin

call verificaativohelomaria(new.machelomaria_idmachelomaria,@$ativo);
if @$ativo = 0 then SIGNAL SQLSTATE '45000' SET message_text='Esta placa está Inativa';
end if;
end
$$
DELIMITER ;
DELIMITER $$
CREATE TRIGGER `tgverificalimitehelomaria` BEFORE INSERT ON `leiturahelomaria` FOR EACH ROW begin
call verificalimitehelomaria(new.machelomaria_idmachelomaria, @$limite, @$contador);
if @contador>@limite
then SIGNAL SQLSTATE '45000'
SET MESSAGE_TEXT = 'Limite de gravações atingido';
end if;
end
$$
DELIMITER ;

-- --------------------------------------------------------

--
-- Estrutura da tabela `machelomaria`
--

CREATE TABLE `machelomaria` (
  `idmachelomaria` varchar(50) NOT NULL,
  `nome` varchar(35) DEFAULT NULL,
  `contador` int(10) UNSIGNED DEFAULT NULL,
  `limite` int(10) UNSIGNED DEFAULT NULL,
  `ativo` tinyint(1) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Extraindo dados da tabela `machelomaria`
--

INSERT INTO `machelomaria` (`idmachelomaria`, `nome`, `contador`, `limite`, `ativo`) VALUES
('aa', 'PlacaTeste', 0, 1, 0);

--
-- Índices para tabelas despejadas
--

--
-- Índices para tabela `leiturahelomaria`
--
ALTER TABLE `leiturahelomaria`
  ADD PRIMARY KEY (`idleiturahelomaria`),
  ADD KEY `leiturahelomaria_FKIndex1` (`machelomaria_idmachelomaria`);

--
-- Índices para tabela `machelomaria`
--
ALTER TABLE `machelomaria`
  ADD PRIMARY KEY (`idmachelomaria`);

--
-- AUTO_INCREMENT de tabelas despejadas
--

--
-- AUTO_INCREMENT de tabela `leiturahelomaria`
--
ALTER TABLE `leiturahelomaria`
  MODIFY `idleiturahelomaria` int(10) UNSIGNED NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=8;

--
-- Restrições para despejos de tabelas
--

--
-- Limitadores para a tabela `leiturahelomaria`
--
ALTER TABLE `leiturahelomaria`
  ADD CONSTRAINT `leiturahelomaria_ibfk_1` FOREIGN KEY (`machelomaria_idmachelomaria`) REFERENCES `machelomaria` (`idmachelomaria`) ON DELETE NO ACTION ON UPDATE NO ACTION;
COMMIT;

/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;