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parking_lot_website
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better queries, can update time of existing reservation, can remove reservations

This commit is contained in:
Joel Garcia 2021-10-27 22:33:07 -05:00
parent 67c3a97ef4
commit d6e7521891
1 changed files with 44 additions and 37 deletions
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81
vip/index.php
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@ -35,70 +35,77 @@ if (!isset($_SESSION['user_id'])){
<?php
$id = $_SESSION['user_id'];
$servername = "localhost";
$username = "pi2";
$password = "emb20";
$database = "parking_lot";
$conn = mysqli_connect($servername,$username,$password,$database);
if(!$conn){
echo "Connection failed";
die("Connection failed: ". mysqli_connect_error());
}
if($_POST['spacenum'] and $_SERVER['REQUEST_METHOD'] == "POST"){
$id = $_SESSION['user_id'];
$time = $_POST['starttime'];
$num = $_POST['spacenum'];
$servername = "localhost";
$username = "pi2";
$password = "emb20";
$database = "parking_lot";
$conn = mysqli_connect($servername,$username,$password,$database);
if(!$conn){
echo "Connection failed";
die("Conection failed: ". mysqli_connect_error());
}
$time = $_POST['starttime'];
// Buscar espacios ya reservados por el usuario
$existing = $conn->query("select spaceID from spaces where spaceID = (select place from users where place is not NULL and id = $id)");
$existing -> data_seek(0);
$fila_exist = $existing->fetch_assoc();
echo "Hola a todos", $fila_exist['spaceID'], "tamaño", sizeOf($fila_exist['spaceID']);
$results = $conn->query("select spaceID from spaces where usedID = 0 and spaceID = $num");
$results -> data_seek(0);
$fila = $results->fetch_assoc();
if (sizeOf($fila['spaceID']) != 0){
//echo "Lugar disponible";
$request = $conn->query("update spaces set reserved = True, startTime = '$time', endTime = NULL where spaceID = '$num' and usedID = False");
$actual = $fila_exist['spaceID'];
if (sizeOf($fila_exist['spaceID']) != 0){
$request = $conn->query("update spaces set startTime = '$time' where spaceID = $actual");
$request = $conn->query("update users set time = '$time' where id = $actual");
echo "<p><b>Ya has apartado el lugar ",$fila_exist['spaceID'], "</b> (liberalo si quieres cambiarlo). Puedes actualizar la hora de un espacio que ya reservaste.</p>";
}
else if (sizeOf($fila['spaceID']) != 0){
// Configuramos el espacio deseado en la base de usuarios para que solo
// se pueda reservar un lugar por usuario
$request = $conn->query("update users set place = $num, time = '$time' where id = '$id' and place is NULL");
//header("Location:/web/vip/");
// Configuramos el espacio deseado en la base de espacios si es que esta vacio
$request = $conn->query("update spaces set reserved = True, startTime = '$time', endTime = NULL where spaceID = '$num' and usedID = 0");
}
else{
echo "Lugar no disponible";
}
mysqli_close($conn);
}
?>
<h2>Liberar un lugar</h2>
<p>Libera un espacio apartado que deseas cancelar.</p>
<form method="POST" action="/web/vip/index.php" name="reg-form">
<label>Espacio</label><br>
<input type="number" max="15" name="freenum" required/><br>
<button type="submit" name="register" value="registro">Apartar espacio</button>
<button type="submit" name="freenum" value="registro">Cancelar apartado actual</button>
</form>
<?php
$reserved = $conn->query("select spaceID from spaces where spaceID = (select place from users where place is not NULL and id = $id)");
$reserved -> data_seek(0);
$fila = $reserved->fetch_assoc();
if (sizeOf($fila['spaceID']) != 0){
echo "Tienes apartado el lugar: ", $fila['spaceID'];
}
if($_POST['freenum'] and $_SERVER['REQUEST_METHOD'] == "POST"){
$id = $_SESSION['user_id'];
$num = $_POST['freenum'];
$servername = "localhost";
$username = "pi2";
$password = "emb20";
$database = "parking_lot";
$conn = mysqli_connect($servername,$username,$password,$database);
if(!$conn){
echo "Connection failed";
die("Conection failed: ". mysqli_connect_error());
}
$results = $conn->query("select spaceID from spaces where usedID = 0 and spaceID = $num");
$results -> data_seek(0);
$fila = $results->fetch_assoc();
//$num = $_POST['spacenum'];
$time = $_POST['starttime'];
if (sizeOf($fila['spaceID']) != 0){
$request = $conn->query("update spaces set reserved = False, startTime = NULL, endTime = NULL where spaceID = '$num'");
$request = $conn->query("update spaces set reserved = 0, startTime = NULL, endTime = NULL where spaceID = (select place from users where id = $id)");
$request = $conn->query("update users set place = NULL, time = NULL where id = '$id'");
//header("Location:/web/vip/");
}
else{
echo "Lugar no disponible";
echo "No tienes lugares apartados.";
}
mysqli_close($conn);
}
mysqli_close($conn);
?>
</body>
</html>