<?php // require_once './Domain.php';
require_once './Navigacija.php';
$Domain = new Domain();
$file = fopen("Navigacijos.txt", "r");

while (!feof($file)) {
    $line = fgets($file);
    $items = explode(";", $line);
    $item = new Navigacija($items[0], $items[1], $items[2], $items[3]);
}
//var_dump()
fclose($file);
?>

<?php
$criteriaErr = "";
$criteria = null;

if ($_SERVER["REQUEST_METHOD"] == "POST") {
    if (empty($_POST["criteria"])) {
        $criteriaErr = "Name is required";
    } else {
        $criteria = test_input($_POST["criteria"]);
    }
}

function test_input($data) {
    $data = trim($data);
    $data = stripslashes($data);
    $data = htmlspecialchars($data);
    return $data;
}
?>
<form method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>">
    <input type="text" name="criteria" value="<?php echo $criteria; ?>">
    <span class="error">* <?php echo $criteriaErr; ?></span>
    <br><br>
    <input type="submit" name="submit" value="Submit">
</form>



<?php
require_once './Domain.php';
require_once './Navigacija.php';
$Domain = new Domain();
$file = fopen("Navigacijos.txt", "r");
while (!feof($file)) {
    $line = fgets($file);
    $items = explode(";", $line);
    $item = new Navigacija($items[0], $items[1], $items[2], $items[3]);
    $Domain->insert_into_array($item);
}

function print_values($Domain) {
    for ($i = 0; $i < $Domain->get_count_elements(); $i++) {
        $object_to_array = ((array) $Domain->get_element($i));
        echo $object_to_array['brand'] . " " . $object_to_array['model'] . " " . $object_to_array['maps_number'] . " " . $object_to_array['price'] . "<br>";
    }
}
print_values($Domain);
echo "<br>";
echo "<br>";
echo "<br>";
//var_dump($Domain);


if(isset($criteria)){
for ($i = 0; $i < $Domain->get_count_elements(); $i++) {
    $object_to_array = ((array) $Domain->get_element($i));
//    var_dump($object_to_array);
    if ((int)$criteria > (int)$object_to_array['price']) {
        $Domain->delete_from_array($i);

    }
}       print_values($Domain);
}




fclose($file);