<?php include_once "config.php"; ?>
<!DOCTYPE html>
<html lang="fr">

  <head>
    <meta charset="utf-8" />
    <title>lanScan</title>
    <link rel="icon" href="favicon.ico" />
    <link rel="stylesheet" type="text/css"
      href="https://cdn.jsdelivr.net/npm/fomantic-ui@2.9.3/dist/semantic.min.css" />
    <link rel="stylesheet" type="text/css" href="style.css" />
    <style>
      body {
        background-image: url(bg.jpg);
        background-size: cover;
      }

      body>.grid {
        height: 100%;
      }

      h2.logo {
        filter: drop-shadow(0 0 2px);
      }

      .ui.inverted.segment {
        background: #1b1c1dc0;
        backdrop-filter: blur(7px);
      }

      .logo {
        margin-right: 0 !important;
      }
    </style>
  </head>

  <body class="inverted">

    <div class="ui middle aligned center aligned inverted grid">
      <div class="column" style="max-width: 450px;">
        <h2 class="ui inverted teal fluid image header logo">
          lan<?php include 'logo.svg'; ?>can
        </h2>

        <?php if (isset($errorMessage)) { ?>
          <div class="ui negative message">
            <i class="close icon"></i>
            <div class="header">Erreur</div>
            <p><?= $errorMessage ?></p>
          </div>
        <?php } ?>

        <form id="scanForm" class="ui large form initial inverted" action="scan.php" method="get">
          <div class="ui left aligned raised segment inverted">
            <h4 class="ui header">Découvrir ou superviser un réseau</h4>
            <div class="inverted field">
              <div class="ui large input">
                <input id="nameInput" type="text" name="lan" placeholder="<?= $_SERVER['REMOTE_ADDR']; ?>"
                  list="targetsList" pattern="[a-zA-Z0-9._\/ \-]+" required title="Les cibles peuvent être spécifiées par des noms d'hôtes, des adresses IP, des adresses de réseaux, etc.
Exemples: <?= $_SERVER['REMOTE_ADDR']; ?>/24 <?= $_SERVER['SERVER_NAME']; ?> 10.0-255.0-255.1-254" />
              </div>
            </div>
            <div class="field">
              <label for="nameInput">Enregistrer sous le nom (optionnel)</label>
              <div class="ui small input">
                <input id="nameInput" type="text" name="name" placeholder="Reseau local" pattern='[0-9a-zA-Z\-_\. ]+'
                  title="Caractères autorisés: a-z A-Z 0-9 - _ ." />
              </div>
            </div>
            <div class="ui error message"></div>
            <button type="submit" class="ui fluid large teal labeled icon submit button">
              <i class="satellite dish icon"></i>Scanner
            </button>
            <div class="ui divider"></div>
            <a href="options.php">Options avancées</a>
          </div>
        </form>

        <?php if (file_exists($SCANSDIR)) { ?>
          <div class="ui left aligned raised segment inverted">
            <div class="ui inverted accordion">
              <div class="title"><i class="dropdown icon"></i></i>Scans enregistrés</div>
              <div class="content">
                <table class="ui very basic inverted compact table">
                  <tbody>
                    <?php
                    foreach (scandir($SCANSDIR) as $filename) {
                      if (substr($filename, -4) == '.xml') {
                        $name = str_replace('!', '/', substr_replace($filename, '', -4));
                        echo "<tr><td class='selectable'><a href='$SCANSDIR/" . rawurlencode($filename) . "'><i class='tasks icon'></i>$name</a></td><td class='collapsing'><a href='rescan.php?name=$name' class='ui mini labelled button' onclick='rescan(this)'><i class='sync icon'></i>Rescanner</a></td><td class='collapsing'><a href='rm.php?name=$name' class='ui mini negative icon button'><i class='trash icon'></i></a></td></td></tr>\n";
                      }
                    }
                    ?>
                  </tbody>
                </table>
              </div>
            </div>
          </div>
        <?php } ?>
      </div>
    </div>

    <datalist id='targetsList'>
      <option value="<?= $_SERVER['REMOTE_ADDR']; ?>/24"></option>
      <option value="<?= $_SERVER['SERVER_NAME']; ?>"></option>
    </datalist>

    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/fomantic-ui/2.9.2/semantic.min.js"></script>
    <script>
      $('.ui.accordion').accordion()

      scanForm.onsubmit = function (event) {
        if (this.checkValidity()) {
          scanForm.classList.add("loading")
          $.toast({
            title: 'Scan en cours...',
            message: 'Merci de patienter',
            class: 'info',
            showIcon: 'satellite dish',
            displayTime: 0,
            closeIcon: true,
            position: 'bottom right',
          })
          return true
        } else {
          event.preventDefault()
          this.reportValidity()
        }
      }

      function rescan(link) {
        link.getElementsByTagName('i')[0].className = 'loading spinner icon'
        $.toast({
          title: 'Scan en cours...',
          message: 'Merci de patienter',
          class: 'info',
          showIcon: 'satellite dish',
          displayTime: 0,
          closeIcon: true,
          position: 'bottom right',
        })
      }
    </script>

  </body>

</html