{% extends "base.html" %}

{% block title %}Manage pools | SUB-ALIGATOR{% endblock %}

{% block content %}
<section class="box">
  <div class="box-title">Existing pools</div>

  {% if error != "" %}
  <div class="message error">
    <p>{{ error }}</p>
  </div>
  {% endif %}

  {% if pools.len() == 0 %}
  <p>No pools configured yet.</p>
  {% else %}
  <table>
    <thead>
      <tr>
        <th>Name</th>
        <th>Slug</th>
        <th>Parent prefix</th>
        <th>Type</th>
        <th>Allowed prefixes</th>
        <th>Allocations (active / reserved / released)</th>
        <th>Actions</th>
      </tr>
    </thead>
    <tbody>
      {% for p in pools %}
      <tr>
        <td data-label="Name">{{ p.pool.name }}</td>
        <td data-label="Slug">{{ p.pool.slug }}</td>
        <td data-label="Parent prefix">{{ p.pool.cidr }}</td>
        <td data-label="Type">{{ p.pool.kind }}</td>
        <td data-label="Allowed prefixes">{{ p.pool.allowed_prefixes_json }}</td>
        <td data-label="Allocations">{{ p.active_count }} / {{ p.reserved_count }} / {{ p.released_count }}</td>
        <td data-label="Actions">
          <button type="button" class="btn btn-danger pool-delete-btn" data-id="{{ p.pool.id }}">Delete</button>
        </td>
      </tr>
      {% endfor %}
    </tbody>
  </table>
  {% endif %}
</section>

<section class="box">
  <div class="box-title">Add new pool</div>

  <form method="post" action="/pools/new">
    <input type="hidden" name="csrf_token" value="{{ csrf_token }}">

    <label for="slug">Pool slug *</label>
    <input type="text" id="slug" name="slug" required maxlength="50" pattern="[a-z0-9-]+" placeholder="e.g. vpn">
    <p class="small">Short machine identifier used in URLs and API paths (e.g. <code>vpn</code>). Lowercase letters, numbers and hyphens only.</p>

    <label for="name">Pool name *</label>
    <input type="text" id="name" name="name" required minlength="2" maxlength="100" placeholder="e.g. VPN subnets">

    <label for="cidr">Parent prefix (CIDR) *</label>
    <input type="text" id="cidr" name="cidr" required placeholder="e.g. 10.200.0.0/16">
    <p class="small">If you re-add a range that was deleted before, its previous allocations are kept and will block the address space again.</p>

    <label for="kind">Type *</label>
    <input type="text" id="kind" name="kind" required maxlength="50" placeholder="e.g. VPN">

    <label for="allowed_prefixes">Allowed prefix lengths *</label>
    <input type="text" id="allowed_prefixes" name="allowed_prefixes" required value="20,21,22,23,24,25,26,27,28,29,30" placeholder="e.g. 24,25,26">
    <p class="small">Comma-separated list of prefix lengths. Each must be equal to or larger than the pool prefix.</p>

    <div style="margin-top: 1rem;">
      <button type="submit" class="btn">Add pool</button>
      <a href="/" class="btn btn-secondary">Back</a>
    </div>
  </form>
</section>

{% for p in pools %}
<div id="delete-pool-modal-{{ p.pool.id }}" class="modal-overlay" style="display:none;">
  <div class="modal">
    <h2 class="modal-title">Delete pool</h2>
    <form method="post" action="/pools/{{ p.pool.id }}/delete" class="modal-body">
      <input type="hidden" name="csrf_token" value="{{ csrf_token }}">
      <p>Pool: <strong>{{ p.pool.name }}</strong> ({{ p.pool.cidr }})</p>
      {% if p.total_count > 0 %}
      <p>This pool has {{ p.active_count }} active, {{ p.reserved_count }} reserved and {{ p.released_count }} released allocations.</p>
      <p><strong>Allocations will NOT be deleted.</strong> They stay in history and will keep blocking this address range if you later add the same or an overlapping pool again.</p>
      {% else %}
      <p>This pool has no allocations.</p>
      {% endif %}
      <div class="modal-actions">
        <button type="button" class="btn btn-secondary cancel-btn" data-modal="delete-pool-modal-{{ p.pool.id }}">Cancel</button>
        <button type="submit" class="btn btn-danger">Delete pool</button>
      </div>
    </form>
  </div>
</div>
{% endfor %}
{% endblock %}