{# SPDX-License-Identifier: Apache-2.0 #}
{# Copyright (C) 2025 Marcin Zieba <marcinpsk@gmail.com> #}
{# Lazy-loaded fragment: per-interface MTU (Phase 2b, read-only mirror). #}
{% include "netbox_nso_plugin/categories/_adapter_error.html" %}
{% url 'dcim:device_nso' pk=object.pk as return_url %}

{% if interface_mtu_states %}
  <p class="text-muted small mb-2">Per-interface MTU read from the device (only explicitly-configured values are shown). Accept adopts the interface's MTU as NetBox-managed intent (the native L2 MTU is also written onto the NetBox interface) and re-asserts it on the device on Apply. Nokia router interfaces show the bound port that carries the L2 MTU.</p>
  <div id="flt-ifmtu">
  {% include "netbox_nso_plugin/categories/_table_filter.html" with fid="flt-ifmtu" placeholder="Filter by interface / bound port…" show_status=True %}
  <div class="table-responsive">
    <table class="table table-sm table-hover mb-0">
      <thead>
        <tr><th>Interface</th><th>L2 MTU</th><th>IP MTU</th><th>MPLS MTU</th><th>Bound Port</th><th>Status</th><th>Last Synced</th><th></th></tr>
      </thead>
      <tbody>
        {% for s in interface_mtu_states %}
        <tr data-status="{{ s.status }}" data-owned="{{ s.accepted_at|yesno:'true,false' }}">
          {% url 'plugins:netbox_nso_plugin:overlay_field_edit' key='interface_mtu' pk=s.pk as mtu_edit_url %}
          <td><a href="{{ s.interface.get_absolute_url }}">{{ s.interface.name }}</a></td>
          <td>
            <a href="#" class="nso-popedit" title="Click to edit — an unowned row becomes 'changed' (needs Accept)"
               data-pe-url="{{ mtu_edit_url }}" data-pe-title="{{ s.interface.name }} MTU"
               data-pe-fields="l2_mtu:number:L2 MTU,ip_mtu:number:IP MTU,mpls_mtu:number:MPLS MTU"
               data-pe-v-l2_mtu="{{ s.l2_mtu|default:'' }}" data-pe-v-ip_mtu="{{ s.ip_mtu|default:'' }}"
               data-pe-v-mpls_mtu="{{ s.mpls_mtu|default:'' }}">{{ s.l2_mtu|default:"—" }}</a>
          </td>
          <td>{{ s.ip_mtu|default:"—" }}</td>
          <td>{{ s.mpls_mtu|default:"—" }}</td>
          <td>{{ s.bound_port|default:"—" }}</td>
          <td>{% include "netbox_nso_plugin/categories/_state_badge.html" with status=s.status residue=s.residue_survivor residue_job=s.residue_job_id %}</td>
          <td class="text-nowrap">{% if s.last_sync_at %}{{ s.last_sync_at|date:"Y-m-d H:i" }}{% else %}—{% endif %}</td>
          <td class="text-nowrap">
            {% url 'plugins:netbox_nso_plugin:nsointerfacemtustate_edit' pk=s.pk as edit_url %}{% include "netbox_nso_plugin/categories/_edit_link.html" with edit_url=edit_url return_url=return_url %}
            {% url 'plugins:netbox_nso_plugin:interface_mtu_accept' pk=s.pk as accept_url %}{% include "netbox_nso_plugin/categories/_accept_cell.html" with accept_url=accept_url status=s.status title="Make NetBox the source of truth for this interface's MTU (re-asserted on the device on Apply)" %}
          </td>
        </tr>
        {% endfor %}
      </tbody>
    </table>
  </div>
  </div>
{% else %}
  <p class="text-muted mb-0">No interface MTU reported for this device.</p>
{% endif %}