{# Copyright 2026 Ronny Trommer <ronny@no42.org> #}
{# SPDX-License-Identifier: MIT #}
{% extends 'base/layout.html' %}
{% load helpers %}

{% block title %}Dry run — {{ object.name }}{% endblock %}

{% block content %}
  <div class="card">
    <div class="card-header d-flex justify-content-between align-items-center">
      <h2 class="m-0">Dry run — {{ object|linkify }} <code>{{ object.name }}</code></h2>
      {% if perms.netbox_opennms.change_requisition %}
        <form method="post" action="{% url 'plugins:netbox_opennms:requisition_sync' pk=object.pk %}">
          {% csrf_token %}
          <button type="submit" class="btn btn-sm btn-primary" {% if dryrun.conflicts %}disabled title="Frozen — resolve the filter conflicts first"{% endif %}>
            <i class="mdi mdi-sync"></i> Sync to OpenNMS
          </button>
        </form>
      {% endif %}
    </div>
    <div class="card-body">
      {% if error %}
        <div class="alert alert-danger" role="alert">
          <i class="mdi mdi-alert"></i> Could not reach OpenNMS: {{ error }}
        </div>
      {% elif dryrun.conflicts %}
        <div class="alert alert-danger" role="alert">
          <i class="mdi mdi-alert-octagon"></i>
          <strong>Frozen — nothing can be synced until these conflicts are resolved:</strong>
          <ul class="mb-0">
            {% for conflict in dryrun.conflicts|slice:":10" %}<li>{{ conflict }}</li>{% endfor %}
            {% if dryrun.conflicts|length > 10 %}
              <li>… and {{ dryrun.conflicts|length|add:"-10" }} more conflicted object(s).</li>
            {% endif %}
          </ul>
          Make the filters disjoint (e.g. a negated filter such as <code>tag__n</code>)
          or exclude the object; the OpenNMS state is untouched while frozen.
        </div>
        {% for warning in dryrun.warnings %}
          <div class="alert alert-warning py-1" role="alert">{{ warning }}</div>
        {% endfor %}
      {% elif dryrun %}
        {% if not dryrun.exists %}
          <div class="alert alert-info" role="alert">
            This Foreign Source does not exist in OpenNMS yet — every node below will be added.
          </div>
        {% endif %}
        {% for warning in dryrun.warnings %}
          <div class="alert alert-warning py-1" role="alert">{{ warning }}</div>
        {% endfor %}

        {% if dryrun.definition_changes %}
          <h5>Foreign-source definition</h5>
          <ul>{% for change in dryrun.definition_changes %}<li><code>{{ change }}</code></li>{% endfor %}</ul>
        {% endif %}

        <table class="table">
          <thead><tr><th></th><th>Node</th><th>Foreign ID</th><th>Details</th></tr></thead>
          <tbody>
            {% for node in dryrun.added %}
              <tr class="table-success"><td>+ ADD</td><td>{{ node.label }}</td><td><code>{{ node.foreign_id }}</code></td><td></td></tr>
            {% endfor %}
            {% for node in dryrun.changed %}
              <tr class="table-warning"><td>~ CHANGE</td><td>{{ node.label }}</td><td><code>{{ node.foreign_id }}</code></td><td>{{ node.changes|join:"; " }}</td></tr>
            {% endfor %}
            {% for node in dryrun.removed %}
              <tr class="table-danger"><td>- REMOVE</td><td>{{ node.label }}</td><td><code>{{ node.foreign_id }}</code></td><td></td></tr>
            {% endfor %}
          </tbody>
        </table>
        <p class="text-muted">{{ dryrun.unchanged }} unchanged node(s).
          {% if not dryrun.has_changes %}No changes — a sync would be a no-op.{% endif %}
        </p>
      {% endif %}
    </div>
  </div>
{% endblock %}