{% load helpers %}
{% comment %}
Renders a "Add Cable" button that links to the unified cable_add form with the given termination
pre-filled as the A side.

Required context: `termination` (a CableTermination instance).
Optional context:  `return_url` (defaults to termination.get_absolute_url).

Caller is responsible for guarding on `perms.dcim.add_cable`.
{% endcomment %}
{% firstof return_url termination.get_absolute_url as cable_return_url %}
<a href="{% url 'dcim:cable_add' %}?termination_a_type={{ termination|meta:'app_label' }}.{{ termination|meta:'model_name' }}&termination_a_id={{ termination.pk }}&return_url={{ cable_return_url }}" title="Add Cable" class="btn btn-primary btn-sm float-end">
    <span class="mdi mdi-ethernet-cable me-4" aria-hidden="true"></span>Add Cable
</a>