{# TODO: link that includes lookup, need to allow GET requests with ?lookup param #}
{%- macro check_result_count(f, t) %}
    {% if language_pairs_other_results %}
        {% set entry_count = language_pairs_other_results.get((f, t)) %}
        {% if entry_count > 0 -%}
            <span class="badge badge-info pull-right">{{ entry_count }}</span>
        {%- endif %}
    {% endif %}
{% endmacro -%}
<ul class="nav nav-collapse nav-tabs nav-stacked">

{% for iso_group, grouped_items in language_pairs_grouped_by_source.iteritems() %}
    {% for iso_pair, pair_options in grouped_items %}

    {%- if pair_options.input_variants -%}
        {% set pair_has_variant = true  %}
    {%- else -%}
        {% set pair_has_variant = false %}
    {%- endif -%}

    {% if not is_variant %}
        {%- if iso_pair[0] == _from and iso_pair[1] == _to %}
            <li class="active">
        {% else -%}
            <li>
        {% endif -%}
    {% elif is_variant -%}
        {%- if iso_pair[1] == orig_pair[1] and iso_pair[0] == orig_pair[0] %}
            <li class="active">
        {% else -%}
            <li>
        {% endif -%}
    {% else -%}
        <li>
    {% endif %}

        {% if iso_pair[0] == _from and user_input %}
            {% set params = "?lookup=" + user_input %}
        {% else %}
            {% set params = "" %}
        {% endif %}
        <a href="/{{ iso_pair[0] }}/{{ iso_pair[1] }}/{{ params }}">
        <span>{{ iso_pair[0]|iso_to_i18n }} &rarr; {{ iso_pair[1]|iso_to_i18n }}</span>
        {%- if iso_pair[1] != _to %}
        {{ check_result_count(iso_pair[0], iso_pair[1]) }}
        {% endif -%}
        </a>
    </li>

    {# Start a new nav if there are variants #}
    {% if pair_has_variant %}
        {# Only display if the pair is the current one the user is looking at #}
        {%- if iso_pair[0] == _from and iso_pair[1] == _to or orig_pair == iso_pair %}
            </ul>
            <span class="nav-header variantnote" lang="{{ current_locale }}">{% trans %}Written variant{% endtrans %}</span>
            <ul class="nav nav-collapse nav-tabs nav-stacked subnavcoloring">
                {% for variant in pair_options.input_variants %}
                    <li{% if _from == variant.short_name %} class="active"{% endif %}>
                        <a href="/{{ variant.short_name }}/{{ _to }}">{{ gettext(variant.description)|safe }}{% if variant.example %} {{ gettext(variant.example)|safe }}{% endif %}</a>
                    </li>
                {% endfor %}
            </ul>
            <ul class="nav nav-collapse nav-tabs nav-stacked">
        {%- endif -%}
    {%- endif -%}

    {% endfor %}
{% endfor %}
</ul>

{# vim: set ts=4 sw=4 tw=0 syntax=htmljinja : #}