{% import "search_macros.html" as search_macros %}
{% extends "base.html" %}

{% macro format_query_time(query_time_ms) -%}
  {% if query_time_ms >= 10000 %}
    {{ "{:0.3}".format(hits.query_time_ms/1000.0) }}
  {% else %}
    {{ "{:0.2}".format(hits.query_time_ms/1000.0) }}
  {% endif %}
{%- endmacro %}

{% block extra_head %}
{# among other things, this prevents query parameters from ending up in goatcounter #}
<link rel="canonical" href="{{ lang_prefix }}/search">
{% endblock %}

{% block title %}
{% if query and query.q %}{{ query.q }} - {% endif %}{{ super() }}
{% endblock %}

{% block fullmain %}

<!-- these hidden query fields should be *before* any form/button that could override them -->
{{ search_macros.query_hidden(query.time_options, query.filter_time) }}
{{ search_macros.query_hidden(query.type_options, query.filter_type) }}
{{ search_macros.query_hidden(query.availability_options, query.filter_availability) }}
{{ search_macros.query_hidden(query.sort_options, query.sort_order) }}
{% if query.debug %}
  <input form="search_form" type="hidden" name="debug" value="1">
{% endif %}

<div class="tablet-only" style="margin-top: 1.0em;">

  <details class="search_filters">
    <summary style="float: right;"><i class="filter icon"></i>{{ _("Filters") }}</summary>
    <div style="display: flex; align-items: flex-start; column-gap: 2em; row-gap: 2em; flex-wrap: wrap; padding-bottom:1.5em;">
      {{ search_macros.query_option(query.time_options, query.filter_time) }}
      {{ search_macros.query_option(query.type_options, query.filter_type) }}
      {{ search_macros.query_option(query.availability_options, query.filter_availability) }}
      {{ search_macros.query_option(query.sort_options, query.sort_order) }}
      {{ search_macros.clear_query(query) }}
    </div>
  </details>

  {% if hits %}
    <span class="hit-count" style="font-size: 1.5em;">{{ "{:,}".format(hits.count_found) }}</span>
      {% trans trimmed count=hits.count_found %}
        Hit
      {% pluralize %}
        Hits
      {% endtrans %}
    <span style="color: rgba(0,0,0,0.55);">
      {% trans trimmed frac_sec=format_query_time(hits.query_time_ms) %}
        in {{ frac_sec }}sec
      {% endtrans %}
    </span>
  {% else %}
    &nbsp;
  {% endif %}
</div>

<div class="ui equal height divided grid" style="margin-top: 1em;">

  <nav class="ui tablet-hide two wide column">
    {% if hits %}
      <div style="width: 100%; text-align: end;">
        {% if hits.count_found >= 10000000 %}
          {% set count_size = "1.0em" %}
        {% elif hits.count_found >= 1000 %}
          {% set count_size = "1.5em" %}
        {% else %}
          {% set count_size = "2.0em" %}
        {% endif %}
        <span class="hit-count" style="display: block; font-size: {{ count_size }};">
          {{ "{:,}".format(hits.count_found) }}
        </span>
        {% trans trimmed count=hits.count_found %}
          Hit
        {% pluralize %}
          Hits
        {% endtrans %}
      </div>
      <div style="text-align: end;">
        <span style="color: rgba(0,0,0,0.55);">
          {% trans trimmed frac_sec=format_query_time(hits.query_time_ms) %}
            in {{ frac_sec }}sec
          {% endtrans %}
        </span>
      </div>
      <div class="ui clearing divider"></div>
    {% endif %}

    <div style="white-space: nowrap; direction: {% if locale in ['ar'] %}ltr{% else %}rtl{% endif %};">
      {{ search_macros.query_option(query.time_options, query.filter_time) }}
      {{ search_macros.query_option(query.type_options, query.filter_type) }}
      {{ search_macros.query_option(query.availability_options, query.filter_availability) }}
      {{ search_macros.query_option(query.sort_options, query.sort_order) }}
      {{ search_macros.clear_query(query) }}
    </div>
    
  </nav>

  <div class="ui fourteen wide column serp-column">
    {% if search_error %}
      <div class="ui icon error message">
        <i class="ban icon"></i>
        <div class="content">
          <div class="header">
            {% if search_error.type == "backend" %}
              {% trans %}Backend Search Engine Error{% endtrans %}
            {% elif search_error.type == "query" %}
              {% trans %}Search Query Error{% endtrans %}
            {% endif %}
          </div>
          <p>Computer said: <code>{{ search_error.message }}</code>
          <p>{% trans trimmed %}Query parsing is currently very naive. Sometimes you can fix this
          problem by adding quotes around terms or entire phrases.{% endtrans %}
        </div>
      </div>
    {% elif hits and hits.results %}
      {% if hits.results %}
        {% if hits.offset != 0 %}
          <div style="text-align: center; margin-bottom: 2em;">
            {{ search_macros.search_pagination(hits) }}
          </div>
        {% endif %}

        {# search results (rendered via macro) #}
        {% for paper in hits.results %}
          {{ search_macros.fulltext_search_result_row(paper, locale=locale, debug_mode=query.debug) }}
        {% endfor %}

        {% if hits.count_found > hits.limit %}
          <div style="text-align: center; margin-top: 2em;">
            {{ search_macros.search_pagination(hits) }}
          </div>
        {% endif %}
      {% endif %}
    {% elif hits %}
      <div class="ui placeholder segment" style="height: 100%;">
        <div class="ui icon header">
          <i class="search icon"></i>
          {% trans %}We didn't find any documents matching your query{% endtrans %}
        </div>
        <div class="inline">
          {% if query.filter_type != "everything" %}
            <button class="ui primary button" form="search_form" type="submit" name="filter_type" value="everything">
              {% trans %}Try All Resource Types{% endtrans %}
            </button>
          {% endif %}
          {% if query.filter_time and query.filter_time != "all_time" %}
            <button class="ui primary button" form="search_form" type="submit" name="filter_time" value="all_time">
              {% trans %}Try All Time{% endtrans %}
            </button>
          {% endif %}
          {% if query.filter_availability != "everything" %}
            <button class="ui primary button" form="search_form" type="submit" name="filter_availability" value="everything">
              {% trans %}Try Metadata Records{% endtrans %}
            </button>
          {% endif %}
          <a href="{{ lang_prefix }}/search" class="ui primary button" style="margin: 0.5em;">{{ _("Start Over") }}</a>
        </div>
        <div class="inline">
          <a href="https://archive.org/search.php?sin=TXT&query={{ query.q|urlencode }}" target="_blank" rel="noopener" class="ui button" style="margin: 0.5em;">Try archive.org</a>
          <a href="https://fatcat.wiki/search&q={{ query.q|urlencode }}" target="_blank" rel="noopener" class="ui button" style="margin: 0.5em;">Try fatcat.wiki</a>
          <a href="https://www.semanticscholar.org/search?q={{ query.q|urlencode }}" rel="noopener" target="_blank" rel="noopener" class="ui button" style="margin: 0.5em;">Try Semantic Scholar</a>
          <a href="https://scholar.google.com/scholar?q={{ query.q|urlencode }}" target="_blank" rel="noopener" class="ui button" style="margin: 0.5em;">Try Google Scholar</a>
        </div>
      </div>
    {% else %}
      <div class="ui placeholder segment" style="height: 100%;">
        <div class="ui icon header">
          <i class="search icon"></i>
          {% trans %}Enter a query in the box above to get started{% endtrans %}
        </div>
      </div>
    {% endif %}
  </div>

</div>
{% endblock %}