{% extends "layouts/blogroll.njk" %}

{% block blogroll %}
  <form method="post" action="{% if isNew %}{{ baseUrl }}/blogs{% else %}{{ baseUrl }}/blogs/{{ blog._id }}{% endif %}" class="blogroll-form">
    {% if isNew %}
    <div class="blogroll-discover">
      <div class="blogroll-field">
        <label class="label" for="discoverUrl">{{ __("blogroll.blogs.form.discoverUrl") }}</label>
        <div class="input-button-group">
          <input class="input" type="url" id="discoverUrl" placeholder="https://tantek.com">
          {{ button({ type: "button", text: __("blogroll.blogs.form.discover"), classes: "button--secondary", attributes: { id: "discoverBtn" } }) }}
        </div>
        <span class="hint">{{ __("blogroll.blogs.form.discoverHint") }}</span>
      </div>
      <div id="discoverResult" class="blogroll-discover__result" style="display: none;"></div>
    </div>
    <hr class="blogroll-divider">
    {% endif %}

    <div class="blogroll-field">
      <label class="label" for="feedUrl">{{ __("blogroll.blogs.form.feedUrl") }}</label>
      <input class="input" type="url" id="feedUrl" name="feedUrl" value="{{ blog.feedUrl if blog else '' }}" required placeholder="https://example.com/feed.xml">
      <span class="hint">{{ __("blogroll.blogs.form.feedUrlHint") }}</span>
    </div>

    <div class="blogroll-field">
      <label class="label" for="title">{{ __("blogroll.blogs.form.title") }}</label>
      <input class="input" type="text" id="title" name="title" value="{{ blog.title if blog else '' }}" placeholder="{{ __('blogroll.blogs.form.titlePlaceholder') }}">
      <span class="hint">{{ __("blogroll.blogs.form.titleHint") }}</span>
    </div>

    <div class="blogroll-field">
      <label class="label" for="siteUrl">{{ __("blogroll.blogs.form.siteUrl") }}</label>
      <input class="input" type="url" id="siteUrl" name="siteUrl" value="{{ blog.siteUrl if blog else '' }}" placeholder="https://example.com">
      <span class="hint">{{ __("blogroll.blogs.form.siteUrlHint") }}</span>
    </div>

    <div class="blogroll-field">
      <label class="label" for="category">{{ __("blogroll.blogs.form.category") }}</label>
      <input class="input" type="text" id="category" name="category" value="{{ blog.category if blog else '' }}" placeholder="Technology">
      <span class="hint">{{ __("blogroll.blogs.form.categoryHint") }}</span>
    </div>

    <div class="blogroll-field">
      <label class="label" for="tags">{{ __("blogroll.blogs.form.tags") }}</label>
      <input class="input" type="text" id="tags" name="tags" value="{{ blog.tags | join(', ') if blog and blog.tags else '' }}" placeholder="indie, personal, tech">
      <span class="hint">{{ __("blogroll.blogs.form.tagsHint") }}</span>
    </div>

    <div class="blogroll-field">
      <label class="label" for="notes">{{ __("blogroll.blogs.form.notes") }}</label>
      <textarea class="textarea" id="notes" name="notes" placeholder="{{ __('blogroll.blogs.form.notesPlaceholder') }}">{{ blog.notes if blog else '' }}</textarea>
      <span class="hint">{{ __("blogroll.blogs.form.notesHint") }}</span>
    </div>

    <div class="blogroll-field blogroll-field--inline">
      <input type="checkbox" id="pinned" name="pinned" {% if blog and blog.pinned %}checked{% endif %}>
      <label for="pinned">{{ __("blogroll.blogs.form.pinned") }}</label>
    </div>

    <div class="blogroll-field blogroll-field--inline">
      <input type="checkbox" id="hidden" name="hidden" {% if blog and blog.hidden %}checked{% endif %}>
      <label for="hidden">{{ __("blogroll.blogs.form.hidden") }}</label>
    </div>

    <div class="blogroll-actions">
      {{ button({ type: "submit", text: __("blogroll.blogs.create") if isNew else __("blogroll.blogs.save") }) }}
      {{ button({ href: baseUrl + "/blogs", text: __("blogroll.cancel"), classes: "button--secondary" }) }}
    </div>
  </form>

  {% if not isNew and items %}
  {% call section({ title: __("blogroll.blogs.recentItems") }) %}
    {% if items.length > 0 %}
    <ul class="blogroll-items-list">
      {% for item in items %}
      <li>
        <div class="blogroll-item__title">
          <a href="{{ item.url }}" target="_blank" rel="noopener">{{ item.title }}</a>
        </div>
        <div class="blogroll-item__meta">
          {% if item.published %}{{ item.published | date("PPpp") }}{% endif %}
        </div>
      </li>
      {% endfor %}
    </ul>
    {% else %}
    {{ prose({ text: __("blogroll.blogs.noItems") }) }}
    {% endif %}
  {% endcall %}
  {% endif %}

{% if isNew %}
<script>
(function() {
  const discoverBtn = document.getElementById('discoverBtn');
  const discoverUrl = document.getElementById('discoverUrl');
  const discoverResult = document.getElementById('discoverResult');
  const feedUrlInput = document.getElementById('feedUrl');
  const titleInput = document.getElementById('title');
  const siteUrlInput = document.getElementById('siteUrl');

  function showResult(message, isError, isSuccess) {
    discoverResult.style.display = 'block';
    discoverResult.className = 'blogroll-discover__result' +
      (isError ? ' blogroll-discover__result--error' : '') +
      (isSuccess ? ' blogroll-discover__result--success' : '');
    discoverResult.textContent = '';

    const span = document.createElement('span');
    span.textContent = message;
    discoverResult.appendChild(span);
  }

  function showFeedUrl(message, url) {
    discoverResult.style.display = 'block';
    discoverResult.className = 'blogroll-discover__result blogroll-discover__result--success';
    discoverResult.textContent = '';

    const span = document.createElement('span');
    span.textContent = message + ' ';
    discoverResult.appendChild(span);

    const code = document.createElement('code');
    code.textContent = url;
    discoverResult.appendChild(code);
  }

  discoverBtn.addEventListener('click', async function() {
    const url = discoverUrl.value.trim();
    if (!url) {
      showResult('{{ __("blogroll.blogs.form.discoverNoUrl") }}', true, false);
      return;
    }

    discoverBtn.disabled = true;
    discoverBtn.textContent = '{{ __("blogroll.blogs.form.discovering") }}';
    showResult('{{ __("blogroll.blogs.form.discoveringHint") }}', false, false);

    try {
      const response = await fetch('{{ baseUrl }}/api/discover?url=' + encodeURIComponent(url));
      const data = await response.json();

      if (!data.success) {
        showResult(data.error || '{{ __("blogroll.blogs.form.discoverFailed") }}', true, false);
        return;
      }

      if (data.feeds.length === 0) {
        showResult('{{ __("blogroll.blogs.form.discoverNoFeeds") }}', true, false);
        return;
      }

      // Auto-fill siteUrl and title if available
      if (data.siteUrl) {
        siteUrlInput.value = data.siteUrl;
      }
      if (data.pageTitle && !titleInput.value) {
        titleInput.value = data.pageTitle;
      }

      // If only one feed, auto-select it
      if (data.feeds.length === 1) {
        feedUrlInput.value = data.feeds[0].url;
        showFeedUrl('{{ __("blogroll.blogs.form.discoverFoundOne") }}', data.feeds[0].url);
        return;
      }

      // Multiple feeds - let user choose
      showResult('{{ __("blogroll.blogs.form.discoverFoundMultiple") }}', false, true);

      const feedList = document.createElement('ul');
      feedList.className = 'blogroll-discover__feeds';

      data.feeds.forEach(function(feed) {
        const li = document.createElement('li');
        li.className = 'blogroll-discover__feed';

        const typeSpan = document.createElement('span');
        typeSpan.className = 'blogroll-discover__feed-type';
        typeSpan.textContent = feed.type;
        li.appendChild(typeSpan);

        const urlSpan = document.createElement('span');
        urlSpan.className = 'blogroll-discover__feed-url';
        urlSpan.textContent = feed.url;
        li.appendChild(urlSpan);

        li.addEventListener('click', function() {
          feedUrlInput.value = feed.url;
          showFeedUrl('{{ __("blogroll.blogs.form.discoverSelected") }}', feed.url);
        });
        feedList.appendChild(li);
      });

      discoverResult.appendChild(feedList);
    } catch (error) {
      showResult(error.message || '{{ __("blogroll.blogs.form.discoverFailed") }}', true, false);
    } finally {
      discoverBtn.disabled = false;
      discoverBtn.textContent = '{{ __("blogroll.blogs.form.discover") }}';
    }
  });

  // Allow pressing Enter in the URL field
  discoverUrl.addEventListener('keypress', function(e) {
    if (e.key === 'Enter') {
      e.preventDefault();
      discoverBtn.click();
    }
  });
})();
</script>
{% endif %}
{% endblock %}