{%- import "macros.html" as macros -%}
<div class="border-t-2 border-gray-300 border-dashed pt-8">
    <h2 class="text-2xl font-bold text-gray-900 mb-6">Comments ({{ comments_count }})</h2>
    <div class="bg-gray-50 rounded-lg p-6 mb-8 border border-gray-200">
        <h3 class="text-lg font-semibold text-gray-900 mb-4">Leave a comment</h3>
        <form hx-post="/posts/{{ post.post_id }}/comments"
              hx-target="#form-messages"
              hx-swap="innerHTML"
              class="space-y-4">
            <input type="hidden" name="idempotency_key" value="{{ idempotency_key }}" />
            {% if session_user_id.is_some() %}
                <input type="hidden"
                       name="user_id"
                       value="{{ session_user_id.as_ref().unwrap() }}" />
            {% endif %}
            <div>
                {% if session_username.is_none() %}
                    <input type="text"
                           name="author"
                           placeholder="Your name (optional)"
                           class="w-full px-4 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                {% else %}
                    <input type="text"
                           name="author"
                           value="{{ session_username.as_ref().unwrap() }}"
                           readonly
                           disabled
                           class="w-full px-4 py-2 border border-gray-200 rounded-md bg-gray-50 text-gray-600 cursor-not-allowed">
                    <p class="text-sm text-gray-500 mt-1">You are authenticated.</p>
                {% endif %}
            </div>
            <div>
                <textarea name="content"
                          rows="4"
                          required
                          placeholder="Write your comment..."
                          class="w-full px-4 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500"></textarea>
            </div>
            <button type="submit"
                    class="bg-blue-600 text-white hover:bg-blue-700 font-medium py-2 px-6 rounded-md transition-colors">
                Submit
            </button>
            <div id="form-messages"></div>
        </form>
    </div>
    {% block comments %}
        {% if comments.is_empty() %}
            <div id="comments-list" class="text-center py-8 text-gray-500">
                <svg class="w-12 h-12 mx-auto mb-3 text-gray-400"
                     fill="none"
                     viewBox="0 0 24 24"
                     stroke="currentColor">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 12h.01M12 12h.01M16 12h.01M21 12c0 4.418-4.03 8-9 8a9.863 9.863 0 01-4.255-.949L3 20l1.395-3.72C3.512 15.042 3 13.574 3 12c0-4.418 4.03-8 9-8s9 3.582 9 8z" />
                </svg>
                <p>No comments yet. Be the first to comment!</p>
            </div>
        {% else %}
            {% let post_id = comments[0].post_id %}
            <div id="comments-list" class="space-y-4">
                {% for comment in comments %}
                    {% include "posts/comments/card.html" %}
                {% endfor %}
                <div id="load-more-comments" class="text-center mt-6">
                    {% if current_page < max_page %}
                        <div class="flex flex-col items-center space-y-6">
                            <button hx-get="/posts/{{ post_id }}/comments?page={{ current_page + 1 }}"
                                    hx-target="#load-more-comments"
                                    hx-swap="outerHTML"
                                    hx-indicator="#comment-indicator"
                                    class="text-center bg-gray-200 text-gray-700 hover:bg-gray-300 font-medium py-2 px-6 rounded-md transition-colors">
                                Load more comments
                            </button>
                            <span id="comment-indicator" class="htmx-indicator">
                                {% call macros::spinner(class="text-gray-300 w-6 h-6", highlight_class="text-gray-700", size=24) %}
                                </span>
                            </div>
                        {% else %}
                            <p class="text-gray-600">No more comments. Check back later for more!</p>
                        {% endif %}
                    </div>
                </div>
            {% endif %}
        </div>
    {% endblock %}