{% extends "base.html" %}

{% block title %}{% if archive_title %}{{ archive_title }}{% else %}Archive{% endif %} - {{ site_title }}{% endblock %}

{% block meta_tags %}
{% from '_listing_meta_tags.html' import listing_meta_tags with context %}
{{ listing_meta_tags(archive_title ~ " - " ~ site_title if archive_title else site_title) }}
{% endblock %}

{% block extra_head %}
<link rel="stylesheet" href="{{ archive_css_url }}">
{% endblock %}

{% from '_pagination.html' import pagination %}
{% from '_post_summary.html' import post_summary with context %}

{% block content %}
{% if posts and not archive_title %}
{# Main archive page - build year/month structure first for both content and TOC #}
{% set ns = namespace(years={}) %}
{% for post in posts %}
    {% if post.date %}
        {% set year = post.date.year %}
        {% set month = post.date.month %}
        {% set month_name = post.date.strftime('%B') %}
        {% set month_key = '%02d'|format(month) %}

        {% if year not in ns.years %}
            {% set _ = ns.years.update({year: {}}) %}
        {% endif %}
        {% if month_key not in ns.years[year] %}
            {% set _ = ns.years[year].update({month_key: {'name': month_name, 'posts': []}}) %}
        {% endif %}
        {% set _ = ns.years[year][month_key]['posts'].append(post) %}
    {% endif %}
{% endfor %}

{# Pre-compute year post counts for use in both the main content and the TOC #}
{% set year_counts = {} %}
{% for year in ns.years %}
    {% set year_count_ns = namespace(count=0) %}
    {% for month_key in ns.years[year] %}
        {% set year_count_ns.count = year_count_ns.count + ns.years[year][month_key]['posts']|length %}
    {% endfor %}
    {% set _ = year_counts.update({year: year_count_ns.count}) %}
{% endfor %}

{% set total_post_count = posts|length %}

<div class="archive-with-toc">
    <div class="archive">
        <h1>Archive <span class="archive-post-count">({{ total_post_count }} {{ 'post' if total_post_count == 1 else 'posts' }})</span></h1>
        {{ pagination(page, total_pages, pagination_page_urls) }}

        {% for year in ns.years.keys()|sort(reverse=True) %}
        <section class="archive-year" id="archive-{{ year }}">
            <h2><a href="/{{ year }}/{{ pagination_page1_suffix }}">{{ year }}</a> <span class="archive-post-count">({{ year_counts[year] }} {{ 'post' if year_counts[year] == 1 else 'posts' }})</span></h2>

            {% for month_key in ns.years[year].keys()|sort(reverse=True) %}
            {% set month_count = ns.years[year][month_key]['posts']|length %}
            <section class="archive-month" id="archive-{{ year }}-{{ month_key }}">
                <h3><a href="/{{ year }}/{{ month_key }}/{{ pagination_page1_suffix }}">{{ ns.years[year][month_key]['name'] }}</a> <span class="archive-post-count">({{ month_count }} {{ 'post' if month_count == 1 else 'posts' }})</span></h3>

                <ul class="archive-post-list">
                {% for post in ns.years[year][month_key]['posts'] %}
                    <li>
                        <a href="{{ post.url }}" class="post-title{% if post.draft %} draft-title{% endif %}">{{ post.title }}{% if post.draft %} 🚧{% endif %}</a>
                        {% if post.category %}
                        <span class="archive-metadata">
                            <a href="/{{ category_dir }}/{{ post.safe_category }}/{{ pagination_page1_suffix }}" class="category-link">{{ post.category }}</a>
                        </span>
                        {% endif %}
                        {% if post.tags %}
                        <span class="archive-metadata">
                            {% for tag, safe_tag in post.sorted_tag_pairs() %}
                            <a href="/{{ tag_dir }}/{{ safe_tag }}/{{ pagination_page1_suffix }}" class="tag">{{ tag }}</a>
                            {% endfor %}
                        </span>
                        {% endif %}
                    </li>
                {% endfor %}
                </ul>
            </section>
            {% endfor %}
        </section>
        {% endfor %}

        {{ pagination(page, total_pages, pagination_page_urls) }}
    </div>

    <nav class="archive-toc" aria-label="Archive table of contents">
        <ul class="archive-toc-years">
            {% for year in ns.years.keys()|sort(reverse=True) %}
            <li class="archive-toc-year">
                <a href="#archive-{{ year }}">{{ year }} <span class="archive-toc-count">({{ year_counts[year] }})</span></a>
                <ul class="archive-toc-months">
                    {% for month_key in ns.years[year].keys()|sort(reverse=True) %}
                    <li><a href="#archive-{{ year }}-{{ month_key }}">{{ ns.years[year][month_key]['name'] }} <span class="archive-toc-count">({{ ns.years[year][month_key]['posts']|length }})</span></a></li>
                    {% endfor %}
                </ul>
            </li>
            {% endfor %}
        </ul>
    </nav>
</div>
{% else %}
<div class="archive">
    <h1>{% if archive_title %}{{ archive_title }}{% else %}Archive{% endif %}</h1>
    {{ pagination(page, total_pages, pagination_page_urls) }}

    {% if posts %}
    {# Date-based archive pages (year/month) - show full post content #}
    {% for post in posts %}
    {{ post_summary(post) }}
    {% endfor %}
    {% else %}
    <p>No posts yet.</p>
    {% endif %}

    {{ pagination(page, total_pages, pagination_page_urls) }}
</div>
{% endif %}
{% endblock %}