{% extends 'default.html.twig' %}

{% block content %}
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/photoswipe@5/dist/photoswipe.css">
{% set journal_entries = page.collection() %}
{% set stories_page = grav.pages.find(page.parent().route ~ '/stories') %}
{% set story_entries = stories_page ? stories_page.children.published() : [] %}

{% set all_items = [] %}
{% for e in journal_entries %}
    {% set all_items = all_items|merge([{'type': 'journal', 'page': e, 'date': e.date}]) %}
{% endfor %}
{% for s in story_entries %}
    {% set all_items = all_items|merge([{'type': 'story', 'page': s, 'date': s.date}]) %}
{% endfor %}

{# No sort needed: page.collection() returns journal entries date-descending per dailies.md config. Dailies has no stories, so no re-merge sort is needed. #}

{# Collect GPS entries for mini-map #}
{% set map_entries = [] %}
{% for item in all_items %}
    {% if item.type == 'journal' and item.page.header.lat is not empty and item.page.header.lng is not empty %}
        {% set map_entries = map_entries|merge([{
            'lat': item.page.header.lat,
            'lng': item.page.header.lng,
            'title': item.page.title,
            'slug': item.page.slug,
            'url': item.page.url,
            'force_connect': item.page.header.force_connect ? true : false,
            'transport_mode': item.page.header.transport_mode ? item.page.header.transport_mode : null
        }]) %}
    {% endif %}
{% endfor %}

{% set trip_page = page.parent() %}

{% if map_entries|length > 0 %}
<div class="feed-map-wrap">
    <div class="feed-map" id="feed-map"></div>
    <a class="feed-map-link" href="{{ page.parent().url }}/map">View full map →</a>
</div>

<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/maplibre-gl@4/dist/maplibre-gl.css">
<script src="https://cdn.jsdelivr.net/npm/maplibre-gl@4/dist/maplibre-gl.js"></script>
<script src="{{ url('theme://js/maplibre-utils.js') }}"></script>
<script>
var FEED_ENTRIES = {{ map_entries|json_encode|raw }};
{% set _ac = trip_page.header.autoconnect ?? 'on' %}
var AUTOCONNECT  = "{{ _ac == 'intelligent_gpx' ? 'on' : _ac }}";

var feedMap = new maplibregl.Map({
    container: 'feed-map',
    style: MapUtils.MAP_STYLE,
    center: [20, 20],
    zoom: 2
});

feedMap.on('load', function () {
    var bounds = new maplibregl.LngLatBounds();

    FEED_ENTRIES.forEach(function (entry, i) {
        var isLatest = (i === FEED_ENTRIES.length - 1);
        var lngLat   = [parseFloat(entry.lng), parseFloat(entry.lat)];
        bounds.extend(lngLat);

        var el = MapUtils.createDotMarker(isLatest);
        el.dataset.url = entry.url;
        var popup = new maplibregl.Popup({ offset: 12, closeButton: false, closeOnClick: false, className: 'map-tip-popup' })
            .setLngLat(lngLat)
            .setHTML('<span class="map-tip">' + entry.title + '</span>');
        el.addEventListener('mouseenter', function () { popup.addTo(feedMap); });
        el.addEventListener('mouseleave', function () { popup.remove(); });
        el.addEventListener('click', function () { window.location.href = entry.url; });

        new maplibregl.Marker({ element: el }).setLngLat(lngLat).addTo(feedMap);
    });

    if (FEED_ENTRIES.length === 1) {
        feedMap.jumpTo({ center: [parseFloat(FEED_ENTRIES[0].lng), parseFloat(FEED_ENTRIES[0].lat)], zoom: 10 });
    } else {
        feedMap.fitBounds(bounds, { padding: 60, maxZoom: 11 });
    }

    var segments = MapUtils.buildJourneySegments(FEED_ENTRIES, { connectMode: AUTOCONNECT });
    MapUtils.addJourneySegments(feedMap, segments, 'feed-journey');
});
</script>
{% endif %}

<div class="feed">
    {% if all_items|length > 0 %}
        {% for item in all_items %}
            {% set entry = item.page %}

            {% if item.type == 'journal' %}
            {% set weather_icons = {
                'Sunny': '☀️', 'Partly cloudy': '⛅', 'Cloudy': '☁️',
                'Foggy': '🌫️', 'Drizzle': '🌦️', 'Rain': '🌧️',
                'Snow': '❄️', 'Thunderstorm': '⛈️'
            } %}
            <article class="journal-post" id="entry-{{ entry.slug }}" data-type="journal" data-lat="{{ entry.header.lat }}" data-lng="{{ entry.header.lng }}">
                <header class="journal-post-header">
                    <h2 class="journal-post-title">{{ entry.title }}</h2>
                    <p class="journal-post-meta">
                        <a class="journal-post-permalink" href="{{ entry.url }}">
                            <time datetime="{{ entry.date|date('Y-m-d') }}">{{ entry.date|date('d M Y')|upper }}</time>
                        </a>
                        {% if entry.header.location_city or entry.header.location_country %}
                        <span class="journal-post-location">
                            · 📍
                            {%- set _loc = [] -%}
                            {%- if entry.header.location_city -%}{%- set _loc = _loc|merge([entry.header.location_city]) -%}{%- endif -%}
                            {%- if entry.header.location_country -%}{%- set _loc = _loc|merge([entry.header.location_country]) -%}{%- endif -%}
                            {{ _loc|join(', ') }}
                        </span>
                        {% endif %}
                        {% if entry.header.weather_desc %}
                        <span class="journal-post-weather">· {{ weather_icons[entry.header.weather_desc] ?? '' }} {{ entry.header.weather_desc }}</span>
                        {% endif %}
                    </p>
                </header>

                {% set images = entry.media.images %}
                {% if images|length > 0 %}
                {% set firstImg = images|first %}
                {% set wrapRatio = firstImg.height > firstImg.width ? '4 / 5' : '4 / 3' %}
                <div class="journal-photo-wrap" style="aspect-ratio: {{ wrapRatio }}">
                    <div class="journal-photo-strip pswp-gallery" id="gallery-{{ entry.slug }}">
                        {% for img in images %}
                        <a class="journal-photo-slide"
                           href="{{ img.url }}"
                           data-pswp-width="{{ img.width }}"
                           data-pswp-height="{{ img.height }}"
                           style="--thumb: url('{{ img.cropResize(900, 675).url }}')"
                           target="_blank">
                            <img src="{{ img.cropResize(900, 675).url }}" alt="{{ entry.title }}" loading="lazy">
                        </a>
                        {% endfor %}
                    </div>
                    {% if images|length > 1 %}
                    <div class="journal-photo-dots" aria-hidden="true">
                        {% for img in images %}
                        <span class="journal-photo-dot{% if loop.first %} is-active{% endif %}"></span>
                        {% endfor %}
                    </div>
                    {% endif %}
                    <button class="journal-photo-expand" aria-label="View full size">
                        <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><path d="M15 3h6v6M9 21H3v-6M21 3l-7 7M3 21l7-7"/></svg>
                    </button>
                </div>
                {% endif %}

                <div class="journal-post-body">{{ entry.content|raw }}</div>
            </article>
            {% else %}
            {% set hero = null %}
            {% if entry.header.hero_image and entry.media[entry.header.hero_image] is defined %}
                {% set hero = entry.media[entry.header.hero_image] %}
            {% elseif entry.media.images|length > 0 %}
                {% set hero = entry.media.images|first %}
            {% endif %}
            <a class="entry-card entry-card--story" id="entry-{{ entry.slug }}" data-type="story" href="{{ entry.url }}">
                    {% if hero %}
                    <div class="entry-card-photo entry-card-photo--story">
                        <img src="{{ hero.cropResize(720, 405).url }}" alt="{{ entry.title }}" loading="lazy">
                    </div>
                    {% endif %}
                    <div class="entry-card-body">
                        <span class="story-badge">✦ Story</span>
                        <h2 class="entry-title">{{ entry.title }}</h2>
                    </div>
            </a>
            {% endif %}
        {% endfor %}
    {% else %}
        <p class="feed-empty">No entries yet. The journey is about to begin.</p>
    {% endif %}
</div>

<script type="module">
import PhotoSwipeLightbox from 'https://cdn.jsdelivr.net/npm/photoswipe@5/dist/photoswipe-lightbox.esm.min.js';

const lightbox = new PhotoSwipeLightbox({
    gallery: '.pswp-gallery',
    children: 'a.journal-photo-slide',
    pswpModule: () => import('https://cdn.jsdelivr.net/npm/photoswipe@5/dist/photoswipe.esm.min.js')
});
lightbox.init();

/* Per-strip: dot sync + expand button → tap the visible slide to trigger pswp */
document.querySelectorAll('.journal-photo-wrap').forEach(function (wrap) {
    var strip     = wrap.querySelector('.journal-photo-strip');
    var slides    = Array.from(strip.querySelectorAll('a.journal-photo-slide'));
    var expandBtn = wrap.querySelector('.journal-photo-expand');
    var article   = wrap.closest('article');
    var dots      = article ? Array.from(article.querySelectorAll('.journal-photo-dot')) : [];
    var visibleIdx = 0;

    var io = new IntersectionObserver(function (entries) {
        entries.forEach(function (e) {
            if (!e.isIntersecting) return;
            visibleIdx = slides.indexOf(e.target);
            dots.forEach(function (d) { d.classList.remove('is-active'); });
            if (dots[visibleIdx]) dots[visibleIdx].classList.add('is-active');
        });
    }, { root: strip, threshold: 0.5 });
    slides.forEach(function (s) { io.observe(s); });

    if (expandBtn && slides.length) {
        expandBtn.addEventListener('click', function () {
            slides[visibleIdx].dispatchEvent(new MouseEvent('click', { bubbles: true, cancelable: true }));
        });
    }
});
</script>
{% endblock %}