{% set page_title = title %}
{% extends "base.html" %}
{% import "common_elements.html" as common_elements %}
{% import "comments.html" as comments %}
{% block style %}
    details > summary{
        background-color: var(--interface-color);
        border-style: outset;
        border-width: 2px;
        font-weight: bold;
        padding-bottom: 2px;
    }
    details > summary:hover{
        text-decoration: underline;
    }

    .playability-error{
        height: 360px;
        width: 640px;
        grid-column: 2;
        background-color: var(--video-background-color);
        text-align:center;
    }
        .playability-error span{
            position: relative;
            top: 50%;
            transform: translate(-50%, -50%);
        }

    .live-url-choices{
        height: 360px;
        width: 640px;
        grid-column: 2;
        background-color: var(--video-background-color);
        padding: 25px 0px 0px 25px;
    }
        .live-url-choices ol{
            list-style: none;
            padding:0px;
            margin:0px;
            margin-top: 15px;
        }
        .live-url-choices input{
            width: 400px;
        }
        .url-choice-label{
            display: inline-block;
            width: 150px;
        }

    {% if theater_mode %}
        video{
            grid-column: 1 / span 5;
            justify-self: center;
            max-width: 100%;
            width: {{ theater_video_target_width }}px;
            max-height: {{ video_height }}px;
            margin-bottom: 10px;
            background-color: var(--video-background-color);
        }
        .side-videos{
            grid-row: 2 /span 3;
            width: 400px;
        }
        .video-info{
            width: 640px;
        }
    {% else %}
        video{
            height: 360px;
            width: 640px;
            grid-column: 2;
        }
        .side-videos{
            grid-row: 1 /span 4;
        }
    {% endif %}

    main{
        display:grid;
        grid-template-columns: 1fr 640px 40px 400px 1fr;
        grid-template-rows: auto auto auto auto;
        align-content: start;
    }

        .video-info{
            grid-column: 2;
            grid-row: 2;
            display: grid;
            grid-template-rows: 0fr 0fr 0fr 20px 0fr 0fr;
            grid-template-columns: 1fr 1fr;
            align-content: start;
        }
            .video-info > .title{
                grid-column: 1 / span 2;
                min-width: 0;
            }
            .video-info > .labels{
                justify-self:start;
                list-style: none;
                padding: 0px;
                margin: 5px 0px;
            }
            .video-info > .labels:empty{
                margin: 0px;
            }
                .labels > li{
                    display: inline;
                    margin-right:5px;
                    background-color: var(--interface-color);
                    padding: 2px 5px;
                    border-style: solid;
                    border-width: 1px;
                }
            .video-info > address{
                grid-column: 1;
                grid-row: 3;
                justify-self: start;
            }
            .video-info > .views{
                grid-column: 2;
                grid-row: 3;
                justify-self:end;
            }
            .video-info > time{
                grid-column: 1;
                grid-row: 4;
                justify-self:start;
            }
            .video-info > .likes-dislikes{
                grid-column: 2;
                grid-row: 4;
                justify-self:end;
            }
            .video-info > .download-dropdown{
                grid-column:1 / span 2;
                grid-row: 6;
            }
            .video-info > .checkbox{
                justify-self:end;
                align-self: start;

                grid-row: 5;
                grid-column: 2;
            }
            .video-info > .description{
                background-color:var(--interface-color);
                margin-top:8px;
                white-space: pre-wrap;
                min-width: 0;
                word-wrap: break-word;
                grid-column: 1 / span 2;
                grid-row: 7;
                padding: 5px;
            }

            .music-list{
                grid-row:8;
                grid-column: 1 / span 2;
                background-color: var(--interface-color);
                padding-bottom: 7px;
            }
                .music-list table,th,td{
                    border: 1px solid;
                }
                .music-list th,td{
                    padding-left:4px;
                    padding-right:5px;
                }
                .music-list caption{
                    text-align:left;
                    font-weight:bold;
                    margin-bottom:5px;
                }
            .more-info{
                grid-row: 9;
                grid-column: 1 / span 2;
                background-color: var(--interface-color);
            }
                .more-info > summary{
                    font-weight: normal;
                    border-width: 1px 0px;
                    border-style: solid;
                }
                .more-info-content{
                    padding: 5px;
                }
                    .more-info-content p{
                        margin: 8px 0px;
                    }
        .comments-area-outer{
            grid-column: 2;
            grid-row: 3;
            margin-top:10px;
        }
        .comments-disabled{
            background-color: var(--interface-color);
            padding: 5px;
            font-weight: bold;
        }
        .comments-area-inner{
            padding-top: 10px;
        }
            .comment{
                width:640px;
            }

        .side-videos{
            grid-column: 4;
            max-width: 640px;
        }
            .playlist{
                border-style: solid;
                border-width: 2px;
                border-color: lightgray;
                margin-bottom: 10px;
            }
                .playlist-header{
                    background-color: var(--interface-color);
                    padding: 3px;
                    border-bottom-style: solid;
                    border-bottom-width: 2px;
                    border-bottom-color: lightgray;
                }
                    .playlist-header h3{
                        margin: 2px;
                    }
                    .playlist-metadata{
                        list-style: none;
                        padding: 0px;
                        margin: 0px;
                    }
                        .playlist-metadata li{
                            display: inline;
                            margin: 2px;
                        }
                .playlist-videos{
                    height: 300px;
                    overflow-y: scroll;
                    display: grid;
                    grid-auto-rows: 90px;
                    grid-row-gap: 10px;
                    padding-top: 10px;
                }
            .related-videos-inner{
                padding-top: 10px;
                display: grid;
                grid-auto-rows: 90px;
                grid-row-gap: 10px;
            }
                .thumbnail-box{     /* overides rule in shared.css */
                    height: 90px !important;
                    width: 120px !important;
                }

    /* Put related vids below videos when window is too small */
    /* 1100px instead of 1080 because W3C is full of idiots who include scrollbar width */
    @media (max-width:1100px){
        main{
            grid-template-columns: 1fr 640px 40px 1fr;
        }
        .side-videos{
            margin-top: 10px;
            grid-column: 2;
            grid-row: 3;
            width: initial;
        }
        .comments-area-outer{
            grid-row: 4;
        }
    }

    .download-dropdown-content{
        background-color: var(--interface-color);
        padding: 10px;
        list-style: none;
        margin: 0px;
    }
        li.download-format{
            margin-bottom: 7px;
        }
            .format-attributes{
                list-style: none;
                padding: 0px;
                margin: 0px;
                display: flex;
                flex-direction: row;
            }
                .format-attributes li{
                    white-space: nowrap;
                    max-height: 1.2em;
                }
                .format-ext{
                    width: 60px;
                }
                .format-video-quality{
                    width: 140px;
                }
                .format-audio-quality{
                    width: 120px;
                }
                .format-file-size{
                    width: 80px;
                }
                .format-codecs{
                    width: 120px;
                }
{% endblock style %}

{% block main %}
    {% if playability_error %}
        <div class="playability-error">
            <span>{{ 'Error: ' + playability_error }}
            {% if invidious_reload_button %}
                <a href="{{ video_url }}&use_invidious=0"><br>
Reload without invidious (for usage of new identity button).</a>
            {% endif %}
            </span>
        </div>
    {% elif (video_sources.__len__() == 0 or live) and hls_formats.__len__() != 0 %}
        <div class="live-url-choices">
            <span>Copy a url into your video player:</span>
            <ol>
                {% for fmt in hls_formats %}
                    <li class="url-choice"><div class="url-choice-label">{{ fmt['video_quality'] }}: </div><input class="url-choice-copy" value="{{ fmt['url'] }}" readonly onclick="this.select();"></li>
                {% endfor %}
            </ol>
        </div>
    {% else %}
        <video controls autofocus class="video">
            {% for video_source in video_sources %}
                <source src="{{ video_source['src'] }}" type="{{ video_source['type'] }}">
            {% endfor %}

            {% for source in subtitle_sources %}
                {% if source['on'] %}
                    <track label="{{ source['label'] }}" src="{{ source['url'] }}" kind="subtitles" srclang="{{ source['srclang'] }}" default>
                {% else %}
                    <track label="{{ source['label'] }}" src="{{ source['url'] }}" kind="subtitles" srclang="{{ source['srclang'] }}">
                {% endif %}
            {% endfor %}

        </video>
    {% endif %}

    <div class="video-info">
        <h2 class="title">{{ title }}</h2>
        <ul class="labels">
            {%- if unlisted -%}
                <li class="is-unlisted">Unlisted</li>
            {%- endif -%}
            {%- if age_restricted -%}
                <li class="age-restricted">Age-restricted</li>
            {%- endif -%}
            {%- if limited_state -%}
                <li>Limited state</li>
            {%- endif -%}
            {%- if live -%}
                <li>Live</li>
            {%- endif -%}
        </ul>
        <address>Uploaded by <a href="{{ uploader_channel_url }}">{{ uploader }}</a></address>
        <span class="views">{{ view_count }} views</span>


        <time datetime="$upload_date">Published on {{ time_published }}</time>
        <span class="likes-dislikes">{{ like_count }} likes {{ dislike_count }} dislikes</span>
        <details class="download-dropdown">
            <summary class="download-dropdown-label">Download</summary>
            <ul class="download-dropdown-content">
                {% for format in download_formats %}
                    <li class="download-format">
                        <a class="download-link" href="{{ format['url'] }}">
                            <ol class="format-attributes">
                                <li class="format-ext">{{ format['ext'] }}</li>
                                <li class="format-video-quality">{{ format['video_quality'] }}</li>
                                <li class="format-audio-quality">{{ format['audio_quality'] }}</li>
                                <li class="format-file-size">{{ format['file_size'] }}</li>
                                <li class="format-codecs">{{ format['codecs'] }}</li>
                            </ol>
                        </a>
                    </li>
                {% endfor %}
                {% for download in other_downloads %}
                    <li class="download-format">
                        <a href="{{ download['url'] }}">
                            <ol class="format-attributes">
                                <li class="format-ext">{{ download['ext'] }}</li>
                                <li class="format-label">{{ download['label'] }}</li>
                            </ol>
                        </a>
                    </li>
                {% endfor %}
            </ul>
        </details>
        <input class="checkbox" name="video_info_list" value="{{ video_info }}" form="playlist-edit" type="checkbox">


        <span class="description">{{ common_elements.text_runs(description)|urlize }}</span>
        <div class="music-list">
            {% if music_list.__len__() != 0 %}
                <hr>
                <table>
                    <caption>Music</caption>
                    <tr>
                        {% for attribute in music_attributes %}
                            <th>{{ attribute }}</th>
                        {% endfor %}
                    </tr>
                    {% for track in music_list %}
                        <tr>
                            {% for attribute in music_attributes %}
                                <td>{{ track.get(attribute.lower(), '') }}</td>
                            {% endfor %}
                        </tr>
                    {% endfor %}
                </table>
            {% endif %}
        </div>
        <details class="more-info">
            <summary>More info</summary>
            <div class="more-info-content">
                <p>Tor exit node: {{ ip_address }}</p>
                {% if invidious_used %}
                    <p>Used Invidious as fallback.</p>
                {% endif %}
                <p class="allowed-countries">Allowed countries: {{ allowed_countries|join(', ') }}</p>
            </div>
        </details>
    </div>

    <div class="side-videos">
        {% if playlist %}
            <div class="playlist">
                <div class="playlist-header">
                    <a href="{{ playlist['url'] }}" title="{{ playlist['title'] }}"><h3>{{ playlist['title'] }}</h3></a>
                    <ul class="playlist-metadata">
                        <li>Autoplay: <input type="checkbox" id="autoplay-toggle"></li>
                        {% if playlist['current_index'] is none %}
                            <li>[Error!]/{{ playlist['video_count'] }}</li>
                        {% else %}
                            <li>{{ playlist['current_index']+1 }}/{{ playlist['video_count'] }}</li>
                        {% endif %}
                        <li><a href="{{ playlist['author_url'] }}" title="{{ playlist['author'] }}">{{ playlist['author'] }}</a></li>
                    </ul>
                </div>
                <nav class="playlist-videos">
                    {% for info in playlist['items'] %}
                        {# non-lazy load for 5 videos surrounding current video #}
                        {# for non-js browsers or old such that IntersectionObserver doesn't work #}
                        {# -10 is sentinel to not load anything if there's no current_index for some reason #}
                        {% if (playlist.get('current_index', -10) - loop.index0)|abs is lt(5)  %}
                            {{ common_elements.item(info, include_badges=false, lazy_load=false) }}
                        {% else %}
                            {{ common_elements.item(info, include_badges=false, lazy_load=true) }}
                        {% endif %}
                    {% endfor %}
                </nav>
                {% if playlist['current_index'] is not none %}
                    <script>
                        // from https://stackoverflow.com/a/6969486
                        function escapeRegExp(string) {
                          return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); // $& means the whole matched string
                        }
                        var playability_error = {{ 'true' if playability_error else 'false' }};
                        var playlist_id = {{ playlist['id']|tojson }};
                        playlist_id = escapeRegExp(playlist_id);

                        // read cookies on whether to autoplay thru playlist
                        // pain in the ass:
                        // https://developer.mozilla.org/en-US/docs/Web/API/Document/cookie
                        var cookieValue = document.cookie.replace(new RegExp(
                            '(?:(?:^|.*;\\s*)autoplay_' + playlist_id + '\\s*\\=\\s*([^;]*).*$)|^.*$'), '$1');
                        var autoplayEnabled = 0;
                        if(cookieValue.length === 0){
                            autoplayEnabled = 0;
                        } else {
                            autoplayEnabled = Number(cookieValue);
                        }

                        // check the checkbox if autoplay is on
                        var checkbox = document.querySelector('#autoplay-toggle');
                        if(autoplayEnabled){
                            checkbox.checked = true;
                        }

                        // listen for checkbox to turn autoplay on and off
                        checkbox.addEventListener( 'change', function() {
                            if(this.checked) {
                                autoplayEnabled = 1;
                                document.cookie = 'autoplay_' + playlist_id + '=1';
                            } else {
                                autoplayEnabled = 0;
                                document.cookie = 'autoplay_' + playlist_id + '=0';
                            }
                        });

                        if(!playability_error){
                            // play the video if autoplay is on
                            var vid = document.querySelector('video');
                            if(autoplayEnabled){
                                vid.play();
                            }
                        }

                        var currentIndex = {{ playlist['current_index']|tojson }};
                        {% if playlist['current_index']+1 == playlist['items']|length %}
                            var nextVideoUrl = null;
                        {% else %}
                            var nextVideoUrl = {{ (playlist['items'][playlist['current_index']+1]['url'])|tojson }};
                        {% endif %}
                        var nextVideoDelay = 1000;

                        // scroll playlist to proper position
                        var pl = document.querySelector('.playlist-videos');
                        // item height + gap == 100
                        pl.scrollTop = 100*currentIndex;

                        // go to next video when video ends
                        // https://stackoverflow.com/a/2880950
                        if(nextVideoUrl){
                            if(playability_error){
                                videoEnded();
                            } else {
                                vid.addEventListener('ended', videoEnded, false);
                            }
                            function nextVideo(){
                                if(autoplayEnabled){
                                    window.location.href = nextVideoUrl;
                                }
                            }
                            function videoEnded(e) {
                                window.setTimeout(nextVideo, nextVideoDelay);
                            }
                        }
                    </script>
                {% endif %}
                {% if playlist['id'] is not none %}
                    <script>
                        // lazy load playlist images
                        // copied almost verbatim from
                        // https://css-tricks.com/tips-for-rolling-your-own-lazy-loading/
                        // IntersectionObserver isn't supported in pre-quantum
                        // firefox versions, but the alternative of making it
                        // manually is a performance drain, so oh well
                        var observer = new IntersectionObserver(lazyLoad, {

                          // where in relation to the edge of the viewport, we are observing
                          rootMargin: "100px",

                          // how much of the element needs to have intersected 
                          // in order to fire our loading function
                          threshold: 1.0

                        });

                        function lazyLoad(elements) {
                          elements.forEach(item => {
                            if (item.intersectionRatio > 0) {

                              // set the src attribute to trigger a load
                              item.target.src = item.target.dataset.src;

                              // stop observing this element. Our work here is done!
                              observer.unobserve(item.target);
                            };
                          });
                        };

                        // Tell our observer to observe all img elements with a "lazy" class
                        var lazyImages = document.querySelectorAll('img.lazy');
                        lazyImages.forEach(img => {
                          observer.observe(img);
                        });
                    </script>
                {% endif %}
            </div>
        {% endif %}

        {% if related_videos_mode != 0 %}
            <details class="related-videos-outer" {{'open' if related_videos_mode == 1 else ''}}>
                <summary>Related Videos</summary>
                <nav class="related-videos-inner">
                    {% for info in related %}
                        {{ common_elements.item(info, include_badges=false) }}
                    {% endfor %}
                </nav>
            </details>
        {% endif %}
    </div>

    {% if comments_mode != 0 %}
        {% if comments_disabled %}
            <div class="comments-area-outer comments-disabled">Comments disabled</div>
        {% else %}
            <details class="comments-area-outer" {{'open' if comments_mode == 1 else ''}}>
                <summary>{{ comment_count|commatize }} comment{{'s' if comment_count != 1 else ''}}</summary>
                <section class="comments-area-inner comments-area">
                    {% if comments_info %}
                        {{ comments.video_comments(comments_info) }}
                    {% endif %}
                </section>
            </details>
        {% endif %}
    {% endif %}
{% endblock main %}