madplay.github.io/timeline.html at master · madplay/madplay.github.io · GitHub

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---
layout: default
---

<link rel="stylesheet" href="{{ site.baseurl }}/css/custom/timeline.css">

<div class="max-w-4xl mx-auto px-4 md:px-12 py-8 md:py-12">
    {% assign default_lang = site.default_lang | default: 'ko' %}
    {% assign timeline_posts_count = 0 %}
    {% for post in site.posts %}
    {% if post.lang == nil or post.lang == '' or post.lang == default_lang %}
    {% assign timeline_posts_count = timeline_posts_count | plus: 1 %}
    {% endif %}
    {% endfor %}
    <div class="timeline-header">
        <h1>Timeline</h1>
        <p>현재까지 {{ timeline_posts_count }}개의 글을 작성했어요.</p>
    </div>

    {% assign grouped_posts = site.posts | group_by_exp: "post", "post.date | date: '%Y'" %}
    {% assign sorted_years = grouped_posts | sort: "name" | reverse %}

    <div class="timeline-years-nav">
        {% for year_group in sorted_years %}
        {% assign visible_posts_count = 0 %}
        {% for post in year_group.items %}
        {% if post.lang == nil or post.lang == '' or post.lang == default_lang %}
        {% assign visible_posts_count = visible_posts_count | plus: 1 %}
        {% endif %}
        {% endfor %}
        {% if visible_posts_count > 0 %}
        <a href="#timeline-year-{{ year_group.name }}" class="timeline-year-tag">
            {{ year_group.name }}
            <span class="timeline-year-tag-count">({{ visible_posts_count }})</span>
        </a>
        {% endif %}
        {% endfor %}
    </div>

    <div class="timeline-container">
        <div class="timeline-line"></div>

        {% for year_group in sorted_years %}
        {% assign visible_posts_count = 0 %}
        {% for post in year_group.items %}
        {% if post.lang == nil or post.lang == '' or post.lang == default_lang %}
        {% assign visible_posts_count = visible_posts_count | plus: 1 %}
        {% endif %}
        {% endfor %}
        {% if visible_posts_count > 0 %}
        <div id="timeline-year-{{ year_group.name }}" class="timeline-year">
            <div class="timeline-year-header">
                <div class="timeline-year-dot"></div>
                <span class="timeline-year-title">{{ year_group.name }}</span>
                <span class="timeline-year-count">({{ visible_posts_count }})</span>
            </div>

            <div class="timeline-posts">
                {% for post in year_group.items %}
                {% if post.lang == nil or post.lang == '' or post.lang == default_lang %}
                <div class="timeline-post">
                    <a href="{{ site.baseurl }}{{ post.url }}" class="timeline-post-link">
                        <div class="timeline-post-title">{{ post.title }}</div>
                        <time class="timeline-post-date">{{ post.date | date: "%Y년 %m월 %d일" }}</time>
                    </a>
                </div>
                {% endif %}
                {% endfor %}
            </div>
        </div>
        {% endif %}
        {% endfor %}

        <div class="timeline-milestone">
            <div class="timeline-year-dot" style="background-color: rgb(34 197 94);"></div>
            <div class="timeline-milestone-content">
                <div class="timeline-milestone-title">GitHub 블로그로 이전</div>
                <div class="timeline-milestone-date">2018년 1월 1일</div>
            </div>
        </div>

        <div class="timeline-milestone">
            <div class="timeline-year-dot" style="background-color: rgb(34 197 94);"></div>
            <div class="timeline-milestone-content">
                <div class="timeline-milestone-title">블로그 시작</div>
                <div class="timeline-milestone-date">2014년 6월 18일부터</div>
            </div>
        </div>
    </div>
</div>

<script>
    document.querySelectorAll('.timeline-year-tag[href^="#"]').forEach(anchor => {
        anchor.addEventListener('click', function (e) {
            e.preventDefault();
            const targetId = this.getAttribute('href').substring(1);
            const targetElement = document.getElementById(targetId);
            if (!targetElement) return;

            document.querySelectorAll('.timeline-year-tag').forEach(tag => {
                tag.classList.remove('active');
            });

            this.classList.add('active');

            const headerOffset = 80;
            const elementPosition = targetElement.getBoundingClientRect().top;
            const offsetPosition = elementPosition + window.pageYOffset - headerOffset;

            window.scrollTo({
                top: offsetPosition,
                behavior: 'smooth'
            });
        });
    });

    function updateActiveTimelineYear() {
        const years = document.querySelectorAll('.timeline-year[id]');
        const tags = document.querySelectorAll('.timeline-year-tag[href^="#"]');
        const headerOffset = 100;
        let currentYear = '';

        years.forEach(year => {
            const yearTop = year.getBoundingClientRect().top;
            const yearId = year.getAttribute('id');

            if (yearTop <= headerOffset && yearTop >= -200) {
                currentYear = yearId;
            }
        });

        tags.forEach(tag => {
            tag.classList.remove('active');
        });

        if (currentYear) {
            const activeTag = document.querySelector(`.timeline-year-tag[href="#${currentYear}"]`);
            if (activeTag) {
                activeTag.classList.add('active');
            }
        }
    }

    let timelineScrollTimeout;
    window.addEventListener('scroll', function () {
        if (timelineScrollTimeout) {
            clearTimeout(timelineScrollTimeout);
        }
        timelineScrollTimeout = setTimeout(updateActiveTimelineYear, 100);
    });

    updateActiveTimelineYear();
</script>