skill-tree-portfolio/src/lib/components/SeoContent.svelte

<script lang="ts">
	// Screen-reader / crawler-only rendition of the portfolio.
	//
	// The interactive tree lives entirely on a PixiJS canvas, which search
	// engines and assistive tech can't read. This component renders the same
	// content (sourced from data.ts — the single source of truth) as real,
	// prerendered semantic HTML, visually hidden via the global `.sr-only` class.
	import {
		treeNodes,
		type ExperienceNode,
		type ProjectNode,
		type EducationNode,
		type OriginNode
	} from '$lib/data';
	import { aggregateSkills, BRANCH_IDS } from '$lib/utils/stats';

	const origin = treeNodes.find((n): n is OriginNode => n.category === 'origin');

	// Leaf nodes only — container/branch nodes lack these category fields.
	const jobs = treeNodes.filter(
		(n): n is ExperienceNode => n.category === 'experience' && !!n.company
	);
	const projects = treeNodes.filter(
		(n): n is ProjectNode => n.category === 'projects' && !!n.techStack?.length
	);
	const education = treeNodes.filter(
		(n): n is EducationNode => n.category === 'education' && !!n.institution
	);

	// Newest experience first (reverse-chronological, résumé convention).
	const jobsNewestFirst = [...jobs].reverse();

	const skillsByBranch = aggregateSkills();
</script>

{#if origin}
	<section class="sr-only" aria-label="Portfolio (text version)">
		<h1>{origin.fullName} — {origin.jobTitle}</h1>
		{#if origin.aboutMe}<p>{origin.aboutMe}</p>{/if}
		{#if origin.location}<p>Location: {origin.location}</p>{/if}

		<nav aria-label="Contact and profiles">
			<ul>
				{#if origin.email}<li><a href="mailto:{origin.email}">Email: {origin.email}</a></li>{/if}
				{#if origin.linkedIn}<li><a href={origin.linkedIn}>LinkedIn</a></li>{/if}
				{#if origin.github}<li><a href={origin.github}>GitHub</a></li>{/if}
				{#if origin.website}<li><a href={origin.website}>Website</a></li>{/if}
				{#if origin.resumeUrl}<li><a href={origin.resumeUrl}>Résumé (PDF)</a></li>{/if}
			</ul>
		</nav>

		<section aria-label="Work experience">
			<h2>Work Experience</h2>
			{#each jobsNewestFirst as job (job.id)}
				<article>
					<h3>{job.jobTitle} — {job.company}</h3>
					{#if job.startDate}<p>{job.startDate} – {job.endDate || 'Present'}</p>{/if}
					{#if job.highlights?.length}
						<ul>
							{#each job.highlights as highlight (highlight)}
								<li>{highlight}</li>
							{/each}
						</ul>
					{/if}
				</article>
			{/each}
		</section>

		<section aria-label="Projects">
			<h2>Projects</h2>
			{#each projects as project (project.id)}
				<article>
					<h3>{project.label}</h3>
					<p>{project.description}</p>
					{#if project.techStack?.length}
						<p>Tech: {project.techStack.join(', ')}</p>
					{/if}
					<ul>
						{#if project.projectUrl}<li><a href={project.projectUrl}>Live site</a></li>{/if}
						{#if project.repoUrl}<li><a href={project.repoUrl}>Source code</a></li>{/if}
						{#if project.pypiUrl}<li><a href={project.pypiUrl}>PyPI package</a></li>{/if}
						{#if project.npmUrl}<li><a href={project.npmUrl}>npm package</a></li>{/if}
					</ul>
				</article>
			{/each}
		</section>

		<section aria-label="Technical skills">
			<h2>Technical Skills</h2>
			{#each BRANCH_IDS as branchId (branchId)}
				{@const branch = skillsByBranch[branchId]}
				{#if branch && branch.skills.length}
					<h3>{branch.label}</h3>
					<ul>
						{#each branch.skills as skill (skill.id)}
							<li>
								{skill.label}{#if skill.proficiency}
									({skill.proficiency}{#if skill.yearsOfExperience}, {skill.yearsOfExperience} years{/if})
								{/if}
							</li>
						{/each}
					</ul>
				{/if}
			{/each}
		</section>

		<section aria-label="Education">
			<h2>Education</h2>
			{#each education as edu (edu.id)}
				<article>
					<h3>
						{edu.degree}{#if edu.field}
							in {edu.field}{/if}
					</h3>
					<p>
						{edu.institution}{#if edu.graduationYear}, {edu.graduationYear}{/if}
					</p>
				</article>
			{/each}
		</section>
	</section>
{/if}