svelte-kit-vice/web/routes/uix/components/text/+page.svelte

<script lang="ts">
	import {
		Text,
		type TextStyle,
		type TextSize,
		type TextFamily,
		type TextWeight,
		type TextColor,
		type TextAlign
	} from '$uix/eidos/components/text';
	import { compileMorfo } from '$uix/morfo';
	import { textMorfo } from '@/uix/morfo/components/text';

	type Tab = 'live' | 'api' | 'morfo' | 'sema' | 'recipe' | 'a11y';
	type TraceEntry = { event: string; family: string; intent?: string; at: number };
	let tab = $state<Tab>('live');
	let trace = $state<TraceEntry[]>([]);
	let stageRef = $state<HTMLElement | null>(null);

	// ── Live state ────────────────────────────────────────────────────────
	let textStyle = $state<TextStyle>('body');
	let size = $state<TextSize | ''>('');
	let family = $state<TextFamily | ''>('');
	let weight = $state<TextWeight | ''>('');
	let color = $state<TextColor | ''>('');
	let align = $state<TextAlign | ''>('');
	let italic = $state(false);
	let underline = $state(false);
	let truncate = $state(false);
	let clamp = $state<number>(0);
	let content = $state(
		'Eidos Text composes the named foundation typography styles with per-axis overrides. Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.'
	);

	const styleOptions: TextStyle[] = ['body', 'prose', 'label', 'caption'];
	const sizeOptions = ['', 'xxs', 'xs', 'sm', 'md', 'lg', 'xl', 'xxl', 'xxxl'] as const;
	const familyOptions = ['', 'primary', 'secondary', 'mono', 'display'] as const;
	const weightOptions = ['', 'regular', 'medium', 'semibold', 'bold'] as const;
	const colorOptions = ['', 'primary', 'secondary', 'muted', 'disabled'] as const;
	const alignOptions = ['', 'start', 'center', 'end', 'justify'] as const;

	// ── Compiled morfo ────────────────────────────────────────────────────
	const compiled = compileMorfo(textMorfo);
	const partsList = $derived([...compiled.parts.byKebab.values()]);
	const events = $derived([...compiled.actions.byName.values()]);

	$effect(() => {
		const el = stageRef;
		if (!el) return;
		const obs = new MutationObserver((mutations) => {
			for (const m of mutations) {
				if (m.attributeName !== 'data-event') continue;
				const target = m.target as Element;
				const ev = target.getAttribute('data-event');
				if (!ev) continue;
				trace = [
					{
						event: ev,
						family: target.getAttribute('data-event-family') ?? '—',
						intent: target.getAttribute('data-event-intent') ?? undefined,
						at: Date.now()
					},
					...trace
				].slice(0, 6);
			}
		});
		obs.observe(el, { attributes: true, subtree: true, attributeFilter: ['data-event'] });
		return () => obs.disconnect();
	});

	// ── Code snippets ─────────────────────────────────────────────────────
	const somaSnippet = $derived(
		[
			'<!-- Text is eidos-native — no soma layer. -->',
			'<!-- Equivalent semantic markup (not real soma): -->',
			'',
			'<span',
			'  data-text',
			`  data-style="${textStyle}"`,
			'  style="font-family: var(--style-' + textStyle + '-font-family); …"',
			'>',
			'  …',
			'</span>'
		].join('\n')
	);

	const eidosSnippet = $derived(
		[
			"<script lang='ts'>",
			"  import { Text } from '$uix/eidos/components/text';",
			'</' + 'script>',
			'',
			'<Text',
			textStyle !== 'body' && `  style="${textStyle}"`,
			size && `  size="${size}"`,
			family && `  family="${family}"`,
			weight && `  weight="${weight}"`,
			color && `  color="${color}"`,
			align && `  align="${align}"`,
			italic && '  italic',
			underline && '  underline',
			truncate && '  truncate',
			clamp > 0 && `  clamp={${clamp}}`,
			'>',
			'  ' + content.slice(0, 50) + (content.length > 50 ? '…' : ''),
			'</Text>'
		]
			.filter(Boolean)
			.join('\n')
	);
</script>

<div data-uix-canvas-inner>
	<header>
		<div data-uix-eyebrow>Typography · Text</div>
		<h1 data-uix-page-title>Text</h1>
		<p data-uix-page-lede>
			Universal inline-flow typography primitive. Default renders as <code>&lt;span&gt;</code> applying
			the foundation's <code>--style-body-*</code> tokens; the <code>style</code> prop switches to
			<code>prose</code> / <code>label</code> / <code>caption</code>, and per-axis props (<code>size</code>,
			<code>family</code>, <code>weight</code>, <code>color</code>, <code>align</code>) override
			individual fields without touching the rest. Single part — Eidos-native, no soma backing, no
			semantic events.
		</p>
		<div data-uix-page-meta>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>parts</span>{compiled.parts.order.length}
			</span>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>events</span>0
			</span>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>styles</span>4
			</span>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>sizes</span>8
			</span>
			<span data-uix-meta-pill>
				<span data-uix-meta-key>scope</span>eidos
			</span>
		</div>
	</header>

	<!-- Live preview always rendered -->
	<div data-uix-stage>
		<div data-uix-stage-area bind:this={stageRef}>
			<div style="max-inline-size: 36rem; padding: var(--space-3); border: 1px dashed var(--color-border-default); border-radius: var(--radius-md);">
				<Text
					style={textStyle}
					size={size || undefined}
					family={family || undefined}
					weight={weight || undefined}
					color={color || undefined}
					align={align || undefined}
					{italic}
					{underline}
					{truncate}
					clamp={clamp > 0 ? clamp : undefined}
					as="p"
				>
					{content}
				</Text>
			</div>
		</div>
		<div data-uix-stage-trace>
			<span data-uix-stage-trace-key>trace</span>
			<span>{trace.length === 0 ? 'no semantic events' : `${trace.length} event(s)`}</span>
			<span style="color: var(--uix-text-faint)">·</span>
			<span data-uix-stage-trace-key>style</span>
			<span>{textStyle}</span>
			<span style="margin-inline-start: auto;">
				<span data-uix-stage-trace-key>size</span> {size || 'inherit'} ·
				<span data-uix-stage-trace-key>weight</span> {weight || 'inherit'}
			</span>
		</div>
	</div>

	<div data-uix-tabs role="tablist">
		<button data-uix-tab data-active={tab === 'live'} onclick={() => (tab = 'live')}>Live</button>
		<button data-uix-tab data-active={tab === 'api'} onclick={() => (tab = 'api')}>
			API <span data-uix-tab-count>12</span>
		</button>
		<button data-uix-tab data-active={tab === 'morfo'} onclick={() => (tab = 'morfo')}>
			<span data-uix-layer-badge="morfo">morfo</span>
			<span data-uix-tab-count>{partsList.length}p · 0e</span>
		</button>
		<button data-uix-tab data-active={tab === 'sema'} onclick={() => (tab = 'sema')}>
			<span data-uix-layer-badge="sema">sema</span>
			<span data-uix-tab-count>{events.length}</span>
		</button>
		<button data-uix-tab data-active={tab === 'recipe'} onclick={() => (tab = 'recipe')}>Recipe</button>
		<button data-uix-tab data-active={tab === 'a11y'} onclick={() => (tab = 'a11y')}>A11y</button>
	</div>

	{#if tab === 'live'}
		<section data-uix-section>
			<h2 data-uix-section-title>Controls</h2>
			<p data-uix-section-desc>
				Text is eidos-native — no <span data-uix-layer-badge="soma">soma</span> split. The
				<code>style</code> prop selects one of the four named foundation styles
				(body / prose / label / caption); the rest of the props override individual axes via
				local <code>--_text-*</code> CSS variables. Unset = inherit from the active style.
			</p>

			<div data-uix-subsection-head>
				<span data-uix-layer-badge="eidos">eidos</span> props · named style + axis overrides
			</div>
			<div data-uix-controls>
				<label data-uix-control>
					<span data-uix-control-label>style <span data-uix-control-hint>named foundation token</span></span>
					<span data-uix-chips role="radiogroup">
						{#each styleOptions as opt}
							<button data-uix-chip data-active={textStyle === opt} onclick={() => (textStyle = opt)}>{opt}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>size override</span>
					<span data-uix-chips role="radiogroup">
						{#each sizeOptions as opt}
							<button data-uix-chip data-active={size === opt} onclick={() => (size = opt as TextSize | '')}>{opt || 'inherit'}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>family override</span>
					<span data-uix-chips role="radiogroup">
						{#each familyOptions as opt}
							<button data-uix-chip data-active={family === opt} onclick={() => (family = opt as TextFamily | '')}>{opt || 'inherit'}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>weight override</span>
					<span data-uix-chips role="radiogroup">
						{#each weightOptions as opt}
							<button data-uix-chip data-active={weight === opt} onclick={() => (weight = opt as TextWeight | '')}>{opt || 'inherit'}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>color override <span data-uix-control-hint>content-role slot</span></span>
					<span data-uix-chips role="radiogroup">
						{#each colorOptions as opt}
							<button data-uix-chip data-active={color === opt} onclick={() => (color = opt as TextColor | '')}>{opt || 'inherit'}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>align</span>
					<span data-uix-chips role="radiogroup">
						{#each alignOptions as opt}
							<button data-uix-chip data-active={align === opt} onclick={() => (align = opt as TextAlign | '')}>{opt || 'inherit'}</button>
						{/each}
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>italic</span>
					<span data-uix-switch>
						<input type="checkbox" bind:checked={italic} />
						<span data-uix-switch-label>{italic ? 'on' : 'off'}</span>
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>underline</span>
					<span data-uix-switch>
						<input type="checkbox" bind:checked={underline} />
						<span data-uix-switch-label>{underline ? 'on' : 'off'}</span>
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>truncate <span data-uix-control-hint>single-line ellipsis</span></span>
					<span data-uix-switch>
						<input type="checkbox" bind:checked={truncate} />
						<span data-uix-switch-label>{truncate ? 'on' : 'off'}</span>
					</span>
				</label>
				<label data-uix-control>
					<span data-uix-control-label>clamp <span data-uix-control-hint>multi-line cap (0 = off)</span></span>
					<input type="number" min="0" max="10" step="1" bind:value={clamp} style="inline-size: 6rem;" />
				</label>
				<label data-uix-control style="grid-column: span 2;">
					<span data-uix-control-label>content</span>
					<textarea bind:value={content} rows="3" style="inline-size: 100%; font: inherit;"></textarea>
				</label>
			</div>

			<!-- ── Code snippets per layer ─────────────────────────────────── -->
			<div data-uix-code>
				<div data-uix-code-head>
					<span data-uix-layer-badge="soma">soma</span>
					<span>n/a · text is eidos-native — equivalent markup shown</span>
					<span data-uix-code-lang>svelte</span>
				</div>
				<pre><code>{somaSnippet}</code></pre>
			</div>

			<div data-uix-code style="margin-top: var(--uix-space-3);">
				<div data-uix-code-head>
					<span data-uix-layer-badge="eidos">eidos</span>
					<span>visual · style + per-axis overrides</span>
					<span data-uix-code-lang>svelte</span>
				</div>
				<pre><code>{eidosSnippet}</code></pre>
			</div>
		</section>
	{/if}

	{#if tab === 'api'}
		<section data-uix-section>
			<h2 data-uix-section-title>API reference</h2>
			<p data-uix-section-desc>
				The <code>style</code> prop selects one of four named foundation tokens
				(<code>--style-{`{name}`}-{`{axis}`}</code>). Per-axis props (<code>size</code>,
				<code>family</code>, <code>weight</code>, <code>color</code>) emit local
				<code>--_text-{`{axis}`}</code> CSS variables that override the named-style defaults.
				Unset overrides inherit the style's value.
			</p>

			<div data-uix-subsection-head>Named style</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Prop</th><th>Type</th><th>Default</th><th>Notes</th></tr></thead>
					<tbody>
						<tr><td class="name">style</td><td class="type">'body' | 'prose' | 'label' | 'caption'</td><td class="default">'body'</td><td>Selects which <code>--style-*</code> token set the recipe consumes.</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>Per-axis overrides</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Prop</th><th>Type</th><th>Notes</th></tr></thead>
					<tbody>
						<tr><td class="name">size</td><td class="type">'xxs' | 'xs' | 'sm' | 'md' | 'lg' | 'xl' | 'xxl' | 'xxxl'</td><td>Resolves to <code>var(--font-size-{`{key}`})</code> + matching line-height / letter-spacing.</td></tr>
						<tr><td class="name">family</td><td class="type">'primary' | 'secondary' | 'mono' | 'display'</td><td>Resolves to <code>var(--font-family-{`{key}`})</code>.</td></tr>
						<tr><td class="name">weight</td><td class="type">'regular' | 'medium' | 'semibold' | 'bold'</td><td>Resolves to <code>var(--font-weight-{`{key}`})</code>.</td></tr>
						<tr><td class="name">color</td><td class="type">'primary' | 'secondary' | 'muted' | 'disabled' | 'on-solid'</td><td>Resolves to <code>var(--color-content-{`{key}`})</code>. Free colors via <code>tagStyle</code>.</td></tr>
						<tr><td class="name">align</td><td class="type">'start' | 'center' | 'end' | 'justify'</td><td>Maps to <code>text-align</code>.</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>Shorthand booleans</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Prop</th><th>Type</th><th>Notes</th></tr></thead>
					<tbody>
						<tr><td class="name">italic</td><td class="type">boolean</td><td><code>font-style: italic</code>.</td></tr>
						<tr><td class="name">underline</td><td class="type">boolean</td><td><code>text-decoration: underline</code>.</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>Truncation</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Prop</th><th>Type</th><th>Notes</th></tr></thead>
					<tbody>
						<tr><td class="name">truncate</td><td class="type">boolean</td><td>Single-line ellipsis. Requires container width.</td></tr>
						<tr><td class="name">clamp</td><td class="type">number</td><td>Multi-line cap via CSS <code>-webkit-line-clamp</code>. Takes precedence over <code>truncate</code>.</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>Element + escape hatch</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Prop</th><th>Type</th><th>Notes</th></tr></thead>
					<tbody>
						<tr><td class="name">as</td><td class="type">string</td><td>HTML tag. Default <code>'span'</code>. Use <code>'p'</code> / <code>'em'</code> / <code>'small'</code> for semantic blocks.</td></tr>
						<tr><td class="name">tagStyle</td><td class="type">string</td><td>Extra inline CSS. Appended after the recipe's vars.</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>Reference comparison</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Library</th><th>Closest equivalent</th><th>Difference</th></tr></thead>
					<tbody>
						<tr><td class="name">radix-themes</td><td><code>&lt;Text&gt;</code></td><td>Radix uses numeric <code>size="1..9"</code>; UIX maps to the named scale + per-style defaults.</td></tr>
						<tr><td class="name">chakra-ui</td><td><code>&lt;Text&gt;</code></td><td>Chakra accepts free <code>color</code>; UIX narrows to content-role slots for contract integrity.</td></tr>
						<tr><td class="name">mantine</td><td><code>&lt;Text&gt;</code></td><td>Mantine ships a 2-letter prop syntax (<code>fz</code>, <code>fw</code>, <code>ta</code>); UIX uses full names.</td></tr>
						<tr><td class="name">mui Typography</td><td><code>&lt;Typography variant="…"&gt;</code></td><td>MUI's <code>variant</code> maps to a named style — same idea as UIX's <code>style</code>.</td></tr>
					</tbody>
				</table>
			</div>
		</section>
	{/if}

	{#if tab === 'morfo'}
		<section data-uix-section>
			<h2 data-uix-section-title>Morfo contract</h2>

			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Field</th><th>Value</th></tr></thead>
					<tbody>
						<tr><td class="name">name</td><td>{textMorfo.name}</td></tr>
						<tr><td class="name">kebab</td><td><code>{textMorfo.kebab}</code></td></tr>
						<tr><td class="name">scope</td><td>{textMorfo.scope.join(', ')}</td></tr>
						<tr><td class="name">parts</td><td>{partsList.length}</td></tr>
						<tr><td class="name">events</td><td>0</td></tr>
					</tbody>
				</table>
			</div>

			<div data-uix-subsection-head>Parts</div>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>kebab</th><th>marker</th><th>element</th><th>archetype</th><th>optional</th></tr></thead>
					<tbody>
						{#each partsList as part}
							<tr>
								<td class="name">{part.kebab}</td>
								<td><code data-uix-part-marker>[{part.marker}]</code></td>
								<td class="type">&lt;{part.defaultElement}&gt;</td>
								<td class="type">{part.archetype}</td>
								<td class="default">{part.optional ? 'yes' : 'no'}</td>
							</tr>
						{/each}
					</tbody>
				</table>
			</div>

			<p data-uix-section-desc style="margin-top: var(--uix-space-4);">
				The Provider part emits the <code>data-text</code> marker plus
				<code>data-style</code> for the active named style and boolean attrs
				(<code>data-italic</code>, <code>data-underline</code>,
				<code>data-truncate</code>, <code>data-clamp</code>) for the visual
				modifiers. Per-axis overrides write local CSS variables
				(<code>--_text-*</code>) inline; the recipe falls through to the
				<code>--style-{`{name}`}-*</code> foundation tokens when an override is
				absent.
			</p>
		</section>
	{/if}

	{#if tab === 'sema'}
		<section data-uix-section>
			<h2 data-uix-section-title>
				<span data-uix-layer-badge="sema">sema</span> · events
			</h2>
			<p data-uix-section-desc>
				Text declares no semantic events. As a passive typography primitive, it does not
				commit, emerge, or react — it just styles its inline content. Components that animate
				text (toast appearance, collapsible reveal) compose Text inside an interactive
				primitive that owns the relevant sema verbs.
			</p>
		</section>
	{/if}

	{#if tab === 'recipe'}
		<section data-uix-section>
			<h2 data-uix-section-title>Eidos recipe</h2>
			<p data-uix-section-desc>
				Recipe lives in <code>src/uix/eidos/components/text/text.css</code>. The selector
				<code>[data-text]</code> applies the body-style fallback chain; matching the
				<code>[data-style]</code> attribute swaps to the corresponding
				<code>--style-{`{name}`}-*</code> tokens. Per-axis overrides come from the local
				<code>--_text-{`{axis}`}</code> custom properties the component writes inline.
			</p>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Selector</th><th>Owner</th><th>Purpose</th></tr></thead>
					<tbody>
						<tr>
							<td class="name"><code>[data-text]</code></td>
							<td><span data-uix-tag data-kind="morfo">morfo</span></td>
							<td>Provider marker. Default body-style applied.</td>
						</tr>
						<tr>
							<td class="name"><code>[data-text][data-style='prose' | 'label' | 'caption']</code></td>
							<td><span data-uix-tag data-kind="eidos">eidos</span></td>
							<td>Swap to the named style's <code>--style-*</code> token set.</td>
						</tr>
						<tr>
							<td class="name"><code>[data-text][data-italic|data-underline|data-truncate|data-clamp]</code></td>
							<td><span data-uix-tag data-kind="eidos">eidos</span></td>
							<td>Visual modifier flags emitted by boolean props.</td>
						</tr>
					</tbody>
				</table>
			</div>
		</section>
	{/if}

	{#if tab === 'a11y'}
		<section data-uix-section>
			<h2 data-uix-section-title>Accessibility</h2>
			<div data-uix-table-wrap>
				<table data-uix-table>
					<thead><tr><th>Concern</th><th>Contract</th></tr></thead>
					<tbody>
						<tr><td class="name">Role</td><td>None implicit. Default tag is <code>&lt;span&gt;</code> — semantically neutral. Use <code>as="p"</code> for paragraphs, <code>as="strong"</code> / <code>as="em"</code> for emphasis with semantic weight.</td></tr>
						<tr><td class="name">Heading levels</td><td>Out of scope. Use the future <code>&lt;Heading level={`{1..6}`}&gt;</code> primitive for h1–h6 with the matching style.</td></tr>
						<tr><td class="name">Truncation + AT</td><td>CSS-only truncation hides text visually but it remains in the DOM and is announced fully by screen readers. Don't rely on truncation to hide meaning.</td></tr>
						<tr><td class="name">Color contrast</td><td>All content-role colors meet WCAG AA against the foundation surfaces. Free colors via <code>tagStyle</code> bypass this guarantee — verify manually.</td></tr>
					</tbody>
				</table>
			</div>
		</section>
	{/if}
</div>