1010 lines
25 KiB
Svelte
1010 lines
25 KiB
Svelte
<script lang="ts">
|
|
import { remark } from 'remark';
|
|
import remarkBreaks from 'remark-breaks';
|
|
import remarkGfm from 'remark-gfm';
|
|
import remarkMath from 'remark-math';
|
|
import rehypeHighlight from 'rehype-highlight';
|
|
import remarkRehype from 'remark-rehype';
|
|
import rehypeKatex from 'rehype-katex';
|
|
import rehypeStringify from 'rehype-stringify';
|
|
import type { Root as HastRoot, RootContent as HastRootContent } from 'hast';
|
|
import type { Root as MdastRoot } from 'mdast';
|
|
import { browser } from '$app/environment';
|
|
import { onDestroy } from 'svelte';
|
|
import { rehypeRestoreTableHtml } from '$lib/markdown/table-html-restorer';
|
|
import { remarkLiteralHtml } from '$lib/markdown/literal-html';
|
|
import { copyCodeToClipboard, preprocessLaTeX } from '$lib/utils';
|
|
import '$styles/katex-custom.scss';
|
|
import githubDarkCss from 'highlight.js/styles/github-dark.css?inline';
|
|
import githubLightCss from 'highlight.js/styles/github.css?inline';
|
|
import { mode } from 'mode-watcher';
|
|
import { v4 as uuid } from 'uuid';
|
|
import CodePreviewDialog from './CodePreviewDialog.svelte';
|
|
|
|
interface Props {
|
|
content: string;
|
|
class?: string;
|
|
}
|
|
|
|
interface MarkdownBlock {
|
|
id: string;
|
|
html: string;
|
|
}
|
|
|
|
let { content, class: className = '' }: Props = $props();
|
|
|
|
let containerRef = $state<HTMLDivElement>();
|
|
let renderedBlocks = $state<MarkdownBlock[]>([]);
|
|
let unstableBlockHtml = $state('');
|
|
let previewDialogOpen = $state(false);
|
|
let previewCode = $state('');
|
|
let previewLanguage = $state('text');
|
|
|
|
let pendingMarkdown: string | null = null;
|
|
let isProcessing = false;
|
|
|
|
const themeStyleId = `highlight-theme-${uuid()}`;
|
|
|
|
let processor = $derived(() => {
|
|
return remark()
|
|
.use(remarkGfm) // GitHub Flavored Markdown
|
|
.use(remarkMath) // Parse $inline$ and $$block$$ math
|
|
.use(remarkBreaks) // Convert line breaks to <br>
|
|
.use(remarkLiteralHtml) // Treat raw HTML as literal text with preserved indentation
|
|
.use(remarkRehype) // Convert Markdown AST to rehype
|
|
.use(rehypeKatex) // Render math using KaTeX
|
|
.use(rehypeHighlight) // Add syntax highlighting
|
|
.use(rehypeRestoreTableHtml) // Restore limited HTML (e.g., <br>, <ul>) inside Markdown tables
|
|
.use(rehypeStringify); // Convert to HTML string
|
|
});
|
|
|
|
/**
|
|
* Removes click event listeners from copy and preview buttons.
|
|
* Called on component destroy.
|
|
*/
|
|
function cleanupEventListeners() {
|
|
if (!containerRef) return;
|
|
|
|
const copyButtons = containerRef.querySelectorAll<HTMLButtonElement>('.copy-code-btn');
|
|
const previewButtons = containerRef.querySelectorAll<HTMLButtonElement>('.preview-code-btn');
|
|
|
|
for (const button of copyButtons) {
|
|
button.removeEventListener('click', handleCopyClick);
|
|
}
|
|
|
|
for (const button of previewButtons) {
|
|
button.removeEventListener('click', handlePreviewClick);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Removes this component's highlight.js theme style from the document head.
|
|
* Called on component destroy to clean up injected styles.
|
|
*/
|
|
function cleanupHighlightTheme() {
|
|
if (!browser) return;
|
|
|
|
const existingTheme = document.getElementById(themeStyleId);
|
|
existingTheme?.remove();
|
|
}
|
|
|
|
/**
|
|
* Enhances code blocks with wrapper, header, language label, and action buttons.
|
|
* Adds copy button to all code blocks and preview button to HTML blocks.
|
|
* @param html - The HTML string containing code blocks to enhance
|
|
* @returns Enhanced HTML string with wrapped code blocks
|
|
*/
|
|
function enhanceCodeBlocks(html: string): string {
|
|
return processHtml(html, '<pre', (tempDiv) => {
|
|
const preElements = tempDiv.querySelectorAll('pre');
|
|
let mutated = false;
|
|
|
|
for (const [index, pre] of Array.from(preElements).entries()) {
|
|
const codeElement = pre.querySelector('code');
|
|
|
|
if (!codeElement) {
|
|
continue;
|
|
}
|
|
|
|
mutated = true;
|
|
|
|
let language = 'text';
|
|
const classList = Array.from(codeElement.classList);
|
|
|
|
for (const className of classList) {
|
|
if (className.startsWith('language-')) {
|
|
language = className.replace('language-', '');
|
|
break;
|
|
}
|
|
}
|
|
|
|
const rawCode = codeElement.textContent || '';
|
|
const codeId = `code-${uuid()}-${index}`;
|
|
codeElement.setAttribute('data-code-id', codeId);
|
|
codeElement.setAttribute('data-raw-code', rawCode);
|
|
|
|
const wrapper = document.createElement('div');
|
|
wrapper.className = 'code-block-wrapper';
|
|
|
|
const header = document.createElement('div');
|
|
header.className = 'code-block-header';
|
|
|
|
const languageLabel = document.createElement('span');
|
|
languageLabel.className = 'code-language';
|
|
languageLabel.textContent = language;
|
|
|
|
const copyButton = document.createElement('button');
|
|
copyButton.className = 'copy-code-btn';
|
|
copyButton.setAttribute('data-code-id', codeId);
|
|
copyButton.setAttribute('title', 'Copy code');
|
|
copyButton.setAttribute('type', 'button');
|
|
|
|
copyButton.innerHTML = `
|
|
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-copy-icon lucide-copy"><rect width="14" height="14" x="8" y="8" rx="2" ry="2"/><path d="M4 16c-1.1 0-2-.9-2-2V4c0-1.1.9-2 2-2h10c1.1 0 2 .9 2 2"/></svg>
|
|
`;
|
|
|
|
const actions = document.createElement('div');
|
|
actions.className = 'code-block-actions';
|
|
|
|
actions.appendChild(copyButton);
|
|
|
|
if (language.toLowerCase() === 'html') {
|
|
const previewButton = document.createElement('button');
|
|
previewButton.className = 'preview-code-btn';
|
|
previewButton.setAttribute('data-code-id', codeId);
|
|
previewButton.setAttribute('title', 'Preview code');
|
|
previewButton.setAttribute('type', 'button');
|
|
|
|
previewButton.innerHTML = `
|
|
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-eye lucide-eye-icon"><path d="M2.062 12.345a1 1 0 0 1 0-.69C3.5 7.73 7.36 5 12 5s8.5 2.73 9.938 6.655a1 1 0 0 1 0 .69C20.5 16.27 16.64 19 12 19s-8.5-2.73-9.938-6.655"/><circle cx="12" cy="12" r="3"/></svg>
|
|
`;
|
|
|
|
actions.appendChild(previewButton);
|
|
}
|
|
|
|
header.appendChild(languageLabel);
|
|
header.appendChild(actions);
|
|
wrapper.appendChild(header);
|
|
|
|
const clonedPre = pre.cloneNode(true) as HTMLElement;
|
|
wrapper.appendChild(clonedPre);
|
|
|
|
pre.parentNode?.replaceChild(wrapper, pre);
|
|
}
|
|
|
|
return mutated;
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Enhances links to open in new tabs with security attributes.
|
|
* Sets target="_blank" and rel="noopener noreferrer" on all anchor elements.
|
|
* @param html - The HTML string containing links to enhance
|
|
* @returns Enhanced HTML string with modified link attributes
|
|
*/
|
|
function enhanceLinks(html: string): string {
|
|
return processHtml(html, '<a', (tempDiv) => {
|
|
const linkElements = tempDiv.querySelectorAll('a[href]');
|
|
let mutated = false;
|
|
|
|
for (const link of linkElements) {
|
|
const target = link.getAttribute('target');
|
|
const rel = link.getAttribute('rel');
|
|
|
|
// Only mutate if attributes need to change
|
|
if (target !== '_blank' || rel !== 'noopener noreferrer') {
|
|
link.setAttribute('target', '_blank');
|
|
link.setAttribute('rel', 'noopener noreferrer');
|
|
mutated = true;
|
|
}
|
|
}
|
|
|
|
return mutated;
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Loads the appropriate highlight.js theme based on dark/light mode.
|
|
* Injects a scoped style element into the document head.
|
|
* @param isDark - Whether to load the dark theme (true) or light theme (false)
|
|
*/
|
|
function loadHighlightTheme(isDark: boolean) {
|
|
if (!browser) return;
|
|
|
|
const existingTheme = document.getElementById(themeStyleId);
|
|
existingTheme?.remove();
|
|
|
|
const style = document.createElement('style');
|
|
style.id = themeStyleId;
|
|
style.textContent = isDark ? githubDarkCss : githubLightCss;
|
|
|
|
document.head.appendChild(style);
|
|
}
|
|
|
|
/**
|
|
* Extracts code information from a button click target within a code block.
|
|
* @param target - The clicked button element
|
|
* @returns Object with rawCode and language, or null if extraction fails
|
|
*/
|
|
function getCodeInfoFromTarget(target: HTMLElement) {
|
|
const wrapper = target.closest('.code-block-wrapper');
|
|
|
|
if (!wrapper) {
|
|
console.error('No wrapper found');
|
|
return null;
|
|
}
|
|
|
|
const codeElement = wrapper.querySelector<HTMLElement>('code[data-code-id]');
|
|
|
|
if (!codeElement) {
|
|
console.error('No code element found in wrapper');
|
|
return null;
|
|
}
|
|
|
|
const rawCode = codeElement.getAttribute('data-raw-code');
|
|
|
|
if (rawCode === null) {
|
|
console.error('No raw code found');
|
|
return null;
|
|
}
|
|
|
|
const languageLabel = wrapper.querySelector<HTMLElement>('.code-language');
|
|
const language = languageLabel?.textContent?.trim() || 'text';
|
|
|
|
return { rawCode, language };
|
|
}
|
|
|
|
/**
|
|
* Generates a unique identifier for a HAST node based on its position.
|
|
* Used for stable block identification during incremental rendering.
|
|
* @param node - The HAST root content node
|
|
* @param indexFallback - Fallback index if position is unavailable
|
|
* @returns Unique string identifier for the node
|
|
*/
|
|
function getHastNodeId(node: HastRootContent, indexFallback: number): string {
|
|
const position = node.position;
|
|
|
|
if (position?.start?.offset != null && position?.end?.offset != null) {
|
|
return `hast-${position.start.offset}-${position.end.offset}`;
|
|
}
|
|
|
|
return `${node.type}-${indexFallback}`;
|
|
}
|
|
|
|
/**
|
|
* Handles click events on copy buttons within code blocks.
|
|
* Copies the raw code content to the clipboard.
|
|
* @param event - The click event from the copy button
|
|
*/
|
|
async function handleCopyClick(event: Event) {
|
|
event.preventDefault();
|
|
event.stopPropagation();
|
|
|
|
const target = event.currentTarget as HTMLButtonElement | null;
|
|
|
|
if (!target) {
|
|
return;
|
|
}
|
|
|
|
const info = getCodeInfoFromTarget(target);
|
|
|
|
if (!info) {
|
|
return;
|
|
}
|
|
|
|
try {
|
|
await copyCodeToClipboard(info.rawCode);
|
|
} catch (error) {
|
|
console.error('Failed to copy code:', error);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Handles preview dialog open state changes.
|
|
* Clears preview content when dialog is closed.
|
|
* @param open - Whether the dialog is being opened or closed
|
|
*/
|
|
function handlePreviewDialogOpenChange(open: boolean) {
|
|
previewDialogOpen = open;
|
|
|
|
if (!open) {
|
|
previewCode = '';
|
|
previewLanguage = 'text';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Handles click events on preview buttons within HTML code blocks.
|
|
* Opens a preview dialog with the rendered HTML content.
|
|
* @param event - The click event from the preview button
|
|
*/
|
|
function handlePreviewClick(event: Event) {
|
|
event.preventDefault();
|
|
event.stopPropagation();
|
|
|
|
const target = event.currentTarget as HTMLButtonElement | null;
|
|
|
|
if (!target) {
|
|
return;
|
|
}
|
|
|
|
const info = getCodeInfoFromTarget(target);
|
|
|
|
if (!info) {
|
|
return;
|
|
}
|
|
|
|
previewCode = info.rawCode;
|
|
previewLanguage = info.language;
|
|
previewDialogOpen = true;
|
|
}
|
|
|
|
/**
|
|
* Helper to process HTML with a temporary DOM element.
|
|
* Returns original HTML if not in browser or tag not found.
|
|
*/
|
|
function processHtml(
|
|
html: string,
|
|
tagCheck: string,
|
|
processor: (tempDiv: HTMLDivElement) => boolean
|
|
): string {
|
|
if (!browser || !html.includes(tagCheck)) {
|
|
return html;
|
|
}
|
|
|
|
const tempDiv = document.createElement('div');
|
|
tempDiv.innerHTML = html;
|
|
|
|
const mutated = processor(tempDiv);
|
|
|
|
return mutated ? tempDiv.innerHTML : html;
|
|
}
|
|
|
|
/**
|
|
* Processes markdown content into stable and unstable HTML blocks.
|
|
* Uses incremental rendering: stable blocks are cached, unstable block is re-rendered.
|
|
* @param markdown - The raw markdown string to process
|
|
*/
|
|
async function processMarkdown(markdown: string) {
|
|
if (!markdown) {
|
|
renderedBlocks = [];
|
|
unstableBlockHtml = '';
|
|
return;
|
|
}
|
|
|
|
const normalized = preprocessLaTeX(markdown);
|
|
const processorInstance = processor();
|
|
const ast = processorInstance.parse(normalized) as MdastRoot;
|
|
const processedRoot = (await processorInstance.run(ast)) as HastRoot;
|
|
const processedChildren = processedRoot.children ?? [];
|
|
const stableCount = Math.max(processedChildren.length - 1, 0);
|
|
const nextBlocks: MarkdownBlock[] = [];
|
|
|
|
for (let index = 0; index < stableCount; index++) {
|
|
const hastChild = processedChildren[index];
|
|
const id = getHastNodeId(hastChild, index);
|
|
const existing = renderedBlocks[index];
|
|
|
|
if (existing && existing.id === id) {
|
|
nextBlocks.push(existing);
|
|
continue;
|
|
}
|
|
|
|
const html = stringifyProcessedNode(
|
|
processorInstance,
|
|
processedRoot,
|
|
processedChildren[index]
|
|
);
|
|
|
|
nextBlocks.push({ id, html });
|
|
}
|
|
|
|
let unstableHtml = '';
|
|
|
|
if (processedChildren.length > stableCount) {
|
|
const unstableChild = processedChildren[stableCount];
|
|
unstableHtml = stringifyProcessedNode(processorInstance, processedRoot, unstableChild);
|
|
}
|
|
|
|
renderedBlocks = nextBlocks;
|
|
unstableBlockHtml = unstableHtml;
|
|
}
|
|
|
|
/**
|
|
* Attaches click event listeners to copy and preview buttons in code blocks.
|
|
* Uses data-listener-bound attribute to prevent duplicate bindings.
|
|
*/
|
|
function setupCodeBlockActions() {
|
|
if (!containerRef) return;
|
|
|
|
const wrappers = containerRef.querySelectorAll<HTMLElement>('.code-block-wrapper');
|
|
|
|
for (const wrapper of wrappers) {
|
|
const copyButton = wrapper.querySelector<HTMLButtonElement>('.copy-code-btn');
|
|
const previewButton = wrapper.querySelector<HTMLButtonElement>('.preview-code-btn');
|
|
|
|
if (copyButton && copyButton.dataset.listenerBound !== 'true') {
|
|
copyButton.dataset.listenerBound = 'true';
|
|
copyButton.addEventListener('click', handleCopyClick);
|
|
}
|
|
|
|
if (previewButton && previewButton.dataset.listenerBound !== 'true') {
|
|
previewButton.dataset.listenerBound = 'true';
|
|
previewButton.addEventListener('click', handlePreviewClick);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Converts a single HAST node to an enhanced HTML string.
|
|
* Applies link and code block enhancements to the output.
|
|
* @param processorInstance - The remark/rehype processor instance
|
|
* @param processedRoot - The full processed HAST root (for context)
|
|
* @param child - The specific HAST child node to stringify
|
|
* @returns Enhanced HTML string representation of the node
|
|
*/
|
|
function stringifyProcessedNode(
|
|
processorInstance: ReturnType<typeof processor>,
|
|
processedRoot: HastRoot,
|
|
child: unknown
|
|
) {
|
|
const root: HastRoot = {
|
|
...(processedRoot as HastRoot),
|
|
children: [child as never]
|
|
};
|
|
|
|
const html = processorInstance.stringify(root);
|
|
|
|
return enhanceCodeBlocks(enhanceLinks(html));
|
|
}
|
|
|
|
/**
|
|
* Queues markdown for processing with coalescing support.
|
|
* Only processes the latest markdown when multiple updates arrive quickly.
|
|
* @param markdown - The markdown content to render
|
|
*/
|
|
async function updateRenderedBlocks(markdown: string) {
|
|
pendingMarkdown = markdown;
|
|
|
|
if (isProcessing) {
|
|
return;
|
|
}
|
|
|
|
isProcessing = true;
|
|
|
|
try {
|
|
while (pendingMarkdown !== null) {
|
|
const nextMarkdown = pendingMarkdown;
|
|
pendingMarkdown = null;
|
|
|
|
await processMarkdown(nextMarkdown);
|
|
}
|
|
} catch (error) {
|
|
console.error('Failed to process markdown:', error);
|
|
renderedBlocks = [];
|
|
unstableBlockHtml = markdown.replace(/\n/g, '<br>');
|
|
} finally {
|
|
isProcessing = false;
|
|
}
|
|
}
|
|
|
|
$effect(() => {
|
|
const currentMode = mode.current;
|
|
const isDark = currentMode === 'dark';
|
|
|
|
loadHighlightTheme(isDark);
|
|
});
|
|
|
|
$effect(() => {
|
|
updateRenderedBlocks(content);
|
|
});
|
|
|
|
$effect(() => {
|
|
const hasRenderedBlocks = renderedBlocks.length > 0;
|
|
const hasUnstableBlock = Boolean(unstableBlockHtml);
|
|
|
|
if ((hasRenderedBlocks || hasUnstableBlock) && containerRef) {
|
|
setupCodeBlockActions();
|
|
}
|
|
});
|
|
|
|
onDestroy(() => {
|
|
cleanupEventListeners();
|
|
cleanupHighlightTheme();
|
|
});
|
|
</script>
|
|
|
|
<div bind:this={containerRef} class={className}>
|
|
{#each renderedBlocks as block (block.id)}
|
|
<div class="markdown-block" data-block-id={block.id}>
|
|
<!-- eslint-disable-next-line no-at-html-tags -->
|
|
{@html block.html}
|
|
</div>
|
|
{/each}
|
|
|
|
{#if unstableBlockHtml}
|
|
<div class="markdown-block markdown-block--unstable" data-block-id="unstable">
|
|
<!-- eslint-disable-next-line no-at-html-tags -->
|
|
{@html unstableBlockHtml}
|
|
</div>
|
|
{/if}
|
|
</div>
|
|
|
|
<CodePreviewDialog
|
|
open={previewDialogOpen}
|
|
code={previewCode}
|
|
language={previewLanguage}
|
|
onOpenChange={handlePreviewDialogOpenChange}
|
|
/>
|
|
|
|
<style>
|
|
.markdown-block,
|
|
.markdown-block--unstable {
|
|
display: contents;
|
|
}
|
|
|
|
/* Base typography styles */
|
|
div :global(p:not(:last-child)) {
|
|
margin-bottom: 1rem;
|
|
line-height: 1.75;
|
|
}
|
|
|
|
div :global(:is(h1, h2, h3, h4, h5, h6):first-child) {
|
|
margin-top: 0;
|
|
}
|
|
|
|
/* Headers with consistent spacing */
|
|
div :global(h1) {
|
|
font-size: 1.875rem;
|
|
font-weight: 700;
|
|
line-height: 1.2;
|
|
margin: 1.5rem 0 0.75rem 0;
|
|
}
|
|
|
|
div :global(h2) {
|
|
font-size: 1.5rem;
|
|
font-weight: 600;
|
|
line-height: 1.3;
|
|
margin: 1.25rem 0 0.5rem 0;
|
|
}
|
|
|
|
div :global(h3) {
|
|
font-size: 1.25rem;
|
|
font-weight: 600;
|
|
margin: 1.5rem 0 0.5rem 0;
|
|
line-height: 1.4;
|
|
}
|
|
|
|
div :global(h4) {
|
|
font-size: 1.125rem;
|
|
font-weight: 600;
|
|
margin: 0.75rem 0 0.25rem 0;
|
|
}
|
|
|
|
div :global(h5) {
|
|
font-size: 1rem;
|
|
font-weight: 600;
|
|
margin: 0.5rem 0 0.25rem 0;
|
|
}
|
|
|
|
div :global(h6) {
|
|
font-size: 0.875rem;
|
|
font-weight: 600;
|
|
margin: 0.5rem 0 0.25rem 0;
|
|
}
|
|
|
|
/* Text formatting */
|
|
div :global(strong) {
|
|
font-weight: 600;
|
|
}
|
|
|
|
div :global(em) {
|
|
font-style: italic;
|
|
}
|
|
|
|
div :global(del) {
|
|
text-decoration: line-through;
|
|
opacity: 0.7;
|
|
}
|
|
|
|
/* Inline code */
|
|
div :global(code:not(pre code)) {
|
|
background: var(--muted);
|
|
color: var(--muted-foreground);
|
|
padding: 0.125rem 0.375rem;
|
|
border-radius: 0.375rem;
|
|
font-size: 0.875rem;
|
|
font-family:
|
|
ui-monospace, SFMono-Regular, 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas,
|
|
'Liberation Mono', Menlo, monospace;
|
|
}
|
|
|
|
/* Links */
|
|
div :global(a) {
|
|
color: var(--primary);
|
|
text-decoration: underline;
|
|
text-underline-offset: 2px;
|
|
transition: color 0.2s ease;
|
|
}
|
|
|
|
div :global(a:hover) {
|
|
color: var(--primary);
|
|
}
|
|
|
|
/* Lists */
|
|
div :global(ul) {
|
|
list-style-type: disc;
|
|
margin-left: 1.5rem;
|
|
margin-bottom: 1rem;
|
|
}
|
|
|
|
div :global(ol) {
|
|
list-style-type: decimal;
|
|
margin-left: 1.5rem;
|
|
margin-bottom: 1rem;
|
|
}
|
|
|
|
div :global(li) {
|
|
margin-bottom: 0.25rem;
|
|
padding-left: 0.5rem;
|
|
}
|
|
|
|
div :global(li::marker) {
|
|
color: var(--muted-foreground);
|
|
}
|
|
|
|
/* Nested lists */
|
|
div :global(ul ul) {
|
|
list-style-type: circle;
|
|
margin-top: 0.25rem;
|
|
margin-bottom: 0.25rem;
|
|
}
|
|
|
|
div :global(ol ol) {
|
|
list-style-type: lower-alpha;
|
|
margin-top: 0.25rem;
|
|
margin-bottom: 0.25rem;
|
|
}
|
|
|
|
/* Task lists */
|
|
div :global(.task-list-item) {
|
|
list-style: none;
|
|
margin-left: 0;
|
|
padding-left: 0;
|
|
}
|
|
|
|
div :global(.task-list-item-checkbox) {
|
|
margin-right: 0.5rem;
|
|
margin-top: 0.125rem;
|
|
}
|
|
|
|
/* Blockquotes */
|
|
div :global(blockquote) {
|
|
border-left: 4px solid var(--border);
|
|
padding: 0.5rem 1rem;
|
|
margin: 1.5rem 0;
|
|
font-style: italic;
|
|
color: var(--muted-foreground);
|
|
background: var(--muted);
|
|
border-radius: 0 0.375rem 0.375rem 0;
|
|
}
|
|
|
|
/* Tables */
|
|
div :global(table) {
|
|
width: 100%;
|
|
margin: 1.5rem 0;
|
|
border-collapse: collapse;
|
|
border: 1px solid var(--border);
|
|
border-radius: 0.375rem;
|
|
overflow: hidden;
|
|
}
|
|
|
|
div :global(th) {
|
|
background: hsl(var(--muted) / 0.3);
|
|
border: 1px solid var(--border);
|
|
padding: 0.5rem 0.75rem;
|
|
text-align: left;
|
|
font-weight: 600;
|
|
}
|
|
|
|
div :global(td) {
|
|
border: 1px solid var(--border);
|
|
padding: 0.5rem 0.75rem;
|
|
}
|
|
|
|
div :global(tr:nth-child(even)) {
|
|
background: hsl(var(--muted) / 0.1);
|
|
}
|
|
|
|
/* User message markdown should keep table borders visible on light primary backgrounds */
|
|
div.markdown-user-content :global(table),
|
|
div.markdown-user-content :global(th),
|
|
div.markdown-user-content :global(td),
|
|
div.markdown-user-content :global(.table-wrapper) {
|
|
border-color: currentColor;
|
|
}
|
|
|
|
/* Horizontal rules */
|
|
div :global(hr) {
|
|
border: none;
|
|
border-top: 1px solid var(--border);
|
|
margin: 1.5rem 0;
|
|
}
|
|
|
|
/* Images */
|
|
div :global(img) {
|
|
border-radius: 0.5rem;
|
|
box-shadow:
|
|
0 1px 3px 0 rgb(0 0 0 / 0.1),
|
|
0 1px 2px -1px rgb(0 0 0 / 0.1);
|
|
margin: 1.5rem 0;
|
|
max-width: 100%;
|
|
height: auto;
|
|
}
|
|
|
|
/* Code blocks */
|
|
|
|
div :global(.code-block-wrapper) {
|
|
margin: 1.5rem 0;
|
|
border-radius: 0.75rem;
|
|
overflow: hidden;
|
|
border: 1px solid var(--border);
|
|
background: var(--code-background);
|
|
}
|
|
|
|
div :global(.code-block-header) {
|
|
display: flex;
|
|
justify-content: space-between;
|
|
align-items: center;
|
|
padding: 0.5rem 1rem;
|
|
background: hsl(var(--muted) / 0.5);
|
|
border-bottom: 1px solid var(--border);
|
|
font-size: 0.875rem;
|
|
}
|
|
|
|
div :global(.code-language) {
|
|
color: var(--code-foreground);
|
|
font-weight: 500;
|
|
font-family:
|
|
ui-monospace, SFMono-Regular, 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas,
|
|
'Liberation Mono', Menlo, monospace;
|
|
text-transform: uppercase;
|
|
font-size: 0.75rem;
|
|
letter-spacing: 0.05em;
|
|
}
|
|
|
|
div :global(.code-block-actions) {
|
|
display: flex;
|
|
align-items: center;
|
|
gap: 0.5rem;
|
|
}
|
|
|
|
div :global(.copy-code-btn),
|
|
div :global(.preview-code-btn) {
|
|
display: flex;
|
|
align-items: center;
|
|
justify-content: center;
|
|
padding: 0;
|
|
background: transparent;
|
|
color: var(--code-foreground);
|
|
cursor: pointer;
|
|
transition: all 0.2s ease;
|
|
}
|
|
|
|
div :global(.copy-code-btn:hover),
|
|
div :global(.preview-code-btn:hover) {
|
|
transform: scale(1.05);
|
|
}
|
|
|
|
div :global(.copy-code-btn:active),
|
|
div :global(.preview-code-btn:active) {
|
|
transform: scale(0.95);
|
|
}
|
|
|
|
div :global(.code-block-wrapper pre) {
|
|
background: transparent;
|
|
padding: 1rem;
|
|
margin: 0;
|
|
overflow-x: auto;
|
|
border-radius: 0;
|
|
border: none;
|
|
font-size: 0.875rem;
|
|
line-height: 1.5;
|
|
}
|
|
|
|
div :global(pre) {
|
|
background: var(--muted);
|
|
margin: 1.5rem 0;
|
|
overflow-x: auto;
|
|
border-radius: 1rem;
|
|
border: none;
|
|
}
|
|
|
|
div :global(code) {
|
|
background: transparent;
|
|
color: var(--code-foreground);
|
|
}
|
|
|
|
/* Mentions and hashtags */
|
|
div :global(.mention) {
|
|
color: hsl(var(--primary));
|
|
font-weight: 500;
|
|
text-decoration: none;
|
|
}
|
|
|
|
div :global(.mention:hover) {
|
|
text-decoration: underline;
|
|
}
|
|
|
|
div :global(.hashtag) {
|
|
color: hsl(var(--primary));
|
|
font-weight: 500;
|
|
text-decoration: none;
|
|
}
|
|
|
|
div :global(.hashtag:hover) {
|
|
text-decoration: underline;
|
|
}
|
|
|
|
/* Advanced table enhancements */
|
|
div :global(table) {
|
|
transition: all 0.2s ease;
|
|
}
|
|
|
|
div :global(table:hover) {
|
|
box-shadow:
|
|
0 4px 6px -1px rgb(0 0 0 / 0.1),
|
|
0 2px 4px -2px rgb(0 0 0 / 0.1);
|
|
}
|
|
|
|
div :global(th:hover),
|
|
div :global(td:hover) {
|
|
background: var(--muted);
|
|
}
|
|
|
|
/* Disable hover effects when rendering user messages */
|
|
.markdown-user-content :global(a),
|
|
.markdown-user-content :global(a:hover) {
|
|
color: var(--primary-foreground);
|
|
}
|
|
|
|
.markdown-user-content :global(table:hover) {
|
|
box-shadow: none;
|
|
}
|
|
|
|
.markdown-user-content :global(th:hover),
|
|
.markdown-user-content :global(td:hover) {
|
|
background: inherit;
|
|
}
|
|
|
|
/* Enhanced blockquotes */
|
|
div :global(blockquote) {
|
|
transition: all 0.2s ease;
|
|
position: relative;
|
|
}
|
|
|
|
div :global(blockquote:hover) {
|
|
border-left-width: 6px;
|
|
background: var(--muted);
|
|
transform: translateX(2px);
|
|
}
|
|
|
|
div :global(blockquote::before) {
|
|
content: '"';
|
|
position: absolute;
|
|
top: -0.5rem;
|
|
left: 0.5rem;
|
|
font-size: 3rem;
|
|
color: var(--muted-foreground);
|
|
font-family: serif;
|
|
line-height: 1;
|
|
}
|
|
|
|
/* Enhanced images */
|
|
div :global(img) {
|
|
transition: all 0.3s ease;
|
|
cursor: pointer;
|
|
}
|
|
|
|
div :global(img:hover) {
|
|
transform: scale(1.02);
|
|
box-shadow:
|
|
0 10px 15px -3px rgb(0 0 0 / 0.1),
|
|
0 4px 6px -4px rgb(0 0 0 / 0.1);
|
|
}
|
|
|
|
/* Image zoom overlay */
|
|
div :global(.image-zoom-overlay) {
|
|
position: fixed;
|
|
top: 0;
|
|
left: 0;
|
|
right: 0;
|
|
bottom: 0;
|
|
background: rgba(0, 0, 0, 0.8);
|
|
display: flex;
|
|
align-items: center;
|
|
justify-content: center;
|
|
z-index: 1000;
|
|
cursor: pointer;
|
|
}
|
|
|
|
div :global(.image-zoom-overlay img) {
|
|
max-width: 90vw;
|
|
max-height: 90vh;
|
|
border-radius: 0.5rem;
|
|
box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25);
|
|
}
|
|
|
|
/* Enhanced horizontal rules */
|
|
div :global(hr) {
|
|
border: none;
|
|
height: 2px;
|
|
background: linear-gradient(to right, transparent, var(--border), transparent);
|
|
margin: 2rem 0;
|
|
position: relative;
|
|
}
|
|
|
|
div :global(hr::after) {
|
|
content: '';
|
|
position: absolute;
|
|
top: 50%;
|
|
left: 50%;
|
|
transform: translate(-50%, -50%);
|
|
width: 1rem;
|
|
height: 1rem;
|
|
background: var(--border);
|
|
border-radius: 50%;
|
|
}
|
|
|
|
/* Scrollable tables */
|
|
div :global(.table-wrapper) {
|
|
overflow-x: auto;
|
|
margin: 1.5rem 0;
|
|
border-radius: 0.5rem;
|
|
border: 1px solid var(--border);
|
|
}
|
|
|
|
div :global(.table-wrapper table) {
|
|
margin: 0;
|
|
border: none;
|
|
}
|
|
|
|
/* Responsive adjustments */
|
|
@media (max-width: 640px) {
|
|
div :global(h1) {
|
|
font-size: 1.5rem;
|
|
}
|
|
|
|
div :global(h2) {
|
|
font-size: 1.25rem;
|
|
}
|
|
|
|
div :global(h3) {
|
|
font-size: 1.125rem;
|
|
}
|
|
|
|
div :global(table) {
|
|
font-size: 0.875rem;
|
|
}
|
|
|
|
div :global(th),
|
|
div :global(td) {
|
|
padding: 0.375rem 0.5rem;
|
|
}
|
|
|
|
div :global(.table-wrapper) {
|
|
margin: 0.5rem -1rem;
|
|
border-radius: 0;
|
|
border-left: none;
|
|
border-right: none;
|
|
}
|
|
}
|
|
|
|
/* Dark mode adjustments */
|
|
@media (prefers-color-scheme: dark) {
|
|
div :global(blockquote:hover) {
|
|
background: var(--muted);
|
|
}
|
|
}
|
|
</style>
|