File size: 3,917 Bytes
0e76632 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | /** Formatting and utility helpers */
export function formatNumber(n) {
if (n == null) return '—';
if (n >= 1_000_000) return (n / 1_000_000).toFixed(1) + 'M';
if (n >= 1_000) return (n / 1_000).toFixed(1) + 'K';
return String(n);
}
export function formatBytes(bytes) {
if (!bytes) return '0 B';
const k = 1024;
const sizes = ['B', 'KB', 'MB', 'GB', 'TB'];
const i = Math.floor(Math.log(bytes) / Math.log(k));
return parseFloat((bytes / Math.pow(k, i)).toFixed(1)) + ' ' + sizes[i];
}
export function formatDate(ts) {
if (!ts) return '—';
return new Date(ts).toLocaleString();
}
export function formatRelative(ts) {
if (!ts) return '—';
const diff = Date.now() - new Date(ts).getTime();
const s = Math.floor(diff / 1000);
if (s < 60) return 'just now';
const m = Math.floor(s / 60);
if (m < 60) return `${m}m ago`;
const h = Math.floor(m / 60);
if (h < 24) return `${h}h ago`;
const d = Math.floor(h / 24);
return `${d}d ago`;
}
export function roleColor(role) {
return { admin: 'red', faculty: 'yellow', student: 'blue' }[role] ?? 'gray';
}
export function tierColor(tier) {
return {
GPU_NVIDIA: 'green',
GPU_AMD: 'yellow',
CPU_ONLY: 'gray',
}[tier] ?? 'gray';
}
export function modelTagColor(tag) {
return {
RECOMMENDED: 'green',
POSSIBLE: 'yellow',
NOT_RECOMMENDED: 'red',
CPU_ONLY: 'gray',
}[tag] ?? 'gray';
}
/** Debounce a function */
export function debounce(fn, ms = 300) {
let timer;
return (...args) => {
clearTimeout(timer);
timer = setTimeout(() => fn(...args), ms);
};
}
/** Copy text to clipboard and return a promise */
export async function copyToClipboard(text) {
await navigator.clipboard.writeText(text);
}
/** Simple markdown-to-HTML for chat messages (code blocks, bold, italic, lists) */
export function renderMarkdown(text) {
if (!text) return '';
let html = text
// Code blocks
.replace(/```(\w*)\n?([\s\S]*?)```/g, (_, lang, code) =>
`<pre><code class="language-${lang || 'text'}">${escapeHtml(code.trim())}</code></pre>`)
// Inline code
.replace(/`([^`]+)`/g, (_, c) => `<code class="inline-code">${escapeHtml(c)}</code>`)
// Bold
.replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>')
// Italic
.replace(/\*(.*?)\*/g, '<em>$1</em>')
// Headers
.replace(/^### (.+)$/gm, '<h3 class="text-lg font-semibold mt-3 mb-1">$1</h3>')
.replace(/^## (.+)$/gm, '<h2 class="text-xl font-semibold mt-4 mb-2">$1</h2>')
.replace(/^# (.+)$/gm, '<h1 class="text-2xl font-bold mt-4 mb-2">$1</h1>')
// Unordered list
.replace(/^- (.+)$/gm, '<li class="ml-4 list-disc">$1</li>')
.replace(/(<li.*<\/li>\n?)+/g, m => `<ul class="my-2 space-y-1">${m}</ul>`)
// Numbered list
.replace(/^\d+\. (.+)$/gm, '<li class="ml-4 list-decimal">$1</li>')
// Paragraphs (double newlines)
.replace(/\n\n/g, '</p><p class="mb-2">')
// Single newlines
.replace(/\n/g, '<br>');
return `<p class="mb-2">${html}</p>`;
}
function escapeHtml(str) {
return str
.replace(/&/g, '&')
.replace(/</g, '<')
.replace(/>/g, '>')
.replace(/"/g, '"');
}
/** Generate a heatmap grid for 26 weeks of activity data */
export function buildHeatmap(dailyData) {
// dailyData: [{date: "2026-01-01", count: 5}, ...]
const map = {};
dailyData.forEach(d => { map[d.date] = d.count; });
const today = new Date();
const cells = [];
for (let i = 181; i >= 0; i--) {
const d = new Date(today);
d.setDate(d.getDate() - i);
const key = d.toISOString().slice(0, 10);
cells.push({ date: key, count: map[key] ?? 0 });
}
return cells;
}
export function heatmapColor(count) {
if (!count) return 'var(--surface3)';
if (count < 3) return 'rgba(217,116,73,0.25)';
if (count < 8) return 'rgba(217,116,73,0.50)';
if (count < 20) return 'rgba(217,116,73,0.75)';
return 'var(--accent)';
}
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