Files
kit-ui/components/favicon/FaviconGenerator.tsx
Sebastian Krüger 7da20c37c1 fix: move generate button into App Details card, stretch to full height
App Details card is now flex-1 min-h-0 so it fills the remaining left
column height, matching the right panel. Generate/Reset buttons are
pinned at the bottom of the card with a border-t divider.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-01 08:33:28 +01:00

308 lines
14 KiB
TypeScript
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'use client';
import * as React from 'react';
import { Download, Loader2, Code2, Globe, Layout, FileImage } from 'lucide-react';
import { FaviconFileUpload } from './FaviconFileUpload';
import { CodeSnippet } from './CodeSnippet';
import { generateFaviconSet } from '@/lib/favicon/faviconService';
import { downloadBlobsAsZip } from '@/lib/media/utils/fileUtils';
import type { FaviconSet, FaviconOptions } from '@/types/favicon';
import { toast } from 'sonner';
import { cn } from '@/lib/utils/cn';
type Tab = 'icons' | 'html' | 'manifest';
type MobileTab = 'setup' | 'results';
const TABS: { value: Tab; label: string; icon: React.ReactNode }[] = [
{ value: 'icons', label: 'Icons', icon: <Layout className="w-3 h-3" /> },
{ value: 'html', label: 'HTML', icon: <Code2 className="w-3 h-3" /> },
{ value: 'manifest', label: 'Manifest', icon: <Globe className="w-3 h-3" /> },
];
const actionBtn =
'flex items-center justify-center gap-1.5 px-3 py-1.5 text-xs glass rounded-md border border-border/30 text-muted-foreground hover:text-primary hover:border-primary/30 hover:bg-primary/10 transition-all disabled:opacity-40 disabled:cursor-not-allowed';
const inputCls =
'w-full bg-transparent border border-border/40 rounded-lg px-3 py-2 text-xs font-mono outline-none focus:border-primary/50 transition-colors text-foreground/80 placeholder:text-muted-foreground/30';
export function FaviconGenerator() {
const [sourceFile, setSourceFile] = React.useState<File | null>(null);
const [options, setOptions] = React.useState<FaviconOptions>({
name: 'My App',
shortName: 'App',
backgroundColor: '#ffffff',
themeColor: '#3b82f6',
});
const [isGenerating, setIsGenerating] = React.useState(false);
const [progress, setProgress] = React.useState(0);
const [result, setResult] = React.useState<FaviconSet | null>(null);
const [tab, setTab] = React.useState<Tab>('icons');
const [mobileTab, setMobileTab] = React.useState<MobileTab>('setup');
const handleGenerate = async () => {
if (!sourceFile) { toast.error('Please upload a source image'); return; }
setIsGenerating(true);
setProgress(0);
try {
const resultSet = await generateFaviconSet(sourceFile, options, (p) => setProgress(p));
setResult(resultSet);
setMobileTab('results');
toast.success('Favicon set generated!');
} catch (error) {
console.error(error);
toast.error('Failed to generate favicons');
} finally {
setIsGenerating(false);
}
};
const handleDownloadAll = async () => {
if (!result) return;
const files = result.icons.map((icon) => ({ blob: icon.blob!, filename: icon.name }));
const manifestBlob = new Blob([result.manifest], { type: 'application/json' });
files.push({ blob: manifestBlob, filename: 'site.webmanifest' });
await downloadBlobsAsZip(files, 'favicons.zip');
toast.success('Downloading favicons ZIP…');
};
const handleReset = () => {
setSourceFile(null);
setResult(null);
setProgress(0);
setMobileTab('setup');
};
return (
<div className="flex flex-col gap-4">
{/* ── Mobile tab switcher ─────────────────────────────── */}
<div className="flex lg:hidden glass rounded-xl p-1 gap-1">
{(['setup', 'results'] as MobileTab[]).map((t) => (
<button
key={t}
onClick={() => setMobileTab(t)}
className={cn(
'flex-1 py-2.5 rounded-lg text-sm font-medium capitalize transition-all',
mobileTab === t
? 'bg-primary text-primary-foreground shadow-sm'
: 'text-muted-foreground hover:text-foreground'
)}
>
{t === 'setup' ? 'Setup' : 'Results'}
</button>
))}
</div>
{/* ── Main layout ─────────────────────────────────────── */}
<div
className="grid grid-cols-1 lg:grid-cols-5 gap-4"
style={{ height: 'calc(100svh - 220px)', minHeight: '620px' }}
>
{/* Left: Setup */}
<div className={cn('lg:col-span-2 flex flex-col gap-3 overflow-hidden', mobileTab !== 'setup' && 'hidden lg:flex')}>
{/* Upload zone */}
<div className="glass rounded-xl p-4 shrink-0">
<span className="text-[10px] font-semibold text-muted-foreground uppercase tracking-widest block mb-3">
Source Image
</span>
<FaviconFileUpload
selectedFile={sourceFile}
onFileSelect={setSourceFile}
onFileRemove={() => setSourceFile(null)}
disabled={isGenerating}
/>
</div>
{/* App config */}
<div className="glass rounded-xl p-4 flex-1 min-h-0 flex flex-col overflow-hidden">
<span className="text-[10px] font-semibold text-muted-foreground uppercase tracking-widest block mb-3 shrink-0">
App Details
</span>
<div className="space-y-3 flex-1 min-h-0 overflow-y-auto scrollbar-thin scrollbar-thumb-primary/20 scrollbar-track-transparent pr-0.5">
<div>
<label className="text-[10px] text-muted-foreground/60 font-mono mb-1.5 block">App Name</label>
<input
type="text"
value={options.name}
onChange={(e) => setOptions({ ...options, name: e.target.value })}
placeholder="My Awesome App"
className={inputCls}
/>
</div>
<div>
<label className="text-[10px] text-muted-foreground/60 font-mono mb-1.5 block">Short Name</label>
<input
type="text"
value={options.shortName}
onChange={(e) => setOptions({ ...options, shortName: e.target.value })}
placeholder="App"
className={inputCls}
/>
<p className="text-[9px] text-muted-foreground/30 font-mono mt-1">Used for mobile home screen labels</p>
</div>
<div className="grid grid-cols-2 gap-3">
<div>
<label className="text-[10px] text-muted-foreground/60 font-mono mb-1.5 block">Background</label>
<div className="flex gap-1.5">
<input
type="color"
value={options.backgroundColor}
onChange={(e) => setOptions({ ...options, backgroundColor: e.target.value })}
className="w-8 h-8 rounded-lg cursor-pointer border border-border/40 bg-transparent shrink-0 p-0.5"
/>
<input
type="text"
value={options.backgroundColor}
onChange={(e) => setOptions({ ...options, backgroundColor: e.target.value })}
className={cn(inputCls, 'py-1')}
/>
</div>
</div>
<div>
<label className="text-[10px] text-muted-foreground/60 font-mono mb-1.5 block">Theme</label>
<div className="flex gap-1.5">
<input
type="color"
value={options.themeColor}
onChange={(e) => setOptions({ ...options, themeColor: e.target.value })}
className="w-8 h-8 rounded-lg cursor-pointer border border-border/40 bg-transparent shrink-0 p-0.5"
/>
<input
type="text"
value={options.themeColor}
onChange={(e) => setOptions({ ...options, themeColor: e.target.value })}
className={cn(inputCls, 'py-1')}
/>
</div>
</div>
</div>
</div>
{/* Action buttons */}
<div className="flex gap-2 shrink-0 pt-3 mt-3 border-t border-border/25">
{result && (
<button onClick={handleReset} className={cn(actionBtn, 'px-4')}>
Reset
</button>
)}
<button
onClick={handleGenerate}
disabled={!sourceFile || isGenerating}
className={cn(actionBtn, 'flex-1 py-2.5')}
>
{isGenerating
? <><Loader2 className="w-3 h-3 animate-spin" /> Generating {progress}%</>
: 'Generate Favicons'
}
</button>
</div>
</div>
</div>
{/* Right: Results */}
<div className={cn('lg:col-span-3 flex flex-col overflow-hidden', mobileTab !== 'results' && 'hidden lg:flex')}>
<div className="glass rounded-xl p-4 flex flex-col flex-1 min-h-0 overflow-hidden">
{/* Tab bar + download button */}
<div className="flex items-center gap-2 mb-4 shrink-0">
<div className="flex glass rounded-lg p-0.5 gap-0.5 flex-1">
{TABS.map(({ value, label, icon }) => (
<button
key={value}
onClick={() => setTab(value)}
className={cn(
'flex-1 flex items-center justify-center gap-1.5 py-1.5 rounded-md text-xs font-medium transition-all',
tab === value
? 'bg-primary text-primary-foreground shadow-sm'
: 'text-muted-foreground hover:text-foreground'
)}
>
{icon}{label}
</button>
))}
</div>
{result && (
<button onClick={handleDownloadAll} className={cn(actionBtn, 'shrink-0 px-3')}>
<Download className="w-3 h-3" />
ZIP
</button>
)}
</div>
{/* Scrollable content */}
<div className="flex-1 min-h-0 overflow-y-auto scrollbar-thin scrollbar-thumb-primary/20 scrollbar-track-transparent pr-0.5">
{isGenerating ? (
<div className="flex flex-col items-center justify-center h-full gap-4">
<Loader2 className="w-5 h-5 animate-spin text-primary" />
<div className="w-full max-w-xs space-y-2">
<div className="flex items-center justify-between text-[10px] font-mono text-muted-foreground/50">
<span>Processing</span>
<span className="tabular-nums">{progress}%</span>
</div>
<div className="w-full h-1 rounded-full overflow-hidden bg-white/5">
<div
className="h-full bg-primary/65 transition-all duration-300"
style={{ width: `${progress}%` }}
/>
</div>
</div>
</div>
) : result ? (
<>
{tab === 'icons' && (
<div className="grid grid-cols-2 sm:grid-cols-3 gap-3">
{result.icons.map((icon) => (
<div
key={icon.name}
className="flex flex-col items-center gap-2 p-3 rounded-xl border border-border/20 bg-primary/3 group"
>
<div className="w-14 h-14 rounded-xl border border-border/25 bg-white/4 flex items-center justify-center group-hover:scale-105 transition-transform">
{icon.previewUrl ? (
<img src={icon.previewUrl} alt={icon.name} className="max-w-full max-h-full object-contain" />
) : (
<FileImage className="w-6 h-6 text-muted-foreground/30" />
)}
</div>
<div className="text-center w-full">
<p className="text-[10px] font-mono text-foreground/70 truncate" title={icon.name}>{icon.name}</p>
<p className="text-[9px] font-mono text-muted-foreground/40">{icon.width}×{icon.height} · {(icon.size / 1024).toFixed(1)} KB</p>
</div>
</div>
))}
</div>
)}
{tab === 'html' && (
<div className="space-y-3">
<CodeSnippet code={result.htmlCode} />
<div className="rounded-lg border border-primary/15 bg-primary/5 p-3">
<p className="text-[10px] text-muted-foreground/60 font-mono leading-relaxed">
Place generated files in your site root or update the href paths.
</p>
</div>
</div>
)}
{tab === 'manifest' && (
<CodeSnippet code={result.manifest} />
)}
</>
) : (
<div className="flex flex-col items-center justify-center h-full gap-3 text-center">
<div className="w-14 h-14 rounded-full bg-primary/10 flex items-center justify-center">
<FileImage className="w-6 h-6 text-primary/40" />
</div>
<div>
<p className="text-sm font-medium text-foreground/40">No assets yet</p>
<p className="text-[10px] text-muted-foreground/30 font-mono mt-1">Upload an image and generate favicons</p>
</div>
</div>
)}
</div>
</div>
</div>
</div>
</div>
);
}