feat: Initialize frontend with React, Vite, and Tailwind CSS
- Set up main entry point for React application. - Create About, Home, NotFound, Privacy, and Terms pages with SEO support. - Implement API service for file uploads and task management. - Add global styles using Tailwind CSS. - Create utility functions for SEO and text processing. - Configure Vite for development and production builds. - Set up Nginx configuration for serving frontend and backend. - Add scripts for cleanup of expired files and sitemap generation. - Implement deployment script for production environment.
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176
frontend/src/components/tools/ImageConverter.tsx
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176
frontend/src/components/tools/ImageConverter.tsx
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import { useState } from 'react';
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import { useTranslation } from 'react-i18next';
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import { Helmet } from 'react-helmet-async';
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import { ImageIcon } from 'lucide-react';
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import FileUploader from '@/components/shared/FileUploader';
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import ProgressBar from '@/components/shared/ProgressBar';
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import DownloadButton from '@/components/shared/DownloadButton';
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import AdSlot from '@/components/layout/AdSlot';
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import { useFileUpload } from '@/hooks/useFileUpload';
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import { useTaskPolling } from '@/hooks/useTaskPolling';
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import { generateToolSchema } from '@/utils/seo';
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type OutputFormat = 'jpg' | 'png' | 'webp';
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export default function ImageConverter() {
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const { t } = useTranslation();
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const [phase, setPhase] = useState<'upload' | 'processing' | 'done'>('upload');
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const [format, setFormat] = useState<OutputFormat>('jpg');
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const [quality, setQuality] = useState(85);
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const {
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file,
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uploadProgress,
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isUploading,
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taskId,
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error: uploadError,
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selectFile,
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startUpload,
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reset,
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} = useFileUpload({
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endpoint: '/image/convert',
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maxSizeMB: 10,
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acceptedTypes: ['png', 'jpg', 'jpeg', 'webp'],
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extraData: { format, quality: quality.toString() },
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});
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const { status, result, error: taskError } = useTaskPolling({
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taskId,
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onComplete: () => setPhase('done'),
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onError: () => setPhase('done'),
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});
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const handleUpload = async () => {
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const id = await startUpload();
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if (id) setPhase('processing');
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};
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const handleReset = () => {
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reset();
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setPhase('upload');
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};
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const formats: { value: OutputFormat; label: string }[] = [
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{ value: 'jpg', label: 'JPG' },
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{ value: 'png', label: 'PNG' },
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{ value: 'webp', label: 'WebP' },
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];
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const schema = generateToolSchema({
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name: t('tools.imageConvert.title'),
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description: t('tools.imageConvert.description'),
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url: `${window.location.origin}/tools/image-converter`,
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});
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return (
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<>
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<Helmet>
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<title>{t('tools.imageConvert.title')} — {t('common.appName')}</title>
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<meta name="description" content={t('tools.imageConvert.description')} />
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<link rel="canonical" href={`${window.location.origin}/tools/image-converter`} />
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<script type="application/ld+json">{JSON.stringify(schema)}</script>
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</Helmet>
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<div className="mx-auto max-w-2xl">
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<div className="mb-8 text-center">
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<div className="mx-auto mb-4 flex h-16 w-16 items-center justify-center rounded-2xl bg-purple-100">
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<ImageIcon className="h-8 w-8 text-purple-600" />
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</div>
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<h1 className="section-heading">{t('tools.imageConvert.title')}</h1>
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<p className="mt-2 text-slate-500">{t('tools.imageConvert.description')}</p>
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</div>
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<AdSlot slot="top-banner" format="horizontal" className="mb-6" />
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{phase === 'upload' && (
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<div className="space-y-4">
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<FileUploader
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onFileSelect={selectFile}
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file={file}
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accept={{
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'image/png': ['.png'],
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'image/jpeg': ['.jpg', '.jpeg'],
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'image/webp': ['.webp'],
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}}
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maxSizeMB={10}
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isUploading={isUploading}
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uploadProgress={uploadProgress}
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error={uploadError}
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onReset={handleReset}
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acceptLabel="Images (PNG, JPG, WebP)"
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/>
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{file && !isUploading && (
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<>
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{/* Format Selector */}
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<div>
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<label className="mb-2 block text-sm font-medium text-slate-700">
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Convert to:
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</label>
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<div className="grid grid-cols-3 gap-3">
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{formats.map((f) => (
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<button
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key={f.value}
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onClick={() => setFormat(f.value)}
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className={`rounded-xl p-3 text-center ring-1 transition-all ${
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format === f.value
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? 'bg-primary-50 ring-primary-300 text-primary-700 font-semibold'
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: 'bg-white ring-slate-200 text-slate-600 hover:bg-slate-50'
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}`}
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>
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{f.label}
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</button>
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))}
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</div>
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</div>
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{/* Quality Slider (for lossy formats) */}
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{format !== 'png' && (
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<div>
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<label className="mb-2 flex items-center justify-between text-sm font-medium text-slate-700">
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<span>Quality</span>
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<span className="text-primary-600">{quality}%</span>
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</label>
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<input
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type="range"
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min="10"
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max="100"
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value={quality}
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onChange={(e) => setQuality(Number(e.target.value))}
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className="w-full accent-primary-600"
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/>
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</div>
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)}
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<button onClick={handleUpload} className="btn-primary w-full">
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{t('tools.imageConvert.shortDesc')}
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</button>
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</>
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)}
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</div>
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)}
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{phase === 'processing' && !result && (
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<ProgressBar state={status?.state || 'PENDING'} message={status?.progress} />
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)}
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{phase === 'done' && result && result.status === 'completed' && (
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<DownloadButton result={result} onStartOver={handleReset} />
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)}
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{phase === 'done' && taskError && (
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<div className="space-y-4">
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<div className="rounded-xl bg-red-50 p-4 ring-1 ring-red-200">
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<p className="text-sm text-red-700">{taskError}</p>
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</div>
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<button onClick={handleReset} className="btn-secondary w-full">
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{t('common.startOver')}
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</button>
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</div>
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)}
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<AdSlot slot="bottom-banner" className="mt-8" />
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</div>
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</>
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);
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}
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