Files
advx/src/components/pdf/PDFManipulationPage.tsx
T
rodrigo f4afe83db0 pdf: fix route
Signed-off-by: Rodrigo Bertoldo de Sousa Martins <rodrigo.sousa.577@gmail.com>
2026-02-27 19:02:18 -03:00

671 lines
25 KiB
TypeScript

import React, { useState, useCallback } from 'react';
import { useDropzone } from 'react-dropzone';
import axios from 'axios';
import { toast } from 'react-toastify';
import { useAuth } from '../../contexts/AuthContext';
import {
DocumentIcon,
CloudArrowUpIcon,
ArrowsPointingInIcon,
ScissorsIcon,
ArrowsUpDownIcon,
PhotoIcon,
DocumentTextIcon,
InformationCircleIcon,
ArrowDownTrayIcon,
ClockIcon,
} from '@heroicons/react/24/outline';
interface OperationResult {
operacaoId: string;
outputPaths?: string[];
outputPath?: string;
processingTime?: number;
reduction?: number;
filesCreated?: number;
text?: string;
confidence?: number;
}
type OperationType =
| 'compress'
| 'split'
| 'merge'
| 'pdfToImages'
| 'imagesToPDF'
| 'ocr'
| 'info';
export const PDFManipulationPage: React.FC = () => {
const { getToken } = useAuth();
const [selectedOperation, setSelectedOperation] = useState<OperationType>('compress');
const [files, setFiles] = useState<File[]>([]);
const [processing, setProcessing] = useState(false);
const [result, setResult] = useState<OperationResult | null>(null);
const [history, setHistory] = useState<any[]>([]);
// Configurações para cada operação
const [compressQuality, setCompressQuality] = useState(95);
const [splitType, setSplitType] = useState<'pages' | 'range' | 'chunks'>('pages');
const [splitPages, setSplitPages] = useState<string>('1,2,3');
const [splitRanges, setSplitRanges] = useState<string>('1-5,6-10');
const [chunkSize, setChunkSize] = useState(5);
const [imageFormat, setImageFormat] = useState<'png' | 'jpg' | 'webp'>('png');
const [imageQuality, setImageQuality] = useState(95);
const [imageDensity, setImageDensity] = useState(300);
const [ocrLanguage, setOcrLanguage] = useState('por');
const onDrop = useCallback((acceptedFiles: File[]) => {
setFiles((prev) => [...prev, ...acceptedFiles]);
}, []);
const { getRootProps, getInputProps, isDragActive } = useDropzone({
onDrop,
accept: {
'application/pdf': ['.pdf'],
'image/*': ['.png', '.jpg', '.jpeg', '.webp'],
},
});
const removeFile = (index: number) => {
setFiles((prev) => prev.filter((_, i) => i !== index));
};
const clearFiles = () => {
setFiles([]);
setResult(null);
};
const processFiles = async () => {
if (files.length === 0) {
toast.error('Selecione pelo menos um arquivo');
return;
}
setProcessing(true);
setResult(null);
try {
const formData = new FormData();
files.forEach((file) => {
formData.append('files', file);
});
const token = getToken();
const config = {
headers: {
'Content-Type': 'multipart/form-data',
Authorization: `Bearer ${token}`,
},
};
let response;
switch (selectedOperation) {
case 'compress':
formData.append('quality', compressQuality.toString());
response = await axios.post('/api/pdf/compress', formData, config);
toast.success('PDFs comprimidos com sucesso!');
break;
case 'split':
formData.append('splitType', splitType);
if (splitType === 'pages') {
const pages = splitPages.split(',').map((p) => parseInt(p.trim()));
formData.append('pages', JSON.stringify(pages));
} else if (splitType === 'range') {
const ranges = splitRanges.split(',').map((r) => {
const [start, end] = r.trim().split('-').map(Number);
return { start, end };
});
formData.append('ranges', JSON.stringify(ranges));
} else {
formData.append('chunkSize', chunkSize.toString());
}
response = await axios.post('/api/pdf/split', formData, config);
toast.success('PDF dividido com sucesso!');
break;
case 'merge':
response = await axios.post('/api/pdf/merge', formData, config);
toast.success('PDFs mesclados com sucesso!');
break;
case 'pdfToImages':
formData.append('format', imageFormat);
formData.append('quality', imageQuality.toString());
formData.append('density', imageDensity.toString());
response = await axios.post('/api/pdf/pdf-to-images', formData, config);
toast.success('PDF convertido em imagens!');
break;
case 'imagesToPDF':
formData.append('fitToPage', 'true');
response = await axios.post('/api/pdf/images-to-pdf', formData, config);
toast.success('Imagens convertidas em PDF!');
break;
case 'ocr':
formData.append('language', ocrLanguage);
response = await axios.post('/api/pdf/ocr', formData, config);
toast.success('OCR realizado com sucesso!');
break;
case 'info':
response = await axios.post('/api/pdf/info', formData, config);
break;
}
setResult(response.data);
loadHistory();
} catch (error: any) {
console.error('Erro ao processar arquivos:', error);
toast.error(error.response?.data?.message || 'Erro ao processar arquivos');
} finally {
setProcessing(false);
}
};
const loadHistory = async () => {
try {
const token = getToken();
const response = await axios.get('/api/pdf/history', {
headers: { Authorization: `Bearer ${token}` },
});
setHistory(response.data.operacoes || []);
} catch (error) {
console.error('Erro ao carregar histórico:', error);
}
};
const downloadFile = async (operacaoId: string, fileIndex: number) => {
try {
const token = getToken();
const response = await axios.get(`/api/pdf/download/${operacaoId}/${fileIndex}`, {
headers: { Authorization: `Bearer ${token}` },
responseType: 'blob',
});
const url = window.URL.createObjectURL(new Blob([response.data]));
const link = document.createElement('a');
link.href = url;
link.setAttribute('download', `arquivo-${fileIndex}.pdf`);
document.body.appendChild(link);
link.click();
link.remove();
toast.success('Download iniciado!');
} catch (error) {
console.error('Erro ao fazer download:', error);
toast.error('Erro ao fazer download');
}
};
React.useEffect(() => {
loadHistory();
}, []);
const operations = [
{
id: 'compress' as OperationType,
name: 'Comprimir PDF',
icon: ArrowsPointingInIcon,
description: 'Reduza o tamanho mantendo a qualidade',
},
{
id: 'split' as OperationType,
name: 'Dividir PDF',
icon: ScissorsIcon,
description: 'Separe páginas específicas',
},
{
id: 'merge' as OperationType,
name: 'Mesclar PDFs',
icon: ArrowsUpDownIcon,
description: 'Combine múltiplos PDFs',
},
{
id: 'pdfToImages' as OperationType,
name: 'PDF para Imagens',
icon: PhotoIcon,
description: 'Converta páginas em imagens',
},
{
id: 'imagesToPDF' as OperationType,
name: 'Imagens para PDF',
icon: DocumentIcon,
description: 'Crie PDF a partir de imagens',
},
{
id: 'ocr' as OperationType,
name: 'OCR',
icon: DocumentTextIcon,
description: 'Extraia texto de PDFs',
},
{
id: 'info' as OperationType,
name: 'Informações',
icon: InformationCircleIcon,
description: 'Obtenha detalhes do PDF',
},
];
const formatBytes = (bytes: number) => {
if (bytes === 0) return '0 Bytes';
const k = 1024;
const sizes = ['Bytes', 'KB', 'MB', 'GB'];
const i = Math.floor(Math.log(bytes) / Math.log(k));
return Math.round((bytes / Math.pow(k, i)) * 100) / 100 + ' ' + sizes[i];
};
return (
<div className="min-h-screen bg-gray-50 py-8">
<div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
<div className="mb-8">
<h1 className="text-3xl font-bold text-gray-900">Manipulação de PDFs</h1>
<p className="mt-2 text-gray-600">
Ferramentas completas para trabalhar com arquivos PDF
</p>
</div>
{/* Seleção de operação */}
<div className="grid grid-cols-2 md:grid-cols-4 lg:grid-cols-7 gap-4 mb-8">
{operations.map((op) => (
<button
key={op.id}
onClick={() => {
setSelectedOperation(op.id);
clearFiles();
}}
className={`p-4 rounded-lg border-2 transition-all ${
selectedOperation === op.id
? 'border-blue-500 bg-blue-50 text-blue-700'
: 'border-gray-200 bg-white hover:border-gray-300'
}`}
>
<op.icon className="h-8 w-8 mx-auto mb-2" />
<div className="text-sm font-medium">{op.name}</div>
</button>
))}
</div>
<div className="grid grid-cols-1 lg:grid-cols-3 gap-8">
{/* Área principal */}
<div className="lg:col-span-2 space-y-6">
{/* Upload de arquivos */}
<div className="bg-white rounded-lg shadow p-6">
<h2 className="text-xl font-semibold mb-4">Arquivos</h2>
<div
{...getRootProps()}
className={`border-2 border-dashed rounded-lg p-12 text-center cursor-pointer transition-colors ${
isDragActive
? 'border-blue-500 bg-blue-50'
: 'border-gray-300 hover:border-gray-400'
}`}
>
<input {...getInputProps()} />
<CloudArrowUpIcon className="h-12 w-12 mx-auto text-gray-400 mb-4" />
{isDragActive ? (
<p className="text-blue-600">Solte os arquivos aqui...</p>
) : (
<div>
<p className="text-gray-600 mb-2">
Arraste e solte arquivos aqui, ou clique para selecionar
</p>
<p className="text-sm text-gray-500">
PDFs e imagens (PNG, JPG, WEBP)
</p>
</div>
)}
</div>
{/* Lista de arquivos */}
{files.length > 0 && (
<div className="mt-4">
<div className="flex justify-between items-center mb-2">
<h3 className="font-medium">
Arquivos selecionados ({files.length})
</h3>
<button
onClick={clearFiles}
className="text-sm text-red-600 hover:text-red-700"
>
Limpar todos
</button>
</div>
<div className="space-y-2">
{files.map((file, index) => (
<div
key={index}
className="flex items-center justify-between p-3 bg-gray-50 rounded"
>
<div className="flex items-center space-x-3">
<DocumentIcon className="h-5 w-5 text-gray-400" />
<div>
<p className="text-sm font-medium">{file.name}</p>
<p className="text-xs text-gray-500">
{formatBytes(file.size)}
</p>
</div>
</div>
<button
onClick={() => removeFile(index)}
className="text-red-600 hover:text-red-700"
>
Remover
</button>
</div>
))}
</div>
</div>
)}
</div>
{/* Configurações específicas */}
<div className="bg-white rounded-lg shadow p-6">
<h2 className="text-xl font-semibold mb-4">Configurações</h2>
{selectedOperation === 'compress' && (
<div>
<label className="block text-sm font-medium mb-2">
Qualidade ({compressQuality}%)
</label>
<input
type="range"
min="50"
max="100"
value={compressQuality}
onChange={(e) => setCompressQuality(parseInt(e.target.value))}
className="w-full"
/>
<p className="text-xs text-gray-500 mt-1">
95% recomendado para qualidade sem perda perceptível
</p>
</div>
)}
{selectedOperation === 'split' && (
<div className="space-y-4">
<div>
<label className="block text-sm font-medium mb-2">
Tipo de divisão
</label>
<select
value={splitType}
onChange={(e) => setSplitType(e.target.value as any)}
className="w-full border border-gray-300 rounded-lg px-3 py-2"
>
<option value="pages">Páginas específicas</option>
<option value="range">Intervalos</option>
<option value="chunks">Chunks (partes iguais)</option>
</select>
</div>
{splitType === 'pages' && (
<div>
<label className="block text-sm font-medium mb-2">
Páginas (separadas por vírgula)
</label>
<input
type="text"
value={splitPages}
onChange={(e) => setSplitPages(e.target.value)}
placeholder="1,2,3,5,8"
className="w-full border border-gray-300 rounded-lg px-3 py-2"
/>
</div>
)}
{splitType === 'range' && (
<div>
<label className="block text-sm font-medium mb-2">
Intervalos (ex: 1-5,6-10)
</label>
<input
type="text"
value={splitRanges}
onChange={(e) => setSplitRanges(e.target.value)}
placeholder="1-5,6-10,11-15"
className="w-full border border-gray-300 rounded-lg px-3 py-2"
/>
</div>
)}
{splitType === 'chunks' && (
<div>
<label className="block text-sm font-medium mb-2">
Páginas por chunk
</label>
<input
type="number"
value={chunkSize}
onChange={(e) => setChunkSize(parseInt(e.target.value))}
min="1"
className="w-full border border-gray-300 rounded-lg px-3 py-2"
/>
</div>
)}
</div>
)}
{selectedOperation === 'pdfToImages' && (
<div className="space-y-4">
<div>
<label className="block text-sm font-medium mb-2">Formato</label>
<select
value={imageFormat}
onChange={(e) => setImageFormat(e.target.value as any)}
className="w-full border border-gray-300 rounded-lg px-3 py-2"
>
<option value="png">PNG</option>
<option value="jpg">JPG</option>
<option value="webp">WEBP</option>
</select>
</div>
<div>
<label className="block text-sm font-medium mb-2">
Qualidade ({imageQuality}%)
</label>
<input
type="range"
min="50"
max="100"
value={imageQuality}
onChange={(e) => setImageQuality(parseInt(e.target.value))}
className="w-full"
/>
</div>
<div>
<label className="block text-sm font-medium mb-2">
DPI ({imageDensity})
</label>
<input
type="range"
min="150"
max="600"
step="50"
value={imageDensity}
onChange={(e) => setImageDensity(parseInt(e.target.value))}
className="w-full"
/>
</div>
</div>
)}
{selectedOperation === 'ocr' && (
<div>
<label className="block text-sm font-medium mb-2">Idioma</label>
<select
value={ocrLanguage}
onChange={(e) => setOcrLanguage(e.target.value)}
className="w-full border border-gray-300 rounded-lg px-3 py-2"
>
<option value="por">Português</option>
<option value="eng">Inglês</option>
<option value="spa">Espanhol</option>
</select>
</div>
)}
<button
onClick={processFiles}
disabled={processing || files.length === 0}
className={`mt-6 w-full py-3 rounded-lg font-medium transition-colors ${
processing || files.length === 0
? 'bg-gray-300 text-gray-500 cursor-not-allowed'
: 'bg-blue-600 text-white hover:bg-blue-700'
}`}
>
{processing ? (
<span className="flex items-center justify-center">
<svg
className="animate-spin h-5 w-5 mr-2"
xmlns="http://www.w3.org/2000/svg"
fill="none"
viewBox="0 0 24 24"
>
<circle
className="opacity-25"
cx="12"
cy="12"
r="10"
stroke="currentColor"
strokeWidth="4"
></circle>
<path
className="opacity-75"
fill="currentColor"
d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"
></path>
</svg>
Processando...
</span>
) : (
'Processar'
)}
</button>
</div>
{/* Resultado */}
{result && (
<div className="bg-white rounded-lg shadow p-6">
<h2 className="text-xl font-semibold mb-4">Resultado</h2>
{selectedOperation === 'compress' && result.reduction !== undefined && (
<div className="space-y-2">
<p className="text-green-600 font-medium">
Redução de {result.reduction.toFixed(2)}%
</p>
<p className="text-sm text-gray-600">
Tempo de processamento: {result.processingTime}ms
</p>
</div>
)}
{(result.outputPaths || result.outputPath) && (
<div className="mt-4">
<p className="font-medium mb-2">Arquivos gerados:</p>
{result.outputPaths?.map((path, index) => (
<button
key={index}
onClick={() => downloadFile(result.operacaoId, index)}
className="flex items-center space-x-2 w-full p-2 hover:bg-gray-50 rounded"
>
<ArrowDownTrayIcon className="h-5 w-5 text-blue-600" />
<span className="text-sm">Arquivo {index + 1}</span>
</button>
))}
{result.outputPath && (
<button
onClick={() => downloadFile(result.operacaoId, 0)}
className="flex items-center space-x-2 w-full p-2 hover:bg-gray-50 rounded"
>
<ArrowDownTrayIcon className="h-5 w-5 text-blue-600" />
<span className="text-sm">Download</span>
</button>
)}
</div>
)}
{selectedOperation === 'ocr' && result.text && (
<div className="mt-4">
<p className="font-medium mb-2">Texto extraído:</p>
<div className="bg-gray-50 p-4 rounded max-h-64 overflow-y-auto">
<pre className="text-sm whitespace-pre-wrap">{result.text}</pre>
</div>
{result.confidence && (
<p className="text-sm text-gray-600 mt-2">
Confiança: {result.confidence.toFixed(2)}%
</p>
)}
</div>
)}
</div>
)}
</div>
{/* Histórico */}
<div className="lg:col-span-1">
<div className="bg-white rounded-lg shadow p-6 sticky top-8">
<h2 className="text-xl font-semibold mb-4">Histórico</h2>
{history.length === 0 ? (
<p className="text-gray-500 text-sm">Nenhuma operação ainda</p>
) : (
<div className="space-y-3 max-h-96 overflow-y-auto">
{history.map((op) => (
<div key={op.id} className="border-b pb-3">
<div className="flex items-center justify-between">
<span className="text-sm font-medium">
{op.tipoOperacao.replace('_', ' ')}
</span>
<span
className={`text-xs px-2 py-1 rounded ${
op.status === 'CONCLUIDO'
? 'bg-green-100 text-green-800'
: op.status === 'ERRO'
? 'bg-red-100 text-red-800'
: 'bg-yellow-100 text-yellow-800'
}`}
>
{op.status}
</span>
</div>
<div className="flex items-center text-xs text-gray-500 mt-1">
<ClockIcon className="h-3 w-3 mr-1" />
{new Date(op.criadoEm).toLocaleString('pt-BR')}
</div>
{op.tempoProcessamento && (
<p className="text-xs text-gray-500 mt-1">
{op.tempoProcessamento}ms
</p>
)}
{op.status === 'CONCLUIDO' && op.arquivosResultado && op.arquivosResultado.length > 0 && (
<div className="mt-2 space-y-1">
{op.arquivosResultado.map((arquivo: string, index: number) => (
<button
key={index}
onClick={() => downloadFile(op.id, index)}
className="flex items-center space-x-1 w-full text-xs text-blue-600 hover:text-blue-700 hover:bg-blue-50 p-1 rounded"
>
<ArrowDownTrayIcon className="h-3 w-3" />
<span>Arquivo {index + 1}</span>
</button>
))}
</div>
)}
</div>
))}
</div>
)}
</div>
</div>
</div>
</div>
</div>
);
};