Files
2025-12-29 18:12:32 +01:00

262 lines
11 KiB
TypeScript

import React, { useState, useCallback } from 'react';
import { UploadCloud, File, Sheet, Loader2, CheckCircle, Sparkles, Wand2, BarChart3 } from 'lucide-react';
import { generateSyntheticCsv } from '../utils/syntheticDataGenerator';
import { TierKey } from '../types';
interface DataUploaderProps {
selectedTier: TierKey;
onAnalysisReady: () => void;
isAnalyzing: boolean;
}
type UploadStatus = 'idle' | 'generating' | 'uploading' | 'success';
const formatFileSize = (bytes: number, decimals = 2) => {
if (bytes === 0) return '0 Bytes';
const k = 1024;
const dm = decimals < 0 ? 0 : decimals;
const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB'];
const i = Math.floor(Math.log(bytes) / Math.log(k));
return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
};
const DataUploader: React.FC<DataUploaderProps> = ({ selectedTier, onAnalysisReady, isAnalyzing }) => {
const [file, setFile] = useState<File | null>(null);
const [sheetUrl, setSheetUrl] = useState('');
const [status, setStatus] = useState<UploadStatus>('idle');
const [successMessage, setSuccessMessage] = useState('');
const [error, setError] = useState('');
const [isDragging, setIsDragging] = useState(false);
const isActionInProgress = status === 'generating' || status === 'uploading' || isAnalyzing;
const resetState = (clearAll: boolean = true) => {
setStatus('idle');
setError('');
setSuccessMessage('');
if (clearAll) {
setFile(null);
setSheetUrl('');
}
};
const handleDataReady = (message: string) => {
setStatus('success');
setSuccessMessage(message);
};
const handleFileChange = (selectedFile: File | null) => {
resetState();
if (selectedFile) {
const allowedTypes = [
'text/csv',
'application/vnd.ms-excel',
'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
];
if (allowedTypes.includes(selectedFile.type) || selectedFile.name.endsWith('.csv') || selectedFile.name.endsWith('.xlsx') || selectedFile.name.endsWith('.xls')) {
setFile(selectedFile);
setSheetUrl('');
} else {
setError('Tipo de archivo no válido. Sube un CSV o Excel.');
setFile(null);
}
}
};
const onDragOver = useCallback((e: React.DragEvent<HTMLDivElement>) => {
e.preventDefault();
e.stopPropagation();
if (!isActionInProgress) setIsDragging(true);
}, [isActionInProgress]);
const onDragLeave = useCallback((e: React.DragEvent<HTMLDivElement>) => {
e.preventDefault();
e.stopPropagation();
setIsDragging(false);
}, []);
const onDrop = useCallback((e: React.DragEvent<HTMLDivElement>) => {
e.preventDefault();
e.stopPropagation();
setIsDragging(false);
if (isActionInProgress) return;
const droppedFile = e.dataTransfer.files && e.dataTransfer.files[0];
handleFileChange(droppedFile);
}, [isActionInProgress]);
const handleGenerateSyntheticData = () => {
resetState();
setStatus('generating');
setTimeout(() => {
const csvData = generateSyntheticCsv(selectedTier);
handleDataReady('Datos Sintéticos Generados!');
}, 2000);
};
const handleSubmit = () => {
if (!file && !sheetUrl) {
setError('Por favor, sube un archivo o introduce una URL de Google Sheet.');
return;
}
resetState(false);
setStatus('uploading');
setTimeout(() => {
handleDataReady('Datos Recibidos!');
}, 2000);
};
const renderMainButton = () => {
if (status === 'success') {
return (
<button
onClick={onAnalysisReady}
disabled={isAnalyzing}
className="w-full flex items-center justify-center gap-2 text-white px-6 py-3 rounded-lg transition-colors shadow-sm hover:shadow-md bg-green-600 hover:bg-green-700 disabled:opacity-75 disabled:cursor-not-allowed"
>
{isAnalyzing ? <Loader2 className="animate-spin" size={20} /> : <BarChart3 size={20} />}
{isAnalyzing ? 'Analizando...' : 'Ver Dashboard de Diagnóstico'}
</button>
);
}
return (
<button
onClick={handleSubmit}
disabled={isActionInProgress || (!file && !sheetUrl)}
className="w-full flex items-center justify-center gap-2 text-white px-6 py-3 rounded-lg transition-colors shadow-sm hover:shadow-md bg-blue-600 hover:bg-blue-700 disabled:opacity-75 disabled:cursor-not-allowed"
>
{status === 'uploading' ? <Loader2 className="animate-spin" size={20} /> : <Wand2 size={20} />}
{status === 'uploading' ? 'Procesando...' : 'Generar Análisis'}
</button>
);
};
return (
<div className="bg-white rounded-xl shadow-lg p-8">
<div className="mb-6">
<span className="text-blue-600 font-semibold mb-1 block">Paso 2</span>
<h2 className="text-2xl font-bold text-slate-900">Sube tus Datos y Ejecuta el Análisis</h2>
<p className="text-slate-600 mt-1">
Usa una de las siguientes opciones para enviarnos tus datos para el análisis.
</p>
</div>
<div className="space-y-6">
<div
onDragOver={onDragOver}
onDragLeave={onDragLeave}
onDrop={onDrop}
className={`relative border-2 border-dashed rounded-lg p-8 text-center transition-colors duration-300 ${isDragging ? 'border-blue-500 bg-blue-50' : 'border-slate-300 bg-slate-50'} ${isActionInProgress ? 'opacity-50 cursor-not-allowed' : ''}`}
>
<input
type="file"
id="file-upload"
className="absolute inset-0 w-full h-full opacity-0 cursor-pointer"
accept=".csv, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet, application/vnd.ms-excel"
onChange={(e) => handleFileChange(e.target.files ? e.target.files[0] : null)}
disabled={isActionInProgress}
/>
<label htmlFor="file-upload" className="cursor-pointer flex flex-col items-center justify-center">
<UploadCloud className="w-12 h-12 text-slate-400 mb-2" />
<span className="font-semibold text-blue-600">Haz clic para subir un fichero</span>
<span className="text-slate-500"> o arrástralo aquí</span>
<p className="text-xs text-slate-400 mt-2">CSV, XLSX, o XLS</p>
</label>
</div>
<div className="flex items-center text-slate-500">
<hr className="w-full border-slate-300" />
<span className="px-4 font-medium text-sm">O</span>
<hr className="w-full border-slate-300" />
</div>
<div className="text-center p-4 bg-slate-50 rounded-lg">
<p className="text-sm text-slate-600 mb-3">¿No tienes datos a mano? Genera un set de datos de ejemplo.</p>
<button
onClick={handleGenerateSyntheticData}
disabled={isActionInProgress}
className="flex items-center justify-center gap-2 w-full sm:w-auto mx-auto bg-fuchsia-100 text-fuchsia-700 px-6 py-3 rounded-lg hover:bg-fuchsia-200 hover:text-fuchsia-800 transition-colors shadow-sm hover:shadow-md disabled:opacity-75 disabled:cursor-not-allowed font-semibold"
>
{status === 'generating' ? <Loader2 className="animate-spin" size={20} /> : <Sparkles size={20} />}
{status === 'generating' ? 'Generando...' : 'Generar Datos Sintéticos'}
</button>
</div>
<div className="flex items-center text-slate-500">
<hr className="w-full border-slate-300" />
<span className="px-4 font-medium text-sm">O</span>
<hr className="w-full border-slate-300" />
</div>
<div className="relative">
<Sheet className="absolute left-3 top-1/2 -translate-y-1/2 w-5 h-5 text-slate-400" />
<input
type="url"
placeholder="Pega la URL de tu Google Sheet aquí"
value={sheetUrl}
onChange={(e) => {
resetState();
setSheetUrl(e.target.value);
setFile(null);
}}
disabled={isActionInProgress}
className="w-full pl-10 pr-4 py-3 border border-slate-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition disabled:bg-slate-100"
/>
</div>
{error && <p className="text-red-600 text-sm text-center">{error}</p>}
{status !== 'uploading' && status !== 'success' && file && (
<div className="flex items-center justify-between gap-2 p-3 bg-slate-50 border border-slate-200 text-slate-800 rounded-lg">
<div className="flex items-center gap-2 min-w-0">
<File className="w-5 h-5 flex-shrink-0 text-slate-500" />
<div className="flex flex-col min-w-0">
<span className="font-medium text-sm truncate">{file.name}</span>
<span className="text-xs text-slate-500">{formatFileSize(file.size)}</span>
</div>
</div>
<button onClick={() => setFile(null)} className="text-slate-500 hover:text-red-600 font-bold text-lg flex-shrink-0">&times;</button>
</div>
)}
{status === 'uploading' && file && (
<div className="p-4 bg-blue-50 border border-blue-200 rounded-lg">
<div className="flex items-center gap-3">
<File className="w-8 h-8 flex-shrink-0 text-blue-500" />
<div className="flex-grow">
<div className="flex justify-between items-center mb-1">
<span className="font-semibold text-sm text-blue-800 truncate">{file.name}</span>
<span className="text-xs text-blue-700">{formatFileSize(file.size)}</span>
</div>
<div className="w-full bg-blue-200 rounded-full h-2.5 overflow-hidden">
<div className="relative w-full h-full">
<div className="absolute h-full w-1/2 bg-blue-600 rounded-full animate-indeterminate-progress"></div>
</div>
</div>
</div>
</div>
</div>
)}
{status !== 'uploading' && status !== 'success' && sheetUrl && !file && (
<div className="flex items-center justify-center gap-2 p-3 bg-blue-50 border border-blue-200 text-blue-800 rounded-lg">
<Sheet className="w-5 h-5 flex-shrink-0" />
<span className="font-medium text-sm truncate">{sheetUrl}</span>
<button onClick={() => setSheetUrl('')} className="text-blue-600 hover:text-blue-800 font-bold text-lg">&times;</button>
</div>
)}
{status === 'success' && (
<div className="flex items-center justify-center gap-2 p-4 bg-green-50 border border-green-200 text-green-800 rounded-lg">
<CheckCircle className="w-6 h-6 flex-shrink-0" />
<span className="font-semibold">{successMessage} ¡Listo para analizar!</span>
</div>
)}
{renderMainButton()}
</div>
</div>
);
};
export default DataUploader;