Files
OCR/frontend/src/pages/ExportPage.tsx
beabigegg da700721fa first
2025-11-12 22:53:17 +08:00

322 lines
11 KiB
TypeScript

import { useState } from 'react'
import { useNavigate } from 'react-router-dom'
import { useTranslation } from 'react-i18next'
import { useMutation, useQuery } from '@tanstack/react-query'
import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card'
import { Button } from '@/components/ui/button'
import { useToast } from '@/components/ui/toast'
import { useUploadStore } from '@/store/uploadStore'
import { apiClient } from '@/services/api'
import type { ExportRequest, ExportOptions } from '@/types/api'
type ExportFormat = 'txt' | 'json' | 'excel' | 'markdown' | 'pdf'
export default function ExportPage() {
const { t } = useTranslation()
const navigate = useNavigate()
const { toast } = useToast()
const { batchId } = useUploadStore()
const [format, setFormat] = useState<ExportFormat>('txt')
const [selectedRuleId, setSelectedRuleId] = useState<number | undefined>()
const [options, setOptions] = useState<ExportOptions>({
confidence_threshold: 0.5,
include_metadata: true,
filename_pattern: '{filename}_ocr',
css_template: 'default',
})
// Fetch export rules
const { data: exportRules } = useQuery({
queryKey: ['exportRules'],
queryFn: () => apiClient.getExportRules(),
enabled: true,
})
// Fetch CSS templates
const { data: cssTemplates } = useQuery({
queryKey: ['cssTemplates'],
queryFn: () => apiClient.getCSSTemplates(),
enabled: format === 'pdf',
})
// Export mutation
const exportMutation = useMutation({
mutationFn: async (data: ExportRequest) => {
const blob = await apiClient.exportResults(data)
return { blob, format: data.format }
},
onSuccess: ({ blob, format: exportFormat }) => {
// Create download link
const url = window.URL.createObjectURL(blob)
const a = document.createElement('a')
a.href = url
// Determine file extension
const extensions: Record<ExportFormat, string> = {
txt: 'txt',
json: 'json',
excel: 'xlsx',
markdown: 'md',
pdf: 'pdf',
}
a.download = `batch_${batchId}_export.${extensions[exportFormat]}`
document.body.appendChild(a)
a.click()
window.URL.revokeObjectURL(url)
document.body.removeChild(a)
toast({
title: t('export.exportSuccess'),
description: `已成功匯出為 ${exportFormat.toUpperCase()} 格式`,
variant: 'success',
})
},
onError: (error: any) => {
toast({
title: t('export.exportError'),
description: error.response?.data?.detail || t('errors.networkError'),
variant: 'destructive',
})
},
})
const handleExport = () => {
if (!batchId) {
toast({
title: t('errors.validationError'),
description: '請先上傳並處理檔案',
variant: 'destructive',
})
return
}
const exportRequest: ExportRequest = {
batch_id: batchId,
format,
rule_id: selectedRuleId,
options,
}
exportMutation.mutate(exportRequest)
}
const handleFormatChange = (newFormat: ExportFormat) => {
setFormat(newFormat)
// Reset CSS template if switching away from PDF
if (newFormat !== 'pdf') {
setOptions((prev) => ({ ...prev, css_template: undefined }))
} else {
setOptions((prev) => ({ ...prev, css_template: 'default' }))
}
}
const handleRuleChange = (ruleId: number | undefined) => {
setSelectedRuleId(ruleId)
if (ruleId && exportRules) {
const rule = exportRules.find((r) => r.id === ruleId)
if (rule && rule.config_json) {
// Apply rule configuration
setOptions((prev) => ({
...prev,
...rule.config_json,
css_template: rule.css_template || prev.css_template,
}))
}
}
}
// Show helpful message when no batch is selected
if (!batchId) {
return (
<div className="max-w-2xl mx-auto mt-12">
<Card>
<CardHeader>
<CardTitle>{t('export.title')}</CardTitle>
</CardHeader>
<CardContent className="text-center space-y-4">
<p className="text-muted-foreground">
{t('export.noBatchMessage', { defaultValue: '尚未選擇任何批次。請先上傳並完成處理檔案。' })}
</p>
<Button onClick={() => navigate('/upload')}>
{t('export.goToUpload', { defaultValue: '前往上傳頁面' })}
</Button>
</CardContent>
</Card>
</div>
)
}
return (
<div className="max-w-4xl mx-auto space-y-6">
<div>
<h1 className="text-3xl font-bold text-foreground mb-2">{t('export.title')}</h1>
<p className="text-muted-foreground"> ID: {batchId}</p>
</div>
{/* Format Selection */}
<Card>
<CardHeader>
<CardTitle>{t('export.format')}</CardTitle>
</CardHeader>
<CardContent>
<div className="grid grid-cols-2 md:grid-cols-5 gap-3">
{(['txt', 'json', 'excel', 'markdown', 'pdf'] as ExportFormat[]).map((fmt) => (
<button
key={fmt}
onClick={() => handleFormatChange(fmt)}
className={`p-4 border rounded-lg text-center transition-colors ${
format === fmt
? 'border-primary bg-primary/10 text-primary font-semibold'
: 'border-gray-200 hover:border-primary/50'
}`}
>
<div className="text-sm">{t(`export.formats.${fmt}`)}</div>
</button>
))}
</div>
</CardContent>
</Card>
{/* Export Rules */}
{exportRules && exportRules.length > 0 && (
<Card>
<CardHeader>
<CardTitle>{t('export.rules.title')}</CardTitle>
</CardHeader>
<CardContent>
<div className="space-y-3">
<label className="block text-sm font-medium text-foreground">
{t('export.rules.selectRule')}
</label>
<select
value={selectedRuleId || ''}
onChange={(e) => handleRuleChange(e.target.value ? Number(e.target.value) : undefined)}
className="w-full px-3 py-2 border border-gray-200 rounded-md bg-background text-foreground focus:outline-none focus:ring-2 focus:ring-primary"
>
<option value=""> (使)</option>
{exportRules.map((rule) => (
<option key={rule.id} value={rule.id}>
{rule.rule_name}
</option>
))}
</select>
</div>
</CardContent>
</Card>
)}
{/* Export Options */}
<Card>
<CardHeader>
<CardTitle>{t('export.options.title')}</CardTitle>
</CardHeader>
<CardContent className="space-y-4">
{/* Confidence Threshold */}
<div>
<label className="block text-sm font-medium text-foreground mb-2">
{t('export.options.confidenceThreshold')}: {options.confidence_threshold}
</label>
<input
type="range"
min="0"
max="1"
step="0.05"
value={options.confidence_threshold}
onChange={(e) =>
setOptions((prev) => ({
...prev,
confidence_threshold: Number(e.target.value),
}))
}
className="w-full"
/>
<div className="flex justify-between text-xs text-muted-foreground mt-1">
<span>0</span>
<span>0.5</span>
<span>1.0</span>
</div>
</div>
{/* Include Metadata */}
<div className="flex items-center space-x-2">
<input
type="checkbox"
id="include-metadata"
checked={options.include_metadata}
onChange={(e) =>
setOptions((prev) => ({
...prev,
include_metadata: e.target.checked,
}))
}
className="w-4 h-4 border border-gray-200 rounded"
/>
<label htmlFor="include-metadata" className="text-sm font-medium text-foreground">
{t('export.options.includeMetadata')}
</label>
</div>
{/* Filename Pattern */}
<div>
<label className="block text-sm font-medium text-foreground mb-2">
{t('export.options.filenamePattern')}
</label>
<input
type="text"
value={options.filename_pattern}
onChange={(e) =>
setOptions((prev) => ({
...prev,
filename_pattern: e.target.value,
}))
}
className="w-full px-3 py-2 border border-gray-200 rounded-md bg-background text-foreground focus:outline-none focus:ring-2 focus:ring-primary"
placeholder="{filename}_ocr"
/>
<p className="text-xs text-muted-foreground mt-1">
: {'{filename}'}, {'{batch_id}'}, {'{date}'}
</p>
</div>
{/* CSS Template (PDF only) */}
{format === 'pdf' && cssTemplates && cssTemplates.length > 0 && (
<div>
<label className="block text-sm font-medium text-foreground mb-2">
{t('export.options.cssTemplate')}
</label>
<select
value={options.css_template || 'default'}
onChange={(e) =>
setOptions((prev) => ({
...prev,
css_template: e.target.value,
}))
}
className="w-full px-3 py-2 border border-gray-200 rounded-md bg-background text-foreground focus:outline-none focus:ring-2 focus:ring-primary"
>
{cssTemplates.map((template) => (
<option key={template.filename} value={template.filename}>
{template.name} - {template.description}
</option>
))}
</select>
</div>
)}
</CardContent>
</Card>
{/* Export Button */}
<div className="flex justify-end gap-3">
<Button variant="outline" onClick={() => navigate('/results')}>
{t('common.back')}
</Button>
<Button onClick={handleExport} disabled={exportMutation.isPending}>
{exportMutation.isPending ? t('export.exporting') : t('export.exportButton')}
</Button>
</div>
</div>
)
}