Files
accounted/components/extensions/export/CurrencyReceivablesWorkspace.tsx
T
2026-02-24 16:06:36 +01:00

716 lines
29 KiB
TypeScript

'use client'
import { useState, useEffect, useCallback } from 'react'
import type { WorkspaceComponentProps } from '@/lib/extensions/workspace-registry'
import { useMockData } from '@/lib/extensions/use-mock-data'
import ExtensionLoadingSkeleton from '@/components/extensions/shared/ExtensionLoadingSkeleton'
import MockDataBanner from '@/components/extensions/shared/MockDataBanner'
import MockDataImportDialog from '@/components/extensions/shared/MockDataImportDialog'
import type { CsvFieldDef } from '@/components/extensions/shared/MockDataImportDialog'
import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card'
import { Badge } from '@/components/ui/badge'
import {
Select, SelectContent, SelectItem, SelectTrigger, SelectValue,
} from '@/components/ui/select'
import {
Table, TableBody, TableCell, TableHead, TableHeader, TableRow,
} from '@/components/ui/table'
import {
TrendingUp, TrendingDown, RefreshCw, Info, ArrowUpDown, FlaskConical,
} from 'lucide-react'
import { Button } from '@/components/ui/button'
import { cn } from '@/lib/utils'
// ── Types ─────────────────────────────────────────────────────
interface CurrencyExposure {
currency: string
totalForeignAmount: number
bookedSekValue: number
currentSekValue: number
unrealizedGainLoss: number
invoiceCount: number
averageBookedRate: number
currentRate: number
}
interface ForeignReceivable {
invoiceId: string
invoiceNumber: string
customerName: string
customerCountry: string
currency: string
foreignAmount: number
bookedSekAmount: number
bookedRate: number
currentSekAmount: number
currentRate: number
unrealizedGainLoss: number
invoiceDate: string
dueDate: string
daysOutstanding: number
}
interface MonthlyFXTrend {
month: string
realizedGains: number
realizedLosses: number
netRealized: number
}
interface ExchangeRateInfo {
currency: string
rate: number
date: string
}
interface RevalPreview {
totalUnrealizedGainLoss: number
gains: number
losses: number
}
interface ReportData {
referenceDate: string
exchangeRates: ExchangeRateInfo[]
exposureByCurrency: CurrencyExposure[]
receivables: ForeignReceivable[]
realizedGainLoss: {
year: number
gains: number
losses: number
net: number
}
monthlyTrend: MonthlyFXTrend[]
revalPreview: RevalPreview
totals: {
bookedSekValue: number
currentSekValue: number
totalUnrealizedGainLoss: number
receivableCount: number
currencyCount: number
}
}
// ── Helpers ───────────────────────────────────────────────────
function formatSEK(amount: number): string {
return Math.round(amount).toLocaleString('sv-SE')
}
function formatAmount(amount: number, decimals = 2): string {
return amount.toLocaleString('sv-SE', {
minimumFractionDigits: decimals,
maximumFractionDigits: decimals,
})
}
const CURRENCY_SYMBOLS: Record<string, string> = {
EUR: '€', USD: '$', GBP: '£', NOK: 'kr', DKK: 'kr', SEK: 'kr',
}
function currencySymbol(code: string): string {
return CURRENCY_SYMBOLS[code] || code
}
const MONTH_NAMES = [
'Jan', 'Feb', 'Mar', 'Apr', 'Maj', 'Jun',
'Jul', 'Aug', 'Sep', 'Okt', 'Nov', 'Dec',
]
function monthLabel(monthKey: string): string {
const m = parseInt(monthKey.split('-')[1], 10)
return MONTH_NAMES[m - 1] || monthKey
}
function currentYear(): number { return new Date().getFullYear() }
type SortField = 'unrealizedGainLoss' | 'foreignAmount' | 'daysOutstanding' | 'customerName'
type SortDir = 'asc' | 'desc'
// ── Mock Data Config ──────────────────────────────────────────
const MOCK_CSV_FIELDS: CsvFieldDef[] = [
{ key: 'invoiceNumber', label: 'Fakturanummer', required: true },
{ key: 'customerName', label: 'Kund', required: true },
{ key: 'currency', label: 'Valuta', required: true },
{ key: 'foreignAmount', label: 'Belopp (utl. valuta)', required: true },
{ key: 'bookedSekAmount', label: 'Bokfört (SEK)' },
{ key: 'bookedRate', label: 'Bokförd kurs' },
{ key: 'currentSekAmount', label: 'Aktuellt (SEK)' },
{ key: 'currentRate', label: 'Aktuell kurs' },
{ key: 'invoiceDate', label: 'Fakturadatum' },
{ key: 'dueDate', label: 'Förfallodatum' },
]
const MOCK_CSV_TEMPLATE = `invoiceNumber;customerName;currency;foreignAmount;bookedSekAmount;bookedRate;currentSekAmount;currentRate;invoiceDate;dueDate
1001;Beispiel GmbH;EUR;10000;112500;11.25;114200;11.42;2025-01-15;2025-02-15
1002;Example Corp;USD;25000;262500;10.50;260000;10.40;2025-01-20;2025-02-20
1003;London Ltd;GBP;8000;106400;13.30;108000;13.50;2025-02-01;2025-03-01`
function parseMockCsvRows(rows: Record<string, string>[]): ReportData {
const today = new Date().toISOString().slice(0, 10)
const receivables: ForeignReceivable[] = rows.map(r => {
const foreignAmount = parseFloat(r.foreignAmount || '0') || 0
const bookedRate = parseFloat(r.bookedRate || '0') || 0
const currentRate = parseFloat(r.currentRate || '0') || bookedRate
const bookedSek = parseFloat(r.bookedSekAmount || '0') || Math.round(foreignAmount * bookedRate * 100) / 100
const currentSek = parseFloat(r.currentSekAmount || '0') || Math.round(foreignAmount * currentRate * 100) / 100
const invoiceDate = r.invoiceDate || today
const dueDate = r.dueDate || today
const daysOutstanding = Math.max(0, Math.floor((Date.now() - new Date(invoiceDate).getTime()) / 86400000))
return {
invoiceId: r.invoiceNumber || '',
invoiceNumber: r.invoiceNumber || '',
customerName: r.customerName || '',
customerCountry: '',
currency: r.currency || 'EUR',
foreignAmount,
bookedSekAmount: bookedSek,
bookedRate,
currentSekAmount: currentSek,
currentRate,
unrealizedGainLoss: Math.round((currentSek - bookedSek) * 100) / 100,
invoiceDate,
dueDate,
daysOutstanding,
}
})
// Group by currency for exposure
const currencyMap = new Map<string, CurrencyExposure>()
for (const r of receivables) {
const existing = currencyMap.get(r.currency)
if (existing) {
existing.totalForeignAmount += r.foreignAmount
existing.bookedSekValue += r.bookedSekAmount
existing.currentSekValue += r.currentSekAmount
existing.unrealizedGainLoss += r.unrealizedGainLoss
existing.invoiceCount++
} else {
currencyMap.set(r.currency, {
currency: r.currency,
totalForeignAmount: r.foreignAmount,
bookedSekValue: r.bookedSekAmount,
currentSekValue: r.currentSekAmount,
unrealizedGainLoss: r.unrealizedGainLoss,
invoiceCount: 1,
averageBookedRate: r.bookedRate,
currentRate: r.currentRate,
})
}
}
const exposureByCurrency = Array.from(currencyMap.values())
const totalBookedSek = receivables.reduce((s, r) => s + r.bookedSekAmount, 0)
const totalCurrentSek = receivables.reduce((s, r) => s + r.currentSekAmount, 0)
const totalUnrealized = Math.round((totalCurrentSek - totalBookedSek) * 100) / 100
return {
referenceDate: today,
exchangeRates: exposureByCurrency.map(e => ({ currency: e.currency, rate: e.currentRate, date: today })),
exposureByCurrency,
receivables,
realizedGainLoss: { year: new Date().getFullYear(), gains: 0, losses: 0, net: 0 },
monthlyTrend: [],
revalPreview: {
totalUnrealizedGainLoss: totalUnrealized,
gains: Math.max(0, totalUnrealized),
losses: Math.abs(Math.min(0, totalUnrealized)),
},
totals: {
bookedSekValue: totalBookedSek,
currentSekValue: totalCurrentSek,
totalUnrealizedGainLoss: totalUnrealized,
receivableCount: receivables.length,
currencyCount: exposureByCurrency.length,
},
}
}
function validateMockReport(data: unknown): { valid: boolean; error?: string } {
if (!data || typeof data !== 'object') return { valid: false, error: 'Data måste vara ett objekt' }
const obj = data as Record<string, unknown>
if (!Array.isArray(obj.receivables) && !Array.isArray(obj.exposureByCurrency)) {
return { valid: false, error: 'Fältet "receivables" eller "exposureByCurrency" saknas' }
}
if (!obj.totals || typeof obj.totals !== 'object') return { valid: false, error: 'Fältet "totals" saknas' }
return { valid: true }
}
// ── Component ─────────────────────────────────────────────────
export default function CurrencyReceivablesWorkspace({ userId }: WorkspaceComponentProps) {
void userId
// Mock data
const { mockReport, isMockActive, isLoading: mockLoading, importedAt, saveMockData, clearMockData } = useMockData<ReportData>('export', 'currency-receivables')
const [importDialogOpen, setImportDialogOpen] = useState(false)
const [year, setYear] = useState(currentYear())
const [report, setReport] = useState<ReportData | null>(null)
const [isLoading, setIsLoading] = useState(true)
const [error, setError] = useState<string | null>(null)
const [refreshing, setRefreshing] = useState(false)
const [sortField, setSortField] = useState<SortField>('unrealizedGainLoss')
const [sortDir, setSortDir] = useState<SortDir>('desc')
const years = [currentYear(), currentYear() - 1, currentYear() - 2]
const fetchReport = useCallback(async () => {
if (isMockActive && mockReport) {
setReport(mockReport)
setIsLoading(false)
setRefreshing(false)
return
}
setIsLoading(true)
setError(null)
try {
const params = new URLSearchParams({ year: String(year) })
const res = await fetch(`/api/extensions/export/currency-receivables/report?${params}`)
if (!res.ok) {
const json = await res.json()
setError(json.error || 'Kunde inte hämta rapporten')
setReport(null)
return
}
const json = await res.json()
setReport(json.data)
} catch {
setError('Nätverksfel')
setReport(null)
} finally {
setIsLoading(false)
setRefreshing(false)
}
}, [year, isMockActive, mockReport])
useEffect(() => {
fetchReport()
}, [fetchReport])
const handleMockImport = useCallback(async (data: ReportData, meta: { source: 'csv' | 'json'; fileName: string; rowCount: number }) => {
await saveMockData(data, meta)
setReport(data)
}, [saveMockData])
const handleMockClear = useCallback(async () => {
await clearMockData()
setReport(null)
setIsLoading(true)
try {
const params = new URLSearchParams({ year: String(year) })
const res = await fetch(`/api/extensions/export/currency-receivables/report?${params}`)
if (res.ok) {
const json = await res.json()
setReport(json.data)
}
} catch { /* ignore */ }
setIsLoading(false)
}, [clearMockData, year])
const handleRefresh = () => {
setRefreshing(true)
fetchReport()
}
const toggleSort = (field: SortField) => {
if (sortField === field) {
setSortDir(d => d === 'asc' ? 'desc' : 'asc')
} else {
setSortField(field)
setSortDir('desc')
}
}
const sortedReceivables = report?.receivables.slice().sort((a, b) => {
const mul = sortDir === 'asc' ? 1 : -1
switch (sortField) {
case 'unrealizedGainLoss': return mul * (Math.abs(a.unrealizedGainLoss) - Math.abs(b.unrealizedGainLoss))
case 'foreignAmount': return mul * (a.foreignAmount - b.foreignAmount)
case 'daysOutstanding': return mul * (a.daysOutstanding - b.daysOutstanding)
case 'customerName': return mul * a.customerName.localeCompare(b.customerName)
default: return 0
}
}) || []
// Only show trend months that have data or are <= current month
const activeTrend = report?.monthlyTrend.filter(t => {
const m = parseInt(t.month.split('-')[1], 10)
const trendYear = parseInt(t.month.split('-')[0], 10)
if (trendYear < currentYear()) return true
return m <= new Date().getMonth() + 1
}) || []
if ((isLoading || mockLoading) && !report) {
return <ExtensionLoadingSkeleton />
}
return (
<div className="space-y-6">
{/* ── Header ─────────────────────────────────────── */}
<div className="flex flex-wrap items-end gap-3">
<div className="space-y-1.5">
<label className="text-xs font-medium text-muted-foreground">År (realiserade)</label>
<Select value={String(year)} onValueChange={v => setYear(parseInt(v, 10))}>
<SelectTrigger className="w-[100px]"><SelectValue /></SelectTrigger>
<SelectContent>
{years.map(y => <SelectItem key={y} value={String(y)}>{y}</SelectItem>)}
</SelectContent>
</Select>
</div>
<div className="flex gap-2 ml-auto">
<Button variant="outline" size="sm" onClick={() => setImportDialogOpen(true)}>
<FlaskConical className="h-4 w-4 mr-1.5" />
Importera testdata
</Button>
<Button variant="outline" size="sm" onClick={handleRefresh} disabled={refreshing}>
<RefreshCw className={cn('h-4 w-4 mr-1.5', refreshing && 'animate-spin')} />
{refreshing ? 'Uppdaterar...' : 'Uppdatera kurser'}
</Button>
</div>
</div>
{/* ── Mock Data Banner ──────────────────────────────── */}
{isMockActive && (
<MockDataBanner
importedAt={importedAt}
onClear={handleMockClear}
onReplace={() => setImportDialogOpen(true)}
/>
)}
{error && (
<Card className="border-destructive/50 bg-destructive/5">
<CardContent className="pt-6">
<p className="text-sm text-destructive">{error}</p>
</CardContent>
</Card>
)}
{report && (
<>
{/* ── Exchange Rates ──────────────────────────── */}
<Card>
<CardContent className="pt-6">
<div className="flex items-center gap-2 mb-3">
<p className="text-sm font-medium">Växelkurser</p>
<Badge variant="outline" className="text-xs">
{report.referenceDate}
</Badge>
</div>
<div className="flex flex-wrap gap-4">
{report.exchangeRates.map(r => (
<div key={r.currency} className="flex items-baseline gap-1.5">
<span className="text-xs font-medium text-muted-foreground">{r.currency}:</span>
<span className="text-sm font-mono tabular-nums">{formatAmount(r.rate, 4)}</span>
</div>
))}
</div>
</CardContent>
</Card>
{/* ── Exposure Cards ─────────────────────────── */}
{report.exposureByCurrency.length > 0 ? (
<div className={cn(
'grid gap-4',
report.exposureByCurrency.length === 1 ? 'grid-cols-1 sm:grid-cols-2' :
report.exposureByCurrency.length === 2 ? 'grid-cols-1 sm:grid-cols-2' :
'grid-cols-1 sm:grid-cols-2 lg:grid-cols-3'
)}>
{report.exposureByCurrency.map(exp => (
<ExposureCard key={exp.currency} exposure={exp} />
))}
{/* Total card */}
<Card className="border-2">
<CardContent className="pt-6">
<div className="flex items-center justify-between mb-2">
<span className="text-sm font-medium text-muted-foreground">Totalt</span>
<Badge variant="outline">{report.totals.receivableCount} fakturor</Badge>
</div>
<p className="text-2xl font-semibold tabular-nums">
{formatSEK(report.totals.currentSekValue)}
</p>
<p className="text-xs text-muted-foreground mt-0.5">SEK (aktuell kurs)</p>
<div className="mt-3 pt-3 border-t">
<FXIndicator label="Orealiserat" amount={report.totals.totalUnrealizedGainLoss} />
</div>
</CardContent>
</Card>
</div>
) : (
<Card>
<CardContent className="pt-6">
<p className="text-sm text-muted-foreground text-center py-6">
Inga öppna fordringar i utländsk valuta.
</p>
</CardContent>
</Card>
)}
{/* ── Receivables Table ──────────────────────── */}
{sortedReceivables.length > 0 && (
<Card>
<CardHeader className="pb-3">
<CardTitle className="text-base">Öppna fordringar</CardTitle>
</CardHeader>
<CardContent>
<div className="overflow-x-auto">
<Table>
<TableHeader>
<TableRow>
<TableHead>Faktura</TableHead>
<SortableHead field="customerName" label="Kund" current={sortField} dir={sortDir} onSort={toggleSort} />
<TableHead>Valuta</TableHead>
<SortableHead field="foreignAmount" label="Belopp" current={sortField} dir={sortDir} onSort={toggleSort} className="text-right" />
<TableHead className="text-right">Bokfört (SEK)</TableHead>
<TableHead className="text-right">Aktuellt (SEK)</TableHead>
<SortableHead field="unrealizedGainLoss" label="Orealiserat" current={sortField} dir={sortDir} onSort={toggleSort} className="text-right" />
<SortableHead field="daysOutstanding" label="Dagar" current={sortField} dir={sortDir} onSort={toggleSort} className="text-right" />
</TableRow>
</TableHeader>
<TableBody>
{sortedReceivables.map(r => (
<TableRow key={r.invoiceId}>
<TableCell className="font-mono text-sm">{r.invoiceNumber}</TableCell>
<TableCell className="text-sm">
<div>
<span>{r.customerName}</span>
{r.customerCountry && (
<Badge variant="outline" className="ml-1.5 text-xs">{r.customerCountry}</Badge>
)}
</div>
</TableCell>
<TableCell>
<Badge variant="outline" className="text-xs">{r.currency}</Badge>
</TableCell>
<TableCell className="text-right font-mono text-sm tabular-nums">
{currencySymbol(r.currency)}{formatAmount(r.foreignAmount)}
</TableCell>
<TableCell className="text-right font-mono text-sm tabular-nums">
{formatSEK(r.bookedSekAmount)}
</TableCell>
<TableCell className="text-right font-mono text-sm tabular-nums">
{formatSEK(r.currentSekAmount)}
</TableCell>
<TableCell className="text-right">
<FXBadge amount={r.unrealizedGainLoss} />
</TableCell>
<TableCell className="text-right text-sm tabular-nums">
<span className={cn(
r.daysOutstanding > 30 ? 'text-destructive font-medium' :
r.daysOutstanding > 14 ? 'text-warning-foreground' : ''
)}>
{r.daysOutstanding}
</span>
</TableCell>
</TableRow>
))}
</TableBody>
</Table>
</div>
</CardContent>
</Card>
)}
{/* ── Realized FX Trend ──────────────────────── */}
<Card>
<CardHeader className="pb-3">
<CardTitle className="text-base">
Realiserade kursdifferenser {year}
</CardTitle>
</CardHeader>
<CardContent>
{activeTrend.length === 0 ? (
<p className="text-sm text-muted-foreground text-center py-6">
Inga realiserade kursdifferenser för {year}.
</p>
) : (
<div className="overflow-x-auto">
<Table>
<TableHeader>
<TableRow>
<TableHead>Månad</TableHead>
<TableHead className="text-right">Vinst (3960)</TableHead>
<TableHead className="text-right">Förlust (7960)</TableHead>
<TableHead className="text-right">Netto</TableHead>
</TableRow>
</TableHeader>
<TableBody>
{activeTrend.map(t => (
<TableRow key={t.month}>
<TableCell className="text-sm">{monthLabel(t.month)}</TableCell>
<TableCell className="text-right font-mono text-sm tabular-nums text-green-600">
{t.realizedGains > 0 ? `+${formatSEK(t.realizedGains)}` : '—'}
</TableCell>
<TableCell className="text-right font-mono text-sm tabular-nums text-red-600">
{t.realizedLosses > 0 ? `-${formatSEK(t.realizedLosses)}` : '—'}
</TableCell>
<TableCell className="text-right font-mono text-sm tabular-nums">
<FXBadge amount={t.netRealized} />
</TableCell>
</TableRow>
))}
{/* Totals row */}
<TableRow className="border-t-2 font-medium">
<TableCell className="text-sm">Totalt {year}</TableCell>
<TableCell className="text-right font-mono text-sm tabular-nums text-green-600">
+{formatSEK(report.realizedGainLoss.gains)}
</TableCell>
<TableCell className="text-right font-mono text-sm tabular-nums text-red-600">
-{formatSEK(report.realizedGainLoss.losses)}
</TableCell>
<TableCell className="text-right">
<FXBadge amount={report.realizedGainLoss.net} />
</TableCell>
</TableRow>
</TableBody>
</Table>
</div>
)}
</CardContent>
</Card>
{/* ── Revaluation Preview ────────────────────── */}
{report.receivables.length > 0 && (
<Card className="border-l-4 border-l-blue-500/50">
<CardContent className="pt-6">
<div className="flex items-start gap-3">
<Info className="h-5 w-5 text-blue-500 mt-0.5 shrink-0" />
<div className="space-y-2">
<p className="text-sm font-medium">Omvärdering vid periodbokslut</p>
<p className="text-sm text-muted-foreground">
Om bokslut görs idag: netto orealiserad{' '}
<span className={cn(
'font-medium',
report.revalPreview.totalUnrealizedGainLoss >= 0 ? 'text-green-600' : 'text-red-600'
)}>
{report.revalPreview.totalUnrealizedGainLoss >= 0 ? 'vinst' : 'förlust'}{' '}
{report.revalPreview.totalUnrealizedGainLoss >= 0 ? '+' : ''}
{formatSEK(report.revalPreview.totalUnrealizedGainLoss)} SEK
</span>
</p>
{report.revalPreview.gains > 0 && (
<p className="text-xs text-muted-foreground">
Konto 3969 (orealiserad kursvinst): {formatSEK(report.revalPreview.gains)} kr
</p>
)}
{report.revalPreview.losses > 0 && (
<p className="text-xs text-muted-foreground">
Konto 7969 (orealiserad kursförlust): {formatSEK(report.revalPreview.losses)} kr
</p>
)}
<p className="text-xs text-muted-foreground italic">
Bokföringsposterna skapas inte av detta tillägg. Använd värdena ovan som underlag vid periodbokslut.
</p>
</div>
</div>
</CardContent>
</Card>
)}
</>
)}
{/* ── Mock Data Import Dialog ───────────────────────── */}
<MockDataImportDialog<ReportData>
open={importDialogOpen}
onOpenChange={setImportDialogOpen}
csvFields={MOCK_CSV_FIELDS}
parseCsvRows={parseMockCsvRows}
validateReport={validateMockReport}
templateCsvContent={MOCK_CSV_TEMPLATE}
templateFileName="currency-receivables-template.csv"
onImport={handleMockImport}
/>
</div>
)
}
// ── Sub-components ────────────────────────────────────────────
function ExposureCard({ exposure }: { exposure: CurrencyExposure }) {
const sym = currencySymbol(exposure.currency)
return (
<Card>
<CardContent className="pt-6">
<div className="flex items-center justify-between mb-2">
<Badge variant="outline" className="text-sm font-medium">{exposure.currency}</Badge>
<span className="text-xs text-muted-foreground">{exposure.invoiceCount} fakturor</span>
</div>
<p className="text-lg font-mono tabular-nums">
{sym}{formatAmount(exposure.totalForeignAmount)}
</p>
<p className="text-sm text-muted-foreground tabular-nums">
{formatSEK(exposure.currentSekValue)} SEK
</p>
<div className="mt-3 pt-3 border-t space-y-1">
<FXIndicator label="Orealiserat" amount={exposure.unrealizedGainLoss} />
<div className="flex justify-between text-xs text-muted-foreground">
<span>Bokförd kurs: {formatAmount(exposure.averageBookedRate, 4)}</span>
<span>Aktuell: {formatAmount(exposure.currentRate, 4)}</span>
</div>
</div>
</CardContent>
</Card>
)
}
function FXIndicator({ label, amount }: { label: string; amount: number }) {
const isGain = amount >= 0
return (
<div className="flex items-center justify-between">
<span className="text-xs text-muted-foreground">{label}</span>
<div className={cn(
'flex items-center gap-1 text-sm font-medium tabular-nums',
isGain ? 'text-green-600' : 'text-red-600'
)}>
{isGain ? <TrendingUp className="h-3.5 w-3.5" /> : <TrendingDown className="h-3.5 w-3.5" />}
<span>{isGain ? '+' : ''}{formatSEK(amount)} kr</span>
</div>
</div>
)
}
function FXBadge({ amount }: { amount: number }) {
if (amount === 0) return <span className="text-sm text-muted-foreground">—</span>
const isGain = amount > 0
return (
<span className={cn(
'text-sm font-mono tabular-nums font-medium',
isGain ? 'text-green-600' : 'text-red-600'
)}>
{isGain ? '+' : ''}{formatSEK(amount)}
</span>
)
}
function SortableHead({
field, label, current, dir, onSort, className,
}: {
field: SortField
label: string
current: SortField
dir: SortDir
onSort: (f: SortField) => void
className?: string
}) {
const isActive = current === field
return (
<TableHead className={className}>
<button
className="flex items-center gap-1 hover:text-foreground transition-colors"
onClick={() => onSort(field)}
>
{label}
<ArrowUpDown className={cn('h-3 w-3', isActive ? 'text-foreground' : 'text-muted-foreground/50')} />
{isActive && <span className="text-xs">{dir === 'asc' ? '↑' : '↓'}</span>}
</button>
</TableHead>
)
}