v1.14: Steuermodul - umlegbare und nicht umlegbare Kosten nach Haus und Wohnung
This commit is contained in:
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import { useMemo, useState } from 'react'
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import { Calculator, Receipt, ReceiptText, PiggyBank, Plus, Pencil, Trash2, Coins } from 'lucide-react'
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import { Button } from '@/components/ui/button'
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import { Badge } from '@/components/ui/badge'
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import { Input } from '@/components/ui/input'
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import { Label } from '@/components/ui/label'
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import {
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Dialog,
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DialogContent,
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DialogHeader,
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DialogTitle,
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DialogTrigger,
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DialogFooter,
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} from '@/components/ui/dialog'
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import {
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Select,
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SelectContent,
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SelectItem,
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SelectTrigger,
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SelectValue,
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} from '@/components/ui/select'
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import {
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Table,
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TableBody,
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TableCell,
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TableHead,
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TableHeader,
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TableRow,
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} from '@/components/ui/table'
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import { useStore, fmtEUR } from '../store/store'
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import type { KostenItem } from '../types'
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const KOSTEN_ARTEN = [
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'Wasser/Abwasser', 'Müllabfuhr', 'Straßenreinigung/Winterdienst', 'Gartenpflege',
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'Hausreinigung', 'Hauswart', 'Aufzug', 'Versicherung', 'Grundsteuer',
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'Heizung/Warmwasser', 'Kabelanschluss', 'Verwaltung', 'Instandhaltung',
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'Mietausfall', 'Sonstiges',
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]
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/** Komma oder Punkt als Dezimaltrenner akzeptieren. */
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const zahl = (s: string) => Number(s.replace(',', '.'))
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function KostenDialog({ position }: { position?: KostenItem }) {
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const { addKosten, updateKosten, units, buildings } = useStore()
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const bearbeiten = Boolean(position)
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const [open, setOpen] = useState(false)
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const [kostenart, setKostenart] = useState(position?.kostenart ?? 'Wasser/Abwasser')
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const [jahr, setJahr] = useState(String(position?.jahr ?? new Date().getFullYear()))
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const [betrag, setBetrag] = useState(position ? String(position.betrag).replace('.', ',') : '')
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const [einheit, setEinheit] = useState(position?.unitId ?? '__haus') // '__haus' = ganzes Haus
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const [haus, setHaus] = useState(position?.building ?? buildings[0]?.name ?? '')
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const [umlegbar, setUmlegbar] = useState(position?.umlegbar ?? true)
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const [notiz, setNotiz] = useState(position?.notiz ?? '')
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const [sende, setSende] = useState(false)
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const [fehler, setFehler] = useState<string | null>(null)
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const submit = async () => {
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if (sende) return
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setSende(true)
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setFehler(null)
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const payload = {
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kostenart,
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jahr: zahl(jahr),
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betrag: zahl(betrag),
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unitId: einheit === '__haus' ? null : einheit,
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building: haus,
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umlegbar,
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notiz: notiz.trim(),
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}
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const err = bearbeiten ? await updateKosten(position!.id, payload) : await addKosten(payload)
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setSende(false)
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if (err) return setFehler(err)
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setOpen(false)
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}
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return (
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<Dialog open={open} onOpenChange={setOpen}>
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<DialogTrigger asChild>
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{bearbeiten ? (
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<Button variant="outline" size="sm" className="gap-1.5">
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<Pencil className="h-3.5 w-3.5" /> Bearbeiten
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</Button>
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) : (
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<Button className="gap-2">
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<Plus className="h-4 w-4" /> Neue Kostenposition
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</Button>
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)}
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</DialogTrigger>
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<DialogContent>
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<DialogHeader>
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<DialogTitle>{bearbeiten ? 'Kostenposition bearbeiten' : 'Neue Kostenposition erfassen'}</DialogTitle>
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</DialogHeader>
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<div className="space-y-4">
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<div className="grid gap-4 sm:grid-cols-2">
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<div className="space-y-1.5">
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<Label>Kostenart</Label>
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<Select value={kostenart} onValueChange={setKostenart}>
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<SelectTrigger>
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<SelectValue />
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</SelectTrigger>
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<SelectContent>
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{KOSTEN_ARTEN.map((k) => (
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<SelectItem key={k} value={k}>
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{k}
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</SelectItem>
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))}
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</SelectContent>
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</Select>
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</div>
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<div className="space-y-1.5">
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<Label>Umlegbarkeit</Label>
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<Select value={umlegbar ? 'umlegbar' : 'nicht'} onValueChange={(v) => setUmlegbar(v === 'umlegbar')}>
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<SelectTrigger>
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<SelectValue />
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</SelectTrigger>
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<SelectContent>
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<SelectItem value="umlegbar">Umlegbar auf Mieter</SelectItem>
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<SelectItem value="nicht">Nicht umlegbar (Eigentümer)</SelectItem>
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</SelectContent>
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</Select>
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</div>
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</div>
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<div className="grid gap-4 sm:grid-cols-2">
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<div className="space-y-1.5">
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<Label htmlFor="k-jahr">Jahr</Label>
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<Input id="k-jahr" inputMode="numeric" placeholder="z. B. 2026" value={jahr} onChange={(e) => setJahr(e.target.value)} />
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</div>
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<div className="space-y-1.5">
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<Label htmlFor="k-betrag">Betrag (€)</Label>
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<Input id="k-betrag" inputMode="decimal" placeholder="z. B. 1.250,00" value={betrag} onChange={(e) => setBetrag(e.target.value)} />
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</div>
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</div>
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<div className="grid gap-4 sm:grid-cols-2">
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<div className="space-y-1.5">
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<Label>Haus</Label>
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<Select value={haus} onValueChange={setHaus} disabled={einheit !== '__haus'}>
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<SelectTrigger>
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<SelectValue placeholder="Haus wählen" />
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</SelectTrigger>
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<SelectContent>
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{buildings.map((b) => (
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<SelectItem key={b.name} value={b.name}>
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{b.name}
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</SelectItem>
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))}
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</SelectContent>
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</Select>
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{einheit !== '__haus' && (
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<p className="text-xs text-slate-400">Das Haus folgt automatisch der gewählten Wohnung.</p>
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)}
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</div>
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<div className="space-y-1.5">
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<Label>Wohnung</Label>
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<Select value={einheit} onValueChange={setEinheit}>
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<SelectTrigger>
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<SelectValue placeholder="Ganzes Haus" />
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</SelectTrigger>
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<SelectContent>
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<SelectItem value="__haus">Ganzes Haus</SelectItem>
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{units.map((u) => (
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<SelectItem key={u.id} value={u.id}>
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{u.building}, Whg. {u.number}
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</SelectItem>
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))}
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</SelectContent>
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</Select>
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</div>
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</div>
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<div className="space-y-1.5">
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<Label htmlFor="k-notiz">Notiz (optional)</Label>
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<Input id="k-notiz" placeholder="z. B. Rechnungs-Nr., Abrechnungszeitraum …" value={notiz} onChange={(e) => setNotiz(e.target.value)} />
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</div>
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{fehler && <p className="text-sm font-medium text-red-600">{fehler}</p>}
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</div>
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<DialogFooter>
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<Button variant="outline" onClick={() => setOpen(false)}>
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Abbrechen
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</Button>
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<Button onClick={submit} disabled={sende || !betrag.trim() || !jahr.trim()}>
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{sende ? 'Speichere …' : bearbeiten ? 'Speichern' : 'Erfassen'}
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</Button>
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</DialogFooter>
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</DialogContent>
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</Dialog>
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)
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}
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export default function Kosten() {
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const { kosten, role, units, buildings, deleteKosten } = useStore()
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const [jahrFilter, setJahrFilter] = useState('alle')
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const [hausFilter, setHausFilter] = useState('alle')
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const [artFilter, setArtFilter] = useState<'alle' | 'umlegbar' | 'nicht'>('alle')
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const jahre = useMemo(
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() => Array.from(new Set(kosten.map((k) => k.jahr))).sort((a, b) => b - a),
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[kosten],
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)
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const filtered = useMemo(() => {
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return kosten.filter(
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(k) =>
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(jahrFilter === 'alle' || k.jahr === Number(jahrFilter)) &&
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(hausFilter === 'alle' || k.building === hausFilter) &&
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(artFilter === 'alle' || (artFilter === 'umlegbar' ? k.umlegbar : !k.umlegbar)),
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)
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}, [kosten, jahrFilter, hausFilter, artFilter])
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const summeUmlegbar = filtered.filter((k) => k.umlegbar).reduce((s, k) => s + k.betrag, 0)
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const summeNicht = filtered.filter((k) => !k.umlegbar).reduce((s, k) => s + k.betrag, 0)
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const loeschen = async (k: KostenItem) => {
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if (!window.confirm(`${k.kostenart} ${k.jahr} (${fmtEUR.format(k.betrag)}) wirklich löschen?`)) return
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await deleteKosten(k.id)
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}
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const einheitLabel = (k: KostenItem) =>
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k.unitId ? (() => {
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const u = units.find((x) => x.id === k.unitId)
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return u ? `Whg. ${u.number}` : k.unitId
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})() : 'Ganzes Haus'
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return (
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<div className="space-y-6">
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<div className="flex flex-wrap items-end justify-between gap-3">
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<div>
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<h1 className="text-2xl font-bold tracking-tight">Steuer & Kosten</h1>
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<p className="text-sm text-slate-500">
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{role === 'tenant'
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? 'Umlegbare und nicht umlegbare Kosten Ihrer Wohnung'
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: 'Umlegbare und nicht umlegbare Kosten nach Haus und Wohnung – Grundlage für die Nebenkostenabrechnung'}
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</p>
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</div>
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{role === 'admin' && <KostenDialog />}
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</div>
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<div className="grid gap-4 sm:grid-cols-3">
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<div className="rounded-2xl border bg-white p-5 shadow-sm">
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<div className="flex items-center gap-2 text-sm text-slate-500">
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<Receipt className="h-4 w-4 text-teal-600" /> Umlegbar (Filterauswahl)
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</div>
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<div className="mt-1 text-2xl font-bold text-teal-700">{fmtEUR.format(summeUmlegbar)}</div>
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<div className="text-xs text-slate-400">{filtered.filter((k) => k.umlegbar).length} Positionen</div>
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</div>
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<div className="rounded-2xl border bg-white p-5 shadow-sm">
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<div className="flex items-center gap-2 text-sm text-slate-500">
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<PiggyBank className="h-4 w-4 text-slate-500" /> Nicht umlegbar (Eigentümer)
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</div>
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<div className="mt-1 text-2xl font-bold text-slate-700">{fmtEUR.format(summeNicht)}</div>
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<div className="text-xs text-slate-400">{filtered.filter((k) => !k.umlegbar).length} Positionen</div>
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</div>
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<div className="rounded-2xl border bg-white p-5 shadow-sm">
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<div className="flex items-center gap-2 text-sm text-slate-500">
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<Coins className="h-4 w-4 text-amber-500" /> Gesamt
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</div>
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<div className="mt-1 text-2xl font-bold">{fmtEUR.format(summeUmlegbar + summeNicht)}</div>
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<div className="text-xs text-slate-400">{filtered.length} Positionen gesamt</div>
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</div>
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</div>
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<div className="flex flex-wrap items-center gap-2">
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<div className="flex flex-wrap gap-2">
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{(['alle', 'umlegbar', 'nicht'] as const).map((a) => (
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<button
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key={a}
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onClick={() => setArtFilter(a)}
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className={`rounded-full px-4 py-1.5 text-sm font-medium transition ${
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artFilter === a
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? 'bg-teal-600 text-white'
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: 'bg-white text-slate-600 ring-1 ring-slate-200 hover:ring-teal-400'
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}`}
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>
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{a === 'alle' ? 'Alle' : a === 'umlegbar' ? 'Umlegbar' : 'Nicht umlegbar'}
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</button>
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))}
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</div>
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{role === 'admin' && (
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<>
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<Select value={jahrFilter} onValueChange={setJahrFilter}>
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<SelectTrigger className="w-32">
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<SelectValue />
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</SelectTrigger>
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<SelectContent>
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<SelectItem value="alle">Alle Jahre</SelectItem>
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{jahre.map((j) => (
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<SelectItem key={j} value={String(j)}>
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{j}
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</SelectItem>
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))}
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</SelectContent>
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</Select>
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<Select value={hausFilter} onValueChange={setHausFilter}>
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<SelectTrigger className="w-48">
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<SelectValue />
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</SelectTrigger>
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<SelectContent>
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<SelectItem value="alle">Alle Häuser</SelectItem>
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{buildings.map((b) => (
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<SelectItem key={b.name} value={b.name}>
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{b.name}
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</SelectItem>
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))}
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</SelectContent>
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</Select>
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</>
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)}
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</div>
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<div className="rounded-2xl border bg-white p-5 shadow-sm">
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{filtered.length === 0 ? (
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<div className="py-10 text-center text-sm text-slate-500">
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<Calculator className="mx-auto mb-3 h-8 w-8 text-slate-300" />
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Keine Kostenpositionen gefunden.
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</div>
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) : (
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<Table>
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<TableHeader>
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<TableRow>
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<TableHead>Kostenart</TableHead>
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{role === 'admin' && <TableHead>Haus</TableHead>}
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<TableHead>Wohnung</TableHead>
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<TableHead>Jahr</TableHead>
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<TableHead>Umlegbarkeit</TableHead>
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<TableHead className="text-right">Betrag</TableHead>
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{role === 'admin' && <TableHead className="text-right">Aktion</TableHead>}
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</TableRow>
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</TableHeader>
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<TableBody>
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{filtered.map((k) => (
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<TableRow key={k.id}>
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<TableCell className="font-medium">
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<div className="flex items-center gap-2">
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<ReceiptText className="h-4 w-4 shrink-0 text-teal-600" />
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<div>
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{k.kostenart}
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{k.notiz && <div className="text-xs font-normal text-slate-400">{k.notiz}</div>}
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</div>
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</div>
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</TableCell>
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{role === 'admin' && <TableCell className="text-slate-500">{k.building}</TableCell>}
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<TableCell className="text-slate-500">{einheitLabel(k)}</TableCell>
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<TableCell>{k.jahr}</TableCell>
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<TableCell>
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<Badge
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variant="secondary"
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className={k.umlegbar ? 'bg-teal-50 text-teal-700' : 'bg-slate-100 text-slate-600'}
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>
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{k.umlegbar ? 'Umlegbar' : 'Nicht umlegbar'}
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</Badge>
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</TableCell>
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<TableCell className="text-right font-semibold">{fmtEUR.format(k.betrag)}</TableCell>
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{role === 'admin' && (
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<TableCell className="text-right">
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<div className="flex items-center justify-end gap-2">
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<KostenDialog position={k} />
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<Button variant="outline" size="sm" className="gap-1.5 text-red-600 hover:text-red-700" onClick={() => loeschen(k)}>
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<Trash2 className="h-3.5 w-3.5" /> Löschen
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</Button>
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</div>
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</TableCell>
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)}
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</TableRow>
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))}
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</TableBody>
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</Table>
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)}
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</div>
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<p className="text-xs text-slate-400">
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Umlegbare Kosten werden nach den Vorgaben der Betriebskostenverordnung auf die Mieter
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umgelegt; nicht umlegbare Positionen trägt die Eigentümerseite. Erfasst von der
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Verwaltung, Grundlage der jährlichen Nebenkostenabrechnung.
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</p>
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</div>
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)
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}
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