Files
FPT/src/components/TransitionPanel.tsx
T

223 lines
8.0 KiB
TypeScript

"use client";
import { useEffect, useState } from "react";
import { api } from "@/lib/api-client";
import type { PhaseInput, TransitionDecision } from "@/lib/types";
import type { PhaseComputed } from "@/lib/calculations";
interface ItemDraft {
positionType: "SECURITY" | "REAL_ESTATE";
id: string;
name: string;
decision: TransitionDecision;
salePrice: number | null;
// Referenzwerte fuer die Anzeige/Berechnung des verfuegbaren Startkapitals
carryOverValue: number;
originalValue: number;
saleTaxRate: number;
}
export function TransitionPanel({
phase,
computed,
nextPhaseName,
onChanged,
}: {
phase: PhaseInput;
computed: PhaseComputed;
nextPhaseName: string;
onChanged: () => void;
}) {
const [items, setItems] = useState<ItemDraft[]>([]);
const [loaded, setLoaded] = useState(false);
const [saving, setSaving] = useState(false);
const [saved, setSaved] = useState(false);
const [error, setError] = useState<string | null>(null);
useEffect(() => {
let cancelled = false;
async function load() {
const initial: ItemDraft[] = [
...phase.securities.map((s) => {
const c = computed.securities.find((cs) => cs.id === s.id);
return {
positionType: "SECURITY" as const,
id: s.id,
name: s.name,
decision: "CARRY_OVER" as TransitionDecision,
salePrice: null,
carryOverValue: c?.endValue ?? 0,
originalValue: c?.startValue ?? 0,
saleTaxRate: s.saleTaxRate,
};
}),
...phase.realEstates.map((re) => {
const c = computed.realEstates.find((cr) => cr.id === re.id);
return {
positionType: "REAL_ESTATE" as const,
id: re.id,
name: re.name,
decision: "CARRY_OVER" as TransitionDecision,
salePrice: re.marketValue,
carryOverValue: c?.endNetIfKept ?? 0,
originalValue: re.marketValue,
saleTaxRate: re.saleTaxRate,
};
}),
];
try {
const data = await api.get<{ transition: { items: { positionType: string; securityId: string | null; realEstateId: string | null; decision: TransitionDecision; salePrice: number | null }[] } | null }>(
`/api/phases/${phase.id}/transition`
);
if (cancelled) return;
if (data.transition) {
for (const savedItem of data.transition.items) {
const target = initial.find(
(it) => it.id === (savedItem.securityId ?? savedItem.realEstateId)
);
if (target) {
target.decision = savedItem.decision;
if (savedItem.salePrice != null) target.salePrice = savedItem.salePrice;
}
}
}
setItems(initial);
setLoaded(true);
} catch {
setItems(initial);
setLoaded(true);
}
}
load();
return () => {
cancelled = true;
};
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [phase.id]);
if (!loaded) {
return (
<div className="mx-2 rounded-md bg-zinc-100 px-4 py-3 text-xs text-zinc-500 dark:bg-zinc-800">
Uebergang wird geladen
</div>
);
}
const totalAvailableCapital = items.reduce((sum, it) => {
if (it.positionType === "SECURITY") {
if (it.decision === "CARRY_OVER") return sum;
const gain = Math.max(0, it.carryOverValue - it.originalValue);
const tax = gain * (it.saleTaxRate / 100);
return sum + (it.carryOverValue - tax);
}
if (it.decision === "CARRY_OVER") return sum;
const salePrice = it.salePrice ?? 0;
const gain = Math.max(0, salePrice - it.originalValue);
const tax = gain * (it.saleTaxRate / 100);
return sum + (salePrice - tax);
}, 0);
async function handleSave() {
setSaving(true);
setError(null);
setSaved(false);
try {
await api.put(`/api/phases/${phase.id}/transition`, {
items: items.map((it) => ({
positionType: it.positionType,
securityId: it.positionType === "SECURITY" ? it.id : null,
realEstateId: it.positionType === "REAL_ESTATE" ? it.id : null,
decision: it.decision,
salePrice: it.positionType === "REAL_ESTATE" && it.decision === "SELL" ? it.salePrice : null,
})),
});
setSaved(true);
onChanged();
} catch (e) {
setError(e instanceof Error ? e.message : "Speichern fehlgeschlagen.");
} finally {
setSaving(false);
}
}
if (items.length === 0) {
return null;
}
return (
<div className="mx-2 flex flex-col gap-3 rounded-md border border-dashed border-zinc-300 bg-zinc-50 p-4 dark:border-zinc-600 dark:bg-zinc-800/40">
<div className="text-xs font-semibold uppercase tracking-wide text-zinc-500">
Uebergang {nextPhaseName}
</div>
<table className="w-full text-sm">
<thead>
<tr className="text-left text-xs text-zinc-500">
<th className="pb-1 font-normal">Position</th>
<th className="pb-1 font-normal">Entscheidung</th>
<th className="pb-1 font-normal">Verkaufspreis / Wert</th>
</tr>
</thead>
<tbody>
{items.map((it, i) => (
<tr key={`${it.positionType}-${it.id}`} className="border-t border-zinc-200 dark:border-zinc-700">
<td className="py-2 pr-2">{it.name}</td>
<td className="py-2 pr-2">
<select
className="rounded-md border border-zinc-300 bg-white px-2 py-1 text-xs dark:border-zinc-600 dark:bg-zinc-900"
value={it.decision}
onChange={(e) =>
setItems((prev) =>
prev.map((x, idx) => (idx === i ? { ...x, decision: e.target.value as TransitionDecision } : x))
)
}
>
<option value="CARRY_OVER">Uebernehmen</option>
<option value="SELL">Verkaufen</option>
</select>
</td>
<td className="py-2">
{it.positionType === "REAL_ESTATE" && it.decision === "SELL" ? (
<input
type="number"
className="w-32 rounded-md border border-zinc-300 bg-white px-2 py-1 text-xs dark:border-zinc-600 dark:bg-zinc-900"
value={it.salePrice ?? 0}
onChange={(e) =>
setItems((prev) =>
prev.map((x, idx) => (idx === i ? { ...x, salePrice: e.target.valueAsNumber || 0 } : x))
)
}
/>
) : (
<span className="text-xs text-zinc-500">
{it.decision === "CARRY_OVER" ? it.carryOverValue.toLocaleString("de-CH") : it.carryOverValue.toLocaleString("de-CH")} CHF
</span>
)}
</td>
</tr>
))}
</tbody>
</table>
<div className="rounded-md bg-white px-3 py-2 text-sm dark:bg-zinc-900">
Verfuegbares Startkapital fuer neue Phase (aus Verkaeufen): <strong>{totalAvailableCapital.toLocaleString("de-CH")} CHF</strong>
<p className="mt-1 text-xs text-zinc-500">
Wird beim Speichern automatisch in &quot;{nextPhaseName}&quot; als verfuegbares Startkapital hinterlegt.
Uebernommene Wertschriften erscheinen dort automatisch mit ihrem Endwert als neuer Startwert.
</p>
</div>
{error && <p className="text-sm text-red-600 dark:text-red-400">{error}</p>}
<div className="flex items-center gap-3">
<button
type="button"
disabled={saving}
onClick={handleSave}
className="self-start rounded-md bg-zinc-900 px-3 py-1.5 text-xs font-medium text-white hover:bg-zinc-700 disabled:opacity-50 dark:bg-zinc-100 dark:text-zinc-900"
>
{saving ? "Speichern..." : "Uebergang speichern"}
</button>
{saved && <span className="text-xs text-emerald-600 dark:text-emerald-400">Gespeichert.</span>}
</div>
</div>
);
}