Files
FPT/src/app/api/plans/[planId]/scenario/route.ts
T

98 lines
3.5 KiB
TypeScript

import { NextRequest, NextResponse } from "next/server";
import { z } from "zod";
import { prisma } from "@/lib/db";
import { getOwnedPlan } from "@/lib/queries";
import { getCurrentUserId } from "@/lib/session";
const scenarioSchema = z.object({
name: z.string().min(1).max(120),
branchFromPhaseId: z.string().min(1),
});
// Erstellt ein Szenario als Deep-Copy eines Plans bis zur Verzweigungsphase (inkl.).
export async function POST(
request: NextRequest,
{ params }: { params: Promise<{ planId: string }> }
) {
const userId = await getCurrentUserId();
if (!userId) return NextResponse.json({ error: "Nicht authentifiziert." }, { status: 401 });
const { planId } = await params;
const body = await request.json();
const parsed = scenarioSchema.safeParse(body);
if (!parsed.success) return NextResponse.json({ error: "Ungueltige Eingabe." }, { status: 400 });
const source = await getOwnedPlan(planId, userId);
if (!source) return NextResponse.json({ error: "Ursprungsplan nicht gefunden." }, { status: 404 });
const branchPhase = source.phases.find((p) => p.id === parsed.data.branchFromPhaseId);
if (!branchPhase) return NextResponse.json({ error: "Verzweigungsphase nicht gefunden." }, { status: 404 });
const copiedPhases = source.phases
.filter((p) => p.sequenceNumber <= branchPhase.sequenceNumber)
.sort((a, b) => a.sequenceNumber - b.sequenceNumber);
const copiedPhaseIds = new Set(copiedPhases.map((p) => p.id));
const newPlanId = await prisma.$transaction(async (tx) => {
const newPlan = await tx.plan.create({
data: {
householdId: source.householdId,
name: parsed.data.name,
retirementAgeA: source.retirementAgeA,
retirementAgeB: source.retirementAgeB,
parentPlanId: source.id,
},
});
// Phasen kopieren (alte -> neue Id).
const phaseIdMap = new Map<string, string>();
let lastNewPhaseId = "";
for (const phase of copiedPhases) {
const created = await tx.phase.create({
data: {
planId: newPlan.id,
sequenceNumber: phase.sequenceNumber,
name: phase.name,
durationYears: phase.durationYears,
inflationRate: phase.inflationRate,
},
});
phaseIdMap.set(phase.id, created.id);
lastNewPhaseId = created.id;
}
// Elemente + deren Phasen-/Uebergangswerte kopieren.
for (const el of source.elements) {
const newEl = await tx.financialElement.create({
data: {
planId: newPlan.id,
category: el.category,
name: el.name,
ownerRole: el.ownerRole,
orderIndex: el.orderIndex,
},
});
for (const pv of el.phaseValues) {
const newPhaseId = phaseIdMap.get(pv.phaseId);
if (!newPhaseId) continue;
await tx.elementPhaseValue.create({
data: { elementId: newEl.id, phaseId: newPhaseId, data: pv.data as object },
});
}
for (const tv of el.transitionValues) {
if (!copiedPhaseIds.has(tv.fromPhaseId)) continue;
const newFromId = phaseIdMap.get(tv.fromPhaseId);
if (!newFromId) continue;
await tx.elementTransitionValue.create({
data: { elementId: newEl.id, fromPhaseId: newFromId, data: tv.data as object },
});
}
}
await tx.plan.update({ where: { id: newPlan.id }, data: { branchFromPhaseId: lastNewPhaseId } });
return newPlan.id;
});
return NextResponse.json({ planId: newPlanId }, { status: 201 });
}