ADD: added einnahmen, ausgaben and bilanz

app/routes/api.einnahmen.ts

@@ -0,0 +1,105 @@
+import { getApiUser } from "@/session.server";
+import prisma from "@/lib/prisma.server";
+import { z } from "zod";
+import { EinnahmeKategorie } from "@prisma/client";
+
+const createSchema = z.object({
+  companyId: z.string().min(1),
+  kategorie: z.nativeEnum(EinnahmeKategorie),
+  betrag: z.number().positive(),
+  datum: z.string().min(1),
+  beschreibung: z.string().optional(),
+});
+
+/**
+ * Loads the data for the EinnahmenPage.
+ *
+ * Requires a companyId search parameter. If year is provided, filters einnahmen for the given year.
+ *
+ * Returns a list of einnahmen as a JSON object.
+ *
+ * If the request is unauthorized, returns a 401 response with an error message.
+ * If the request body is invalid, returns a 400 response with an error message containing the validation errors.
+ * If the company is not found, returns a 404 response with an error message.
+ */
+export async function loader({ request }: { request: Request }) {
+  const user = await getApiUser(request);
+  if (!user) return Response.json({ error: "Unauthorized" }, { status: 401 });
+
+  const { searchParams } = new URL(request.url);
+  const companyId = searchParams.get("companyId");
+  const year = searchParams.get("year") ? parseInt(searchParams.get("year")!) : null;
+
+  if (!companyId) return Response.json({ error: "companyId required" }, { status: 400 });
+
+  const company = await prisma.company.findFirst({ where: { id: companyId, userId: user.id } });
+  if (!company) return Response.json({ error: "Not found" }, { status: 404 });
+
+  const einnahmen = await prisma.betriebseinnahme.findMany({
+    where: {
+      companyId,
+      ...(year ? {
+        datum: {
+          gte: new Date(`${year}-01-01`),
+          lt: new Date(`${year + 1}-01-01`),
+        },
+      } : {}),
+    },
+    orderBy: { datum: "asc" },
+  });
+
+  return Response.json(
+    einnahmen.map((e) => ({
+      ...e,
+      betrag: Number(e.betrag),
+      datum: e.datum.toISOString(),
+    }))
+  );
+}
+
+/**
+ * Creates a new einnahme for a given company.
+ *
+ * Requires a JSON object in the request body with the following shape:
+ * {
+ *   companyId: string,
+ *   kategorie: EinnahmeKategorie,
+ *   betrag: number,
+ *   datum: string,
+ *   beschreibung: string,
+ * }
+ *
+ * Returns the created einnahme as a JSON object.
+ *
+ * If the request is unauthorized, returns a 401 response with an error message.
+ * If the request body is invalid, returns a 400 response with an error message containing the validation errors.
+ * If the company is not found, returns a 404 response with an error message.
+ */
+export async function action({ request }: { request: Request }) {
+  const user = await getApiUser(request);
+  if (!user) return Response.json({ error: "Unauthorized" }, { status: 401 });
+
+  const body = await request.json();
+  const parsed = createSchema.safeParse(body);
+  if (!parsed.success) return Response.json({ error: parsed.error.issues }, { status: 400 });
+
+  const company = await prisma.company.findFirst({
+    where: { id: parsed.data.companyId, userId: user.id },
+  });
+  if (!company) return Response.json({ error: "Company not found" }, { status: 404 });
+
+  const einnahme = await prisma.betriebseinnahme.create({
+    data: {
+      companyId: parsed.data.companyId,
+      kategorie: parsed.data.kategorie,
+      betrag: parsed.data.betrag,
+      datum: new Date(parsed.data.datum),
+      beschreibung: parsed.data.beschreibung,
+    },
+  });
+
+  return Response.json(
+    { ...einnahme, betrag: Number(einnahme.betrag), datum: einnahme.datum.toISOString() },
+    { status: 201 }
+  );
+}