Phase2: Invoicecomputation/AdminpricingUI/Ainvoicemgnt

src/app/api/admin/billing/pricing/route.ts

@@ -0,0 +1,59 @@
+import { NextResponse } from "next/server";
+import { z } from "zod";
+import { requirePlatformRole } from "@/lib/session";
+import { getPlatformPricing, updatePlatformPricing } from "@/lib/db";
+import { safeError } from "@/lib/errors";
+
+/**
+ * GET /api/admin/billing/pricing
+ * Returns the single-row platform pricing config.
+ *
+ * PUT /api/admin/billing/pricing
+ * Updates one or more pricing fields. Missing fields are left
+ * unchanged.
+ *
+ * Both endpoints are platform-role only.
+ */
+
+const updateSchema = z.object({
+  tenantMonthlyFeeChf: z.number().min(0).max(99_999_999).optional(),
+  tenantSetupFeeChf: z.number().min(0).max(99_999_999).optional(),
+  threemaMessageChf: z.number().min(0).max(1000).optional(),
+  vatRateChli: z.number().min(0).max(100).optional(),
+});
+
+export async function GET() {
+  try {
+    await requirePlatformRole();
+  } catch {
+    return NextResponse.json({ error: "Forbidden" }, { status: 403 });
+  }
+  const pricing = await getPlatformPricing();
+  return NextResponse.json(pricing);
+}
+
+export async function PUT(request: Request) {
+  try {
+    await requirePlatformRole();
+  } catch {
+    return NextResponse.json({ error: "Forbidden" }, { status: 403 });
+  }
+  const body = await request.json().catch(() => ({}));
+  const parsed = updateSchema.safeParse(body);
+  if (!parsed.success) {
+    return NextResponse.json(
+      { error: "Invalid pricing payload", details: parsed.error.flatten() },
+      { status: 400 }
+    );
+  }
+  try {
+    const updated = await updatePlatformPricing(parsed.data);
+    return NextResponse.json(updated);
+  } catch (e) {
+    console.error("Failed to update platform pricing:", e);
+    return NextResponse.json(
+      { error: safeError(e, "Update failed") },
+      { status: 500 }
+    );
+  }
+}