"use server";

import { z } from "zod";
import { revalidatePath } from "next/cache";
import { prisma } from "@/lib/prisma";
import { rcon } from "@/lib/services/rcon";
import { authAction, actionOk } from "@/lib/foundation/action";
import { DatabaseError } from "@/lib/foundation/errors";

const MOTTO_MAX = 127;

const mottoSchema = z.object({
  motto: z.string().max(MOTTO_MAX, `Motto must be at most ${MOTTO_MAX} characters`),
});

const updateMottoAction = authAction(
  { schema: mottoSchema },
  async (ctx) => {
    try {
      await prisma.user.update({ where: { id: ctx.session.user.id }, data: { motto: ctx.data.motto } });
    } catch {
      throw new DatabaseError("Failed to update motto");
    }

    try {
      await rcon.setMotto(ctx.session.user.id, ctx.data.motto);
    } catch {
      // RCON is best-effort; the change is already persisted.
    }

    revalidatePath("/settings");
    return actionOk();
  },
);

export async function updateMotto(formData: FormData): Promise<void> {
  const motto = String(formData.get("motto") ?? "").normalize("NFC").slice(0, MOTTO_MAX);
  await updateMottoAction({ motto });
}

export { updateMottoAction };