import { z } from "zod/v4-mini";
import { readUsers } from "~/server/database";
import { serverUserToApiDetails } from "~/server/utils/user";

const integerStringSchema = z.pipe(
	z.string().check(z.regex(/^\d+/)),
	z.transform(Number)
);

const detailsSchema = z.object({
	id: integerStringSchema,
});

export default defineEventHandler(async (event) => {
	await requireServerSessionWithAdmin(event);
	const users = await readUsers();
	const { success, error, data: params } = detailsSchema.safeParse(getRouterParams(event));
	if (!success) {
		throw createError({
			status: 400,
			statusText: "Bad Request",
			message: z.prettifyError(error),
		});
	}
	const user = users.find(user => user.id === params.id);
	if (!user) {
		throw createError({
			statusCode: 404,
			statusMessage: "Not found",
		});
	}

	return serverUserToApiDetails(user);
})