"use server";

import { cookies } from "next/headers";
import { redirect } from "next/navigation";

export type ActionState = { error: string } | null;

export async function login(prevState: ActionState, formData: FormData): Promise<ActionState> {
  const username = formData.get("username");
  const password = formData.get("password");

  if (
    username === process.env.ADMIN_USERNAME &&
    password === process.env.ADMIN_PASSWORD
  ) {
    const cookieStore = await cookies();
    cookieStore.set("admin_session", "true", {
      httpOnly: true,
      secure: process.env.NODE_ENV === "production",
      maxAge: 60 * 60 * 24 * 7, // 1 week
      path: "/",
    });
  } else {
    return { error: "Geçersiz kullanıcı adı veya şifre" };
  }

  redirect("/admin");
}

export async function logout() {
  const cookieStore = await cookies();
  cookieStore.delete("admin_session");
  redirect("/admin/login");
}