import { setSessionToken } from "@/lib/session";
import { BackendError, backendRequest } from "@/lib/backend";
import type { LoginResponse } from "@/lib/types";

export async function POST(request: Request) {
  try {
    const body = await request.json();
    const result = await backendRequest<LoginResponse>("/auth/employee/login", {
      method: "POST",
      body: JSON.stringify({
        username: body.username,
        password: body.password
      }),
      token: ""
    });

    await setSessionToken(result.token);

    return Response.json({
      success: true,
      data: {
        user: result.user,
        tokenType: result.tokenType,
        expiresIn: result.expiresIn
      }
    });
  } catch (error) {
    const status = error instanceof BackendError ? error.status : 500;
    const message = error instanceof Error ? error.message : "登录失败";

    return Response.json({ success: false, data: null, message }, { status });
  }
}