import { NextRequest, NextResponse } from "next/server";
import { getSettings, updateSettings } from "@/lib/db";

export const runtime = "nodejs";
export const dynamic = "force-dynamic";

export async function GET() {
  return NextResponse.json({ settings: getSettings() });
}

export async function PUT(request: NextRequest) {
  try {
    const body = await request.json();
    const settings = updateSettings({
      ttsVoice: String(body.ttsVoice ?? ""),
      ttsRate: String(body.ttsRate ?? ""),
      scorePerCorrect: Number(body.scorePerCorrect ?? 10),
      scorePerWrong: Number(body.scorePerWrong ?? 0),
      autoSpeak: Boolean(body.autoSpeak),
      wordDisplayMode: String(body.wordDisplayMode ?? "uppercase") as "uppercase" | "capitalize" | "input",
      pkWordCount: Number(body.pkWordCount ?? 0),
      pkOptionCount: Number(body.pkOptionCount ?? 4),
    });
    return NextResponse.json({ settings });
  } catch (error) {
    const message = error instanceof Error ? error.message : "保存设置失败";
    return NextResponse.json({ message }, { status: 400 });
  }
}