import {NextRequest, NextResponse} from "next/server";
import {getTranslation, getTranslations} from "@/lib/database";

// 单个翻译查询
export async function GET(request: NextRequest) {
    const {searchParams} = new URL(request.url);
    const chineseName = searchParams.get("name");

    if (!chineseName) {
        return NextResponse.json({error: "缺少 name 参数"}, {status: 400});
    }

    const translation = await getTranslation(chineseName);

    return NextResponse.json({
        chinese: chineseName,
        english: translation,
        found: translation !== null,
    });
}

// 批量翻译查询
export async function POST(request: NextRequest) {
    try {
        const body = await request.json();
        const {names} = body as { names: string[] };

        if (!names || !Array.isArray(names)) {
            return NextResponse.json({error: "缺少 names 参数（数组）"}, {status: 400});
        }

        const translations = await getTranslations(names);

        const result: Record<string, string | null> = {};
        for (const name of names) {
            result[name] = translations.get(name) || null;
        }

        return NextResponse.json({
            translations: result,
            total: names.length,
            found: translations.size,
        });
    } catch (error) {
        console.error("Translation API error:", error);
        return NextResponse.json({error: "请求格式错误"}, {status: 400});
    }
}