import { NextRequest, NextResponse } from "next/server";
import { getContentByKey } from "@/lib/content";
import { getContentPage } from "@/lib/directus";

export async function GET(request: NextRequest) {
  const { searchParams } = new URL(request.url);
  const key = searchParams.get("key");
  const locale = searchParams.get("locale") || "en";

  if (!key) {
    return NextResponse.json({ error: "key is required" }, { status: 400 });
  }

  try {
    // 1) Try Directus first
    const directusPage = await getContentPage(key, locale);
    if (directusPage) {
      return NextResponse.json({
        content: {
          title: directusPage.title,
          slug: directusPage.slug,
          locale: directusPage.locale || locale,
          content: directusPage.content,
        },
        source: "directus",
      });
    }

    // 2) Fallback: PostgreSQL
    const translation = await getContentByKey({ key, locale });
    if (!translation) return NextResponse.json({ content: null });
    return NextResponse.json({ content: translation, source: "postgresql" });
  } catch (error) {
    // If DB isn't migrated/available, fail soft so the UI can fall back to next-intl strings.
    if (process.env.NODE_ENV === "development") {
      console.warn("Content API failed; returning null content:", error);
    }
    return NextResponse.json({ content: null });
  }
}