import { z } from "zod";
import { withUser, parseBody, json, ApiError } from "@/lib/api";
import { syncProvider } from "@/lib/ai/registry";
import { getDecryptedKey } from "@/lib/providers/keys";
import { PROVIDER_IDS, isProviderId } from "@/lib/ai/core/types";
import { LIMITS } from "@/lib/rate-limit";

export const dynamic = "force-dynamic";

/** POST /api/models/sync — refresh the registry using the caller's own keys (all connected providers, or one). */
export const POST = withUser(
  async ({ req, user }) => {
    const body = await parseBody(req, z.object({ provider: z.string().optional() }));
    const targets = body.provider ? [body.provider] : [...PROVIDER_IDS];
    const results = [];
    for (const p of targets) {
      if (!isProviderId(p)) throw new ApiError(400, "Unknown provider");
      const key = await getDecryptedKey(user.id, p);
      if (!key) continue;
      results.push(await syncProvider(p, key, "user"));
    }
    return json({ results });
  },
  { limit: { ...LIMITS.modelSync, key: "models-sync" } },
);