import { NextResponse } from "next/server";
import { apiError } from "@/lib/api.ts";
import { requireUser } from "@/lib/auth/session.ts";
import { listModels, getPresets } from "@/lib/openrouter/registry.ts";

export async function GET() {
  try {
    await requireUser();
    const models = await listModels();
    const presets = getPresets();
    // L'étudiant voit le palier de coût, pas les prix détaillés (réservés à l'admin).
    return NextResponse.json({
      models: models.map((m) => ({
        id: m.id,
        name: m.name,
        provider: m.provider,
        description: m.description,
        contextLength: m.contextLength,
        supportsImages: m.supportsImages,
        supportsFiles: m.supportsFiles,
        supportsReasoning: m.supportsReasoning,
        isFree: m.isFree,
        costTier: m.costTier,
        favorite: m.favorite,
      })),
      presets,
    });
  } catch (e) {
    return apiError(e);
  }
}