/**
 * List here only the model IDs your endpoint exposes.
 * Add/remove freely – nothing else in the codebase cares.
 */
export type ModelID = string;

let modelsCache: string[] | null = null;

export async function getModels(): Promise<string[]> {
  if (modelsCache) {
    return modelsCache;
  }
  try {
    const response = await fetch("https://router.huggingface.co/v1/models");
    const data = await response.json();
    const modelIds = data.data.slice(0, 5).map((model: any) => model.id);
    modelsCache = modelIds;
    return modelIds;
  } catch (e) {
    console.error(e);
    return [];
  }
}

export async function getDefaultModel(): Promise<ModelID> {
  const models = await getModels();
  return models[0] ?? "";
}