// Single API client: one place for fetch, JSON, and the error envelope.
const BASE = "/api/v1";

async function request(path, options = {}) {
  const response = await fetch(BASE + path, {
    headers: { "Content-Type": "application/json" },
    ...options,
  });
  let body = null;
  try {
    body = await response.json();
  } catch (_) {
    body = null;
  }
  if (!response.ok) {
    const envelope = body && body.error ? body.error : {};
    const error = new Error(envelope.message || response.statusText);
    error.status = response.status;
    error.code = envelope.code || "error";
    throw error;
  }
  return body;
}

export const api = {
  listAssets: (params = {}) =>
    request("/inventory/assets?" + new URLSearchParams(params).toString()),
  listClusters: (params = {}) =>
    request("/duplicates/clusters?" + new URLSearchParams(params).toString()),
  getCluster: (id) => request(`/duplicates/clusters/${encodeURIComponent(id)}`),
  decide: (id, payload) =>
    request(`/duplicates/clusters/${encodeURIComponent(id)}/decision`, {
      method: "POST",
      body: JSON.stringify(payload),
    }),
  thumbnailUrl: (assetId, size = 512) =>
    `${BASE}/assets/${encodeURIComponent(assetId)}/thumbnail?size=${size}`,
};