first commit

src/utils/api.ts

@@ -0,0 +1,36 @@
+type ApiError = {
+  status: number;
+  bodyText: string;
+};
+
+function buildUrl(path: string) {
+  const base = (import.meta.env.VITE_API_BASE_URL as string | undefined) ?? "/api";
+  if (path.startsWith("http://") || path.startsWith("https://")) return path;
+  if (path.startsWith("/")) return `${base}${path}`;
+  return `${base}/${path}`;
+}
+
+export async function apiJson<T>(path: string, init?: RequestInit): Promise<T> {
+  const url = buildUrl(path);
+  const res = await fetch(url, {
+    ...init,
+    headers: {
+      "Content-Type": "application/json",
+      ...(init?.headers ?? {}),
+    },
+  });
+
+  if (!res.ok) {
+    const bodyText = await res.text().catch(() => "");
+    const err: ApiError = { status: res.status, bodyText };
+    throw err;
+  }
+
+  return (await res.json()) as T;
+}
+
+export function getMediamtxWebrtcBaseUrl(configUrl?: string) {
+  const env = import.meta.env.VITE_MEDIAMTX_WEBRTC_URL as string | undefined;
+  return env ?? configUrl ?? "http://localhost:8889";
+}
+