@oystehr/sdk/src/config.ts

Oystehr SDK

/**
 * Configuration for the Oystehr SDK client
 */
export interface OystehrConfig {
  /**
   * Access token for your user, M2M, or developer account.
   */
  accessToken?: string;
  /**
   * Optional Oystehr Project ID. Required for developer accessTokens.
   */
  projectId?: string;
  fhirApiUrl?: string;
  projectApiUrl?: string;
  services?: {
    erxApiUrl?: string;
    faxApiUrl?: string;
    fhirApiUrl?: string;
    labApiUrl?: string;
    projectApiUrl?: string;
    terminologyApiUrl?: string;
  };
  /**
   * Optionally provide a custom fetch implementation. This must conform to the
   * built-in node.js fetch implementation (undici fetch).
   * @param req
   * @returns
   */
  fetch?: (req: Request) => Promise<Response>;
  /**
   * Optional configuration for retrying request in case of error. Defaults to
   * `{ retries: 3 }` if not provided.
   */
  retry?: {
    /**
     * Number of retries.
     */
    retries: number;
    /**
     * Shift retries by up to this many milliseconds. Defaults to 20 milliseconds.
     */
    jitter?: number;
    /**
     * Wait this many milliseconds between retries. Defaults to 100 milliseconds.
     */
    delay?: number;
    /**
     * Optional, non-async function to call when a request is retried.
     * @param attempt
     * @returns
     */
    onRetry?: (attempt: number) => void;
    /**
     * Optional list of additional errors to retry for. The Oystehr SDK will always
     * retry for status codes 408, 429, 500, 502, 503, and 504.
     */
    retryOn?: number[];
  };
}

let globalConfig: OystehrConfig;

export function getConfig(): OystehrConfig {
  if (!globalConfig) {
    throw new Error('Config not set, please initialize the SDK');
  }
  return globalConfig;
}

export function setConfig(config: OystehrConfig): void {
  globalConfig = { ...config };
}