@hypericon/node-red-hypertable/nodes/common.js

Node-RED plugin to interact with Hypertable

/**
 * Read connection settings from a node's connection property node.
 * @param {*} connection The hypertable-connection node
 * @returns strings for: `baseUrl` (with trailking slash), `workspaceId`, `projectId`, and `apiKey`
 * @throws an error if any connection property is missing
 * @example ```js
 * this.connection = RED.nodes.getNode(config.connection);
 * const { baseUrl, projectId, apiKey } = readConnection(this.connection);
 * ```
 */
function readConnection(connection) {

  // Ensure the connection is defined
  if (!connection) throw new Error("No Hypertable connection is defined");

  /** @type string */
  let baseUrl = connection.baseUrl;
  if (!baseUrl) throw new Error("No base URL is specified in the connection");
  baseUrl = baseUrl.endsWith("/") ? baseUrl : baseUrl + "/";

  // /** @type string */
  // const workspaceId = connection.workspaceId;
  // if (!workspaceId) throw new Error("No workspace ID is specified in the connection");

  /** @type string */
  const projectId = connection.projectId;
  if (!projectId) throw new Error("No project ID is specified in the connection");

  /** @type string */
  const apiKey = connection.apiKey;
  if (!apiKey) throw new Error("No API key is specified in the connection");

  return {
    baseUrl,
    // workspaceId,
    projectId,
    apiKey,
  };

}

module.exports = {
  readConnection,
};