@jaarnio/tripplite-pdu-sdk/dist/lib/config.js

Unified Tripplite PDU SDK with integrated real-time WebSocket server for monitoring and control

"use strict";

// Try to load environment variables if available
try {
  require('dotenv').config();
} catch (error) {
  // dotenv is optional, continue without it if not available
}
class Config {
  constructor() {
    this.host = null;
    this.port = 443;
    this.username = null;
    this.password = null;
    this.deviceId = 1;
    this.initialized = false;
  }

  /**
   * Configure the Tripplite PDU client
   * @param {Object} options Configuration options
   * @param {string} options.host The IP address or hostname of the PDU
   * @param {number} [options.port=443] The port number (default: 443)
   * @param {string} options.username Username for authentication
   * @param {string} options.password Password for authentication
   * @param {number} [options.deviceId=1] Device ID (default: 1)
   */
  configure(options = {}) {
    // Use provided options or fall back to environment variables
    this.host = options.host || process.env.TRIPPLITE_PDU_HOST;
    this.port = options.port || parseInt(process.env.TRIPPLITE_PDU_PORT) || 443;
    this.username = options.username || process.env.TRIPPLITE_PDU_USERNAME;
    this.password = options.password || process.env.TRIPPLITE_PDU_PASSWORD;
    this.deviceId = options.deviceId || parseInt(process.env.TRIPPLITE_PDU_DEVICE_ID) || 1;

    // Validate required fields
    if (!this.host) throw new Error('Host is required (provide via options.host or TRIPPLITE_PDU_HOST environment variable)');
    if (!this.username) throw new Error('Username is required (provide via options.username or TRIPPLITE_PDU_USERNAME environment variable)');
    if (!this.password) throw new Error('Password is required (provide via options.password or TRIPPLITE_PDU_PASSWORD environment variable)');
    this.initialized = true;
  }

  /**
   * Check if configuration is valid
   * @throws {Error} If required configuration is missing
   */
  validate() {
    if (!this.initialized) {
      throw new Error('Configuration not set. Call configure() first.');
    }
    if (!this.host) throw new Error('Host is required.');
    if (!this.username) throw new Error('Username is required.');
    if (!this.password) throw new Error('Password is required.');
  }

  /**
   * Get the base URL for API requests
   * @returns {string} The base URL
   */
  getBaseUrl() {
    this.validate();
    return `https://${this.host}:${this.port}/api`;
  }
}
const configInstance = new Config();
module.exports = configInstance;
module.exports.default = configInstance;
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