config.ts

import dotenv from 'dotenv';
dotenv.config();

interface Configuration {
  db: {
    host: string;
    name: string;
    username: string;
    password: string;
    port: number;
  };
  allowedOrigins: string[];
  autoAcceptConnections: boolean;
  server: {
    port: number;
    address: string;
    websocketPort: number;
  };
  ssl: {
    enabled: boolean;
    key: string | undefined;
    cert: string | undefined;
  };
}

const origins =
  process?.env?.ALLOWED_ORIGINS?.replace(/\s/g, '')
    .toLowerCase()
    .split(',')
    .filter((it) => it !== '') || [];

const config: Configuration = {
  allowedOrigins: origins.length ? Array.from(new Set(origins)) : ['*'],
  db: {
    username: process.env.MYSQL_USERNAME || 'root',
    password: process.env.MYSQL_PASSWORD || '',
    name: process.env.MYSQL_DATABASE || 'mysql_note',
    host: process.env.MYSQL_HOSTNAME || 'localhost',
    port: parseInt(process.env.MYSQL_PORT || '3306', 10) || 3306,
  },
  autoAcceptConnections:
    !!parseInt(process.env.AUTO_ACCEPT_CONNECTION || '', 10) || false,
  server: {
    port: parseInt(process.env.SERVER_PORT || '2048', 10) || 2048,
    address: (process.env.SERVER_ADDRESS || '127.0.0.1').replace(/['"]+/g, ''),
    websocketPort: parseInt(process.env.WEBSOCKET_PORT || '80', 10) || 80,
  },
  ssl: {
    enabled: !!parseInt(process.env.SSL_ENABLED || '0', 10) || false,
    key: process.env.SSL_KEY,
    cert: process.env.SSL_CERTIFICATE,
  },
};

export default config;