refactor: move analytics into services directory

services/analytics/src/config.ts

@@ -0,0 +1,36 @@
+import dotenv from 'dotenv'
+
+if (process.env.NODE_ENV !== 'production') {
+  dotenv.config({ path: '.env.dev' })
+}
+
+function getOrFailed(key: string): string {
+  if (!process.env[key]) {
+    throw new Error(`Missing required environment variable: ${key}`)
+  }
+  return process.env[key] as string
+}
+
+interface Config {
+  host: string
+  port: number
+  db: string
+  username: string
+  password: string
+  baseUrl: string
+}
+
+const config: Config = {
+  host: process.env.ADMIN_HOST || 'localhost',
+  port: process.env.ADMIN_PORT ? parseInt(process.env.ADMIN_PORT, 10) : 3001,
+  db: process.env.MONGO_URL || 'mongodb://localhost:27017/odyssey-test',
+  username: getOrFailed('ADMIN_USERNAME'),
+  password: getOrFailed('ADMIN_PASSWORD'),
+  baseUrl:
+    process.env.ADMIN_BASE_URL ||
+    `http://${process.env.ADMIN_HOST || 'localhost'}:${
+      process.env.ADMIN_PORT ? parseInt(process.env.ADMIN_PORT, 10) : 3001
+    }`,
+}
+
+export default config