refactoring: Masive refactor to build the V2

src/main/kotlin/eventDemo/configuration/Configuration.kt

@@ -0,0 +1,46 @@
+package eventDemo.configuration
+
+import io.ktor.server.config.ApplicationConfig
+
+data class Configuration(
+  val redisUrl: String,
+  val jwtSecret: String,
+  val postgresql: Postgresql,
+  val rabbitmq: RabbitMQ,
+) {
+  data class Postgresql(
+    val url: String,
+    val username: String,
+    val password: String,
+  )
+
+  data class RabbitMQ(
+    val url: String,
+    val port: Int,
+    val username: String,
+    val password: String,
+  )
+}
+
+val ApplicationConfig.configuration
+  get() =
+    Configuration(
+      redisUrl = getProperty("redis.url"),
+      jwtSecret = getProperty("jwt.secret"),
+      postgresql =
+        Configuration.Postgresql(
+          url = getProperty("postgresql.url"),
+          username = getProperty("postgresql.username"),
+          password = getProperty("postgresql.password"),
+        ),
+      rabbitmq =
+        Configuration.RabbitMQ(
+          url = getProperty("rabbitmq.url"),
+          port = getProperty("rabbitmq.port").toInt(),
+          username = getProperty("rabbitmq.username"),
+          password = getProperty("rabbitmq.password"),
+        ),
+    )
+
+private fun ApplicationConfig.getProperty(path: String): String =
+  propertyOrNull(path)?.getString() ?: error("You must set the $path")