code cleanup

AndroidCompat/Config/src/main/java/xyz/nulldev/ts/config/ApplicationRootDir.kt

@@ -9,11 +9,12 @@ package xyz.nulldev.ts.config
 
 import net.harawata.appdirs.AppDirsFactory
 
+const val CONFIG_PREFIX = "suwayomi.tachidesk.config"
 
 val ApplicationRootDir: String
     get(): String {
         return System.getProperty(
-                "suwayomi.tachidesk.server.rootDir",
+                "$CONFIG_PREFIX.server.rootDir",
                 AppDirsFactory.getInstance().getUserDataDir("Tachidesk", null, null)
         )
     }

AndroidCompat/Config/src/main/java/xyz/nulldev/ts/config/ConfigManager.kt

@@ -48,7 +48,7 @@ open class ConfigManager {
         val baseConfig =
                 ConfigFactory.parseMap(
                         mapOf(
-                                "ts.server.rootDir" to ApplicationRootDir
+                                "androidcompat.rootDir" to "$ApplicationRootDir/android-compat" // override AndroidCompat's rootDir
                         )
                 )
 

AndroidCompat/Config/src/main/java/xyz/nulldev/ts/config/ConfigModule.kt

@@ -18,22 +18,21 @@ abstract class ConfigModule(config: Config, moduleName: String = "") {
     val overridableWithSysProperty = SystemPropertyOverrideDelegate(config, moduleName)
 }
 
+/** Defines a config property that is overridable with jvm `-D` commandline arguments prefixed with [CONFIG_PREFIX] */
 class SystemPropertyOverrideDelegate(val config: Config, val moduleName: String) {
     inline operator fun <R, reified T> getValue(thisRef: R, property: KProperty<*>): T {
         val configValue: T = config.getValue(thisRef, property)
 
         val combined = System.getProperty(
-            "suwayomi.tachidesk.config.$moduleName.${property.name}",
+            "$CONFIG_PREFIX.$moduleName.${property.name}",
             configValue.toString()
         )
 
-        val asT = when(T::class.simpleName) {
+        return when(T::class.simpleName) {
             "Int" -> combined.toInt()
             "Boolean" -> combined.toBoolean()
             // add more types as needed
             else -> combined
-        }
-
-        return asT as T
+        } as T
     }
 }