Create index list and add packages list

Author: BluSpring

library/src/main/kotlin/xyz/bluspring/unitytranslate/library/models/ModelPackageManager.kt

@@ -8,9 +8,14 @@ import java.util.concurrent.ConcurrentHashMap
 import kotlin.io.path.absolutePathString
 
 class ModelPackageManager(val library: UnityTranslateLib) {
-    private val indexList = mutableListOf<PackageIndex<*>>()
+    val indexList = mutableListOf<PackageIndex<*>>()
     private val loadedModelPtrs = ConcurrentHashMap<String, Long>()
 
+    val packages: List<ModelPackage>
+        get() {
+            return indexList.map { it.packages }.flatten()
+        }
+
     fun <T : ModelPackage> registerIndex(index: PackageIndex<T>) {
         indexList.add(index)
         UnityTranslateLib.logger.debug("Registered model index for ${index.name}.")