Handle deleting of temp model files

editor/CHANGES

@@ -8,6 +8,8 @@
 - Update gdx-gltf to 2.1.0
 - Fix import of models with spaces in dependencies name
 - Fix selection after model delete
+- Fix temporary files not deleted on model import
+- Fix reset import model dialog on close
 - Duplicate materials from inspector
 
 [0.4.2] ~ 10/24/2022

editor/src/main/com/mbrlabs/mundus/editor/ui/modules/dialogs/importer/ImportModelDialog.kt

@@ -77,6 +77,7 @@ import net.mgsx.gltf.scene3d.shaders.PBRShaderConfig
 import net.mgsx.gltf.scene3d.shaders.PBRShaderProvider
 import net.mgsx.gltf.scene3d.utils.IBLBuilder
 import java.io.IOException
+import java.nio.file.Paths
 
 /**
  * @author Marcus Brummer
@@ -108,6 +109,12 @@ class ImportModelDialog : BaseDialog("Import Mesh"), Disposable {
         importMeshTable.dispose()
     }
 
+    override fun close() {
+        importMeshTable.deleteTempModel()
+        importMeshTable.resetDialog()
+        super.close()
+    }
+
     /**
      */
     private inner class ImportModelTable : VisTable(), Disposable {
@@ -355,6 +362,29 @@ class ImportModelDialog : BaseDialog("Import Mesh"), Disposable {
             modelBatch?.dispose()
             modelInput.clear()
         }
+
+        fun deleteTempModel() {
+            if (importedModel == null) return
+
+            val parentDirectory = importedModel?.file?.parent()
+            val isDir = parentDirectory?.isDirectory
+            if (isDir == true) {
+                val path = Paths.get("mundus", "temp")
+                val tempModelDirPath = parentDirectory.file().absolutePath
+                // A defensive check, just to make sure the directory we are deleting is in the temp directory
+                if (tempModelDirPath.contains(path.toString())) {
+                    parentDirectory.deleteDirectory()
+                    Mundus.postEvent(LogEvent("Deleted temporary model directory at $tempModelDirPath"))
+                }
+            }
+
+            importedModel = null
+        }
+
+        fun resetDialog() {
+            previewInstance = null
+            modelInput.clear()
+        }
     }
 
 }