🛠️ Fix #343

Author: SnaveSutit

src/lang/en.yml

@@ -584,12 +584,18 @@ animated_java.misc.failed_to_export.custom_models.message: You have disabled res
 animated_java.misc.failed_to_export.blueprint_settings.message: There are errors in your blueprint settings! Please fix them before exporting.
 animated_java.misc.failed_to_export.blueprint_settings.error_item: 'Found an issue with {0}:'
 animated_java.misc.failed_to_export.button: Ok
-misc.failed_to_export.invalid_rotation.message: |-
+animated_java.misc.failed_to_export.invalid_rotation.message: |-
     Some cubes in your model have an invalid rotations.
     Cubes must have a rotation of -45, -22.5, 0, 22.5, or 45 degrees, and can only be rotated on a single axis at a time.
     If you want to rotate a cube more precisely, or on multiple axes, you must put it into a bone and rotate the bone instead.
     All of the invalid cubes are outlined in red in the editor.
     Please fix these issues before exporting.
+animated_java.misc.failed_to_export.rig_has_textures_but_no_custom_models.message: |-
+    You have textures applied to your model, but have no custom models (Cubes) to use them!
+    Please create some Cubes to use these textures, or remove the textures before exporting.
+animated_java.misc.failed_to_export.rig_has_custom_models_but_no_textures.message: |-
+    You have custom models (Cubes) in your model, but have no textures applied to them!
+    Please apply textures to your Cubes, or remove the Cubes before exporting.
 
 # Format Category
 animated_java.format_category.animated_java: Animated Java

src/systems/exporter.ts

@@ -105,6 +105,16 @@ async function actuallyExportProject(forceSave = true) {
 		PROGRESS_DESCRIPTION.set('Rendering Rig...')
 		const rig = renderRig(modelExportFolder, textureExportFolder)
 
+		if (!rig.includes_custom_models && Texture.all.length !== 0) {
+			throw new IntentionalExportError(
+				translate('misc.failed_to_export.rig_has_textures_but_no_custom_models.message')
+			)
+		} else if (rig.includes_custom_models && Texture.all.length === 0) {
+			throw new IntentionalExportError(
+				translate('misc.failed_to_export.rig_has_custom_models_but_no_textures.message')
+			)
+		}
+
 		if (
 			Project!.animated_java.resource_pack_export_mode === 'none' &&
 			rig.includes_custom_models