From 5a270289f0126e84e5292dc52f5b56a4a5667e7b Mon Sep 17 00:00:00 2001
From: raccoon <raccoon@home.net>
Date: Mon, 20 Jan 2025 03:16:06 +0500
Subject: [PATCH] Future-proof implementation

---
 .../avatar-example/mesh/blend~/fbx_export.py  | 41 +++++++++++++------
 1 file changed, 29 insertions(+), 12 deletions(-)

diff --git a/Assets/avatar-example/mesh/blend~/fbx_export.py b/Assets/avatar-example/mesh/blend~/fbx_export.py
index d6fcd5a..ffef397 100644
--- a/Assets/avatar-example/mesh/blend~/fbx_export.py
+++ b/Assets/avatar-example/mesh/blend~/fbx_export.py
@@ -2,10 +2,13 @@ import os
 from datetime import datetime
 
 import bpy
-from bpy.props import StringProperty, BoolProperty, PointerProperty, IntProperty
+FUTURE = bpy.app.version >= (2, 80, 0)
+from bpy.props import EnumProperty, StringProperty, BoolProperty, PointerProperty, IntProperty
 from bpy.types import UIList, Operator, Panel, PropertyGroup, Context
-
-from io_scene_fbx import ExportFBX
+if FUTURE:
+    from bpy.types import Collection as Group
+else:
+    from bpy.types import Group
 
 
 def message_box(message: str, title: str = "Message", icon: str = 'INFO') -> None:
@@ -18,7 +21,7 @@ def message_box(message: str, title: str = "Message", icon: str = 'INFO') -> Non
     def draw(self, context):
         col = self.layout.column(align=True)
         for line in message.strip().split("\n"):
-            col.label(line)
+            col.label(text=line)
     bpy.context.window_manager.popup_menu(draw, title=title, icon=icon)
 
 
@@ -39,7 +42,8 @@ def fbx_export(context: Context) -> None:
 
     rootpath = os.path.normpath(bpy.path.abspath(context.scene.fbx_export.export_dir))
 
-    for group in [g for g in bpy.data.groups if g.fbx_exportable]:
+    groups = bpy.data.collections if FUTURE else bpy.data.groups
+    for group in [g for g in groups if g.fbx_exportable]:
         filepath = os.path.join(rootpath, name_as_path(group.name))
         basepath = os.path.dirname(filepath)
 
@@ -93,7 +97,20 @@ class FBXExportProps(PropertyGroup):
         description="Export FBX on Blender file save",
         default=False
     )
-    object_types = ExportFBX.object_types
+    object_types = EnumProperty(
+        name="Object Types",
+        options={'ENUM_FLAG'},
+        items=(
+            ('EMPTY', "Empty", ""),
+            ('CAMERA', "Camera", ""),
+            ('LAMP', "Lamp", ""),
+            ('ARMATURE', "Armature", "WARNING: not supported in dupli/group instances"),
+            ('MESH', "Mesh", ""),
+            ('OTHER', "Other", "Other geometry types, like curve, metaball, etc. (converted to meshes)"),
+        ),
+        description="Which kind of object to export",
+        default={'EMPTY', 'CAMERA', 'LAMP', 'ARMATURE', 'MESH', 'OTHER'},
+    )
     group_index = IntProperty(default=0)
 
 
@@ -133,17 +150,17 @@ class SCENE_PT_fbx_autoexport(Panel):
         col = layout.column()
 
         sub = col.column(align=True)
-        sub.prop(scene.fbx_export, "on_save", icon='LOAD_FACTORY')
+        sub.prop(scene.fbx_export, "on_save", icon='FILE_REFRESH')
         sub.operator(FBX_OT_ManualExport.bl_idname, icon="PASTEDOWN")
     
         col.separator()
 
         split = col.split()
         sub = split.column()
-        sub.label("Filter groups:")
-        sub.template_list("FBX_UL_ExportItems", "", bpy.data, "groups", scene.fbx_export, "group_index", rows=5)
+        sub.label(text="Filter groups:")
+        sub.template_list("FBX_UL_ExportItems", "", bpy.data, "collections" if FUTURE else "groups", scene.fbx_export, "group_index", rows=5)
         sub = split.column()
-        sub.label("Filter object types:")
+        sub.label(text="Filter object types:")
         sub.prop(scene.fbx_export, "object_types")
 
         col.separator()
@@ -176,7 +193,7 @@ def register() -> None:
     for cls in classes:
         bpy.utils.register_class(cls)
     bpy.types.Scene.fbx_export = PointerProperty(type=FBXExportProps)
-    bpy.types.Group.fbx_exportable = BoolProperty(
+    Group.fbx_exportable = BoolProperty(
         name="Export Group",
         description="Mark group as FBX exportable",
         default=False
@@ -186,7 +203,7 @@ def register() -> None:
 
 def unregister() -> None:
     bpy.app.handlers.save_pre.remove(on_save)
-    del bpy.types.Group.fbx_exportable
+    del Group.fbx_exportable
     del bpy.types.Scene.fbx_export
     for cls in reversed(classes):
         bpy.utils.unregister_class(cls)