From 5e61fa31566f3706c1dd8d8c2b7f678bac0d4127 Mon Sep 17 00:00:00 2001
From: Mathieu Pellerin <nirvn.asia@gmail.com>
Date: Wed, 21 Aug 2024 10:00:55 +0700
Subject: [PATCH] Add pre 3.20 compatibility to fix

---
 libqfieldsync/layer.py | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/libqfieldsync/layer.py b/libqfieldsync/layer.py
index bf45a8a..f0f1727 100644
--- a/libqfieldsync/layer.py
+++ b/libqfieldsync/layer.py
@@ -1138,14 +1138,22 @@ def convert_to_gpkg(self, target_path):
             options = QgsVectorFileWriter.SaveVectorOptions()
             options.fileEncoding = "UTF-8"
             options.driverName = "GPKG"
-            (
-                error,
-                error_msg,
-                returned_dest_file,
-                returned_dest_layer,
-            ) = QgsVectorFileWriter.writeAsVectorFormatV3(
-                source_layer, dest_file, QgsCoordinateTransformContext(), options
-            )
+            if Qgis.QGIS_VERSION_INT > 32000:
+                (
+                    error,
+                    error_msg,
+                    returned_dest_file,
+                    returned_dest_layer,
+                ) = QgsVectorFileWriter.writeAsVectorFormatV3(
+                    source_layer, dest_file, QgsCoordinateTransformContext(), options
+                )
+            else:
+                (
+                    error,
+                    returned_dest_file,
+                ) = QgsVectorFileWriter.writeAsVectorFormatV2(
+                    source_layer, dest_file, QgsCoordinateTransformContext(), options
+                )
             if error != QgsVectorFileWriter.NoError:
                 return
             if returned_dest_file: