{dev bugfix} set ams_asset_to_assetdetail from ams_asset_to_assetgroup the...

{dev bugfix} set ams_asset_to_assetdetail from ams_asset_to_assetgroup the reverse relation of AMSAsset

app/applicationlayer/ams/asset/serializers.py

@@ -9,7 +9,7 @@ class AMSAssetSerializer(serializers.ModelSerializer):
         ret['asset_type'] = instance.asset_type.name
         ret['in_qty'] = instance.ams_asset_to_assetdetail.filter(status='In-Store').count()
         ret['out_qty'] = instance.ams_asset_to_assetdetail.filter(status='Deployed').count()
-        ret['unavailable'] = instance.ams_asset_to_assetgroup.filter(
+        ret['unavailable'] = instance.ams_asset_to_assetdetail.filter(
                                 status__in=['Faulty', 'Returned', 'Written Off']
                                 ).count()
         ret['created_by'] = instance.created_by.name