From cd57a57854af302839370e41aa2c6c57bc1513fa Mon Sep 17 00:00:00 2001
From: Alzpetka <lili3.pokorna@seznam.cz>
Date: Fri, 20 Sep 2024 10:23:34 +0200
Subject: [PATCH] can possibly create

---
 oarepo_doi/api.py       | 16 ++++++++--------
 oarepo_doi/types/doi.py |  9 +++++++++
 setup.cfg               |  2 +-
 3 files changed, 18 insertions(+), 9 deletions(-)

diff --git a/oarepo_doi/api.py b/oarepo_doi/api.py
index 4d6a5fa..ef90196 100644
--- a/oarepo_doi/api.py
+++ b/oarepo_doi/api.py
@@ -56,16 +56,16 @@ def edit_doi(service, record, event=None):
     """edit existing draft"""
 
     mapping = obj_or_import_string(service.mapping[record.schema])()
-    errors = mapping.metadata_check(record)
-    record_service = get_record_service_for_record(record)
-    record["links"] = record_service.links_item_tpl.expand(system_identity, record)
-    if len(errors) > 0 and event:
-        raise ValidationError(
-            message=f"Could not assigned doi due to validation error: {errors} "
-        )
-
     doi_value = mapping.get_doi(record)
+
     if doi_value:
+        errors = mapping.metadata_check(record)
+        record_service = get_record_service_for_record(record)
+        record["links"] = record_service.links_item_tpl.expand(system_identity, record)
+        if len(errors) > 0 and event:
+            raise ValidationError(
+                message=f"Could not assigned doi due to validation error: {errors} "
+            )
         if not service.url.endswith("/"):
             url = service.url + "/"
         else:
diff --git a/oarepo_doi/types/doi.py b/oarepo_doi/types/doi.py
index 23a4a30..f3ea1e9 100644
--- a/oarepo_doi/types/doi.py
+++ b/oarepo_doi/types/doi.py
@@ -33,3 +33,12 @@ def can_create(self, identity, data, receiver, topic, creator, *args, **kwargs):
                 message=f"Could not assigned doi due to validation error: {errors} "
             )
         super().can_create(identity, data, receiver, topic, creator, *args, **kwargs)
+
+    def can_possibly_create(self, identity, record , *args, **kwargs):
+        mapping_file = current_app.config.get("DATACITE_MAPPING")
+        mapping = obj_or_import_string(mapping_file[record.schema])()
+        doi_value = mapping.get_doi(record)
+        if doi_value:
+            return False
+        else:
+            return super().can_possibly_create(identity, record, *args, **kwargs)
diff --git a/setup.cfg b/setup.cfg
index ad30785..86a89ec 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = oarepo-doi
-version = 1.0.8
+version = 1.0.9
 description =
 authors = Alzbeta Pokorna <lili3@cesnet.cz>
 readme = README.md