[Fixes 12766] New fixes regarding the Timeseries API (#12853)

* [fixes 12766] in Timeseries API

* modifying the default of precision step

* black reformat

* Setting time dimension through the /copy endpoint

Author: Gpetrak

geonode/layers/api/serializers.py

@@ -232,8 +232,8 @@ def __init__(self, *args, **kwargs):
             choices = [(None, "-----")]
 
     has_time = serializers.BooleanField(default=False)
-    attribute = serializers.ChoiceField(choices=[], required=False)
-    end_attribute = serializers.ChoiceField(choices=[], required=False)
+    attribute = serializers.ChoiceField(choices=[], required=False, allow_null=True, default=None)
+    end_attribute = serializers.ChoiceField(choices=[], required=False, allow_null=True, default=None)
     presentation = serializers.ChoiceField(
         required=False,
         choices=[
@@ -244,9 +244,11 @@ def __init__(self, *args, **kwargs):
                 "Continuous Intervals for data that is frequently updated, resolution describes the frequency of updates",
             ),
         ],
+        default="LIST",
     )
-    precision_value = serializers.IntegerField(required=False)
+    precision_value = serializers.IntegerField(required=False, allow_null=True)
     precision_step = serializers.ChoiceField(
         required=False,
         choices=[("years",) * 2, ("months",) * 2, ("days",) * 2, ("hours",) * 2, ("minutes",) * 2, ("seconds",) * 2],
+        default="seconds",
     )

geonode/layers/api/views.py

@@ -259,6 +259,12 @@ def timeseries_info(self, request, pk, *args, **kwards):
                     else None
                 )
 
+                if start_attr is None and end_attr is None:
+                    return JsonResponse(
+                        {"message": "Please select at least one option between the attribute and end_attribute"},
+                        status=200,
+                    )
+
                 # Save the has_time value to the database
                 layer.has_time = True
                 layer.save()
@@ -288,8 +294,4 @@ def timeseries_info(self, request, pk, *args, **kwards):
                 layer.has_time = False
                 layer.save()
 
-                return JsonResponse(
-                    {
-                        "message": "The time information was not updated since the time dimension is disabled for this layer"
-                    }
-                )
+                return JsonResponse({"message": "The time dimension information for this layer was disabled"})

geonode/upload/handlers/common/vector.py

@@ -54,6 +54,7 @@
 from django.db.models import Q
 import pyproj
 from geonode.geoserver.security import delete_dataset_cache, set_geowebcache_invalidate_cache
+from geonode.geoserver.helpers import get_time_info
 from geonode.upload.utils import ImporterRequestAction as ira
 
 logger = logging.getLogger("importer")
@@ -774,8 +775,40 @@ def copy_geonode_resource(
             execution_id=str(_exec.exec_id),
             asset=get_default_asset(resource),
         )
+
         copy_assets_and_links(resource, target=new_resource)
+
+        if resource.dataset.has_time is True:
+
+            new_resource.has_time = True
+            new_resource.save()
+
+            time_info = None
+            try:
+                time_info = get_time_info(resource.dataset)
+            except ValueError as e:
+                logger.info(f"Failed to retrieve time information: {e}")
+
+            time_info["attribute"] = (
+                resource.dataset.attributes.get(pk=time_info.get("attribute")).attribute
+                if time_info.get("attribute")
+                else None
+            )
+            time_info["end_attribute"] = (
+                resource.dataset.attributes.get(pk=time_info.get("end_attribute")).attribute
+                if time_info.get("end_attribute")
+                else None
+            )
+
+            resource_manager.exec(
+                "set_time_info",
+                None,
+                instance=new_resource,
+                time_info=time_info,
+            )
+
         new_resource.refresh_from_db()
+
         return new_resource
 
     def get_ogr2ogr_task_group(