Kate/server connection fixes

models/ConfigData.py

@@ -1,5 +1,5 @@
 from dataclasses import dataclass, field, fields, is_dataclass
-from datetime import datetime, timezone
+from datetime import datetime
 from enum import Enum
 
 from .utils import update_dataclass_from_dict
@@ -9,6 +9,7 @@
     MetadataConfig,
     ResourceConfigTemplate,
 )
+from ..utils.helper_functions import datetime_to_string
 from .top_level.utils import InlineList
 from .top_level.providers import ProviderTemplate
 from .top_level.providers.records import ProviderTypes
@@ -141,14 +142,6 @@ def all_missing_props(self):
             return self._all_missing_props
         return []
 
-    def datetime_to_string(self, data: datetime):
-        # normalize to UTC and format with Z
-        if data.tzinfo is None:
-            data = data.replace(tzinfo=timezone.utc)
-        else:
-            data = data.astimezone(timezone.utc)
-        return data.strftime("%Y-%m-%dT%H:%M:%SZ")
-
     def asdict_enum_safe(self, obj, datetime_to_str=False):
         """Overwriting dataclass 'asdict' fuction to replace Enums with strings."""
         if is_dataclass(obj):
@@ -177,7 +170,7 @@ def asdict_enum_safe(self, obj, datetime_to_str=False):
             }
         else:
             if isinstance(obj, datetime) and datetime_to_str:
-                return self.datetime_to_string(obj)
+                return datetime_to_string(obj)
             else:
                 return obj
 

models/top_level/utils.py

@@ -50,17 +50,3 @@ def bbox_from_list(raw_bbox_list: list):
         )
 
     return InlineList(list_bbox_val)
-
-
-def to_iso8601(dt: datetime) -> str:
-    """
-    Convert datetime to UTC ISO 8601 string, for both naive and aware datetimes.
-    """
-    if dt.tzinfo is None:
-        # Treat naive datetime as UTC
-        dt = dt.replace(tzinfo=timezone.utc)
-    else:
-        # Convert to UTC
-        dt = dt.astimezone(timezone.utc)
-
-    return dt.strftime("%Y-%m-%dT%H:%M:%SZ")

models/utils.py

@@ -4,7 +4,11 @@
 from types import UnionType
 from typing import Any, get_origin, get_args, Union, get_type_hints
 
-from .top_level.utils import InlineList, get_enum_value_from_string
+from .top_level.utils import (
+    InlineList,
+    get_enum_value_from_string,
+)
+from ..utils.helper_functions import datetime_from_string
 
 
 def update_dataclass_from_dict(
@@ -67,12 +71,7 @@ def update_dataclass_from_dict(
                     if (datetime in args or expected_type is datetime) and isinstance(
                         new_value, str
                     ):
-                        try:
-                            new_value = datetime.strptime(
-                                new_value, "%Y-%m-%dT%H:%M:%SZ"
-                            )
-                        except:
-                            pass
+                        new_value = datetime_from_string(new_value)
 
                     # Exception: remap str to Enum
                     elif isinstance(expected_type, type) and issubclass(
@@ -294,11 +293,10 @@ def _is_instance_of_type(value, expected_type) -> bool:
 
     # Exception: try cast str to datetime manually
     if expected_type is datetime:
-        try:
-            datetime.strptime(value, "%Y-%m-%dT%H:%M:%SZ")
+        if datetime_from_string(value) is not None:
             return True
-        except:
-            pass
+        else:
+            return False
 
     # Fallback for normal types
     return isinstance(value, expected_type)