remove nested filters (#1843)

* remove nested filters

* remove from openapi schema aswell

lnbits/db.py

@@ -375,7 +375,6 @@ class Page(BaseModel, Generic[T]):
 
 class Filter(BaseModel, Generic[TFilterModel]):
     field: str
-    nested: Optional[List[str]]
     op: Operator = Operator.EQ
     values: list[Any]
 
@@ -390,55 +389,36 @@ class Filter(BaseModel, Generic[TFilterModel]):
             split = key[:-1].split("[")
             if len(split) != 2:
                 raise ValueError("Invalid key")
-            field_names = split[0].split(".")
+            field = split[0]
             op = Operator(split[1])
         else:
-            field_names = key.split(".")
+            field = key
             op = Operator("eq")
 
-        field = field_names[0]
-        nested = field_names[1:]
-
         if field in model.__fields__:
             compare_field = model.__fields__[field]
             values = []
             for raw_value in raw_values:
-                # If there is a nested field, pydantic expects a dict, so the raw value is turned into a dict before
-                # and the converted value is extracted afterwards
-                for name in reversed(nested):
-                    raw_value = {name: raw_value}
-
                 validated, errors = compare_field.validate(raw_value, {}, loc="none")
                 if errors:
                     raise ValidationError(errors=[errors], model=model)
-
-                for name in nested:
-                    if isinstance(validated, dict):
-                        validated = validated[name]
-                    else:
-                        validated = getattr(validated, name)
-
                 values.append(validated)
         else:
             raise ValueError("Unknown filter field")
 
-        return cls(field=field, op=op, nested=nested, values=values, model=model)
+        return cls(field=field, op=op, values=values, model=model)
 
     @property
     def statement(self):
-        accessor = self.field
-        if self.nested:
-            for name in self.nested:
-                accessor = f"({accessor} ->> '{name}')"
         if self.model and self.model.__fields__[self.field].type_ == datetime.datetime:
             placeholder = Compat.timestamp_placeholder
         else:
             placeholder = "?"
         if self.op in (Operator.INCLUDE, Operator.EXCLUDE):
             placeholders = ", ".join([placeholder] * len(self.values))
-            stmt = [f"{accessor} {self.op.as_sql} ({placeholders})"]
+            stmt = [f"{self.field} {self.op.as_sql} ({placeholders})"]
         else:
-            stmt = [f"{accessor} {self.op.as_sql} {placeholder}"] * len(self.values)
+            stmt = [f"{self.field} {self.op.as_sql} {placeholder}"] * len(self.values)
         return " OR ".join(stmt)
 
 

lnbits/helpers.py

@@ -4,11 +4,7 @@ from typing import Any, List, Optional, Type
 
 import jinja2
 import shortuuid
-from pydantic.schema import (
+from pydantic.schema import field_schema
-    field_schema,
-    get_flat_models_from_fields,
-    get_model_name_map,
-)
 
 from lnbits.jinja2_templating import Jinja2Templates
 from lnbits.requestvars import g
@@ -102,20 +98,11 @@ def generate_filter_params_openapi(model: Type[FilterModel], keep_optional=False
     :param keep_optional: If false, all parameters will be optional, otherwise inferred from model
     """
     fields = list(model.__fields__.values())
-    models = get_flat_models_from_fields(fields, set())
-    namemap = get_model_name_map(models)
     params = []
     for field in fields:
-        schema, definitions, _ = field_schema(field, model_name_map=namemap)
+        schema, _, _ = field_schema(field, model_name_map={})
-
-        # Support nested definition
-        if "$ref" in schema:
-            name = schema["$ref"].split("/")[-1]
-            schema = definitions[name]
 
         description = "Supports Filtering"
-        if schema["type"] == "object":
-            description += f". Nested attributes can be filtered too, e.g. `{field.alias}.[additional].[attributes]`"
         if (
             hasattr(model, "__search_fields__")
             and field.name in model.__search_fields__