fix foreign tree api issue

Author: LuisLuii

src/fastapi_quickcrud/misc/abstract_query.py

@@ -189,6 +189,28 @@ def model_query(self,
         stmt = select(self.model).where(and_(*filter_list))
         return stmt
 
+    def get_one_with_foreign_pk(self, *,
+                                 join_mode,
+                                 query,
+                                 target_model,
+                                 abstract_param=None
+                                 ) -> BinaryExpression:
+        model = self.foreign_table_mapping[target_model]
+        filter_list: List[BinaryExpression] = find_query_builder(param=query,
+                                                                 model=model)
+        path_filter_list: List[BinaryExpression] = path_query_builder(params=abstract_param,
+                                                                      model=self.foreign_table_mapping)
+        join_table_instance_list: list = self.get_join_select_fields(join_mode)
+
+        if not isinstance(self.model, Table):
+            model = model.__table__
+
+        stmt = select(*[model] + join_table_instance_list).filter(and_(*filter_list + path_filter_list))
+
+        stmt = self.get_join_by_excpression(stmt, join_mode=join_mode)
+        return stmt
+
+
     # def update(self, *,
     #            update_args,
     #            extra_query,

src/fastapi_quickcrud/misc/abstract_route.py

@@ -785,7 +785,7 @@ def get_one_with_foreign_tree(response: Response,
                 target_model = request.url.path.split("/")[-2]
                 join = query.__dict__.pop('join_foreign_table', None)
 
-                stmt = query_service.get_many_with_foreign_pk(query=query.__dict__, join_mode=join,
+                stmt = query_service.get_one_with_foreign_pk(query=query.__dict__, join_mode=join,
                                                               target_model=target_model)
                 query_result = execute_service.execute(session, stmt)
                 parsed_response = parsing_service.find_one(response_model=response_model,

src/fastapi_quickcrud/misc/schema_builder.py

@@ -1657,7 +1657,7 @@ def foreign_tree_get_many(self) -> Tuple:
             if self.uuid_type_columns:
                 request_validation.append(lambda self_object: self._value_of_list_to_str(self_object,
                                                                                          self.uuid_type_columns))
-            for local_column, refer_table_info in self.reference_mapper.items():
+            for local_column, refer_table_info in reference_mapper.items():
                 response_fields.append((f"{refer_table_info['foreign_table_name']}_foreign",
                                         self.foreign_table_response_model_sets[refer_table_info['foreign_table']],
                                         None))
@@ -1750,7 +1750,7 @@ def foreign_tree_get_one(self) -> Tuple:
                 request_validation.append(lambda self_object: self._value_of_list_to_str(self_object,
                                                                                          self.uuid_type_columns))
 
-            for local_column, refer_table_info in self.reference_mapper.items():
+            for local_column, refer_table_info in reference_mapper.items():
                 response_fields.append((f"{refer_table_info['foreign_table_name']}_foreign",
                                         self.foreign_table_response_model_sets[refer_table_info['foreign_table']],
                                         None))