mirror of
https://github.com/EvolutionAPI/adk-python.git
synced 2025-07-13 07:04:51 -06:00
134 lines
3.9 KiB
Python
134 lines
3.9 KiB
Python
# Copyright 2025 Google LLC
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
"""An in-memory implementation of the artifact service."""
|
|
|
|
import logging
|
|
from typing import Optional
|
|
|
|
from google.genai import types
|
|
from pydantic import BaseModel
|
|
from pydantic import Field
|
|
from typing_extensions import override
|
|
|
|
from .base_artifact_service import BaseArtifactService
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class InMemoryArtifactService(BaseArtifactService, BaseModel):
|
|
"""An in-memory implementation of the artifact service."""
|
|
|
|
artifacts: dict[str, list[types.Part]] = Field(default_factory=dict)
|
|
|
|
def _file_has_user_namespace(self, filename: str) -> bool:
|
|
"""Checks if the filename has a user namespace.
|
|
|
|
Args:
|
|
filename: The filename to check.
|
|
|
|
Returns:
|
|
True if the filename has a user namespace (starts with "user:"),
|
|
False otherwise.
|
|
"""
|
|
return filename.startswith("user:")
|
|
|
|
def _artifact_path(
|
|
self, app_name: str, user_id: str, session_id: str, filename: str
|
|
) -> str:
|
|
"""Constructs the artifact path.
|
|
|
|
Args:
|
|
app_name: The name of the application.
|
|
user_id: The ID of the user.
|
|
session_id: The ID of the session.
|
|
filename: The name of the artifact file.
|
|
|
|
Returns:
|
|
The constructed artifact path.
|
|
"""
|
|
if self._file_has_user_namespace(filename):
|
|
return f"{app_name}/{user_id}/user/{filename}"
|
|
return f"{app_name}/{user_id}/{session_id}/{filename}"
|
|
|
|
@override
|
|
def save_artifact(
|
|
self,
|
|
*,
|
|
app_name: str,
|
|
user_id: str,
|
|
session_id: str,
|
|
filename: str,
|
|
artifact: types.Part,
|
|
) -> int:
|
|
path = self._artifact_path(app_name, user_id, session_id, filename)
|
|
if path not in self.artifacts:
|
|
self.artifacts[path] = []
|
|
version = len(self.artifacts[path])
|
|
self.artifacts[path].append(artifact)
|
|
return version
|
|
|
|
@override
|
|
def load_artifact(
|
|
self,
|
|
*,
|
|
app_name: str,
|
|
user_id: str,
|
|
session_id: str,
|
|
filename: str,
|
|
version: Optional[int] = None,
|
|
) -> Optional[types.Part]:
|
|
path = self._artifact_path(app_name, user_id, session_id, filename)
|
|
versions = self.artifacts.get(path)
|
|
if not versions:
|
|
return None
|
|
if version is None:
|
|
version = -1
|
|
return versions[version]
|
|
|
|
@override
|
|
def list_artifact_keys(
|
|
self, *, app_name: str, user_id: str, session_id: str
|
|
) -> list[str]:
|
|
session_prefix = f"{app_name}/{user_id}/{session_id}/"
|
|
usernamespace_prefix = f"{app_name}/{user_id}/user/"
|
|
filenames = []
|
|
for path in self.artifacts:
|
|
if path.startswith(session_prefix):
|
|
filename = path.removeprefix(session_prefix)
|
|
filenames.append(filename)
|
|
elif path.startswith(usernamespace_prefix):
|
|
filename = path.removeprefix(usernamespace_prefix)
|
|
filenames.append(filename)
|
|
return sorted(filenames)
|
|
|
|
@override
|
|
def delete_artifact(
|
|
self, *, app_name: str, user_id: str, session_id: str, filename: str
|
|
) -> None:
|
|
path = self._artifact_path(app_name, user_id, session_id, filename)
|
|
if not self.artifacts.get(path):
|
|
return None
|
|
self.artifacts.pop(path, None)
|
|
|
|
@override
|
|
def list_versions(
|
|
self, *, app_name: str, user_id: str, session_id: str, filename: str
|
|
) -> list[int]:
|
|
path = self._artifact_path(app_name, user_id, session_id, filename)
|
|
versions = self.artifacts.get(path)
|
|
if not versions:
|
|
return []
|
|
return list(range(len(versions)))
|