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from __future__ import annotations
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from abc import ABC, abstractmethod
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from openhands.core.config.app_config import AppConfig
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from openhands.storage.data_models.conversation_metadata import ConversationMetadata
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from openhands.storage.data_models.conversation_metadata_result_set import (
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ConversationMetadataResultSet,
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)
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class ConversationStore(ABC):
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"""
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Storage for conversation metadata. May or may not support multiple users depending on the environment
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"""
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@abstractmethod
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async def save_metadata(self, metadata: ConversationMetadata):
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"""Store conversation metadata"""
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@abstractmethod
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async def get_metadata(self, conversation_id: str) -> ConversationMetadata:
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"""Load conversation metadata"""
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@abstractmethod
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async def delete_metadata(self, conversation_id: str) -> None:
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"""delete conversation metadata"""
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@abstractmethod
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async def exists(self, conversation_id: str) -> bool:
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"""Check if conversation exists"""
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@abstractmethod
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async def search(
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self,
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page_id: str | None = None,
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limit: int = 20,
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) -> ConversationMetadataResultSet:
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"""Search conversations"""
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@classmethod
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@abstractmethod
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async def get_instance(
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cls, config: AppConfig, user_id: str | None
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) -> ConversationStore:
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"""Get a store for the user represented by the token given"""
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