chain-service/chain_service/repositories/chain.py
2024-02-25 17:26:09 +07:00

30 lines
1.0 KiB
Python

import pymongo
from uuid import UUID
from typing import List
from pydantic import TypeAdapter
from chain_service.database.database import Database
from chain_service.database.models.chain import Chain
class ChainRepository:
def __init__(self, database: Database):
self.collection = database.get_collection("chains")
async def upsert(self, chain: Chain) -> Chain:
query = {"_id": chain.id}
payload = chain.model_dump(by_alias=True)
await self.collection.replace_one(query, payload, upsert=True)
return chain
async def get_list(self) -> List[Chain]:
sort_order = ("lastModified", pymongo.DESCENDING)
chains = [chain async for chain in self.collection.find().sort(*sort_order)]
return TypeAdapter(List[Chain]).validate_python(chains)
async def get_by_id(self, chain_id: str) -> Chain | None:
query = {"_id": UUID(chain_id)}
chain = await self.collection.find_one(query)
return Chain.model_validate(chain) if chain else None