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artemis/titles/cxb/schema/item.py

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from typing import Optional, Dict, List
from sqlalchemy import Table, Column, UniqueConstraint, PrimaryKeyConstraint, and_, case
from sqlalchemy.types import Integer, String, TIMESTAMP, Boolean
from sqlalchemy.schema import ForeignKey
from sqlalchemy.sql import func
from sqlalchemy.dialects.mysql import insert
from core.data.schema import BaseData, metadata
energy = Table(
"cxb_rev_energy",
metadata,
Column("id", Integer, primary_key=True, nullable=False),
Column("user", ForeignKey("aime_user.id", ondelete="cascade"), nullable=False),
Column("energy", Integer, nullable=False, server_default="0"),
UniqueConstraint("user", name="cxb_rev_energy_uk"),
mysql_charset='utf8mb4'
)
class CxbItemData(BaseData):
def put_energy(self, user_id: int, rev_energy: int) -> Optional[int]:
sql = insert(energy).values(
user = user_id,
energy = rev_energy
)
conflict = sql.on_duplicate_key_update(
energy = rev_energy
)
result = self.execute(conflict)
if result is None:
self.logger.error(f"{__name__} failed to insert item! user: {user_id}, energy: {rev_energy}")
return None
return result.lastrowid
def get_energy(self, user_id: int) -> Optional[Dict]:
sql = energy.select(
and_(energy.c.user == user_id)
)
result = self.execute(sql)
if result is None: return None
return result.fetchone()