34 lines
1.3 KiB
Python
34 lines
1.3 KiB
Python
from sqlalchemy import func, select
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from sqlalchemy.orm import Session
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from app.models.system import System
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class SystemsRepository:
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def __init__(self, db: Session) -> None:
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self.db = db
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def get_by_key(self, system_key: str) -> System | None:
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stmt = select(System).where(System.system_key == system_key)
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return self.db.scalar(stmt)
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def get_by_id(self, system_id: str) -> System | None:
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stmt = select(System).where(System.id == system_id)
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return self.db.scalar(stmt)
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def list(self, status: str | None = None, limit: int = 100, offset: int = 0) -> tuple[list[System], int]:
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stmt = select(System)
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count_stmt = select(func.count()).select_from(System)
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if status:
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stmt = stmt.where(System.status == status)
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count_stmt = count_stmt.where(System.status == status)
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stmt = stmt.order_by(System.created_at.desc()).limit(limit).offset(offset)
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return list(self.db.scalars(stmt).all()), int(self.db.scalar(count_stmt) or 0)
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def create(self, system_key: str, name: str, status: str = "active") -> System:
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item = System(system_key=system_key, name=name, status=status)
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self.db.add(item)
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self.db.commit()
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self.db.refresh(item)
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return item
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