from sqlalchemy.orm import Session
from app.db.models import Tool


class ToolRepository:

    def __init__(self, db: Session):
        self.db = db

    def get_all(self):
        return self.db.query(Tool).all()

    def get_by_id(self, tool_id: int):
        return self.db.query(Tool).filter(Tool.id == tool_id).first()

    def create(self, name: str, description: str, parameters: dict):
        tool = Tool(
            name=name,
            description=description,
            parameters=parameters
        )
        self.db.add(tool)
        self.db.commit()
        self.db.refresh(tool)
        return tool

    def delete(self, tool_id: int):
        tool = self.get_by_id(tool_id)
        if tool:
            self.db.delete(tool)
            self.db.commit()
        return tool