from pydantic import BaseModel, Field
from sqlalchemy.orm import Mapped, mapped_column, Session, relationship
from sqlalchemy import Integer, VARCHAR, Float, ForeignKey
from app.models.base_class import Base

class RecurringOperatingBase(BaseModel):
    recurring_id : int | None = Field(default=None)
    expenses_type : str | None = Field(default=None)
    percentage_of__sales : float | None = Field(default=None)
    remarks : str | None = Field(default=None)
    # is_delete : int | None = Field(default=None)
    group_id : int | None = Field(default=None)

class TblRecurringOperating(Base):
    __tablename__ = "tbl_recurring_operating"
    
    recurring_id : Mapped[int] = mapped_column("recurring_id", Integer, primary_key=True, autoincrement=True)
    expenses_type : Mapped[str] = mapped_column("expenses_type", VARCHAR(255), nullable=True, server_default=None)
    percentage_of__sales : Mapped[float] = mapped_column("percentage_of__sales", Float, nullable=True, server_default=None)
    remarks : Mapped[str] = mapped_column("remarks", VARCHAR(255), nullable=True, server_default=None)
    is_delete : Mapped[int] = mapped_column("is_delete", Integer, default=0)
    group_id : Mapped[int] = mapped_column("group_id", ForeignKey("tbl_group.group_id"))
    
    group = relationship("TblGroup", back_populates="recurring_operating")
    
    @classmethod
    def create_recurring_operating(cls, data:RecurringOperatingBase, db:Session) ->"TblRecurringOperating":
        new_data = cls(**data.model_dump())
        db.add(new_data)
        db.flush()
        return new_data
    
    @classmethod
    def get_recurring_operating(cls, group_id:int, db:Session) ->"TblRecurringOperating":
        get_data = db.query(cls).filter(cls.group_id == group_id).all()
        return get_data
    
    @classmethod
    def update_recurring_operating(cls, update_id:int, data:RecurringOperatingBase, db:Session) ->"TblRecurringOperating":
        update_data = db.query(cls).filter(cls.recurring_id == update_id).first()
        data_dict = data.model_dump()
        for key, value in data_dict.items():
            if value is not None:
                setattr(update_data, key, value)
        db.commit()
        db.refresh(update_data)
        return update_data
    
    @classmethod
    def delete_recurring_operating(cls, group_id:int, db:Session) ->"TblRecurringOperating":
        delete_data = db.query(cls).filter(cls.group_id == group_id).all()
        if not delete_data:
            return False
        for delete in delete_data:
            delete.is_delete = 1
            db.commit()
        return True