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

class CompetitorLoyaltyBase(BaseModel):
    competitor_id : int | None = Field(default=None)
    do_they_have_a_loyalty_program : str | None = Field(default=None)
    briefly_describe_the_type : str | None = Field(default=None)
    budget_allocated : float | None = Field(default=None)
    what_do_you_think : str | None = Field(default=None)
    what_do_you_predict : str | None = Field(default=None)
    how_is_the_loyalty : str | None = Field(default=None)
    other_notes : str | None = Field(default=None)
    group_id : int | None = Field(default=None)
    

class TblCompetitorLoyalty(Base):
    __tablename__ = "tbl_competitor_loyalty"
    competitor_id : Mapped[int] = mapped_column("competitor_id", Integer, primary_key=True, autoincrement=True)
    do_they_have_a_loyalty_program : Mapped[str] = mapped_column("do_they_have_a_loyalty_program", VARCHAR(20), nullable=True, server_default=None)
    briefly_describe_the_type : Mapped[str] = mapped_column("briefly_describe_the_type", Text, nullable=True, server_default=None)
    budget_allocated : Mapped[float] = mapped_column("budget_allocated", Float, nullable=True, server_default=None)
    what_do_you_think : Mapped[str] = mapped_column("what_do_you_think", Text, nullable=True, server_default=None)
    what_do_you_predict : Mapped[str] = mapped_column("what_do_you_predict", Text, nullable=True, server_default=None)
    how_is_the_loyalty : Mapped[str] = mapped_column("how_is_the_loyalty", Text, nullable=True, server_default=None)
    other_notes : Mapped[str] = mapped_column("other_notes", Text, nullable=True, server_default=None)
    group_id : Mapped[int] = mapped_column("grooup_id", Integer, ForeignKey("tbl_group.group_id"))
    
    group = relationship("TblGroup", back_populates="competitor_loyalty")
    
    @classmethod
    def create_competitor_loyalty(cls, data:CompetitorLoyaltyBase, db:Session) ->"TblCompetitorLoyalty":
        data_dict = cls(**data.model_dump())
        db.add(data_dict)
        db.flush()
        return data_dict
    
    @classmethod
    def get_competitor_loyalty(cls, group_id:int, db:Session) ->"TblCompetitorLoyalty":
        get_data = db.query(cls).filter(cls.group_id == group_id).all()
        return get_data
    
    @classmethod
    def update_competitor_loyalty(cls, update_id:int, data:CompetitorLoyaltyBase, db:Session) ->"TblCompetitorLoyalty":
        update_data = db.query(cls).filter(cls.competitor_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_competitor_loyalty(cls, competitor_id:int, db:Session) ->"TblCompetitorLoyalty":
        delete_data = db.query(cls).filter(cls.competitor_id == competitor_id).first()
        if not delete_data:
            return False
        db.delete(delete_data)
        db.commit()
        return True