from sqlmodel import SQLModel, Field, Relationship


class User(SQLModel, table=True):
    __tablename__ = "users"

    id: int | None = Field(default=None, primary_key=True)
    name: str = Field(max_length=100)
    email: str = Field(max_length=255, unique=True, index=True)
    phone: str | None = Field(default=None, max_length=20)
    hashed_password: str
    is_organizer: bool = Field(default=False)

    # Relationships
    organized_hackathons: list["Hackathon"] = Relationship(
        back_populates="organizer",
        sa_relationship_kwargs={"cascade": "all, delete"},
    )
    registrations: list["HackathonParticipant"] = Relationship(
        back_populates="user",
        sa_relationship_kwargs={"cascade": "all, delete"},
    )
    team_memberships: list["TeamMember"] = Relationship(
        back_populates="user",
        sa_relationship_kwargs={"cascade": "all, delete"},
    )