import uuid
from datetime import datetime, timezone
from sqlalchemy import String, DateTime, Text
from sqlalchemy.orm import Mapped, mapped_column
from app.database import Base


class DemoRequest(Base):
    __tablename__ = "demo_requests"

    id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
    school_name: Mapped[str] = mapped_column(String(255), nullable=False)
    contact_person: Mapped[str] = mapped_column(String(255), nullable=False)
    phone_or_email: Mapped[str] = mapped_column(String(255), nullable=False)
    notes: Mapped[str | None] = mapped_column(Text, nullable=True)
    status: Mapped[str] = mapped_column(String(50), default="new", nullable=False)
    # "new" | "contacted" | "converted" | "dismissed"
    submitted_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), default=lambda: datetime.now(timezone.utc)
    )
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        default=lambda: datetime.now(timezone.utc),
        onupdate=lambda: datetime.now(timezone.utc),
    )