import uuid
from datetime import datetime, timezone
from sqlmodel import SQLModel, Field


class Activity(SQLModel, table=True):
    __tablename__ = "activities"

    id: uuid.UUID = Field(default_factory=uuid.uuid4, primary_key=True)
    user_id: uuid.UUID = Field(foreign_key="users.id", index=True)
    type: str = Field(max_length=16)  # run | cycle | walk | hike
    started_at: datetime | None = None
    ended_at: datetime | None = None
    distance_m: float | None = None
    raw_gpx: str | None = None  # deleted after 30 days (privacy)
    status: str = Field(
        default="pending", max_length=16
    )  # pending | completed | failed
    created_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))