class User(Base):
	""" user using the hardware """
	__tablename__ = "users"

	id = Column(Integer, primary_key = True)
	first_name = Column(String(20), nullable = False)
	last_name = Column(String(40), nullable = False)
	user_name = Column(String(10),nullable = False)
	email = Column(String (30), nullable = False)
	password = Column(String(10), nullable = False)

class Contact(Base):
	""" User's will input name, #, and pic? into a form """

	__tablename__ = "contacts"

	id = Column(Integer, primary_key = True)
	user_id = Column(Integer, ForeignKey("users.id"))
	first_name = Column(String(20), nullable = True)
	last_name = Column(String(40), nullable=True)
	phone_number = Column(Integer, nullable = True)

  	user = relationship("User", backref=backref("contacts", order_by=id))

class GPS_Location(Base):
	""" LAT +LONG coordinates will be stored """
	__tablename__="coordinates"
	id = Column(Integer, primary_key = True)
	user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
	latitude= Column(Float, nullable = False)
	longitude = Column(Float, nullable = False)
	created = Column(DateTime, default=datetime.now, nullable = False)

  	user = relationship("User", backref=backref("coordinates", order_by=id))