35 lines
1.2 KiB
Python
35 lines
1.2 KiB
Python
from sqlalchemy import Column, String, Boolean, Float, DateTime, Integer
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from sqlalchemy.orm import relationship
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from sqlalchemy.sql import func
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from app.db.session import Base
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class Device(Base):
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__tablename__ = "devices"
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id = Column(String, primary_key=True, index=True)
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name = Column(String, index=True)
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description = Column(String, nullable=True)
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model = Column(String, default="SIM7000E")
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firmware_version = Column(String, nullable=True)
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# Status information
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is_active = Column(Boolean, default=True)
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last_seen = Column(DateTime(timezone=True), nullable=True)
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battery_level = Column(Float, nullable=True)
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signal_strength = Column(Integer, nullable=True) # RSSI value
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# Location information
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latitude = Column(Float, nullable=True)
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longitude = Column(Float, nullable=True)
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altitude = Column(Float, nullable=True)
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# Timestamps
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created_at = Column(DateTime(timezone=True), server_default=func.now())
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updated_at = Column(DateTime(timezone=True), onupdate=func.now())
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# Relationships
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telemetry = relationship("Telemetry", back_populates="device", cascade="all, delete-orphan")
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logs = relationship("Log", back_populates="device", cascade="all, delete-orphan")
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