from dataclasses import dataclass


@dataclass
class Sample:
    ts: float = 0.0
    cpu: float = 0.0
    cpu_temp: float | None = None
    load1: float = 0.0
    load5: float = 0.0
    load15: float = 0.0
    mem_used: int = 0
    mem_total: int = 0
    mem_pct: float = 0.0
    swap_used: int = 0
    swap_total: int = 0
    swap_pct: float = 0.0
    gpu: float | None = None
    vram_used: int | None = None
    vram_total: int | None = None
    vram_pct: float | None = None
    gpu_temp: float | None = None
    gpu_name: str = "no GPU detected"
    battery: int | None = None
    battery_status: str | None = None
    ac_online: bool | None = None
    io_read: float = 0.0
    io_write: float = 0.0