blakeblackshear.frigate/web/src/components/Statusbar.tsx

import { useFrigateStats } from "@/api/ws";
import { FrigateStats } from "@/types/stats";
import { useMemo } from "react";
import { MdCircle } from "react-icons/md";
import useSWR from "swr";

export default function Statusbar() {
  const { data: initialStats } = useSWR<FrigateStats>("stats", {
    revalidateOnFocus: false,
  });
  const { payload: latestStats } = useFrigateStats();
  const stats = useMemo(() => {
    if (latestStats) {
      return latestStats;
    }

    return initialStats;
  }, [initialStats, latestStats]);

  const cpuPercent = useMemo(() => {
    const systemCpu = stats?.cpu_usages["frigate.full_system"]?.cpu;

    if (!systemCpu || systemCpu == "0.0") {
      return null;
    }

    return parseInt(systemCpu);
  }, [stats]);

  return (
    <div className="absolute left-0 bottom-0 right-0 w-full h-8 flex items-center px-4 bg-primary z-10 text-secondary-foreground border-t border-secondary-highlight">
      {cpuPercent && (
        <div className="flex items-center text-sm mr-4">
          <MdCircle
            className={`w-2 h-2 mr-2 ${
              cpuPercent < 50
                ? "text-green-500"
                : cpuPercent < 80
                  ? "text-orange-400"
                  : "text-danger"
            }`}
          />
          CPU {cpuPercent}%
        </div>
      )}
      {Object.entries(stats?.gpu_usages || {}).map(([name, stats]) => {
        if (name == "error-gpu") {
          return;
        }

        let gpuTitle;
        switch (name) {
          case "amd-vaapi":
            gpuTitle = "AMD GPU";
            break;
          case "intel-vaapi":
          case "intel-qsv":
            gpuTitle = "Intel GPU";
            break;
          default:
            gpuTitle = name;
            break;
        }

        const gpu = parseInt(stats.gpu);

        return (
          <div key={gpuTitle} className="flex items-center text-sm">
            <MdCircle
              className={`w-2 h-2 mr-2 ${
                gpu < 50
                  ? "text-green-500"
                  : gpu < 80
                    ? "text-orange-400"
                    : "text-danger"
              }`}
            />
            {gpuTitle} {gpu}%
          </div>
        );
      })}
    </div>
  );
}