one/dist/esm/views/LoadProgressBar.mjs

One is a new React Framework that makes Vite serve both native and web.

import * as React from "react";
import { router } from "../router/imperative-api.mjs";
import { jsx } from "react/jsx-runtime";
const LoadProgressBar = ({
  startDelay = 500,
  finishDelay = 50,
  initialPercent = 20,
  updateInterval = 300,
  sporadicness = 3,
  style,
  onLayout,
  ...props
}) => {
  const [loaded, setLoaded] = React.useState(0);
  const [width, setWidth] = React.useState(0);
  const elementRef = React.useRef(null);
  React.useEffect(() => {
    let loadInterval;
    const dispose = router.onLoadState(state => {
      clearTimeout(loadInterval);
      switch (state) {
        case "loading":
          {
            loadInterval = setTimeout(() => {
              setLoaded(initialPercent);
              let intervalCount = 0;
              loadInterval = setInterval(() => {
                intervalCount++;
                if (intervalCount % sporadicness === 0) {
                  return;
                }
                setLoaded(previous => {
                  const increment = (100 - previous) * (previous > 80 ? 0.05 : 0.1) * Math.random();
                  return Math.min(previous + increment, 100);
                });
              }, updateInterval);
            }, startDelay);
            break;
          }
        case "loaded":
          {
            setLoaded(100);
            clearInterval(loadInterval);
            setTimeout(() => {
              setLoaded(0);
            }, finishDelay);
            break;
          }
      }
    });
    return () => {
      dispose();
      clearInterval(loadInterval);
    };
  }, [finishDelay, initialPercent, sporadicness, startDelay, updateInterval]);
  React.useEffect(() => {
    const element = elementRef.current;
    if (!element) return;
    const updateLayout = () => {
      const rect = element.getBoundingClientRect();
      setWidth(rect.width);
      onLayout?.({
        nativeEvent: {
          layout: {
            x: rect.x,
            y: rect.y,
            width: rect.width,
            height: rect.height
          }
        }
      });
    };
    updateLayout();
    const observer = new ResizeObserver(updateLayout);
    observer.observe(element);
    return () => observer.disconnect();
  }, [onLayout]);
  const flattenedStyle = React.useMemo(() => {
    const styleValue = style;
    const styleValues = Array.isArray(styleValue) ? styleValue.flat(Number.POSITIVE_INFINITY) : [styleValue];
    return styleValues.reduce((result, value) => value && typeof value === "object" ? Object.assign(result, value) : result, {});
  }, [style]);
  return /* @__PURE__ */jsx("div", {
    ...props,
    ref: elementRef,
    style: {
      display: loaded === 0 ? "none" : "flex",
      height: 1,
      position: "fixed",
      top: 0,
      left: 0,
      right: 0,
      backgroundColor: "rgba(60, 100, 200, 0.65)",
      width: "100%",
      transform: `translateX(${-(1 - loaded * 0.01) * width}px)`,
      zIndex: Number.MAX_SAFE_INTEGER,
      ...flattenedStyle
    }
  });
};
export { LoadProgressBar };
//# sourceMappingURL=LoadProgressBar.mjs.map