preact-arco-design/es/Spin/index.js

Arco Design React UI Library.

var __read = this && this.__read || function (o, n) {
  var m = typeof Symbol === "function" && o[Symbol.iterator];
  if (!m) return o;
  var i = m.call(o),
      r,
      ar = [],
      e;

  try {
    while ((n === void 0 || n-- > 0) && !(r = i.next()).done) {
      ar.push(r.value);
    }
  } catch (error) {
    e = {
      error: error
    };
  } finally {
    try {
      if (r && !r.done && (m = i["return"])) m.call(i);
    } finally {
      if (e) throw e.error;
    }
  }

  return ar;
};

import React, { useState, useEffect, useContext, useCallback } from "preact/compat";
import debounce from 'lodash/debounce';
import IconLoading from "../../icon/react-icon/IconLoading";
import cs from "../_util/classNames";
import { ConfigContext } from "../ConfigProvider";
import DotLoading from "./dot-loading";
import useMergeProps from "../_util/hooks/useMergeProps";

function Spin(baseProps, ref) {
  var _a;

  var _b = useContext(ConfigContext),
      getPrefixCls = _b.getPrefixCls,
      componentConfig = _b.componentConfig;

  var props = useMergeProps(baseProps, {}, componentConfig === null || componentConfig === void 0 ? void 0 : componentConfig.Spin);
  var style = props.style,
      className = props.className,
      children = props.children,
      propLoading = props.loading,
      size = props.size,
      icon = props.icon,
      element = props.element,
      tip = props.tip,
      dot = props.dot,
      delay = props.delay,
      _c = props.block,
      block = _c === void 0 ? false : _c;

  var _d = __read(useState(delay ? false : propLoading), 2),
      loading = _d[0],
      setLoading = _d[1];

  var debouncedSetLoading = useCallback(debounce(setLoading, delay), [delay]);

  var _usedLoading = delay ? loading : propLoading;

  var prefixCls = getPrefixCls('spin');
  useEffect(function () {
    delay && debouncedSetLoading(propLoading);
    return function () {
      debouncedSetLoading && debouncedSetLoading.cancel();
    };
  }, [propLoading]);
  var loadingIcon = React.createElement("span", {
    className: "".concat(prefixCls, "-icon")
  }, icon ? React.cloneElement(icon, {
    className: cs("".concat(prefixCls.replace('-spin', '-icon'), "-loading")),
    style: {
      fontSize: size
    }
  }) : element || (dot ? React.createElement(DotLoading, {
    size: size
  }) : React.createElement(IconLoading, {
    style: {
      fontSize: size
    }
  })));
  return React.createElement("div", {
    ref: ref,
    className: cs(prefixCls, (_a = {}, _a["".concat(prefixCls, "-block")] = block, _a["".concat(prefixCls, "-loading")] = _usedLoading, _a["".concat(prefixCls, "-with-tip")] = tip && !children, _a), className),
    style: style
  }, children ? React.createElement(React.Fragment, null, React.createElement("div", {
    className: "".concat(prefixCls, "-children")
  }, children), _usedLoading && React.createElement("div", {
    className: "".concat(prefixCls, "-loading-layer"),
    style: {
      fontSize: size
    }
  }, React.createElement("span", {
    className: "".concat(prefixCls, "-loading-layer-inner")
  }, loadingIcon, tip ? React.createElement("div", {
    className: "".concat(prefixCls, "-tip")
  }, tip) : null))) : React.createElement(React.Fragment, null, loadingIcon, tip ? React.createElement("div", {
    className: "".concat(prefixCls, "-tip")
  }, tip) : null));
}

var SpinComponent = React.forwardRef(Spin);
SpinComponent.displayName = 'Spin';
export default SpinComponent;