@modern-kit/react/dist/components/Slot/index.mjs

modern-kit/react

import { jsx, Fragment } from 'react/jsx-runtime';
import { useMergeRefs } from '../../hooks/useMergeRefs/index.mjs';
import React from 'react';
import '../../utils/mergeRefs/index.mjs';
import '@modern-kit/utils';

function mergeProps(slotProps, childProps) {
  const overrideProps = { ...childProps };
  for (const propName in childProps) {
    const slotPropValue = slotProps[propName];
    const childPropValue = childProps[propName];
    const isHandler = /^on[A-Z]/.test(propName);
    if (isHandler) {
      if (slotPropValue && childPropValue) {
        overrideProps[propName] = (...args) => {
          childPropValue(...args);
          slotPropValue(...args);
        };
      } else if (slotPropValue) {
        overrideProps[propName] = slotPropValue;
      }
    } else if (propName === "style") {
      overrideProps[propName] = { ...slotPropValue, ...childPropValue };
    } else if (propName === "className") {
      overrideProps[propName] = [slotPropValue, childPropValue].filter(Boolean).join(" ");
    }
  }
  return { ...slotProps, ...overrideProps };
}
function getElementRef(element) {
  let getter = Object.getOwnPropertyDescriptor(element.props, "ref")?.get;
  let mayWarn = getter && "isReactWarning" in getter && getter.isReactWarning;
  if (mayWarn) {
    return element.ref;
  }
  getter = Object.getOwnPropertyDescriptor(element, "ref")?.get;
  mayWarn = getter && "isReactWarning" in getter && getter.isReactWarning;
  if (mayWarn) {
    return element.props.ref;
  }
  return element.props.ref || element.ref;
}

const Slot = React.forwardRef(
  (props, forwardedRef) => {
    const { children, ...slotProps } = props;
    const childrenArray = React.Children.toArray(children);
    const slottable = childrenArray.find(isSlottable);
    if (slottable) {
      const newElement = slottable.props.children;
      const newChildren = childrenArray.map((child) => {
        if (child === slottable) {
          if (React.Children.count(newElement) > 1) {
            return React.Children.only(null);
          }
          return React.isValidElement(newElement) ? newElement.props.children : null;
        }
        return child;
      });
      return /* @__PURE__ */ jsx(SlotClone, { ...slotProps, ref: forwardedRef, children: React.isValidElement(newElement) ? React.cloneElement(newElement, void 0, newChildren) : null });
    }
    return /* @__PURE__ */ jsx(SlotClone, { ...slotProps, ref: forwardedRef, children });
  }
);
Slot.displayName = "Slot";
const SlotClone = React.forwardRef(
  (props, forwardedRef) => {
    const { children, ...slotProps } = props;
    const childRef = React.isValidElement(children) ? getElementRef(children) : null;
    const mergedRefs = useMergeRefs(forwardedRef, childRef);
    if (!React.isValidElement(children)) {
      return React.Children.count(children) > 1 ? React.Children.only(null) : null;
    }
    return React.cloneElement(children, {
      ...mergeProps(slotProps, children.props),
      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
      // @ts-ignore
      ref: forwardedRef ? mergedRefs : childRef
    });
  }
);
SlotClone.displayName = "SlotClone";
const Slottable = ({ children }) => {
  return /* @__PURE__ */ jsx(Fragment, { children });
};
function isSlottable(child) {
  return React.isValidElement(child) && child.type === Slottable;
}

export { Slot, Slottable };
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