@dnb/eufemia/es/extensions/forms/Iterate/Array/ArrayItemArea.js

DNB Eufemia Design System UI Library

"use client";

import _extends from "@babel/runtime/helpers/esm/extends";
import React, { useCallback, useContext, useReducer, useRef } from 'react';
import classnames from 'classnames';
import { Card, HeightAnimation } from "../../../../components/index.js";
import IterateItemContext from "../IterateItemContext.js";
import ArrayItemAreaContext from "./ArrayItemAreaContext.js";
import FieldBoundaryContext from "../../DataContext/FieldBoundary/FieldBoundaryContext.js";
import { useIsomorphicLayoutEffect as useLayoutEffect } from "../../../../shared/helpers/useIsomorphicLayoutEffect.js";
function ArrayItemArea(props) {
  const [, forceUpdate] = useReducer(() => ({}), {});
  const {
    mode,
    open,
    ariaLabel,
    onAnimationEnd,
    className,
    children,
    openDelay = 100,
    variant = 'outline',
    toolbarVariant,
    ...restProps
  } = props;
  const localContextRef = useRef();
  const {
    hasError,
    hasSubmitError
  } = useContext(FieldBoundaryContext) || {};
  localContextRef.current = useContext(IterateItemContext) || {};
  const nextFocusElementRef = useRef();
  const {
    isNew
  } = localContextRef.current;
  const determineMode = useCallback(() => {
    const {
      value,
      initialContainerMode
    } = localContextRef.current;
    if (initialContainerMode === 'auto') {
      if (hasSubmitError || hasError || !value || typeof value === 'object' && Object.keys(value).length === 0) {
        return 'edit';
      }
    }
  }, [hasError, hasSubmitError]);
  if (determineMode() === 'edit') {
    localContextRef.current.containerMode = 'edit';
    if (!localContextRef.current.modeOptions) {
      localContextRef.current.modeOptions = {};
    }
    localContextRef.current.modeOptions.omitFocusManagement = true;
  }
  if (localContextRef.current.containerMode === 'auto') {
    localContextRef.current.containerMode = 'view';
  }
  useLayoutEffect(() => {
    if (mode === 'edit') {
      const editMode = determineMode();
      if (editMode) {
        const {
          switchContainerMode
        } = localContextRef.current;
        switchContainerMode?.(editMode, {
          omitFocusManagement: true,
          preventUpdate: true
        });
      }
    }
  }, [determineMode, mode]);
  const {
    handleRemove,
    index,
    previousContainerMode,
    containerMode
  } = localContextRef.current;
  const openRef = useRef(open !== null && open !== void 0 ? open : containerMode === mode && !isNew);
  const isRemoving = useRef(false);
  const setOpenState = useCallback(open => {
    openRef.current = open;
    forceUpdate();
  }, []);
  useLayoutEffect(() => {
    if (!isRemoving.current) {
      if (typeof open !== 'undefined') {
        setOpenState(open);
      } else {
        if (openRef.current !== (containerMode === mode)) {
          if (isNew) {
            setTimeout(() => {
              setOpenState(containerMode === mode);
            }, openDelay);
          } else {
            setOpenState(containerMode === mode);
          }
        }
      }
    }
  }, [containerMode, isNew, mode, open, openDelay, setOpenState]);
  const setFocus = useCallback(state => {
    if (localContextRef.current.modeOptions?.omitFocusManagement !== true && !hasSubmitError && containerMode === mode && containerMode !== previousContainerMode) {
      if (state === 'opened') {
        localContextRef.current.elementRef?.current?.focus?.();
      } else if (state === 'closed') {
        nextFocusElementRef.current?.focus?.();
      }
    }
  }, [containerMode, hasSubmitError, mode, previousContainerMode]);
  const handleAnimationEnd = useCallback(state => {
    if (!openRef.current && isRemoving.current) {
      isRemoving.current = false;
      localContextRef.current.fulfillRemove?.();
    }
    setFocus(state);
    onAnimationEnd?.(state);
  }, [onAnimationEnd, setFocus]);
  const handleRemoveItem = useCallback(() => {
    try {
      nextFocusElementRef.current = Array.from(localContextRef.current.elementRef.current.parentElement.childNodes).at(index - 1);
    } catch (e) {}
    isRemoving.current = true;
    setOpenState(false);
    handleRemove?.({
      keepItems: true
    });
  }, [handleRemove, index, setOpenState]);
  return React.createElement(ArrayItemAreaContext.Provider, {
    value: {
      handleRemoveItem,
      variant,
      toolbarVariant,
      divider: restProps.divider
    }
  }, React.createElement(HeightAnimation, {
    className: classnames('dnb-forms-section-block', className, variant && `dnb-forms-section-block--variant-${variant}`, isNew && 'dnb-forms-section-block--new', hasSubmitError && 'dnb-forms-section-block--error'),
    open: openRef.current,
    onAnimationEnd: handleAnimationEnd,
    duration: 450,
    keepInDOM: true
  }, React.createElement(Card, _extends({
    stack: true,
    filled: variant === 'filled',
    innerSpace: variant === 'basic' ? false : 'small',
    className: "dnb-forms-section-block__inner"
  }, restProps, {
    "aria-label": ariaLabel
  }), children)));
}
ArrayItemArea._supportsSpacingProps = true;
export default ArrayItemArea;
//# sourceMappingURL=ArrayItemArea.js.map