@dnb/eufemia/cjs/extensions/forms/hooks/useValueProps.js

DNB Eufemia Design System UI Library

"use strict";
"use client";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = useValueProps;
var _react = require("react");
var _useExternalValue2 = _interopRequireDefault(require("./useExternalValue.js"));
var _usePath = _interopRequireDefault(require("./usePath.js"));
var _Context = _interopRequireDefault(require("../DataContext/Context.js"));
var _ValueProviderContext = _interopRequireDefault(require("../Value/Provider/ValueProviderContext.js"));
var _SummaryListContext = _interopRequireDefault(require("../Value/SummaryList/SummaryListContext.js"));
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function useValueProps(localProps) {
  var _useExternalValue, _props$label;
  const [, forceUpdate] = (0, _react.useReducer)(() => ({}), {});
  const {
    extend
  } = (0, _react.useContext)(_ValueProviderContext.default);
  const props = extend(localProps);
  const {
    verifyChild
  } = (0, _react.useContext)(_SummaryListContext.default) || {};
  verifyChild?.();
  const {
    path: pathProp,
    value: valueProp,
    itemPath,
    defaultValue,
    inheritVisibility,
    inheritLabel,
    transformIn = external => external,
    toInput = internal => internal,
    fromExternal = external => external
  } = props;
  const transformers = (0, _react.useRef)({
    transformIn,
    toInput,
    fromExternal
  });
  const {
    path
  } = (0, _usePath.default)({
    path: pathProp,
    itemPath
  });
  const externalValue = (_useExternalValue = (0, _useExternalValue2.default)({
    path,
    itemPath,
    value: valueProp,
    transformers
  })) !== null && _useExternalValue !== void 0 ? _useExternalValue : defaultValue;
  const {
    fieldInternalsRef,
    mountedFieldsRef,
    setValueInternals,
    setFieldEventListener
  } = (0, _react.useContext)(_Context.default) || {};
  setValueInternals?.(path, props);
  (0, _react.useEffect)(() => {
    if (inheritLabel || inheritVisibility) {
      setFieldEventListener?.(path, 'onMount', () => {
        requestAnimationFrame(forceUpdate);
      });
    }
  }, [setFieldEventListener, path, inheritVisibility, inheritLabel]);
  const shouldBeVisible = (0, _react.useCallback)(path => {
    const item = mountedFieldsRef?.current?.get(path);
    if (!item || !inheritVisibility) {
      return true;
    }
    return item.isVisible !== false && (item.isPreMounted !== false || item.wasStepChange === true);
  }, [inheritVisibility, mountedFieldsRef]);
  const value = shouldBeVisible(path) ? transformIn(toInput(externalValue)) : undefined;
  const label = (_props$label = props.label) !== null && _props$label !== void 0 ? _props$label : inheritLabel ? fieldInternalsRef?.current?.[path]?.props?.label : undefined;
  return {
    ...props,
    label,
    value
  };
}
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