native-base/lib/module/components/primitives/Hidden/index.js

Essential cross-platform UI components for React Native

import React from 'react';
import { memo } from 'react';
import { usePropsResolution } from '../../../hooks/useThemeProps';
import { useBreakpointValue, useTheme, useToken } from '../../../hooks';
import { useColorMode } from '../../../core/color-mode/hooks';
import { Platform } from 'react-native';
import { useNativeBaseConfig } from '../../../core/NativeBaseContext';
import { HiddenSSR } from './HiddenSSR';
export function Hidden({
  isSSR,
  ...props
}) {
  const {
    from,
    till,
    only,
    platform,
    colorMode,
    children
  } = usePropsResolution('Hidden', props, {}, {
    ignoreProps: ['only', 'platform']
  });
  const {
    breakpoints
  } = useTheme();
  const currentColorMode = useColorMode();
  const breakpointValueObject = Object.keys(breakpoints).reduce((obj, val) => {
    obj[val] = val;
    return obj;
  }, {});
  const breakpointValue = useBreakpointValue(breakpointValueObject);
  const [currentBreakpointValue] = useToken('breakpoints', [breakpointValue]);
  const [fromBreakPointValue] = useToken('breakpoints', [from]);
  const [tillBreakPointValue] = useToken('breakpoints', [till]);
  const isSSRProvider = useNativeBaseConfig('useBreakpointResolvedProps').isSSR;
  if (isSSR && isSSRProvider) return /*#__PURE__*/React.createElement(HiddenSSR, props); //if no prop is passed, it will hide the element wrapped with hidden

  if (!from && !till && !only && !colorMode && !platform) {
    return null;
  } //if from and till prop exists, it will hide the element wrapped accordingly
  else if (from && till && currentBreakpointValue >= fromBreakPointValue && currentBreakpointValue < tillBreakPointValue) {
      return null;
    } //if from prop exists, it will hide the element wrapped starting from that breakpoint.
    else if (from && !till && currentBreakpointValue >= fromBreakPointValue) {
        return null;
      } //if till prop exists, it will hide the element wrapped starting from  0 till that breakpoint.
      else if (till && !from && currentBreakpointValue < tillBreakPointValue) {
          return null;
        } //if only prop exists and is array, check that array consists current breakpoint value, and if that exists, hide on that breakpoint to next breakpoint.
        // if only prop is string, hide on that breakpoint to next breakpoint.
        else if (Array.isArray(only) && only.includes(breakpointValue) || only === breakpointValue) {
            return null;
          } //if platform prop exists and is array, check that array consists current platform value, and if that exists, hide on that platform.
          // if platform prop is string, hide on that platform.
          else if (Array.isArray(platform) && platform.includes(Platform.OS) || platform === Platform.OS) {
              return null;
            } //if colormode prop is valid string, hide on that colormode.
            else if (colorMode === currentColorMode.colorMode) {
                return null;
              }

  return children;
}
export default /*#__PURE__*/memo(Hidden);
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