@navinc/base-react-components/src/form-elements/shared.js

Nav's Pattern Library

import React from 'react'
import styled from 'styled-components'
import Button from '../button'
import Copy from '../copy'
import Text from '../text'
import Icon from '../icon.js'
import NumberFormat from 'react-number-format'
import CarrotDown from '../icons/actions/carrot-down'

export const HelperIcon = styled(Icon)`
  max-width: 16px;
  max-height: 16px;
  fill: ${({ theme }) => theme.neutral400};
`

export const HelperDescription = styled(Copy).attrs(() => ({ size: 'sm', bold: true }))`
  color: inherit;
`

export const HelperItem = styled.div.attrs(
  ({ isLink }) => isLink && { as: Button, variation: 'buttonLink', type: 'button' }
)`
  display: grid;
  padding-top: 4px;
  grid-template-columns: min-content 1fr;
  grid-gap: 4px;
  text-align: left;
  ${({ hasSpaceForErrors }) => (hasSpaceForErrors ? 'min-height: 18px;' : '')}
  ${({ theme, isLink }) => !isLink && `color: ${theme.neutral400};`}
`

export const Helper = styled(({ className, hasSpaceForHelper, helperLinkAction, helperText, iconName }) => (
  <HelperItem
    className={className}
    isLink={!!helperLinkAction}
    onClick={helperLinkAction}
    hasSpaceForHelper={hasSpaceForHelper}
  >
    {iconName && <HelperIcon name={iconName} />}
    <HelperDescription data-testid={`input:helper-text:${helperText}`} light size="xs">
      {helperText}
    </HelperDescription>
  </HelperItem>
))``

export const Label = styled(Text)`
  display: block;
  transition: all 0.2s linear;
  pointer-events: none;
  transform-origin: 0 0;

  &:focus {
    outline: none;
  }

  &::after {
    content: '${({ required }) => (required ? '*' : '')}';
  }
`
export const FieldWrapper = styled.div`
  display: grid;

  & > ${Copy} {
    margin-bottom: ${({ theme }) => theme.gu(1)};
  }

  & * {
    font-family: inherit;
  }

  & > ${Label} {
    font-size: 14px;
  }

  & > ${Helper} {
    margin-left: ${({ theme }) => theme.gu(2)};
  }
`
FieldWrapper.displayName = 'FieldWrapper'

export const Input = styled.input.withConfig({
  shouldForwardProp: (prop) => !['isInvalid', 'hasSpaceForErrors'].includes(prop),
})`
  width: 100%;
  border-width: 3px;
  border-style: solid;
  border-color: ${({ isInvalid, theme }) => (isInvalid ? theme.transparentRed : theme.bubbleBlue200)};
  border-radius: 12px;
  font-weight: bold;
  background: ${({ isInvalid, theme }) => (isInvalid ? theme.sebastianRed100 : theme.bubbleBlue100)};
  ${({ disabled, theme }) => disabled && `cursor: not-allowed; background: ${theme.scuttleGray100}`};
  padding: ${({ theme }) => `${theme.gu(3)} ${theme.gu(2)} ${theme.gu(1)} ${theme.gu(2)}`};

  &:focus,
  &:hover {
    outline: none;
    outline-offset: 0;
  }

  &:focus {
    border-color: ${({ theme }) => theme.bubbleBlue300};
  }
`

export const CurrencyInput = styled(Input).attrs(() => ({
  as: NumberFormat,
}))``
export const PercentInput = styled(Input).attrs(() => ({ as: NumberFormat }))``
export const NumberInput = styled(Input).attrs(() => ({ as: NumberFormat }))``

const ChevronWrapper = styled.div`
  pointer-events: none;
  & > ${Icon} {
    fill: ${({ isInvalid, disabled, theme }) =>
      isInvalid ? theme.error : disabled ? theme.scuttleGray500 : theme.azure};
  }
`
export const Chevron = styled(({ className, disabled, isInvalid }) => (
  <ChevronWrapper className={className} disabled={disabled} isInvalid={isInvalid}>
    <CarrotDown />
  </ChevronWrapper>
))``

export const Field = styled.label`
  align-items: stretch;
  color: ${({ theme }) => theme.scuttleGray600};
  cursor: pointer;
  display: flex;
  flex: 1 1 auto;
  margin-bottom: 0;
  overflow: hidden;
  position: relative;
  text-align: left;
  white-space: nowrap;

  & > * {
    width: 100%;
    border-radius: 12px;
    appearance: none;
  }

  & > ${Label} {
    will-change: transform;
    font-weight: ${({ isVisited }) => (isVisited ? 'normal' : 'bold')};
    top: ${({ isVisited, theme }) => (isVisited ? theme.gu(1) : theme.gu(2))};
    transform: ${({ isVisited }) => (isVisited ? 'scale(0.75)' : 'scale(1)')};
    left: ${({ theme }) => theme.gu(2)};
    position: absolute;
    transition: all 0.2s ease;
    color: ${({ theme }) => theme.scuttleGray600};
  }

  * {
    font-size: 16px;
  }

  ${Input}:focus ~ ${Label}, &:hover ${Label}, &:active ${Label} {
    transform: scale(0.75);
    font-weight: normal;
    top: ${({ theme }) => theme.gu(1)};
  }

  ${CurrencyInput}:focus + ${Label},
  &:hover ${Label},
  &:active ${Label} {
    color: ${({ theme }) => theme.scuttleGray600};
  }

  & > ${Chevron} {
    width: min-content;
    position: absolute;
    right: 16px;
    top: 16px;
  }
`

export const Err = styled(Copy).attrs(() => ({ size: 'sm', bold: true }))`
  color: ${({ theme }) => theme.error};
  text-align: left;
`

export const Errors = styled.div`
  ${({ hasSpaceForErrors }) => (hasSpaceForErrors ? 'min-height: 18px;' : '')}

  & > ${Err} {
    margin-left: ${({ theme }) => theme.gu(2)};
  }
`