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feat(Textarea): Convert Textarea to CSS module behind feature flag #5294

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Nov 15, 2024
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5 changes: 5 additions & 0 deletions .changeset/dirty-fans-tap.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
"@primer/react": minor
---

Update `Textarea` component to use CSS module
34 changes: 34 additions & 0 deletions packages/react/src/Textarea/TextArea.module.css
Original file line number Diff line number Diff line change
@@ -0,0 +1,34 @@
.TextArea {
width: 100%;
font-family: inherit;
font-size: inherit;
color: inherit;
resize: both;
background-color: transparent;
border: 0;
appearance: none;
}

.TextArea:focus {
outline: 0;
}

.TextArea[resize='none'] {
resize: none;
}

.TextArea[resize='both'] {
resize: both;
}

.TextArea[resize='horizontal'] {
resize: horizontal;
}

.TextArea[resize='vertical'] {
resize: vertical;
}

.TextArea:disabled {
resize: none;
}
59 changes: 36 additions & 23 deletions packages/react/src/Textarea/Textarea.tsx
Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,10 @@ import {TextInputBaseWrapper} from '../internal/components/TextInputWrapper'
import type {FormValidationStatus} from '../utils/types/FormValidationStatus'
import type {SxProp} from '../sx'
import sx from '../sx'
import {toggleStyledComponent} from '../internal/utils/toggleStyledComponent'
import {clsx} from 'clsx'
import {useFeatureFlag} from '../FeatureFlags'
import classes from './TextArea.module.css'

export const DEFAULT_TEXTAREA_ROWS = 7
export const DEFAULT_TEXTAREA_COLS = 30
Expand Down Expand Up @@ -38,33 +42,39 @@ export type TextareaProps = {
} & TextareaHTMLAttributes<HTMLTextAreaElement> &
SxProp

const StyledTextarea = styled.textarea<TextareaProps>`
border: 0;
font-size: inherit;
font-family: inherit;
background-color: transparent;
-webkit-appearance: none;
color: inherit;
width: 100%;
resize: both;
const CSS_MODULES_FEATURE_FLAG = 'primer_react_css_modules_team'

&:focus {
outline: 0;
}
const StyledTextarea = toggleStyledComponent(
CSS_MODULES_FEATURE_FLAG,
'textarea',
styled.textarea<TextareaProps>`
border: 0;
font-size: inherit;
font-family: inherit;
background-color: transparent;
-webkit-appearance: none;
color: inherit;
width: 100%;
resize: both;

${props =>
props.resize &&
css`
resize: ${props.resize};
`}
&:focus {
outline: 0;
}

${props =>
props.disabled &&
css`
resize: none;
`}
${props =>
props.resize &&
css`
resize: ${props.resize};
`}

${props =>
props.disabled &&
css`
resize: none;
`}
${sx};
`
`,
)

/**
* An accessible, native textarea component that supports validation states.
Expand All @@ -88,6 +98,8 @@ const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(
}: TextareaProps,
ref,
): ReactElement => {
const enabled = useFeatureFlag(CSS_MODULES_FEATURE_FLAG)

return (
<TextInputBaseWrapper
sx={sxProp}
Expand All @@ -106,6 +118,7 @@ const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(
disabled={disabled}
rows={rows}
cols={cols}
className={clsx(enabled && classes.TextArea, className)}
{...rest}
/>
</TextInputBaseWrapper>
Expand Down
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