From a9fab150de2a33552d932c3e91f13d819198d3b1 Mon Sep 17 00:00:00 2001
From: Kelly Phan <keelly.p@gmail.com>
Date: Mon, 16 Dec 2024 16:34:39 +0100
Subject: [PATCH] refactor: migrate radio to tailwind (#1923)

* refactor: migrate radio to tailwind

* refactor: extract icon

* fix: improve semantic by using label instead of div
---
 src/components/form/Radio/Radio.tsx      | 112 ++++-------------------
 src/components/form/Radio/RadioField.tsx |   2 +-
 src/components/form/Radio/RadioIcon.tsx  |  76 +++++++++++++++
 src/public/icons/forms/radio-checked.svg |   5 -
 src/public/icons/forms/radio.svg         |   4 -
 5 files changed, 93 insertions(+), 106 deletions(-)
 create mode 100644 src/components/form/Radio/RadioIcon.tsx
 delete mode 100644 src/public/icons/forms/radio-checked.svg
 delete mode 100644 src/public/icons/forms/radio.svg

diff --git a/src/components/form/Radio/Radio.tsx b/src/components/form/Radio/Radio.tsx
index 68bd920ea..6c53267bb 100644
--- a/src/components/form/Radio/Radio.tsx
+++ b/src/components/form/Radio/Radio.tsx
@@ -1,13 +1,10 @@
-/* eslint-disable tailwindcss/no-custom-classname */
-import { cx } from 'class-variance-authority'
 import { isBoolean } from 'lodash'
 import { forwardRef, ReactNode, useId, useRef, useState } from 'react'
-import styled from 'styled-components'
 
 import { Typography, TypographyProps } from '~/components/designSystem'
-import RadioCheckedIcon from '~/public/icons/forms/radio-checked.svg'
-import RadioIcon from '~/public/icons/forms/radio.svg'
-import { theme } from '~/styles'
+import { tw } from '~/styles/utils'
+
+import { RadioIcon } from './RadioIcon'
 
 export interface RadioProps {
   name?: string
@@ -20,7 +17,7 @@ export interface RadioProps {
   onChange?: (value: string | number | boolean) => void
 }
 
-export const Radio = forwardRef<HTMLDivElement, RadioProps>(
+export const Radio = forwardRef<HTMLLabelElement, RadioProps>(
   (
     { name, checked, label, labelVariant, sublabel, disabled, value, onChange }: RadioProps,
     ref,
@@ -31,39 +28,33 @@ export const Radio = forwardRef<HTMLDivElement, RadioProps>(
     const [focused, setFocused] = useState(false)
 
     return (
-      <Container
+      <label
         ref={ref}
-        onClick={() => inputRef.current?.click()}
-        className={cx({
-          'radio--disabled': disabled,
-          'radio--focused': focused,
-          'radio--checked': checked,
-          'radio--unchecked': !checked,
-        })}
+        htmlFor={componentId}
+        className={tw('flex w-full items-start', !disabled && 'group/radio-icon cursor-pointer')}
       >
-        <RadioContainer>
+        <div className="mr-3 flex items-start pt-1">
           <input
             readOnly
             id={componentId}
             ref={inputRef}
             disabled={disabled}
             aria-label={name}
+            name={name}
             {...(isBoolean(value) ? { checked: value } : { value: value })}
             type="radio"
             onClick={() => onChange && onChange(value)}
             onFocus={() => setFocused(true)}
             onBlur={() => setFocused(false)}
+            className="absolute m-0 size-0 p-0 opacity-0"
           />
-          {checked ? (
-            <RadioCheckedIcon className="radio-icon" />
-          ) : (
-            <RadioIcon className="radio-icon" />
-          )}
-        </RadioContainer>
-        <RadioLabelWrapper>
+          <RadioIcon checked={checked} disabled={disabled} focused={focused} />
+        </div>
+        <div className="w-full">
           <Typography
             variant={labelVariant || 'bodyHl'}
             color={disabled ? 'disabled' : 'textSecondary'}
+            className={tw(!disabled && 'cursor-pointer')}
             component={(labelProps) => <label htmlFor={componentId} {...labelProps} />}
           >
             {label}
@@ -76,81 +67,10 @@ export const Radio = forwardRef<HTMLDivElement, RadioProps>(
             ) : (
               sublabel
             ))}
-        </RadioLabelWrapper>
-      </Container>
+        </div>
+      </label>
     )
   },
 )
 
 Radio.displayName = 'Radio'
-
-const Container = styled.div`
-  width: 100%;
-  display: flex;
-  align-items: flex-start;
-  cursor: pointer;
-
-  > * {
-    cursor: pointer;
-  }
-
-  &.radio--checked {
-    .radio-coloured,
-    .radio-checked-coloured {
-      fill: ${theme.palette.primary[700]};
-    }
-  }
-
-  &.radio--disabled {
-    > * {
-      cursor: default;
-    }
-    .radio-coloured,
-    .radio-checked-coloured {
-      fill: ${theme.palette.grey[400]};
-    }
-  }
-
-  &.radio--focused .radio-icon {
-    box-shadow: 0px 0px 0px 4px ${theme.palette.primary[200]};
-    border-radius: 50%;
-  }
-
-  &:hover:not(.radio--disabled) {
-    &.radio--checked .radio-inner {
-      fill: ${theme.palette.primary[100]};
-    }
-    &.radio--unchecked .radio-inner {
-      fill: ${theme.palette.grey[200]};
-    }
-  }
-
-  &:active:not(.radio--disabled) {
-    &.radio--checked .radio-inner {
-      fill: ${theme.palette.primary[200]};
-    }
-    &.radio--unchecked .radio-inner {
-      fill: ${theme.palette.grey[300]};
-    }
-  }
-`
-
-const RadioContainer = styled.div`
-  margin-right: ${theme.spacing(3)};
-  display: flex;
-  align-items: flex-start;
-  padding-top: 4px;
-
-  input {
-    opacity: 0;
-    position: absolute;
-    width: 0;
-    height: 0;
-    margin: 0;
-    padding: 0;
-  }
-`
-
-const RadioLabelWrapper = styled.div`
-  width: 100%;
-`
diff --git a/src/components/form/Radio/RadioField.tsx b/src/components/form/Radio/RadioField.tsx
index 518c7610b..141b92667 100644
--- a/src/components/form/Radio/RadioField.tsx
+++ b/src/components/form/Radio/RadioField.tsx
@@ -12,7 +12,7 @@ export interface RadioFieldProps extends Omit<RadioProps, 'checked' | 'name'> {
 }
 
 export const RadioField = memo(
-  forwardRef<HTMLInputElement, RadioFieldProps>(
+  forwardRef<HTMLLabelElement, RadioFieldProps>(
     ({ name, value, formikProps, ...props }: RadioFieldProps, ref) => {
       const { values, setFieldValue } = formikProps
 
diff --git a/src/components/form/Radio/RadioIcon.tsx b/src/components/form/Radio/RadioIcon.tsx
new file mode 100644
index 000000000..d95abc35f
--- /dev/null
+++ b/src/components/form/Radio/RadioIcon.tsx
@@ -0,0 +1,76 @@
+import { FC } from 'react'
+
+import { tw } from '~/styles/utils'
+
+interface RadioIconProps {
+  focused?: boolean
+  disabled?: boolean
+}
+
+const RadioCheckedIcon: FC<RadioIconProps> = ({ focused, disabled }) => {
+  return (
+    <svg
+      width="16"
+      height="16"
+      viewBox="0 0 16 16"
+      fill="none"
+      xmlns="http://www.w3.org/2000/svg"
+      className={tw(focused && 'rounded-full ring')}
+    >
+      <circle
+        className={tw('fill-blue-700', disabled && 'fill-grey-400')}
+        cx="8"
+        cy="8"
+        r="8"
+        fill="currentColor"
+      />
+      <circle
+        className="group-hover/radio-icon:fill-blue-100 group-active/radio-icon:fill-blue-200"
+        cx="8"
+        cy="8"
+        r="7"
+        fill="white"
+      />
+      <circle
+        className={tw('fill-blue-700', disabled && 'fill-grey-400')}
+        cx="8"
+        cy="8"
+        r="4"
+        fill="currentColor"
+      />
+    </svg>
+  )
+}
+
+const RadioUncheckedIcon: FC<RadioIconProps> = ({ focused, disabled }) => {
+  return (
+    <svg
+      width="16"
+      height="16"
+      viewBox="0 0 16 16"
+      fill="none"
+      xmlns="http://www.w3.org/2000/svg"
+      className={tw(focused && 'rounded-full ring')}
+    >
+      <circle className={tw(disabled && 'fill-grey-400')} cx="8" cy="8" r="8" fill="currentColor" />
+      <circle
+        className="group-hover/radio-icon:fill-grey-200 group-active/radio-icon:fill-grey-300"
+        cx="8"
+        cy="8"
+        r="7"
+        fill="white"
+      />
+    </svg>
+  )
+}
+
+export const RadioIcon: FC<{ checked: boolean } & RadioIconProps> = ({
+  checked,
+  ...radioIconProps
+}) => {
+  return checked ? (
+    <RadioCheckedIcon {...radioIconProps} />
+  ) : (
+    <RadioUncheckedIcon {...radioIconProps} />
+  )
+}
diff --git a/src/public/icons/forms/radio-checked.svg b/src/public/icons/forms/radio-checked.svg
deleted file mode 100644
index f309f1e21..000000000
--- a/src/public/icons/forms/radio-checked.svg
+++ /dev/null
@@ -1,5 +0,0 @@
-<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
-  <circle className="radio-checked-coloured" cx="8" cy="8" r="8" fill="currentColor" />
-  <circle className="radio-inner" cx="8" cy="8" r="7" fill="white" />
-  <circle className="radio-checked-coloured" cx="8" cy="8" r="4" fill="currentColor" />
-</svg>
diff --git a/src/public/icons/forms/radio.svg b/src/public/icons/forms/radio.svg
deleted file mode 100644
index f2b1b51ae..000000000
--- a/src/public/icons/forms/radio.svg
+++ /dev/null
@@ -1,4 +0,0 @@
-<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
-  <circle className="radio-coloured" cx="8" cy="8" r="8" fill="#8C95A6" />
-  <circle className="radio-inner" cx="8" cy="8" r="7" fill="white" />
-</svg>