Merged in chore/move-checkbox-component (pull request #2501)

chore(SW-3145): Move checkbox component to design-system

* Inline type

* Remove error handling from Checkbox internals

* Move Form/Checkbox

* Fix self referencing imports


Approved-by: Joakim Jäderberg

packages/design-system/lib/components/Form/Checkbox/checkbox.module.css

@@ -0,0 +1,48 @@
+.container {
+  display: flex;
+  flex-direction: column;
+  color: var(--text-color);
+  cursor: pointer;
+}
+
+.container[data-selected] .checkbox {
+  border: none;
+  background: var(--Surface-UI-Fill-Active);
+}
+
+.container[data-disabled] .checkbox {
+  border: 1px solid var(--UI-Input-Controls-Border-Disabled);
+  background: var(--UI-Input-Controls-Surface-Disabled);
+}
+
+.checkboxContainer {
+  display: flex;
+  align-items: center;
+  gap: var(--Spacing-x-one-and-half);
+}
+
+.checkbox {
+  width: 24px;
+  height: 24px;
+  min-width: 24px;
+  background: var(--UI-Input-Controls-Surface-Normal);
+  border: 1px solid var(--UI-Input-Controls-Border-Normal);
+  border-radius: 4px;
+  transition: all 200ms;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  forced-color-adjust: none;
+}
+
+.topAlign {
+  align-items: flex-start;
+}
+
+.error {
+  align-items: center;
+  color: var(--Scandic-Red-60);
+  display: flex;
+  gap: var(--Spacing-x-half);
+  margin: var(--Spacing-x1) 0 0;
+}

packages/design-system/lib/components/Form/Checkbox/index.tsx

@@ -0,0 +1,84 @@
+'use client'
+
+import { forwardRef } from 'react'
+import { Checkbox as AriaCheckbox } from 'react-aria-components'
+import {
+  type RegisterOptions,
+  useController,
+  useFormContext,
+} from 'react-hook-form'
+
+import styles from './checkbox.module.css'
+import { MaterialIcon } from '../../Icons/MaterialIcon'
+import Caption from '../../Caption'
+
+interface CheckboxProps extends React.InputHTMLAttributes<HTMLInputElement> {
+  name: string
+  registerOptions?: RegisterOptions
+  hideError?: boolean
+  topAlign?: boolean
+  errorCodeMessages?: Record<string, string>
+}
+
+const Checkbox = forwardRef<
+  HTMLInputElement,
+  React.PropsWithChildren<CheckboxProps>
+>(function Checkbox(
+  {
+    className = '',
+    name,
+    children,
+    registerOptions,
+    hideError,
+    topAlign = false,
+    errorCodeMessages,
+  },
+  ref
+) {
+  const { control } = useFormContext()
+  const { field, fieldState } = useController({
+    control,
+    name,
+    rules: registerOptions,
+  })
+
+  return (
+    <AriaCheckbox
+      className={`${styles.container} ${className}`}
+      isSelected={field.value}
+      onChange={field.onChange}
+      data-testid={name}
+      isDisabled={registerOptions?.disabled}
+      excludeFromTabOrder
+    >
+      {({ isSelected }) => (
+        <>
+          <span
+            className={`${styles.checkboxContainer} ${topAlign ? styles.topAlign : ''}`}
+          >
+            <span
+              className={styles.checkbox}
+              tabIndex={registerOptions?.disabled ? undefined : 0}
+              ref={ref}
+            >
+              {isSelected && (
+                <MaterialIcon icon="check" color="Icon/Inverted" />
+              )}
+            </span>
+            {children}
+          </span>
+          {fieldState.error && !hideError ? (
+            <Caption className={styles.error} fontOnly>
+              <MaterialIcon icon="info" color="Icon/Interactive/Accent" />
+              {(fieldState.error.message &&
+                errorCodeMessages?.[fieldState.error.message]) ||
+                fieldState.error.message}
+            </Caption>
+          ) : null}
+        </>
+      )}
+    </AriaCheckbox>
+  )
+})
+
+export default Checkbox