From 12a03a9a72f7895d571dbaeeb245d92aa277a610 Mon Sep 17 00:00:00 2001
From: Armand Philippot <git@armandphilippot.com>
Date: Fri, 6 Oct 2023 17:48:03 +0200
Subject: refactor(components): merge HeadingButton and Widget components

The HeadingButton component was only used inside Widget component and
it is not very useful on its own so I merge the two components in a
new Collapsible component.
---
 .../molecules/collapsible/collapsible.tsx          | 108 +++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 src/components/molecules/collapsible/collapsible.tsx

(limited to 'src/components/molecules/collapsible/collapsible.tsx')

diff --git a/src/components/molecules/collapsible/collapsible.tsx b/src/components/molecules/collapsible/collapsible.tsx
new file mode 100644
index 0000000..e61ccba
--- /dev/null
+++ b/src/components/molecules/collapsible/collapsible.tsx
@@ -0,0 +1,108 @@
+import {
+  useCallback,
+  type ForwardRefRenderFunction,
+  type HTMLAttributes,
+  type ReactNode,
+  forwardRef,
+  useId,
+  useState,
+} from 'react';
+import { Button, Icon } from '../../atoms';
+import styles from './collapsible.module.scss';
+
+export type CollapsibleProps = Omit<
+  HTMLAttributes<HTMLDivElement>,
+  'children'
+> & {
+  /**
+   * The collapsible body.
+   */
+  children: ReactNode;
+  /**
+   * Should we disable padding around body?
+   *
+   * @default false
+   */
+  disablePadding?: boolean;
+  /**
+   * Should the body be bordered?
+   *
+   * @default false
+   */
+  hasBorders?: boolean;
+  /**
+   * The collapsible heading.
+   */
+  heading: ReactNode;
+  /**
+   * Should the component be collapsed or expanded by default?
+   *
+   * @default false
+   */
+  isCollapsed?: boolean;
+};
+
+const CollapsibleWithRef: ForwardRefRenderFunction<
+  HTMLDivElement,
+  CollapsibleProps
+> = (
+  {
+    children,
+    className = '',
+    disablePadding = false,
+    hasBorders = false,
+    heading,
+    isCollapsed = false,
+    ...props
+  },
+  ref
+) => {
+  const bodyId = useId();
+  const [isExpanded, setIsExpanded] = useState(!isCollapsed);
+  const bodyClassNames = [
+    styles.body,
+    hasBorders ? styles['body--has-borders'] : '',
+    styles[disablePadding ? 'body--no-padding' : 'body--has-padding'],
+  ];
+  const wrapperClassNames = [
+    styles.wrapper,
+    styles[isExpanded ? 'wrapper--expanded' : 'wrapper--collapsed'],
+    className,
+  ];
+
+  const handleState = useCallback(() => {
+    setIsExpanded((prevState) => !prevState);
+  }, []);
+
+  return (
+    <div {...props} className={wrapperClassNames.join(' ')} ref={ref}>
+      <Button
+        aria-controls={bodyId}
+        aria-expanded={isExpanded}
+        className={styles.heading}
+        // eslint-disable-next-line react/jsx-no-literals -- Kind allowed
+        kind="neutral"
+        onClick={handleState}
+        // eslint-disable-next-line react/jsx-no-literals -- Shape allowed
+        shape="initial"
+      >
+        {heading}
+        <Icon
+          aria-hidden
+          className={styles.icon}
+          shape={isExpanded ? 'minus' : 'plus'}
+        />
+      </Button>
+      <div className={bodyClassNames.join(' ')} id={bodyId}>
+        {children}
+      </div>
+    </div>
+  );
+};
+
+/**
+ * Collapsible component.
+ *
+ * Render a heading associated to a collapsible body.
+ */
+export const Collapsible = forwardRef(CollapsibleWithRef);
-- 
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