From 4d191b14ad38e5cf871d8554d24b695c1d83096e Mon Sep 17 00:00:00 2001
From: Joshua Archer <joshuarcher@users.noreply.github.com>
Date: Thu, 20 Apr 2023 15:56:34 -0700
Subject: [PATCH] fix(/lib/components/dropdown): set <Dropdown> width equal to
 trigger #(575)

Description
Update the dropdown width to fit the button width

Fixes #575

Type of change
Please delete options that are not relevant.

 Bug fix (non-breaking change which fixes an issue)
 New feature (non-breaking change which adds functionality)
 Breaking change (fix or feature that would cause existing functionality to not work as expected)
 This change contains documentation update
Breaking changes
Please document the breaking changes if suitable.

How Has This Been Tested?
Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

 Test A
 Test B
Test Configuration:

Firmware version:
Hardware:
Toolchain:
SDK:
Checklist:
 My code follows the style guidelines of this project
 I have performed a self-review of my own code
 I have commented my code, particularly in hard-to-understand areas
 I have made corresponding changes to the documentation
 My changes generate no new warnings
 I have added tests that prove my fix is effective or that my feature works
 New and existing unit tests pass locally with my changes
 Any dependent changes have been merged and published in downstream modules
 I have checked my code and corrected any misspellings
---
 src/lib/components/Dropdown/Dropdown.tsx | 22 ++++++++++++++++++----
 1 file changed, 18 insertions(+), 4 deletions(-)

diff --git a/src/lib/components/Dropdown/Dropdown.tsx b/src/lib/components/Dropdown/Dropdown.tsx
index be73c8548..71776d790 100644
--- a/src/lib/components/Dropdown/Dropdown.tsx
+++ b/src/lib/components/Dropdown/Dropdown.tsx
@@ -1,6 +1,6 @@
 /* eslint-disable @typescript-eslint/ban-ts-comment */
 import type { ComponentProps, FC, PropsWithChildren, ReactElement, ReactNode } from 'react';
-import React, { Children, useCallback, useMemo, useState } from 'react';
+import React, { Children, useCallback, useMemo, useRef, useState } from 'react';
 import { HiOutlineChevronDown, HiOutlineChevronLeft, HiOutlineChevronRight, HiOutlineChevronUp } from 'react-icons/hi';
 import type { DeepPartial } from '..';
 import { mergeDeep } from '../../helpers/mergeDeep';
@@ -75,6 +75,8 @@ const DropdownComponent: FC<DropdownProps> = ({
   }, [placement]);
 
   const [closeRequestKey, setCloseRequestKey] = useState<string | undefined>(undefined);
+  const triggerRef = useRef<HTMLButtonElement>(null);
+  const buttonWidth = triggerRef.current?.offsetWidth;
 
   // Extends DropdownItem's onClick to trigger a close request to the Floating component
   const attachCloseListener = useCallback(
@@ -101,12 +103,24 @@ const DropdownComponent: FC<DropdownProps> = ({
   );
 
   const content = useMemo(
-    () => <ul className={theme.content}>{Children.map(children, attachCloseListener)}</ul>,
-    [attachCloseListener, children, theme.content],
+    () => (
+      <ul className={theme.content} style={{ minWidth: buttonWidth ? `${buttonWidth}px` : 'auto' }}>
+        {Children.map(children, attachCloseListener)}
+      </ul>
+    ),
+    [children, theme, triggerRef.current, attachCloseListener, buttonWidth],
   );
 
   const TriggerWrapper: FC<ButtonProps> = ({ children }) =>
-    inline ? <button className={theme.inlineWrapper}>{children}</button> : <Button {...buttonProps}>{children}</Button>;
+    inline ? (
+      <button ref={triggerRef} className={theme.inlineWrapper}>
+        {children}
+      </button>
+    ) : (
+      <Button ref={triggerRef} {...buttonProps}>
+        {children}
+      </Button>
+    );
 
   return (
     <Floating