first commit

app/components/header/HeaderActionButtons.client.tsx

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+import { useStore } from '@nanostores/react';
+import useViewport from '~/lib/hooks';
+import { chatStore } from '~/lib/stores/chat';
+import { workbenchStore } from '~/lib/stores/workbench';
+import { classNames } from '~/utils/classNames';
+
+interface HeaderActionButtonsProps {}
+
+export function HeaderActionButtons({}: HeaderActionButtonsProps) {
+  const showWorkbench = useStore(workbenchStore.showWorkbench);
+  const { showChat } = useStore(chatStore);
+
+  const isSmallViewport = useViewport(1024);
+
+  const canHideChat = showWorkbench || !showChat;
+
+  return (
+    <div className="flex">
+      <div className="flex border border-bolt-elements-borderColor rounded-md overflow-hidden">
+        <Button
+          active={showChat}
+          disabled={!canHideChat || isSmallViewport} // expand button is disabled on mobile as it's not needed
+          onClick={() => {
+            if (canHideChat) {
+              chatStore.setKey('showChat', !showChat);
+            }
+          }}
+        >
+          <div className="i-bolt:chat text-sm" />
+        </Button>
+        <div className="w-[1px] bg-bolt-elements-borderColor" />
+        <Button
+          active={showWorkbench}
+          onClick={() => {
+            if (showWorkbench && !showChat) {
+              chatStore.setKey('showChat', true);
+            }
+
+            workbenchStore.showWorkbench.set(!showWorkbench);
+          }}
+        >
+          <div className="i-ph:code-bold" />
+        </Button>
+      </div>
+    </div>
+  );
+}
+
+interface ButtonProps {
+  active?: boolean;
+  disabled?: boolean;
+  children?: any;
+  onClick?: VoidFunction;
+}
+
+function Button({ active = false, disabled = false, children, onClick }: ButtonProps) {
+  return (
+    <button
+      className={classNames('flex items-center p-1.5', {
+        'bg-bolt-elements-item-backgroundDefault hover:bg-bolt-elements-item-backgroundActive text-bolt-elements-textTertiary hover:text-bolt-elements-textPrimary':
+          !active,
+        'bg-bolt-elements-item-backgroundAccent text-bolt-elements-item-contentAccent': active && !disabled,
+        'bg-bolt-elements-item-backgroundDefault text-alpha-gray-20 dark:text-alpha-white-20 cursor-not-allowed':
+          disabled,
+      })}
+      onClick={onClick}
+    >
+      {children}
+    </button>
+  );
+}