DOP-5979: Migrate Spinner (#14756)

* Add Spinner component

* use Spinner in layout

* use client

* Remove usage of Spinnar

Author: mmeigs

platform/docs-nextjs/src/components/spinner/index.tsx

@@ -0,0 +1,52 @@
+'use client';
+
+import { keyframes } from '@emotion/react';
+import styled from '@emotion/styled';
+import { palette } from '@leafygreen-ui/palette';
+
+const rotate = keyframes`
+  0% {
+    transform: rotate(0);
+  }
+
+  100% {
+    transform: rotate(360deg);
+  }
+`;
+
+export type SpinnerProps = {
+  className?: string;
+  size: number;
+};
+
+// Modified version of Redoc's Spinner used for their loading screen; sets the svg's width and height
+// so that it doesn't flash a large size on render
+// Source: https://github.com/Redocly/redoc/blob/master/src/components/Loading/Spinner.svg.tsx
+const SpinnerIcon = ({ className, size }: SpinnerProps) => {
+  return (
+    <svg className={className} width={size} height={size} viewBox="0 0 512 512">
+      <path d="M275.682 147.999c0 10.864-8.837 19.661-19.682 19.661v0c-10.875 0-19.681-8.796-19.681-19.661v-96.635c0-10.885 8.806-19.661 19.681-19.661v0c10.844 0 19.682 8.776 19.682 19.661v96.635z" />
+      <path d="M275.682 460.615c0 10.865-8.837 19.682-19.682 19.682v0c-10.875 0-19.681-8.817-19.681-19.682v-96.604c0-10.885 8.806-19.681 19.681-19.681v0c10.844 0 19.682 8.796 19.682 19.682v96.604z" />
+      <path d="M147.978 236.339c10.885 0 19.681 8.755 19.681 19.641v0c0 10.885-8.796 19.702-19.681 19.702h-96.624c-10.864 0-19.661-8.817-19.661-19.702v0c0-10.885 8.796-19.641 19.661-19.641h96.624z" />
+      <path d="M460.615 236.339c10.865 0 19.682 8.755 19.682 19.641v0c0 10.885-8.817 19.702-19.682 19.702h-96.584c-10.885 0-19.722-8.817-19.722-19.702v0c0-10.885 8.837-19.641 19.722-19.641h96.584z" />
+      <path d="M193.546 165.703c7.69 7.66 7.68 20.142 0 27.822v0c-7.701 7.701-20.162 7.701-27.853 0.020l-68.311-68.322c-7.68-7.701-7.68-20.142 0-27.863v0c7.68-7.68 20.121-7.68 27.822 0l68.342 68.342z" />
+      <path d="M414.597 386.775c7.7 7.68 7.7 20.163 0.021 27.863v0c-7.7 7.659-20.142 7.659-27.843-0.062l-68.311-68.26c-7.68-7.7-7.68-20.204 0-27.863v0c7.68-7.7 20.163-7.7 27.842 0l68.291 68.322z" />
+      <path d="M165.694 318.464c7.69-7.7 20.153-7.7 27.853 0v0c7.68 7.659 7.69 20.163 0 27.863l-68.342 68.322c-7.67 7.659-20.142 7.659-27.822-0.062v0c-7.68-7.68-7.68-20.122 0-27.801l68.311-68.322z" />
+      <path d="M386.775 97.362c7.7-7.68 20.142-7.68 27.822 0v0c7.7 7.68 7.7 20.183 0.021 27.863l-68.322 68.311c-7.68 7.68-20.163 7.68-27.843-0.020v0c-7.68-7.68-7.68-20.162 0-27.822l68.322-68.332z" />
+    </svg>
+  );
+};
+
+const Spinner = styled(SpinnerIcon)`
+  animation: 2s ${rotate} linear infinite;
+
+  path {
+    fill: ${palette.gray.dark3};
+
+    .dark-theme & {
+      fill: ${palette.gray.light2};
+    }
+  }
+`;
+
+export default Spinner;