1 files changed, 55 insertions, 0 deletions

diff --git a/packages/renderer/src/i18n/RtlCacheProvider.tsx b/packages/renderer/src/i18n/RtlCacheProvider.tsx
new file mode 100644
index 0000000..d54308b
--- /dev/null
+++ b/packages/renderer/src/i18n/RtlCacheProvider.tsx
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C)  2022 Kristóf Marussy <kristof@marussy.com>
+ *
+ * This file is part of Sophie.
+ *
+ * Sophie is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import createCache from '@emotion/cache';
+import { CacheProvider } from '@emotion/react';
+import { observer } from 'mobx-react-lite';
+import React, { ReactNode } from 'react';
+import { prefixer } from 'stylis';
+import rtlPlugin from 'stylis-plugin-rtl';
+
+import { useStore } from '../components/StoreProvider';
+
+const rtlCache = createCache({
+  key: 'muirtl',
+  stylisPlugins: [prefixer, rtlPlugin],
+});
+
+function RtlCacheProvider({ children }: { children?: ReactNode }): JSX.Element {
+  const {
+    shared: { writingDirection },
+  } = useStore();
+
+  return writingDirection === 'rtl' ? (
+    <CacheProvider value={rtlCache}>{children}</CacheProvider>
+  ) : (
+    /*
+      eslint-disable-next-line react/jsx-no-useless-fragment --
+      Wrap expression in a fragment to satisfy typescript.
+    */
+    <>{children}</>
+  );
+}
+
+RtlCacheProvider.defaultProps = {
+  children: undefined,
+};
+
+export default observer(RtlCacheProvider);