feat: chat panel redesigned ui

app/hooks/useSwitchTheme.ts

@@ -0,0 +1,34 @@
+import { useEffect } from "react";
+import { useAppConfig } from "@/app/store/config";
+import { getCSSVar } from "@/app/utils";
+
+export function useSwitchTheme() {
+  const config = useAppConfig();
+
+  useEffect(() => {
+    document.body.classList.remove("light");
+    document.body.classList.remove("dark");
+
+    if (config.theme === "dark") {
+      document.body.classList.add("dark");
+    } else if (config.theme === "light") {
+      document.body.classList.add("light");
+    }
+
+    const metaDescriptionDark = document.querySelector(
+      'meta[name="theme-color"][media*="dark"]',
+    );
+    const metaDescriptionLight = document.querySelector(
+      'meta[name="theme-color"][media*="light"]',
+    );
+
+    if (config.theme === "auto") {
+      metaDescriptionDark?.setAttribute("content", "#151515");
+      metaDescriptionLight?.setAttribute("content", "#fafafa");
+    } else {
+      const themeColor = getCSSVar("--theme-color");
+      metaDescriptionDark?.setAttribute("content", themeColor);
+      metaDescriptionLight?.setAttribute("content", themeColor);
+    }
+  }, [config.theme]);
+}