diff --git a/app/danmu/current-input.tsx b/app/danmu/current-input.tsx
new file mode 100644
index 0000000..6534679
--- /dev/null
+++ b/app/danmu/current-input.tsx
@@ -0,0 +1,13 @@
+"use client";
+
+import { useContext } from "react";
+import { DanmuContext } from "./provider";
+
+export default function CurrentInput() {
+  const state = useContext(DanmuContext);
+  return (
+    <div className="input">
+      {state.songName ?? ""} {state.songId ? "-" : ""} {state.songArtist ?? ""}
+    </div>
+  );
+}
diff --git a/app/danmu/live-check.tsx b/app/danmu/live-check.tsx
new file mode 100644
index 0000000..a7dbd04
--- /dev/null
+++ b/app/danmu/live-check.tsx
@@ -0,0 +1,34 @@
+"use client";
+
+import { useContext } from "react";
+import { DanmuContext } from "./provider";
+
+export default function LiveCheck({ lives }: { lives: any[] }) {
+  const { dispatch, ...state } = useContext(DanmuContext);
+  return (
+    <ul className="divide-y divide-gray-300">
+      {lives.map((live, i) => (
+        <li key={i}>
+          <label>
+            {live.name} - {live.room_id}
+            <input
+              onChange={(e) => {
+                dispatch({
+                  type: "lives",
+                  payload: {
+                    liveId: live.room_id,
+                    liveName: live.name,
+                  },
+                });
+              }}
+              className="raido radio-primary"
+              type="radio"
+              name="live"
+              checked={live.room_id === state.liveId}
+            />
+          </label>
+        </li>
+      ))}
+    </ul>
+  );
+}
diff --git a/app/danmu/page.tsx b/app/danmu/page.tsx
index 4a1e42b..0b3613c 100644
--- a/app/danmu/page.tsx
+++ b/app/danmu/page.tsx
@@ -3,6 +3,10 @@ import Controls from "./controls";
 import Danmu from "./danmu";
 import { listLives } from "@/lib/actions/live";
 import { listSongs } from "../songs/actions";
+import DanmuProvider from "./provider";
+import LiveCheck from "./live-check";
+import SongCheck from "./song-check";
+import CurrentInput from "./current-input";
 
 export default async function Page() {
   const token = await getToken();
@@ -10,61 +14,37 @@ export default async function Page() {
   const songs = await listSongs();
   return (
     <div className="flex flex-col md:flex-row">
-      <section className="basis-1/3 card">
-        <div className="h-[50vh] md:h-[80vh] overflow-auto card bg-base-100 card-bordered  m-8">
-          <div className="card-body">
-            <div className="card-title">直播间列表</div>
-            <ul>
-              {lives.map((live, i) => (
-                <li key={i}>
-                  <label>
-                    {live.name} - {live.room_id}
-                    <input
-                      className="raido radio-primary"
-                      type="radio"
-                      name="live"
-                    />
-                  </label>
-                </li>
-              ))}
-            </ul>
-          </div>
-        </div>
-      </section>
-      <section className="basis-1/3 card">
-        <div className="h-[50vh] md:h-[80vh] overflow-auto card bg-base-100 card-bordered  m-8">
-          <div className="card-body">
-            <div className="card-title">收藏的歌曲</div>
-            <ul>
-              {songs.map((song, i) => (
-                <li key={i}>
-                  <label>
-                    {song.name} - {song.artist}
-                    <input
-                      className="raido radio-primary"
-                      type="radio"
-                      name="song"
-                    />
-                  </label>
-                </li>
-              ))}
-            </ul>
-          </div>
-        </div>
-      </section>
-      <section className="basis-1/3 card">
-        <div className="card-body">
-          <div className="mockup-browser border">
-            <div className="mockup-browser-toolbar">
-              <div className="input">红豆</div>
-            </div>
-            <div className="divide-y divide-gray-300">
-              <Controls />
-              <Danmu token={token} />
+      <DanmuProvider>
+        <section className="basis-1/3 card">
+          <div className="h-[50vh] md:h-[80vh] overflow-auto card bg-base-100 card-bordered  m-8">
+            <div className="card-body">
+              <div className="card-title">直播间列表</div>
+              <LiveCheck lives={lives} />
             </div>
           </div>
-        </div>
-      </section>
+        </section>
+        <section className="basis-1/3 card">
+          <div className="h-[50vh] md:h-[80vh] overflow-auto card bg-base-100 card-bordered  m-8">
+            <div className="card-body">
+              <div className="card-title">收藏的歌曲</div>
+              <SongCheck songs={songs} />
+            </div>
+          </div>
+        </section>
+        <section className="basis-1/3 card">
+          <div className="card-body">
+            <div className="mockup-browser border">
+              <div className="mockup-browser-toolbar">
+                <CurrentInput />
+              </div>
+              <div className="divide-y divide-gray-300">
+                <Controls />
+                <Danmu token={token} />
+              </div>
+            </div>
+          </div>
+        </section>
+      </DanmuProvider>
     </div>
   );
 }
diff --git a/app/danmu/provider.tsx b/app/danmu/provider.tsx
new file mode 100644
index 0000000..f9617de
--- /dev/null
+++ b/app/danmu/provider.tsx
@@ -0,0 +1,45 @@
+"use client";
+import { createContext, useReducer } from "react";
+
+export interface DanmuPayload {
+  liveName?: string;
+  liveId?: string;
+  songId?: string;
+  songName?: string;
+  songArtist?: string;
+}
+
+export interface DanmuAction {
+  type: string;
+  payload: DanmuPayload;
+}
+
+export const DanmuContext = createContext<DanmuPayload & { dispatch?: any }>(
+  {}
+);
+
+const reducer = (state: DanmuPayload, action: DanmuAction): DanmuPayload => {
+  const payload = action.payload;
+  switch (action.type) {
+    case "songs":
+      return {
+        ...state,
+        songId: payload.songId,
+        songName: payload.songName,
+        songArtist: payload.songArtist,
+      };
+    case "lives":
+      return { ...state, liveId: payload.liveId, liveName: payload.liveName };
+    default:
+      throw new Error("not support action");
+  }
+};
+
+export default function DanmuProvider(props: any) {
+  const [state, dispatch] = useReducer(reducer, {});
+  return (
+    <DanmuContext.Provider value={{ ...state, dispatch }}>
+      {props.children}
+    </DanmuContext.Provider>
+  );
+}
diff --git a/app/danmu/song-check.tsx b/app/danmu/song-check.tsx
new file mode 100644
index 0000000..d60850c
--- /dev/null
+++ b/app/danmu/song-check.tsx
@@ -0,0 +1,35 @@
+"use client";
+
+import { useContext } from "react";
+import { DanmuContext } from "./provider";
+
+export default function SongCheck({ songs }: { songs: any[] }) {
+  const { dispatch, ...state } = useContext(DanmuContext);
+  return (
+    <ul className="divide-y divide-gray-300">
+      {songs.map((song, i) => (
+        <li key={i}>
+          <label>
+            {song.name} - {song.artist}
+            <input
+              onChange={(e) => {
+                dispatch({
+                  type: "songs",
+                  payload: {
+                    songId: song.source_id,
+                    songName: song.name,
+                    songArtist: song.artist,
+                  },
+                });
+              }}
+              className="raido radio-primary"
+              type="radio"
+              name="songs"
+              checked={song.source_id === state.songId}
+            />
+          </label>
+        </li>
+      ))}
+    </ul>
+  );
+}