diff --git a/app/CMakeLists.txt b/app/CMakeLists.txt
index 9761d60..4cd55cf 100644
--- a/app/CMakeLists.txt
+++ b/app/CMakeLists.txt
@@ -15,17 +15,17 @@ if (IS_SO_BUILD)
     # and CMake builds them for you. When you build your app, Gradle
     # automatically packages shared libraries with your APK.
     add_library( # Specifies the name of the library.
-            native-lib
+            native
 
             # Sets the library as a shared library.
             SHARED
 
             # Provides a relative path to your source file(s).
-            src/main/cpp/native-lib.c)
+            src/main/cpp/native.c)
 
     # 设置编译输出路径
     set_target_properties(
-            native-lib
+            native
             PROPERTIES
             LIBRARY_OUTPUT_DIRECTORY
             ${CMAKE_SOURCE_DIR}/src/main/cpp/${ANDROID_ABI}
@@ -36,18 +36,18 @@ else ()
             SHARED
             src/main/cpp/nothing.c)
 
-    add_library(native-lib
+    add_library(native
             SHARED
             IMPORTED)
 
     set_target_properties( # Specifies the target library.
-            native-lib
+            native
 
             # Specifies the parameter you want to define.
             PROPERTIES IMPORTED_LOCATION
 
             # Provides the path to the library you want to import.
-            ${CMAKE_SOURCE_DIR}/src/main/cpp/${ANDROID_ABI}/libnative-lib.so)
+            ${CMAKE_SOURCE_DIR}/src/main/cpp/${ANDROID_ABI}/libnative.so)
 endif ()
 
 add_library(libssl
@@ -87,7 +87,7 @@ find_library( # Defines the name of the path variable that stores the
 if (IS_SO_BUILD)
     # Links your native library against one or more other native libraries.
     target_link_libraries( # Specifies the target library.
-            native-lib
+            native
             libssl
             libcrypto
             ${log-lib})
@@ -96,6 +96,6 @@ else ()
             nothing
             libssl
             libcrypto
-            native-lib
+            native
             ${log-lib})
 endif ()
\ No newline at end of file
diff --git a/app/build.gradle b/app/build.gradle
index 77f8e1d..6d2470e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -104,7 +104,7 @@ dependencies {
     implementation 'com.squareup.retrofit2:retrofit:2.9.0'
     implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:1.6.2"
     implementation 'androidx.core:core-ktx:1.11.0-beta02'
-    implementation 'androidx.leanback:leanback:1.0.0'
+    implementation 'androidx.leanback:leanback:1.2.0-alpha02'
     implementation 'com.github.bumptech.glide:glide:4.11.0'
     implementation "androidx.lifecycle:lifecycle-runtime-ktx:2.6.2"
     implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.8.0-RC")
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 511d935..379173e 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -14,6 +14,7 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.MyTV">
         <activity
+            android:keepScreenOn="true"
             android:name=".MainActivity"
             android:banner="@drawable/tv"
             android:exported="true"
diff --git a/app/src/main/cpp/arm64-v8a/libnative-lib.so b/app/src/main/cpp/arm64-v8a/libnative-lib.so
deleted file mode 100755
index 271241b..0000000
Binary files a/app/src/main/cpp/arm64-v8a/libnative-lib.so and /dev/null differ
diff --git a/app/src/main/cpp/arm64-v8a/libnative.so b/app/src/main/cpp/arm64-v8a/libnative.so
index 0085d52..651fac2 100755
Binary files a/app/src/main/cpp/arm64-v8a/libnative.so and b/app/src/main/cpp/arm64-v8a/libnative.so differ
diff --git a/app/src/main/cpp/armeabi-v7a/libnative-lib.so b/app/src/main/cpp/armeabi-v7a/libnative-lib.so
deleted file mode 100755
index 89acd88..0000000
Binary files a/app/src/main/cpp/armeabi-v7a/libnative-lib.so and /dev/null differ
diff --git a/app/src/main/cpp/armeabi-v7a/libnative.so b/app/src/main/cpp/armeabi-v7a/libnative.so
index e586369..89acd88 100755
Binary files a/app/src/main/cpp/armeabi-v7a/libnative.so and b/app/src/main/cpp/armeabi-v7a/libnative.so differ
diff --git a/app/src/main/cpp/native.c b/app/src/main/cpp/native.c
new file mode 100644
index 0000000..7bc0107
--- /dev/null
+++ b/app/src/main/cpp/native.c
@@ -0,0 +1,327 @@
+#include "stdio.h"
+#include "jni.h"
+#include <openssl/rand.h>
+#include <string.h>
+#include <openssl/evp.h>
+#include <openssl/md5.h>
+#include <android/log.h>
+#include <stdbool.h>
+#include <ctype.h>
+
+#include <stdlib.h>
+
+#define APP_SIGNATURE "f0005d8a185c47e72946053a0af5c0f5620605dd9e301ef0937e477f607ab0d7"
+#define APP_SIGNATURE2 "9e58fc98c3967ae80eb25541241895368a900fa488e015b08614575c18fab95e"
+
+#define TAG    "native"
+#define LOGD(...)  __android_log_print(ANDROID_LOG_DEBUG, TAG, __VA_ARGS__)
+#define LOGI(...)  __android_log_print(ANDROID_LOG_INFO, TAG, __VA_ARGS__)
+#define LOGW(...)  __android_log_print(ANDROID_LOG_WARN, TAG, __VA_ARGS__)
+#define LOGE(...)  __android_log_print(ANDROID_LOG_ERROR, TAG, __VA_ARGS__)
+
+static bool signatureVerified = false;
+
+static const char key[33] = "48e5918a74ae21c972b90cce8af6c8be";
+static const char iv[33] = "9a7e7d23610266b1d9fbf98581384d92";
+static const char appendString[15] = "0f$IVHi9Qno?G";
+
+static void toUpperCase(char *str) {
+    while (*str) {
+        *str = toupper((unsigned char) *str);
+        str++;
+    }
+}
+
+static char *binaryToHex(const unsigned char *data, size_t dataSize) {
+    char *hexString = (char *) malloc(dataSize * 2 + 1);  // 每个字节需要两个十六进制字符，再加上字符串结束符
+    if (hexString == NULL) {
+        // 内存分配失败
+        return NULL;
+    }
+
+    for (size_t i = 0; i < dataSize; ++i) {
+        sprintf(hexString + i * 2, "%02X", data[i]);
+    }
+
+    hexString[dataSize * 2] = '\0';  // 添加字符串结束符
+
+    return hexString;
+}
+
+static unsigned char *hexStringToBinary(const char *hexString1) {
+    size_t inputLength = strlen(hexString1);
+    if (inputLength % 2 != 0) {
+        return NULL;
+    }
+
+    size_t length = inputLength / 2;
+    unsigned char *result1 = (unsigned char *) malloc(length);
+
+    for (size_t i = 0; i < length; i++) {
+        char byteString[3] = {hexString1[2 * i], hexString1[2 * i + 1], '\0'};
+        result1[i] = (unsigned char) strtoul(byteString, NULL, 16);
+    }
+
+    return result1;
+}
+
+static char *aes(const char *plaintext) {
+    EVP_CIPHER_CTX *ctx = EVP_CIPHER_CTX_new();
+    if (ctx == NULL) {
+        return NULL;
+    }
+
+//    const char k[33] = "48e5918a74ae21c972b90cce8af6c8be";
+    unsigned char *resultKey = hexStringToBinary(key);
+
+//    const char i[33] = "9a7e7d23610266b1d9fbf98581384d92";
+    unsigned char *resultIv = hexStringToBinary(iv);
+
+    if (EVP_EncryptInit_ex(ctx, EVP_aes_128_cbc(), NULL, resultKey, resultIv) != 1) {
+        free(resultKey);
+        free(resultIv);
+        EVP_CIPHER_CTX_free(ctx);
+        return NULL;
+    }
+
+    EVP_CIPHER_CTX_set_padding(ctx, 1);
+
+    size_t dataLength = strlen(plaintext);
+
+    size_t maxEncryptedLength = dataLength + EVP_CIPHER_block_size(EVP_aes_128_cbc());
+    unsigned char *encryptedData = (unsigned char *) malloc(maxEncryptedLength);
+    if (encryptedData == NULL) {
+        free(resultKey);
+        free(resultIv);
+        EVP_CIPHER_CTX_free(ctx);
+        return NULL;
+    }
+
+    int len;
+    if (EVP_EncryptUpdate(ctx, encryptedData, &len, (const unsigned char *) plaintext,
+                          (int) dataLength) !=
+        1) {
+        free(resultKey);
+        free(resultIv);
+        free(encryptedData);
+        EVP_CIPHER_CTX_free(ctx);
+        return NULL;
+    }
+
+    size_t encryptedLength = len;
+
+    if (EVP_EncryptFinal_ex(ctx, encryptedData + len, &len) != 1) {
+        free(resultKey);
+        free(resultIv);
+        free(encryptedData);
+        EVP_CIPHER_CTX_free(ctx);
+        return NULL;
+    }
+
+    // 更新加密数据长度
+    encryptedLength += len;
+
+    // 创建一个 C 字符串以容纳加密后的数据
+    char *encryptedString = binaryToHex(encryptedData, encryptedLength);
+    if (encryptedString == NULL) {
+        // 内存分配失败
+        free(resultKey);
+        free(resultIv);
+        free(encryptedData);
+        EVP_CIPHER_CTX_free(ctx);
+        return NULL;
+    }
+
+    // 释放内存和资源
+    free(resultKey);
+    free(resultIv);
+    free(encryptedData);
+    EVP_CIPHER_CTX_free(ctx);
+
+    return encryptedString;
+}
+
+jbyte *appendStringToEnd(jbyte *data, size_t *dataLength) {
+    // 获取原始数据长度
+    size_t originalLength = *dataLength;
+
+    size_t appendStringLength = strlen(appendString);
+
+    // 分配新的内存空间，包括原始数据和附加字符串
+    data = (jbyte *) realloc(data,
+                             originalLength + appendStringLength + 1);
+
+    if (data == NULL) {
+        // 内存分配失败的处理
+        return NULL;
+    }
+
+    // 将附加字符串复制到新的内存空间的末尾
+    memcpy(data + originalLength, appendString, appendStringLength);
+
+    // 在新数据的末尾添加 null 终止字符
+    data[originalLength + appendStringLength] = '\0';
+
+    // 更新数据长度
+    *dataLength = originalLength + appendStringLength + 1;
+
+    return data;
+}
+
+JNIEXPORT jbyteArray
+
+JNICALL
+Java_com_lizongying_mytv_Encryptor_hash(JNIEnv *env, jobject thiz, jbyteArray data_) {
+    if (signatureVerified == false) {
+        return NULL;
+    }
+
+    jbyte *data = (*env)->GetByteArrayElements(env, data_, NULL);
+
+    // 获取数据长度
+    size_t dataLength = (*env)->GetArrayLength(env, data_);
+
+//    LOGI("appendStringLength %s", data);
+    data = appendStringToEnd(data, &dataLength);
+
+    dataLength = strlen((const char *) data);
+//    LOGI("dataLength %d", dataLength);
+
+    // 分配内存以存储 MD5 值（16 字节）
+    unsigned char md5Digest[EVP_MAX_MD_SIZE];
+    unsigned int md5DigestLength;
+
+    // 创建 MD5 上下文
+    EVP_MD_CTX *md5Context = EVP_MD_CTX_new();
+    if (md5Context == NULL) {
+        // 处理错误
+        (*env)->ReleaseByteArrayElements(env, data_, data, 0);
+        return NULL;
+    }
+
+    // 初始化 MD5 上下文
+    if (EVP_DigestInit_ex(md5Context, EVP_md5(), NULL) != 1) {
+        // 处理错误
+        EVP_MD_CTX_free(md5Context);
+        (*env)->ReleaseByteArrayElements(env, data_, data, 0);
+        return NULL;
+    }
+
+    // 更新 MD5 上下文
+    if (EVP_DigestUpdate(md5Context, data, dataLength) != 1) {
+        // 处理错误
+        EVP_MD_CTX_free(md5Context);
+        (*env)->ReleaseByteArrayElements(env, data_, data, 0);
+        return NULL;
+    }
+
+    // 获取 MD5 值
+    if (EVP_DigestFinal_ex(md5Context, md5Digest, &md5DigestLength) != 1) {
+        // 处理错误
+        EVP_MD_CTX_free(md5Context);
+        (*env)->ReleaseByteArrayElements(env, data_, data, 0);
+        return NULL;
+    }
+
+    jsize md5Length = (jsize) md5DigestLength;
+
+    // 创建 Java 字节数组以容纳 MD5 值
+    jbyteArray md5Array = (*env)->NewByteArray(env, md5Length);
+    if (md5Array == NULL) {
+        // 处理错误
+        EVP_MD_CTX_free(md5Context);
+        (*env)->ReleaseByteArrayElements(env, data_, data, 0);
+        return NULL;
+    }
+
+    // 将 MD5 值复制到 Java 字节数组
+    (*env)->SetByteArrayRegion(env, md5Array, 0, md5Length, (jbyte *) md5Digest);
+
+    // 释放内存和资源
+    EVP_MD_CTX_free(md5Context);
+    (*env)->ReleaseByteArrayElements(env, data_, data, 0);
+    return md5Array;
+}
+
+JNIEXPORT void JNICALL
+Java_com_lizongying_mytv_Encryptor_init(JNIEnv *env, jobject thiz, jobject context) {
+    // 获取 Context 类
+    jclass contextClass = (*env)->GetObjectClass(env, context);
+
+    // 获取 getAppSignature 方法的 ID
+    jmethodID methodId = (*env)->GetMethodID(env, contextClass, "getAppSignature",
+                                             "()Ljava/lang/String;");
+
+    // 调用 Kotlin 函数
+    jstring result = (jstring) (*env)->CallObjectMethod(env, context, methodId);
+
+    // 检查 result 是否为 NULL
+    if (result == NULL) {
+        return;
+    }
+
+    // 在 C 端处理字符串
+    const char *utfChars = (*env)->GetStringUTFChars(env, result, NULL);
+
+    // 比较签名哈希
+    signatureVerified = (strcmp(utfChars, APP_SIGNATURE) == 0);
+
+    if (signatureVerified == 0 ) {
+        signatureVerified = (strcmp(utfChars, APP_SIGNATURE2) == 0);
+    }
+
+    // 释放字符串
+    (*env)->ReleaseStringUTFChars(env, result, utfChars);
+}
+
+JNIEXPORT jstring JNICALL
+Java_com_lizongying_mytv_Encryptor_encrypt(JNIEnv *env, jobject thiz, jstring t, jstring e,
+                                           jstring r, jstring n, jstring i) {
+    if (signatureVerified == false) {
+        return NULL;
+    }
+
+    const char *t_str = (*env)->GetStringUTFChars(env, t, NULL);
+    const char *e_str = (*env)->GetStringUTFChars(env, e, NULL);
+    const char *r_str = (*env)->GetStringUTFChars(env, r, NULL);
+    const char *n_str = (*env)->GetStringUTFChars(env, n, NULL);
+    const char *i_str = (*env)->GetStringUTFChars(env, i, NULL);
+
+    char El[256];
+    snprintf(El, sizeof(El),
+             "|%s|%s|%s|%s|%s|%s|https://www.yangshipin.c|mozilla/5.0 (macintosh; ||Mozilla|Netscape|MacIntel|",
+             t_str, e_str, "mg3c3b04ba", r_str, n_str, i_str);
+//    LOGI("EL %s", El);
+
+    unsigned int xl = 0;
+    for (int Ll = 0; Ll < strlen(El); Ll++) {
+        xl = (xl << 5) - xl + (unsigned char) El[Ll];
+        xl &= xl;
+    }
+
+    char plaintext[256];
+    snprintf(plaintext, sizeof(plaintext), "|%d%s", xl, El);
+
+    // Encrypt the plaintext
+    char *encryptedResult = aes(plaintext);
+    toUpperCase(encryptedResult);
+
+    char result[512];
+    snprintf(result, sizeof(result), "--01%s", encryptedResult);
+
+//    LOGI("result %s", result);
+
+    // Free the memory allocated in the encrypt function
+    free(encryptedResult);
+
+    (*env)->ReleaseStringUTFChars(env, t, t_str);
+    (*env)->ReleaseStringUTFChars(env, e, e_str);
+    (*env)->ReleaseStringUTFChars(env, r, r_str);
+    (*env)->ReleaseStringUTFChars(env, n, n_str);
+    (*env)->ReleaseStringUTFChars(env, i, i_str);
+
+    // Create a Java string from the result and return it
+    jstring resultString = (*env)->NewStringUTF(env, result);
+
+    return resultString;
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/lizongying/mytv/Encryptor.kt b/app/src/main/java/com/lizongying/mytv/Encryptor.kt
index 04c12bc..525a651 100644
--- a/app/src/main/java/com/lizongying/mytv/Encryptor.kt
+++ b/app/src/main/java/com/lizongying/mytv/Encryptor.kt
@@ -11,7 +11,7 @@ class Encryptor {
 
     companion object {
         init {
-            System.loadLibrary("native-lib")
+            System.loadLibrary("native")
         }
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/lizongying/mytv/MainActivity.kt b/app/src/main/java/com/lizongying/mytv/MainActivity.kt
index 9db5880..928e286 100644
--- a/app/src/main/java/com/lizongying/mytv/MainActivity.kt
+++ b/app/src/main/java/com/lizongying/mytv/MainActivity.kt
@@ -11,6 +11,7 @@ import android.os.Handler
 import android.os.Looper
 import android.util.Log
 import android.view.KeyEvent
+import android.view.WindowManager
 import android.widget.ImageView
 import android.widget.LinearLayout
 import android.widget.TextView
@@ -32,6 +33,8 @@ class MainActivity : FragmentActivity() {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
 
+        window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
+
         if (savedInstanceState == null) {
             supportFragmentManager.beginTransaction()
                 .add(R.id.main_browse_fragment, playbackFragment)
diff --git a/app/src/main/java/com/lizongying/mytv/MainFragment.kt b/app/src/main/java/com/lizongying/mytv/MainFragment.kt
index 9df28f6..7bbd215 100644
--- a/app/src/main/java/com/lizongying/mytv/MainFragment.kt
+++ b/app/src/main/java/com/lizongying/mytv/MainFragment.kt
@@ -36,6 +36,16 @@ class MainFragment : BrowseSupportFragment() {
 
     private var sharedPref: SharedPreferences? = null
 
+//    override fun onCreateView(
+//        inflater: LayoutInflater,
+//        container: ViewGroup?,
+//        savedInstanceState: Bundle?
+//    ): View? {
+//        super.onCreate()
+//        // 使用自定义的布局文件
+//        return inflater.inflate(R.layout.custom_browse_fragment, container, false)
+//    }
+
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
 
@@ -66,7 +76,6 @@ class MainFragment : BrowseSupportFragment() {
 
     private fun setupUIElements() {
         brandColor = ContextCompat.getColor(context!!, R.color.fastlane_background)
-//        headersState = HEADERS_DISABLED
     }
 
     private fun updateRows(tv: TV) {
@@ -111,17 +120,29 @@ class MainFragment : BrowseSupportFragment() {
         adapter = rowsAdapter
 
         itemPosition = sharedPref?.getInt("position", 0)!!
+        if (itemPosition >= tvListViewModel.size()) {
+            itemPosition = 0
+            savePosition(0)
+        }
+
+        val tv = list2[itemPosition].item
 
         val tvModel = tvListViewModel.getTVModel(itemPosition)
         if (tvModel?.ysp() != null) {
+            Log.i(TAG, "ysp ${tvModel.getTV()}")
             lifecycleScope.launch(Dispatchers.IO) {
                 tvModel.let { request?.fetchData(it) }
             }
         } else {
-            (activity as? MainActivity)?.play(list2[itemPosition].item)
-//            (activity as? MainActivity)?.switchInfoFragment(list2[itemPosition].item)
+            (activity as? MainActivity)?.play(tv)
+//            (activity as? MainActivity)?.switchInfoFragment(tv)
         }
 
+        Toast.makeText(
+            activity,
+            tv.title,
+            Toast.LENGTH_SHORT
+        ).show()
         (activity as? MainActivity)?.switchMainFragment()
     }
 
diff --git a/app/src/main/java/com/lizongying/mytv/Request.kt b/app/src/main/java/com/lizongying/mytv/Request.kt
index bef780f..9de7715 100644
--- a/app/src/main/java/com/lizongying/mytv/Request.kt
+++ b/app/src/main/java/com/lizongying/mytv/Request.kt
@@ -89,6 +89,7 @@ class Request(var context: Context) {
                 override fun onResponse(call: Call<LiveInfo>, response: Response<LiveInfo>) {
                     if (response.isSuccessful) {
                         val liveInfo = response.body()
+                        Log.i(TAG, "liveInfo $liveInfo")
                         if (liveInfo?.data?.playurl != null) {
                             val chanll = liveInfo.data.chanll
                             val decodedBytes = Base64.decode(
@@ -117,6 +118,7 @@ class Request(var context: Context) {
                 }
 
                 override fun onFailure(call: Call<LiveInfo>, t: Throwable) {
+                    Log.i(TAG, "get data error")
                 }
             })
     }
diff --git a/app/src/main/java/com/lizongying/mytv/models/TVListViewModel.kt b/app/src/main/java/com/lizongying/mytv/models/TVListViewModel.kt
index 78b941a..dff5038 100644
--- a/app/src/main/java/com/lizongying/mytv/models/TVListViewModel.kt
+++ b/app/src/main/java/com/lizongying/mytv/models/TVListViewModel.kt
@@ -1,6 +1,5 @@
 package com.lizongying.mytv.models
 
-import android.util.Log
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import com.lizongying.mytv.TV
@@ -41,4 +40,8 @@ class TVListViewModel : ViewModel() {
     fun getTVModel(id: Int): TVViewModel? {
         return tvModelListLiveData.value?.get(id)
     }
+
+    fun size(): Int {
+        return tvListLiveData.value!!.size
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/res/layout/browse_fragment.xml b/app/src/main/res/layout/browse_fragment.xml
new file mode 100644
index 0000000..d18ae54
--- /dev/null
+++ b/app/src/main/res/layout/browse_fragment.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- res/layout/custom_browse_fragment.xml -->
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <FrameLayout
+        android:id="@+id/right_content_frame"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_toRightOf="@+id/browse_headers" />
+
+    <fragment
+        android:id="@+id/browse_headers"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_alignParentStart="true"
+        android:layout_alignParentLeft="true" />
+</RelativeLayout>