diff --git a/app/src/main/java/com/sw/dualscreen/activity/BaseActivity.kt b/app/src/main/java/com/sw/dualscreen/activity/BaseActivity.kt
index 670e16a..4ec7296 100644
--- a/app/src/main/java/com/sw/dualscreen/activity/BaseActivity.kt
+++ b/app/src/main/java/com/sw/dualscreen/activity/BaseActivity.kt
@@ -157,7 +157,7 @@ abstract class BaseActivity<VB : ViewBinding> : AppCompatActivity() {
                 override fun onScanSuccess(barcode: String?) {
                     Timber.d("onScanSuccess barcode = $barcode")
                     if (barcode == null) return
-                    handleScanKeyInfo(barcode)
+                    scanGunKeyEventCallback(barcode)
                 }
             })
     }
@@ -166,12 +166,8 @@ abstract class BaseActivity<VB : ViewBinding> : AppCompatActivity() {
     /**
      * 处理扫描枪数据
      */
-    protected open fun handleScanKeyInfo(scanInfo: String) {
-        var payCode = scanInfo
-        //if (scanInfo.length > 6) {
-        //    payCode = scanInfo.take(6)
-        //}
-        Log.d("TAG", "handleScanKeyInfo: " + payCode)
+    open fun scanGunKeyEventCallback(scanInfo: String) {
+        Timber.tag("TAG").d("handleScanKeyInfo: $scanInfo")
     }
 
     override fun dispatchKeyEvent(event: KeyEvent): Boolean {
diff --git a/app/src/main/java/com/sw/dualscreen/activity/PayActivity.kt b/app/src/main/java/com/sw/dualscreen/activity/PayActivity.kt
index 30100f0..91f076b 100644
--- a/app/src/main/java/com/sw/dualscreen/activity/PayActivity.kt
+++ b/app/src/main/java/com/sw/dualscreen/activity/PayActivity.kt
@@ -16,10 +16,12 @@ import com.sw.dualscreen.model.response.MemberInfo
 import com.sw.dualscreen.model.response.PaySuccessEvent
 import com.sw.dualscreen.presentation.pay.PayPresentation
 import com.sw.dualscreen.utils.SPUtil
+import com.sw.dualscreen.utils.SoundPoolUtil
 import com.sw.dualscreen.viewmodel.BaseViewModel
 import com.sw.dualscreen.viewmodel.UserViewModel
 import com.sw.plate.utils.arcface.viewmodel.RecognizeViewModel
 import org.greenrobot.eventbus.EventBus
+import timber.log.Timber
 
 class PayActivity : BaseActivity<ActivityPayBinding>() {
 
@@ -36,6 +38,7 @@ class PayActivity : BaseActivity<ActivityPayBinding>() {
         const val TAG_PAY_NUMBER = "tagPayNumber"
         const val TAG_PAY_FACE = "tagPayFace"
         const val TAG_PAY_RESULT = "tagPayResult"
+        const val PAY_SUCCESS = "pay_success"
     }
 
     val userViewModel by viewModels<UserViewModel>()
@@ -70,10 +73,19 @@ class PayActivity : BaseActivity<ActivityPayBinding>() {
         )
     }
 
+    fun playSoundOnPaySuccess() {
+        SoundPoolUtil.getInstance().play(PAY_SUCCESS, 0)
+    }
+
     @Suppress("DEPRECATION")
     override fun initialize() {
         super.initialize()
         presentation.show()
+
+        val soundMap = hashMapOf<String, Int>()
+        soundMap[PAY_SUCCESS] = R.raw.pay_success
+        SoundPoolUtil.getInstance().loadR(this, soundMap)
+
         foodInfo = intent.getParcelableExtra(FOOD_INFO)
         foodOrderId = intent.getStringExtra(FOOD_ORDER_ID) ?: ""
         eatNum = intent.getIntExtra(FOOD_EAT_NUM, 1)
@@ -185,6 +197,7 @@ class PayActivity : BaseActivity<ActivityPayBinding>() {
     }
 
     fun showPaySuccess(isVip: Boolean) {
+        playSoundOnPaySuccess()
         EventBus.getDefault().post(PaySuccessEvent())
         showPayInfo(type = 2, isVip = isVip, memberInfo = memberInfo)
         hidePayTab()
@@ -273,6 +286,17 @@ class PayActivity : BaseActivity<ActivityPayBinding>() {
         }
     }
 
+    override fun scanGunKeyEventCallback(scanInfo: String) {
+        super.scanGunKeyEventCallback(scanInfo)
+        userViewModel.qrCodePay(scanInfo, foodOrderId) { payState, backData ->
+            Timber.d("qrCodePay支付返回数据:state=$payState,backData=$backData")
+            if (payState) {
+                showPaySuccess(false)
+            }
+        }
+
+    }
+
 //    fun bindOrder(userId: String, block: () -> Unit) {
 //        val pickupMode = SPUtil.getInstance().get(GlobalKey.KEY_PICKUP_MODE, 0)
 //        val mode = if (pickupMode == 1) 1 else 2
diff --git a/app/src/main/java/com/sw/dualscreen/network/api/ApiService.kt b/app/src/main/java/com/sw/dualscreen/network/api/ApiService.kt
index f8a186b..3962d50 100644
--- a/app/src/main/java/com/sw/dualscreen/network/api/ApiService.kt
+++ b/app/src/main/java/com/sw/dualscreen/network/api/ApiService.kt
@@ -216,6 +216,18 @@ interface ApiService {
         @Query("totalFee") totalFee: String? = null
     ): ApiResponse<String?>
 
+    /**
+     * 二维码支付
+     * @param orderType 0付款 1会员充值
+     */
+    @GET
+    suspend fun qrCodePay(
+        @Url url: String = "${GlobalData.appBaseUrl}/terminal/neglect/pay/app/qrCodePay",
+        @Query("authCode") authCode: String,
+        @Query("outTradeNo") orderNo: String,
+        @Query("orderType") orderType:Int
+    ): ApiResponse<String?>
+
     /**
      * 开餐-生成订单
      */
diff --git a/app/src/main/java/com/sw/dualscreen/repository/RemoteRepository.kt b/app/src/main/java/com/sw/dualscreen/repository/RemoteRepository.kt
index 2d188e4..94dd563 100644
--- a/app/src/main/java/com/sw/dualscreen/repository/RemoteRepository.kt
+++ b/app/src/main/java/com/sw/dualscreen/repository/RemoteRepository.kt
@@ -186,6 +186,15 @@ class RemoteRepository constructor(
         }
     }
 
+    /**
+     * 二维码支付
+     */
+    suspend fun qrCodePay(authCode: String,orderNo: String): ApiResponse<String?> {
+        return safeApiCall {
+            apiService.qrCodePay(authCode = authCode, orderNo=orderNo, orderType = 0)
+        }
+    }
+
     suspend fun getDinnerType(
 //        restId: String = GlobalData.restId,
     ): ApiResponse<DinnerType> {
diff --git a/app/src/main/java/com/sw/dualscreen/utils/SoundPoolUtil.java b/app/src/main/java/com/sw/dualscreen/utils/SoundPoolUtil.java
new file mode 100644
index 0000000..4ace7ff
--- /dev/null
+++ b/app/src/main/java/com/sw/dualscreen/utils/SoundPoolUtil.java
@@ -0,0 +1,427 @@
+package com.sw.dualscreen.utils;
+
+import android.content.Context;
+import android.content.res.AssetFileDescriptor;
+import android.media.AudioAttributes;
+import android.media.AudioManager;
+import android.media.SoundPool;
+import android.os.Build;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+public class SoundPoolUtil {
+
+    private static final String TAG = SoundPoolUtil.class.getSimpleName();
+    private static SoundPoolUtil mSound;
+    private SoundPool mSoundPool;
+    private boolean isLoadC = false;
+    private Map<String, Integer> idCache;
+    private List<Integer> sidCache;
+
+    public SoundPoolUtil() {
+        idCache = new HashMap<>();
+        sidCache = new ArrayList<>();
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            AudioAttributes aab = new AudioAttributes.Builder()
+                    .setContentType(AudioAttributes.CONTENT_TYPE_MUSIC)
+                    .setUsage(AudioAttributes.USAGE_MEDIA)
+                    .build();
+            mSoundPool = new SoundPool.Builder()
+                    .setMaxStreams(10)
+                    .setAudioAttributes(aab)
+                    .build();
+        } else {
+            mSoundPool = new SoundPool(10, AudioManager.STREAM_MUSIC, 8);
+        }
+//        mSoundPool = new SoundPool(60, AudioManager.USE_DEFAULT_STREAM_TYPE, 7);
+        mSoundPool.setOnLoadCompleteListener(new MyOnLoadCompleteListener());
+    }
+
+    public static SoundPoolUtil getInstance() {
+
+        synchronized (SoundPoolUtil.class) {
+            if (mSound == null) {
+                mSound = new SoundPoolUtil();
+            }
+        }
+        return mSound;
+    }
+
+    private int loadCompleteSize = 0;
+    private LoadCompletion completionListener;
+
+    public void setCompletionListener(LoadCompletion listener) {
+        this.completionListener = listener;
+    }
+
+    private class MyOnLoadCompleteListener implements SoundPool.OnLoadCompleteListener {
+
+        @Override
+        public void onLoadComplete(SoundPool soundPool, int sampleId, int status) {
+            loadCompleteSize++;
+
+            L.e("loadSize" + loadSize + "===" + loadCompleteSize);
+            if (loadSize == loadCompleteSize) {
+                isLoadC = true;
+                if (completionListener != null) {
+                    completionListener.onCompletion();
+                }
+            }
+        }
+    }
+
+
+    /**
+     * 加载指定资源
+     *
+     * @param name
+     * @param path
+     */
+    public void loadR(String name, String path) {
+        if (checkSoundPool()) {
+            if (!idCache.containsKey(name)) {
+                idCache.put(name, mSoundPool.load(path, 1));
+            }
+        }
+    }
+
+    private int loadSize = 0;
+
+    /**
+     * 加载指定路径列表的资源
+     *
+     * @param map
+     */
+    public void loadR(Map<String, String> map) {
+        loadSize = map.size();
+        Set<Map.Entry<String, String>> entries = map.entrySet();
+        for (Map.Entry<String, String> entry : entries) {
+            String key = entry.getKey();
+            if (checkSoundPool()) {
+                if (!idCache.containsKey(key)) {
+                    idCache.put(key, mSoundPool.load(entry.getValue(), 1));
+                }
+            }
+        }
+    }
+
+    /**
+     * 加载指定AssetFileDescriptor的资源
+     *
+     * @param name
+     * @param afd
+     */
+    public void loadRF(String name, AssetFileDescriptor afd) {
+        if (checkSoundPool()) {
+            if (!idCache.containsKey(name)) {
+                idCache.put(name, mSoundPool.load(afd.getFileDescriptor(), afd.getStartOffset(), afd.getLength(), 1));
+            }
+        }
+    }
+
+    /**
+     * 加载指定AssetFileDescriptor列表的资源
+     *
+     * @param map
+     */
+    public void loadRF(Map<String, AssetFileDescriptor> map) {
+        Set<Map.Entry<String, AssetFileDescriptor>> entries = map.entrySet();
+        for (Map.Entry<String, AssetFileDescriptor> entry : entries) {
+            String key = entry.getKey();
+            if (checkSoundPool()) {
+                if (!idCache.containsKey(key)) {
+                    idCache.put(key, mSoundPool.load(entry.getValue().getFileDescriptor(), entry.getValue().getStartOffset(), entry.getValue().getLength(), 1));
+                }
+            }
+        }
+    }
+
+    /**
+     * 加载指定列表资源
+     *
+     * @param context
+     * @param map
+     */
+    public void loadR(Context context, Map<String, Integer> map) {
+        loadSize = map.size();
+        Set<Map.Entry<String, Integer>> entries = map.entrySet();
+        for (Map.Entry<String, Integer> entry : entries) {
+            String key = entry.getKey();
+            if (checkSoundPool()) {
+
+                if (!idCache.containsKey(key)) {
+                    idCache.put(key, mSoundPool.load(context, entry.getValue(), 1));
+                }
+            }
+        }
+    }
+
+    /**
+     * 加载单个音频
+     *
+     * @param context
+     * @param name
+     * @param res
+     */
+    public void loadR(Context context, String name, int res) {
+        if (checkSoundPool()) {
+            if (!idCache.containsKey(name)) {
+                idCache.put(name, mSoundPool.load(context, res, 1));
+            }
+        }
+    }
+
+    /**
+     * 播放指定音频，并返用于停止、暂停、恢复的StreamId
+     *
+     * @param name
+     * @param times
+     * @return
+     */
+    public int play(String name, int times) {
+        L.e(String.format("play %s times=%s", name, times));
+        return this.play(name, 1, 1, 1, times, 1);
+    }
+
+    /**
+     * 播放指定音频，并指定播放次数和频率
+     *
+     * @param name
+     * @param times
+     * @param rate
+     * @return
+     */
+    public int play(String name, int times, int rate) {
+        return this.play(name, 1, 1, 1, times, rate);
+    }
+
+    /**
+     * 播放指定音频，并指定优先级和播放频率
+     *
+     * @param name
+     * @param property
+     * @param times
+     * @param rate
+     * @return
+     */
+    public int play(String name, int property, int times, int rate) {
+        return this.play(name, 1, 1, property, times, rate);
+    }
+
+    /**
+     * 播放指定音频，并指定左右声道、优先级、播放次数、播放频率
+     *
+     * @param name
+     * @param leftVolume
+     * @param rightVolume
+     * @param property
+     * @param times
+     * @param rate
+     * @return
+     */
+    public int play(String name, float leftVolume, float rightVolume, int property, int times, int rate) {
+        int streamId = -1;
+        if (checkSoundPool()) {
+            L.d(TAG, "play: " + name);
+            if (idCache.containsKey(name) && isLoadC) {
+                L.d(TAG, "name:" + idCache.get(name));
+                streamId = mSoundPool.play(idCache.get(name), leftVolume, rightVolume, property, times, rate);
+                L.d(TAG, "streadmId:" + streamId);
+                sidCache.add(streamId);
+            }
+        }
+        return streamId;
+    }
+
+    /**
+     * 播放指定列表的音频，并返回并返用于停止、暂停、恢复的StreamId列表
+     *
+     * @param names
+     * @param times
+     * @return
+     */
+    public List<Integer> play(List<String> names, int times) {
+
+        return this.play(names, 1, 1, 1, times, 1);
+    }
+
+    /**
+     * 播放指定列表的音频，并返回并返用于停止、暂停、恢复的StreamId列表，指定次数和频率
+     *
+     * @param names
+     * @param times
+     * @param rate
+     * @return
+     */
+    public List<Integer> play(List<String> names, int times, int rate) {
+
+        return this.play(names, 1, 1, 1, times, rate);
+    }
+
+    /**
+     * 播放指定列表的音频，并返回并返用于停止、暂停、恢复的StreamId列表，指定所有参数
+     *
+     * @param names
+     * @param leftVolume
+     * @param rightVolume
+     * @param property
+     * @param times
+     * @param rate
+     * @return
+     */
+    public List<Integer> play(List<String> names, int leftVolume, int rightVolume, int property, int times, int rate) {
+        List<Integer> streamIds = new ArrayList<>();
+        if (checkSoundPool()) {
+            for (String name : names) {
+                if (idCache.containsKey(name) && isLoadC) {
+                    int a = mSoundPool.play(idCache.get(name), leftVolume, rightVolume, property, times, rate);
+                    streamIds.add(a);
+                    sidCache.add(a);
+                }
+            }
+        }
+        return streamIds;
+    }
+
+    /**
+     * 停止指定id音频
+     */
+    public void stop(int r) {
+        if (checkSoundPool()) {
+            mSoundPool.stop(r);
+        }
+    }
+
+    /**
+     * 停止指定列表音频
+     */
+    public void stopAll() {
+        if (checkSoundPool()) {
+            for (int r : sidCache) {
+                mSoundPool.stop(r);
+            }
+        }
+    }
+
+    /**
+     * 暂停指定音效
+     *
+     * @param r
+     */
+    public void pause(int r) {
+        if (checkSoundPool()) {
+            mSoundPool.pause(r);
+        }
+    }
+
+    /**
+     * 暂停指定列表音频
+     *
+     * @param list
+     */
+    public void pause(List<Integer> list) {
+        if (checkSoundPool()) {
+            for (int r : list) {
+                mSoundPool.pause(r);
+            }
+        }
+    }
+
+    /**
+     * 暂停所有音效
+     */
+    public void pauseAll() {
+        mSoundPool.autoPause();
+    }
+
+    /**
+     * 恢复指定音频播放
+     *
+     * @param r
+     */
+    public void resume(int r) {
+        if (checkSoundPool()) {
+            mSoundPool.resume(r);
+        }
+    }
+
+    /**
+     * 恢复指定列表的音频
+     *
+     * @param list
+     */
+    public void resume(List<Integer> list) {
+        if (checkSoundPool()) {
+            for (int r : list) {
+                mSoundPool.resume(r);
+            }
+        }
+    }
+
+    /**
+     * 恢复所有暂停的音频
+     */
+    public void resumeAll() {
+        if (checkSoundPool()) {
+            mSoundPool.autoResume();
+        }
+    }
+
+    /**
+     * 卸载指定音频
+     *
+     * @param name
+     */
+    public void unLoad(String name) {
+        if (checkSoundPool()) {
+            if (idCache.containsKey(name)) {
+                mSoundPool.unload(idCache.get(name));
+                idCache.remove(name);
+            }
+        }
+    }
+
+    /**
+     * 卸载指定列表的音频
+     *
+     * @param names
+     */
+    public void unLoad(List<String> names) {
+        if (checkSoundPool()) {
+            for (String name : names) {
+                if (idCache.containsKey(name)) {
+                    mSoundPool.unload(idCache.get(name));
+                    idCache.remove(name);
+                }
+            }
+        }
+    }
+
+
+    /**
+     * 释放所有资源，如果想继续播放，需要重新加载资源
+     */
+    public void release() {
+        if (checkSoundPool()) {
+            mSound = null;
+            mSoundPool.release();
+            idCache.clear();
+        }
+    }
+
+    private boolean checkSoundPool() {
+        if (mSoundPool != null) {
+            return true;
+        }
+        return false;
+    }
+
+    public interface LoadCompletion {
+        void onCompletion();
+    }
+}
+
diff --git a/app/src/main/java/com/sw/dualscreen/viewmodel/UserViewModel.kt b/app/src/main/java/com/sw/dualscreen/viewmodel/UserViewModel.kt
index a1dd0e1..ed548f4 100644
--- a/app/src/main/java/com/sw/dualscreen/viewmodel/UserViewModel.kt
+++ b/app/src/main/java/com/sw/dualscreen/viewmodel/UserViewModel.kt
@@ -5,6 +5,7 @@ import com.arcsoft.face.ErrorInfo
 import com.sw.dualscreen.GlobalData
 import com.sw.dualscreen.GlobalKey
 import com.sw.dualscreen.model.request.UserNutritionParam
+import com.sw.dualscreen.model.response.ApiResponse
 import com.sw.dualscreen.model.response.DeviceConfig
 import com.sw.dualscreen.model.response.DinnerType
 import com.sw.dualscreen.model.response.FoodInfo
@@ -359,6 +360,19 @@ class UserViewModel : BaseViewModel() {
         }
     }
 
+    /**
+     * 二维码支付
+     */
+    fun qrCodePay(authCode: String,orderNo: String, block:(Boolean, String?)-> Unit){
+        launch {
+            val response = repository.qrCodePay(authCode, orderNo)
+            if (parseResponse(response)) {
+                block(true, response.data)
+            } else {
+                block(false, null)
+            }
+        }
+    }
     fun getDinnerType() {
         Timber.tag(TAG).d("getDinnerType")
         _dinnerTypeInfo.value = null
diff --git a/app/src/main/res/raw/pay_success.mp3 b/app/src/main/res/raw/pay_success.mp3
new file mode 100644
index 0000000..2415638
Binary files /dev/null and b/app/src/main/res/raw/pay_success.mp3 differ