feat(login): 集成PLC控制系统实现餐盘柜硬件交互

- 添加plc_aar_104.aar依赖库支持PLC硬件通信
- 新增PlcCallback、PlcHelper和PlcStatus工具类封装PLC操作接口
- 实现PLC状态查询功能替换原有的模拟检测逻辑
- 集成出盘操作流程，支持真实硬件控制
- 优化餐盘检测逻辑，增加PLC通信异常处理机制
- 统一回调处理确保所有操作在主线程执行

app/src/main/java/com/sw/platecabinet/activity/LoginByFaceActivity.kt

@@ -57,6 +57,9 @@ import com.sw.platecabinet.utils.LogFileUtil
 import com.sw.platecabinet.utils.PlateUtils
 import com.sw.platecabinet.utils.RegisterCallbackHandler
 import com.sw.platecabinet.utils.SoundPoolUtil
+import com.sw.platecabinet.utils.mego.PlcCallback
+import com.sw.platecabinet.utils.mego.PlcHelper
+import com.sw.platecabinet.utils.mego.PlcStatus
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
@@ -386,39 +389,48 @@ class LoginByFaceActivity : BaseActivity<ActivityLoginFaceBinding>(),
     private var plateEnable = false
 
     /**
-     * 检测有无餐盘
-     */
-    private fun checkHasPlate(block: (Boolean) -> Unit) {
-        showWaitingDialog("检测餐盘中，请稍候……")
-        binding.root.postDelayed({
-            hideWaitingDialog()
-            block(true)
-        }, 1500)
-    }
-
-    /**
-     * 打开餐盘柜
+     * 打开餐盘柜：先获取 PLC 状态，有盘则出盘，无盘则播放提示音
      */
     private fun openPlate(userId: String?) {
         if (plateEnable.not()) return
         loadLogInfo("collectFace,openPlate: userId=$userId")
-        checkHasPlate { hasPlate ->
-            if (hasPlate.not()) {
-                //暂无餐盘，请联系管理人员
-                loadLogInfo("collectFace,openPlate: 暂无餐盘，请联系管理人员，isCollectFace=$isCollectFace")
+        showWaitingDialog("检测餐盘中，请稍候……")
+        PlcHelper.getInstance(this).getStatus(object : PlcCallback<PlcStatus> {
+            override fun onSuccess(result: PlcStatus) {
+                hideWaitingDialog()
+                if (result.isEmptyPlate) {
+                    // 无餐盘，播放提示音并返回首页
+                    loadLogInfo("collectFace,openPlate: 暂无餐盘，isEmptyPlate=true，isCollectFace=$isCollectFace")
+                    SoundPoolUtil.getInstance().play(NO_PLATE_REMIND, 0)
+                    goInitActivity()
+                    return
+                }
+                // 有餐盘，播放识别成功音效并调用出盘
+                loadLogInfo("collectFace,openPlate: 检测到餐盘，开始出盘")
+                SoundPoolUtil.getInstance().play(RECOGNIZE_SUCCESS, 0)
+                plateEnable = false
+                recognizeCountDownUtil.cancelCountDown()
+                PlcHelper.getInstance(this@LoginByFaceActivity).outPlate(object : PlcCallback<String> {
+                    override fun onSuccess(result: String) {
+                        loadLogInfo("collectFace,openPlate: 出盘成功，result=$result")
+                        goInitActivity()
+                    }
+
+                    override fun onError(message: String) {
+                        loadLogInfo("collectFace,openPlate: 出盘失败，message=$message")
+                        goInitActivity()
+                    }
+                })
+            }
+
+            override fun onError(message: String) {
+                hideWaitingDialog()
+                // 状态获取失败，保底播放无盘提示
+                loadLogInfo("collectFace,openPlate: 获取PLC状态失败，message=$message")
                 SoundPoolUtil.getInstance().play(NO_PLATE_REMIND, 0)
                 goInitActivity()
-                return@checkHasPlate
             }
-            //取餐盘
-            SoundPoolUtil.getInstance().play(RECOGNIZE_SUCCESS, 0)
-            //调用发盘方法
-            PlateUtils.open(this, "", false) {
-                goInitActivity()
-            }
-            plateEnable = false
-            recognizeCountDownUtil.cancelCountDown()
-        }
+        })
     }
 
     private val openDebouncer by lazy { Debouncer(5000) }