取消动画，处理关闭界面相机预览残留问题

app/src/main/java/com/sw/inbound/viewmodel/SelfProcurementViewModel.kt

@@ -15,6 +15,7 @@ import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 import timber.log.Timber
@@ -57,6 +58,14 @@ class SelfProcurementViewModel @Inject constructor(
     private val _weightInfo = MutableStateFlow<Double?>(0.0)
     val weightInfo: StateFlow<Double?> = _weightInfo
 
+
+    private val _showCameraPreview = MutableStateFlow(true)
+    val showCameraPreview = _showCameraPreview.asStateFlow()
+
+    fun updateCameraPreviewShow(show: Boolean) {
+        _showCameraPreview.value = show
+    }
+
     /**
      * 数量是否是用户输入的值
      */