fix(camera): 解决相机拍照功能的竞态条件和重试机制问题

- 修复了相机回调中的竞态条件，使用isShowCamera标识查找空闲槽位
- 将图片处理逻辑移至IO线程，避免主线程阻塞
- 添加了照片拍摄失败回调处理函数
- 简化了相机拍照调用方式，直接传递回调函数
- 在FoodCollectionAdapter中使用Glide加载图片uri
- 添加了相机绑定失败时的自动重试机制，包含延迟重试逻辑
- 增加了详细的错误日志记录和异常处理

app/src/main/java/com/sw/dualscreen/activity/fragment/CollectFragment.kt

@@ -98,15 +98,16 @@ class CollectFragment : BaseFragment<FragmentCollectBinding>() {
     }
 
 
-    private val cameraCallback: (Uri) -> Unit = cameraCallback@{ uri ->
+    private val cameraCallback: (Uri) -> Unit = { uri ->
         try {
-            val index = foodCollectionList.indexOfFirst { it.imageFile == null }
-            if (index == -1) {
-                ToastUtils.showToast("每次只允许保存${MAX_COUNT}条数据")
-                settingActivity?.hideWaitingDialog()
-                return@cameraCallback
-            }
             activity?.lifecycleScope?.launch(Dispatchers.Main) {
+                // 主线程原子操作：查找空闲槽位并立即标记，避免竞态
+                val index = foodCollectionList.indexOfFirst { it.isShowCamera }
+                if (index == -1) {
+                    ToastUtils.showToast("每次只允许保存${MAX_COUNT}条数据")
+                    settingActivity?.hideWaitingDialog()
+                    return@launch
+                }
                 foodCollectionList[index].let {
                     it.imageVector = null
                     it.bitmap = null
@@ -115,11 +116,11 @@ class CollectFragment : BaseFragment<FragmentCollectBinding>() {
                     it.imageUri = uri
                 }
                 collectionAdapter.notifyItemChanged(index)
-            }
+                // IO线程处理bitmap
-//            settingActivity?.hideWaitingDialog()
+                launch(Dispatchers.IO) {
-            activity?.lifecycleScope?.launch(Dispatchers.IO) {
+                    ImageUtil.uriToBitmap(requireActivity(), uri)?.let { bitmap ->
-                ImageUtil.uriToBitmap(requireActivity(), uri)?.let { bitmap ->
+                        getImageVector(index, bitmap)
-                    getImageVector(index, bitmap)
+                    }
                 }
             }
         } catch (e: Exception) {
@@ -130,6 +131,10 @@ class CollectFragment : BaseFragment<FragmentCollectBinding>() {
         }
     }
 
+    private val photoFailCallback: (String) -> Unit = { errMsg ->
+        settingActivity?.hideWaitingDialog()
+    }
+
     private fun getImageVector(index: Int, bitmap: Bitmap) {
 //        val bitmap = BitmapCropper.cropCenter(
 //            original = srcBmp,
@@ -171,13 +176,7 @@ class CollectFragment : BaseFragment<FragmentCollectBinding>() {
         }
 
         settingActivity?.showWaitingDialog("采集中……")
-        cameraUtils.takePhoto(succCallback = { uri ->
+        cameraUtils.takePhoto(succCallback = cameraCallback, failCallback = photoFailCallback)
-            settingActivity?.lifecycleScope?.launch((Dispatchers.IO)) {
-                cameraCallback(uri)
-            }
-        }, failCallback = { errMsg ->
-            settingActivity?.hideWaitingDialog()
-        })
     }
 
     private var cameraErrorCount = 0

app/src/main/java/com/sw/dualscreen/adapter/FoodCollectionAdapter.kt

@@ -40,7 +40,7 @@ class FoodCollectionAdapter (var list: MutableList<FoodCollectionBean>) :
                     //setImageURI(it.imageUri)
                     //setImageBitmap(it.bitmap)
                     if (it.imageUri!=null) {
-                        setImageURI(it.imageUri)
+                        load(it.imageUri)
                     } else {
                         load(it.imageFile)
                     }

app/src/main/java/com/sw/dualscreen/utils/PhotoCaptureHelper.kt

@@ -2,6 +2,8 @@ package com.sw.dualscreen.utils
 
 import android.content.Context
 import android.net.Uri
+import android.os.Handler
+import android.os.Looper
 import androidx.core.content.FileProvider
 import androidx.camera.core.ImageCapture
 import androidx.camera.core.ImageCaptureException
@@ -42,7 +44,8 @@ class PhotoCaptureHelper(
      */
     fun takePhoto(
         fileNamePrefix: String = "IMG_",
-        fileExtension: String = ".jpg"
+        fileExtension: String = ".jpg",
+        isRetry: Boolean = false
     ) {
         Timber.d("开始拍照采集")
 
@@ -70,13 +73,16 @@ class PhotoCaptureHelper(
                     }
 
                     override fun onError(exception: ImageCaptureException) {
+                        Timber.e(exception)
                         val errorMsg = "拍照失败: ${exception.message}"
-                        if (errorMsg.contains("Not bound to a valid Camera")) {
+                        if (errorMsg.contains("Not bound to a valid Camera") && !isRetry) {
-                            if (bindCamera != null) {
+                            Timber.w(exception, "相机未绑定，尝试重新绑定后重试")
-                                bindCamera?.invoke()
+                            bindCamera?.invoke()
-                                //takePhoto()
+                            // 延迟重试，等待相机异步绑定完成
-                            }
+                            Handler(Looper.getMainLooper()).postDelayed({
-
+                                takePhoto(fileNamePrefix, fileExtension, isRetry = true)
+                            }, 300)
+                            return
                         }
                         Timber.e(exception, errorMsg)
                         onError(errorMsg)