fix(accesskey): don't crash when access-key bitmap render fails

apps/flipcash/shared/accesskey/src/main/kotlin/com/flipcash/app/accesskey/BaseAccessKeyViewModel.kt

@@ -25,7 +25,9 @@ import com.getcode.theme.GradientSpec
 import com.getcode.theme.White
 import com.getcode.ui.utils.toAGColor
 import com.getcode.util.resources.ResourceHelper
+import com.getcode.utils.TraceType
 import com.getcode.utils.decodeBase64
+import com.getcode.utils.trace
 import androidx.lifecycle.ViewModel
 import com.getcode.view.LoadingSuccessState
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -91,15 +93,28 @@ abstract class BaseAccessKeyViewModel(
         }
 
         viewModelScope.launch(dispatchers.IO) {
-            val accessKeyBitmap = createBitmapForExport(drawBackground = true, words = words, entropyB64 = entropyB64)
-            val accessKeyBitmapDisplay = createBitmapForExport(drawBackground = false, words, entropyB64)
-            val accessKeyCroppedBitmap =
-                Bitmap.createBitmap(accessKeyBitmapDisplay, 0, 500, 1200, 1450)
-
-            uiFlow.update {
-                it.copy(
-                    accessKeyBitmap = accessKeyBitmap,
-                    accessKeyCroppedBitmap = accessKeyCroppedBitmap
+            runCatching {
+                val accessKeyBitmap = createBitmapForExport(drawBackground = true, words = words, entropyB64 = entropyB64)
+                val accessKeyBitmapDisplay = createBitmapForExport(drawBackground = false, words, entropyB64)
+                val accessKeyCroppedBitmap =
+                    Bitmap.createBitmap(accessKeyBitmapDisplay, 0, 500, 1200, 1450)
+
+                uiFlow.update {
+                    it.copy(
+                        accessKeyBitmap = accessKeyBitmap,
+                        accessKeyCroppedBitmap = accessKeyCroppedBitmap
+                    )
+                }
+            }.onFailure { error ->
+                if (error is kotlin.coroutines.cancellation.CancellationException) throw error
+                // Bitmap rendering can fail on some OEM devices with
+                // "width and height must be > 0". Report as a non-fatal instead
+                // of crashing; the UI handles null bitmaps. Refs Bugsnag 6a4528ca.
+                trace(
+                    tag = "access-key",
+                    message = "Failed to render access key bitmap",
+                    error = error,
+                    type = TraceType.Error,
                 )
             }
         }

libs/quickresponse/src/main/kotlin/com/getcode/libs/qr/QRCodeGenerator.kt

@@ -44,10 +44,12 @@ internal fun generateQr(
         null
     }
 
-    val matrixWidth = bitmapMatrix?.width ?: size
-    val matrixHeight = bitmapMatrix?.height ?: size
+    // Guard against a zero/negative dimension reaching Bitmap.createBitmap,
+    // which throws IllegalArgumentException("width and height must be > 0").
+    val matrixWidth = (bitmapMatrix?.width ?: size).coerceAtLeast(1)
+    val matrixHeight = (bitmapMatrix?.height ?: size).coerceAtLeast(1)
 
-    val newBitmap = createBitmap(bitmapMatrix?.width ?: size, bitmapMatrix?.height ?: size)
+    val newBitmap = createBitmap(matrixWidth, matrixHeight)
 
     val pixels = IntArray(matrixWidth * matrixHeight)