群聊创建失败提示弹窗问题

app/src/main/java/com/aiosman/ravenow/ui/group/CreateGroupChatScreen.kt

@@ -95,26 +95,15 @@ fun CreateGroupChatScreen() {
         systemUiController.setNavigationBarColor(Color.Transparent)
     }
 
-    Column(
+    Box(
         modifier = Modifier
             .fillMaxSize()
             .background(AppColors.background)
     ) {
-        // 错误提示
-        CreateGroupChatViewModel.errorMessage?.let { error ->
-            Box(
+        Column(
             modifier = Modifier
-                    .fillMaxWidth()
-                    .background(AppColors.error.copy(alpha = 0.1f))
-                    .padding(16.dp)
+                .fillMaxSize()
         ) {
-                Text(
-                    text = error,
-                    color = AppColors.error,
-                    fontSize = 14.sp
-                )
-            }
-        }
             StatusBarSpacer()
 
             // 头部
@@ -492,6 +481,38 @@ fun CreateGroupChatScreen() {
             }
 
         }
+
+        // 居中显示的错误提示弹窗
+        CreateGroupChatViewModel.errorMessage?.let { error ->
+            Box(
+                modifier = Modifier
+                    .fillMaxSize()
+                    .padding(24.dp)
+            ) {
+                Column(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .align(Alignment.Center), // 在Box中居中对齐
+                    horizontalAlignment = Alignment.CenterHorizontally, // 水平居中
+                    verticalArrangement = Arrangement.Center // 垂直居中
+                ) {
+                    androidx.compose.material3.Card(
+                        modifier = Modifier
+                            .fillMaxWidth(0.8f),
+                        shape = RoundedCornerShape(8.dp)
+                    ) {
+                        Text(
+                            text = error,
+                            modifier = Modifier
+                                .padding(16.dp)
+                                .fillMaxWidth(),
+                            color = Color.Red,
+                            fontSize = 14.sp,
+                            textAlign = androidx.compose.ui.text.style.TextAlign.Center
+                        )
+                    }
+                }
+            }
+        }
+    }
 }
-
-

app/src/main/java/com/aiosman/ravenow/ui/group/CreateGroupChatViewModel.kt

@@ -28,6 +28,7 @@ import com.tencent.imsdk.v2.V2TIMConversationResult
 import com.tencent.imsdk.v2.V2TIMManager
 import com.tencent.imsdk.v2.V2TIMMessage
 import com.tencent.imsdk.v2.V2TIMValueCallback
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.launch
 import kotlin.coroutines.suspendCoroutine
@@ -59,16 +60,26 @@ object CreateGroupChatViewModel : ViewModel() {
                 true
             } else {
                 isLoading = false
-                errorMessage = "创建群聊失败: ${response.message()}"
+                val errorMsg = "创建群聊失败: ${response.message()}"
+                showToast(errorMsg)
                 false
             }
         } catch (e: Exception) {
             isLoading = false
-            errorMessage = "创建群聊失败: ${e.message}"
+            val errorMsg = "创建群聊失败: ${e.message}"
+            showToast(errorMsg)
             false
         }
     }
 
+    private fun showToast(message: String) {
+        errorMessage = message
+        viewModelScope.launch {
+            delay(3000)
+            errorMessage = null
+        }
+    }
+
     // 清除错误信息
     fun clearError() {
         errorMessage = null