增加智能体头像裁剪页面

- 新增 `AgentImageCropScreen.kt` 用于智能体头像的裁剪和预览。
- 调整导航逻辑，添加智能体时跳转到新的 `AgentImageCrop` 路由。
- 原有的 `ImageCropScreen` 专门用于处理个人资料头像的裁剪。
- `AddAgentViewModel` 中移除 `isFromAddAgent` 标志，通过不同的导航路由区分头像裁剪来源。

app/src/main/java/com/aiosman/ravenow/ui/Navi.kt

@@ -35,6 +35,7 @@ import com.aiosman.ravenow.ui.account.AccountSetting
 import com.aiosman.ravenow.ui.account.RemoveAccountScreen
 import com.aiosman.ravenow.ui.account.ResetPasswordScreen
 import com.aiosman.ravenow.ui.agent.AddAgentScreen
+import com.aiosman.ravenow.ui.agent.AgentImageCropScreen
 import com.aiosman.ravenow.ui.group.CreateGroupChatScreen
 import com.aiosman.ravenow.ui.chat.ChatAiScreen
 import com.aiosman.ravenow.ui.chat.ChatScreen
@@ -103,6 +104,7 @@ sealed class NavigationRoute(
     data object ChatGroup : NavigationRoute("ChatGroup/{id}/{name}/{avatar}")
     data object CommentNoticeScreen : NavigationRoute("CommentNoticeScreen")
     data object ImageCrop : NavigationRoute("ImageCrop")
+    data object AgentImageCrop : NavigationRoute("AgentImageCrop")
     data object AccountSetting : NavigationRoute("AccountSetting")
     data object AboutScreen : NavigationRoute("AboutScreen")
     data object AddAgent : NavigationRoute("AddAgent")
@@ -449,6 +451,13 @@ fun NavigationController(
                 ImageCropScreen()
             }
         }
+        composable(route = NavigationRoute.AgentImageCrop.route) {
+            CompositionLocalProvider(
+                LocalAnimatedContentScope provides this,
+            ) {
+                AgentImageCropScreen()
+            }
+        }
         composable(route = NavigationRoute.AccountSetting.route) {
             CompositionLocalProvider(
                 LocalAnimatedContentScope provides this,

app/src/main/java/com/aiosman/ravenow/ui/agent/AddAgent.kt

@@ -65,6 +65,8 @@ fun AddAgentScreen() {
     var agnetDescError by remember { mutableStateOf<String?>(null) }
     var errorMessage by remember { mutableStateOf<String?>(null) }
     
+
+    
     fun onNameChange(value: String) {
         model.name = value.trim()
         agnetNameError = when {
@@ -147,8 +149,8 @@ fun AddAgentScreen() {
                         .background(appColors.main)
                         .align(Alignment.BottomEnd)
                         .noRippleClickable {
-                            model.isFromAddAgent = true
+                            println("AddAgent: Navigating to AgentImageCrop")
-                            navController.navigate(NavigationRoute.ImageCrop.route)
+                            navController.navigate(NavigationRoute.AgentImageCrop.route)
                         },
                     contentAlignment = Alignment.Center
                 ) {

app/src/main/java/com/aiosman/ravenow/ui/agent/AgentImageCropScreen.kt

@@ -0,0 +1,222 @@
+package com.aiosman.ravenow.ui.agent
+
+import android.content.Context
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.net.Uri
+import androidx.activity.compose.rememberLauncherForActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Check
+import androidx.compose.material3.Icon
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.DisposableEffect
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.ColorFilter
+import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.platform.LocalConfiguration
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import androidx.compose.ui.layout.onGloballyPositioned
+import androidx.lifecycle.viewModelScope
+import com.aiosman.ravenow.LocalNavController
+import com.aiosman.ravenow.R
+import com.aiosman.ravenow.ui.composables.CustomAsyncImage
+import com.aiosman.ravenow.ui.composables.StatusBarSpacer
+import com.google.accompanist.systemuicontroller.rememberSystemUiController
+import com.image.cropview.CropType
+import com.image.cropview.EdgeType
+import com.image.cropview.ImageCrop
+import kotlinx.coroutines.launch
+import java.io.InputStream
+
+/**
+ * 专门用于智能体头像裁剪的页面
+ */
+@Composable
+fun AgentImageCropScreen() {
+    var imageCrop by remember { mutableStateOf<ImageCrop?>(null) }
+    var croppedBitmap by remember { mutableStateOf<Bitmap?>(null) }
+    val context = LocalContext.current
+    val configuration = LocalConfiguration.current
+    var imageWidthInDp by remember { mutableStateOf(0) }
+    var imageHeightInDp by remember { mutableStateOf(0) }
+    val density = LocalDensity.current
+    val navController = LocalNavController.current
+    
+    val imagePickLauncher = rememberLauncherForActivityResult(
+        contract = ActivityResultContracts.GetContent()
+    ) { uri: Uri? ->
+        uri?.let {
+            val bitmap = uriToBitmap(context = context, uri = it)
+            if (bitmap != null) {
+                val aspectRatio = bitmap.height.toFloat() / bitmap.width.toFloat()
+                imageHeightInDp = (imageWidthInDp.toFloat() * aspectRatio).toInt()
+                imageCrop = ImageCrop(bitmap)
+            }
+        }
+        if (uri == null) {
+            navController.popBackStack()
+        }
+    }
+    
+    val systemUiController = rememberSystemUiController()
+    LaunchedEffect(Unit) {
+        systemUiController.setStatusBarColor(darkIcons = false, color = Color.Black)
+        imagePickLauncher.launch("image/*")
+    }
+    
+    DisposableEffect(Unit) {
+        onDispose {
+            imageCrop = null
+            systemUiController.setStatusBarColor(darkIcons = true, color = Color.White)
+        }
+    }
+    
+    Column(
+        modifier = Modifier.background(Color.Black).fillMaxSize()
+    ) {
+        StatusBarSpacer()
+        
+        // 头部工具栏
+        Row(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(vertical = 8.dp, horizontal = 16.dp)
+        ) {
+            Image(
+                painter = painterResource(R.drawable.rider_pro_back_icon),
+                contentDescription = null,
+                modifier = Modifier.clickable {
+                    navController.popBackStack()
+                },
+                colorFilter = ColorFilter.tint(Color.White)
+            )
+            Spacer(modifier = Modifier.weight(1f))
+            
+            // 确认按钮
+            Icon(
+                Icons.Default.Check,
+                contentDescription = null,
+                tint = if (croppedBitmap != null) Color.Green else Color.White,
+                modifier = Modifier.clickable {
+                    if (croppedBitmap != null) {
+                        // 如果已经有裁剪结果，直接返回
+                        println("AgentImageCrop: Using existing cropped bitmap")
+                        AddAgentViewModel.croppedBitmap = croppedBitmap
+                        AddAgentViewModel.viewModelScope.launch {
+                            AddAgentViewModel.updateAgentAvatar(context)
+                            navController.popBackStack()
+                        }
+                    } else {
+                        // 进行裁剪
+                        imageCrop?.let {
+                            val bitmap = it.onCrop()
+                            croppedBitmap = bitmap
+                            println("AgentImageCrop: Cropped bitmap created: ${bitmap != null}")
+                        }
+                    }
+                }
+            )
+        }
+        
+        // 裁剪预览区域
+        Box(
+            modifier = Modifier.fillMaxWidth().padding(24.dp)
+        ) {
+            Box(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .height(imageHeightInDp.dp)
+                    .onGloballyPositioned { coordinates ->
+                        with(density) {
+                            imageWidthInDp = coordinates.size.width.toDp().value.toInt()
+                        }
+                    }
+            ) {
+                imageCrop?.ImageCropView(
+                    modifier = Modifier.fillMaxSize(),
+                    guideLineColor = Color.White,
+                    guideLineWidth = 2.dp,
+                    edgeCircleSize = 5.dp,
+                    cropType = CropType.SQUARE,
+                    edgeType = EdgeType.CIRCULAR
+                )
+            }
+        }
+        
+        // 裁剪结果预览
+        croppedBitmap?.let { bitmap ->
+            Spacer(modifier = Modifier.height(24.dp))
+            Column(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .background(
+                        Color.Black.copy(alpha = 0.8f),
+                        shape = RoundedCornerShape(12.dp)
+                    )
+                    .padding(16.dp),
+                horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                Text(
+                    text = "✅ 裁剪完成",
+                    color = Color.Green,
+                    fontSize = 16.sp
+                )
+                Spacer(modifier = Modifier.height(12.dp))
+                CustomAsyncImage(
+                    context,
+                    bitmap,
+                    modifier = Modifier
+                        .size(100.dp)
+                        .clip(CircleShape)
+                        .background(Color.Gray.copy(alpha = 0.3f), CircleShape),
+                    contentDescription = "智能体头像预览",
+                    contentScale = ContentScale.Crop
+                )
+                Spacer(modifier = Modifier.height(8.dp))
+                Text(
+                    text = "点击 ✓ 确认使用此头像",
+                    color = Color.White.copy(alpha = 0.8f),
+                    fontSize = 12.sp
+                )
+            }
+        }
+    }
+}
+
+fun uriToBitmap(context: Context, uri: Uri): Bitmap? {
+    return try {
+        val inputStream: InputStream? = context.contentResolver.openInputStream(uri)
+        BitmapFactory.decodeStream(inputStream)
+    } catch (e: Exception) {
+        e.printStackTrace()
+        null
+    }
+}

app/src/main/java/com/aiosman/ravenow/ui/crop/ImageCropScreen.kt

@@ -114,18 +114,9 @@ fun ImageCropScreen() {
                     imageCrop?.let {
                         val bitmap = it.onCrop()
                         println("ImageCrop: Cropped bitmap created: ${bitmap != null}")
-                        if (AddAgentViewModel.isFromAddAgent) {
+                        
-                            println("ImageCrop: Setting bitmap to AddAgentViewModel")
+                        // 专门处理个人资料头像
-                            // 如果是从AddAgent页面跳转过来的
+                        println("ImageCrop: Setting bitmap to AccountEditViewModel for user profile")
-                            AddAgentViewModel.croppedBitmap = bitmap
-                            AddAgentViewModel.viewModelScope.launch {
-                                AddAgentViewModel.updateAgentAvatar(context)
-                                AddAgentViewModel.isFromAddAgent = false
-                                navController.popBackStack()
-                            }
-                        } else {
-                            println("ImageCrop: Setting bitmap to AccountEditViewModel")
-                            // 默认处理AccountEdit
                         AccountEditViewModel.croppedBitmap = bitmap
                         AccountEditViewModel.viewModelScope.launch {
                             AccountEditViewModel.updateUserProfile(context)
@@ -133,7 +124,6 @@ fun ImageCropScreen() {
                         }
                     }
                 }
-                }
             )
         }
         Box(

app/src/main/java/com/aiosman/ravenow/ui/index/tabs/ai/Agent.kt

@@ -137,8 +137,7 @@ fun Agent() {
                     .size(36.dp)
                     .noRippleClickable {
                         if (DebounceUtils.simpleDebounceClick(lastClickTime, 500L) {
-                            // 设置标志，表示新增智能体后不需要刷新
+                            // 导航到添加智能体页面
-                            com.aiosman.ravenow.ui.agent.AddAgentViewModel.isFromAddAgent = true
                             navController.navigate(
                                 NavigationRoute.AddAgent.route
                             )