diff --git a/foreground/src/main/java/com/gyf/csams/Api.kt b/foreground/src/main/java/com/gyf/csams/Api.kt
index 6eba528..a19c7ba 100644
--- a/foreground/src/main/java/com/gyf/csams/Api.kt
+++ b/foreground/src/main/java/com/gyf/csams/Api.kt
@@ -30,7 +30,9 @@ enum class AccountApi(val path: String) : UrlPath {
 }
 
 enum class MainApi(val path: String) : UrlPath {
-    HotActivity("/hotActivity");
+    HotActivity("/hotActivity"),
+    LeaveMessage("/leaveMessage"),
+    GetMessage("getMessage");
 
     override fun build(): String {
         return "/api/main/${this.path}"
@@ -51,4 +53,6 @@ class Api {
 
 const val NOT_IMPL_TIP = "功能尚未实现！"
 
+const val UNKNOW_ERROR = "出现未知异常，请联系管理员"
+
 
diff --git a/foreground/src/main/java/com/gyf/csams/InitViewModel.kt b/foreground/src/main/java/com/gyf/csams/InitViewModel.kt
index 3ce1737..04942b7 100644
--- a/foreground/src/main/java/com/gyf/csams/InitViewModel.kt
+++ b/foreground/src/main/java/com/gyf/csams/InitViewModel.kt
@@ -5,18 +5,13 @@ import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
-import com.google.gson.Gson
 import com.google.gson.reflect.TypeToken
-import com.gyf.csams.util.AppDatabase
-import com.gyf.csams.util.SimpleCallback
-import com.gyf.csams.util.Token
-import com.gyf.csams.util.TokenManager
+import com.gyf.csams.util.*
 import com.gyf.lib.util.ApiResponse
 import com.gyf.lib.util.HttpClient
 import com.orhanobut.logger.Logger
 import kotlinx.coroutines.launch
 
-data class TokenVo(val token: String, val studentId: String)
 
 class InitViewModel : ViewModel() {
     /**
@@ -80,11 +75,9 @@ class InitViewModel : ViewModel() {
                         onFail = { TODO("token校验失败") },
                         type = object : TypeToken<ApiResponse<Boolean>>() {}.type
                     ),
-                    jsonBody = Gson().toJson(
-                        TokenVo(
-                            token = currentToken.token,
-                            studentId = currentToken.studentId
-                        )
+                    jsonParam = TokenVo(
+                        token = currentToken.token,
+                        studentId = currentToken.studentId
                     )
                 )
             } else if (tokenList != null && tokenList.size > 1) {
diff --git a/foreground/src/main/java/com/gyf/csams/account/model/AccountViewModel.kt b/foreground/src/main/java/com/gyf/csams/account/model/AccountViewModel.kt
index 70ea6e5..d1685e5 100644
--- a/foreground/src/main/java/com/gyf/csams/account/model/AccountViewModel.kt
+++ b/foreground/src/main/java/com/gyf/csams/account/model/AccountViewModel.kt
@@ -7,7 +7,6 @@ import androidx.lifecycle.AndroidViewModel
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.viewModelScope
-import com.google.gson.Gson
 import com.google.gson.reflect.TypeToken
 import com.gyf.csams.AccountApi
 import com.gyf.csams.Api
@@ -16,8 +15,8 @@ import com.gyf.csams.account.ui.AccountRoute
 import com.gyf.csams.main.ui.MainActivity
 import com.gyf.csams.util.AppDatabase
 import com.gyf.csams.util.SimpleCallback
+import com.gyf.csams.util.Token
 import com.gyf.csams.util.TokenManager
-import com.gyf.csams.util.TokenResDto
 import com.gyf.lib.uikit.FormStatus
 import com.gyf.lib.uikit.StringForm
 import com.gyf.lib.uikit.ValidStringForm
@@ -59,9 +58,6 @@ data class UserLoginVo(val studentId: String, val password: String, val device:
  */
 data class DialogMessage(val message: String, val userResDto: UserResDto?)
 
-typealias Token = TokenResDto
-
-
 /**
  * 注册表单
  */
@@ -227,11 +223,9 @@ class AccountViewModel(application: Application) : AndroidViewModel(application)
                     onFail = onFail,
                     type = object : TypeToken<ApiResponse<UserResDto>>() {}.type
                 ),
-                jsonBody = Gson().toJson(
-                    UserVo(
-                        studentId = "${studentId.formValue.value}",
-                        name = "${name.formValue.value}"
-                    )
+                jsonParam = UserVo(
+                    studentId = "${studentId.formValue.value}",
+                    name = "${name.formValue.value}"
                 )
             )
             resetForm()
@@ -269,12 +263,11 @@ class AccountViewModel(application: Application) : AndroidViewModel(application)
                         Logger.i(it.message)
                         callback(it.message)
                         val context = getApplication<Application>().applicationContext
-                        val token = it.body?.token
-                        if (token != null) {
+                        it.body?.let {
                             val db = AppDatabase.getInstance(context)
                             viewModelScope.launch {
-                                TokenManager.token = token
-                                db?.tokenDao()?.save(token = token)
+                                TokenManager.token = it
+                                db?.tokenDao()?.save(token = it)
                             }.invokeOnCompletion {
                                 context.startActivity(Intent(context, MainActivity::class.java))
                                 _finishLogin.postValue(true)
@@ -284,7 +277,7 @@ class AccountViewModel(application: Application) : AndroidViewModel(application)
                     onFail = { callback(it) },
                     type = object : TypeToken<ApiResponse<Token>>() {}.type
                 ),
-                param = UserLoginVo(
+                jsonParam = UserLoginVo(
                     studentId = studentId,
                     password = password,
                     device = "${Build.MANUFACTURER} ${Build.MODEL}"
diff --git a/foreground/src/main/java/com/gyf/csams/activity/model/ActivityDetailViewModel.kt b/foreground/src/main/java/com/gyf/csams/activity/model/ActivityDetailViewModel.kt
index c584410..7f5dc3d 100644
--- a/foreground/src/main/java/com/gyf/csams/activity/model/ActivityDetailViewModel.kt
+++ b/foreground/src/main/java/com/gyf/csams/activity/model/ActivityDetailViewModel.kt
@@ -5,11 +5,11 @@ import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.gyf.csams.NOT_IMPL_TIP
+import com.gyf.csams.uikit.AbstractComment
 import com.gyf.csams.uikit.ActivityDetailMenu
-import com.gyf.csams.uikit.SendInterface
 import com.gyf.csams.uikit.TopMenuInterface
 import com.gyf.lib.ScrollList
-import com.gyf.lib.uikit.StringForm
+import com.gyf.lib.uikit.ValidStringForm
 import com.gyf.lib.util.randomChinese
 import com.gyf.lib.util.randomDateTime
 import com.gyf.lib.util.randomNum
@@ -244,42 +244,36 @@ class ActivityMemberViewModel : ScrollList<ActivityMemberVo>() {
 
 data class BBSVo(val studentId: String, val name: String, val createTime: Date, val content: String)
 
+class T
+
+
+class BBSCommentModel : AbstractComment() {
+    override val newContent = ValidStringForm(formDesc = "评论内容", textLength = 80)
+
+    /**
+     * TODO 发送评论
+     *
+     * @param callback
+     */
+    override fun send(callback: (message: String) -> Unit) {
+        callback(NOT_IMPL_TIP)
+    }
+}
+
 /**
  * 交流区数据状态管理
  *
  */
-class BBSViewModel : ScrollList<BBSVo>(), SendInterface {
+class BBSViewModel : ScrollList<BBSVo>() {
     override val initSize: Int = 10
 
     val title = "发送评论"
 
-    override val newContent = StringForm(formDesc = "评论内容", textLength = 80)
-
-    override val _openDialog = MutableLiveData<Boolean>()
-    override val openDialog: LiveData<Boolean> = _openDialog
 
     init {
         load()
     }
 
-
-    override fun openDialog() {
-        _openDialog.value = true
-    }
-
-    override fun closeDialog() {
-        _openDialog.value = false
-    }
-
-    /**
-     * TODO 发送评论
-     *
-     * @param callback
-     */
-    override fun send(callback: (message: String) -> Unit) {
-        callback(NOT_IMPL_TIP)
-    }
-
     /**
      * TODO 加载评论
      *
diff --git a/foreground/src/main/java/com/gyf/csams/activity/model/ApplyActViewModel.kt b/foreground/src/main/java/com/gyf/csams/activity/model/ApplyActViewModel.kt
index 186f0da..623ed72 100644
--- a/foreground/src/main/java/com/gyf/csams/activity/model/ApplyActViewModel.kt
+++ b/foreground/src/main/java/com/gyf/csams/activity/model/ApplyActViewModel.kt
@@ -4,7 +4,6 @@ import android.app.Activity
 import android.app.Application
 import android.content.Context
 import android.graphics.BitmapFactory
-import android.view.inputmethod.InputMethodManager
 import androidx.lifecycle.AndroidViewModel
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
@@ -21,6 +20,7 @@ import com.baidu.mapapi.search.sug.SuggestionSearchOption
 import com.gyf.csams.MyLocationListener
 import com.gyf.csams.NOT_IMPL_TIP
 import com.gyf.csams.R
+import com.gyf.csams.util.ContextUtil
 import com.gyf.lib.uikit.ScaffoldModel
 import com.gyf.lib.uikit.StringForm
 import com.gyf.lib.util.DATETIME_FORMAT
@@ -430,15 +430,6 @@ class ApplyActViewModel(application: Application) : AndroidViewModel(application
 
     private lateinit var marker: MarkerOptions
 
-    fun hideKeyBoard(activity: Activity?) {
-        Logger.i("隐藏软键盘")
-        activity?.apply {
-            val imm = getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
-            window.peekDecorView()?.let {
-                imm.hideSoftInputFromWindow(it.windowToken, 0)
-            }
-        }
-    }
 
     fun createMapView(context: Context): MapView {
         val mapView = MapView(context).apply {
@@ -451,7 +442,7 @@ class ApplyActViewModel(application: Application) : AndroidViewModel(application
                 map.setMapStatus(mapStatus(mCenter = mCenter))
 
                 map.setOnMapTouchListener {
-                    hideKeyBoard(context as Activity)
+                    ContextUtil.hideKeyBoard(context as Activity)
                 }
 
                 map.setOnMarkerClickListener {
diff --git a/foreground/src/main/java/com/gyf/csams/activity/ui/ActivityDetailActivity.kt b/foreground/src/main/java/com/gyf/csams/activity/ui/ActivityDetailActivity.kt
index 8320622..a6ea995 100644
--- a/foreground/src/main/java/com/gyf/csams/activity/ui/ActivityDetailActivity.kt
+++ b/foreground/src/main/java/com/gyf/csams/activity/ui/ActivityDetailActivity.kt
@@ -365,7 +365,11 @@ class ActivityDetailActivity : ComponentActivity() {
      *
      */
     @Composable
-    private fun BBS(model: BBSViewModel = viewModel(), scaffoldModel: ScaffoldModel = viewModel()) {
+    private fun BBS(
+        model: BBSViewModel = viewModel(),
+        scaffoldModel: ScaffoldModel = viewModel(),
+        bbsCommentModel: BBSCommentModel = viewModel()
+    ) {
         MainColumnFrame(background = {
             Background(
                 image = BackgroundImage.ActivityBBS,
@@ -380,15 +384,7 @@ class ActivityDetailActivity : ComponentActivity() {
                 horizontalArrangement = Arrangement.End,
                 verticalAlignment = Alignment.CenterVertically
             ) {
-                //                IconToggleButton(checked = false, onCheckedChange = { /*TODO*/ }) {
-                //                    Row(horizontalArrangement = Arrangement.SpaceEvenly) {
-                //                        Icon(painter = painterResource(id = R.drawable.ic_configuration), contentDescription = null)
-                //                    }
-                //                }
-                //                Text(text = "")
-
-
-                IconButton(onClick = { model.openDialog() }) {
+                IconButton(onClick = { bbsCommentModel.openDialog() }) {
                     Icon(
                         painter = painterResource(id = R.drawable.ic_editor),
                         contentDescription = null
@@ -396,7 +392,7 @@ class ActivityDetailActivity : ComponentActivity() {
                 }
             }
 
-            SendComment(model = model)
+            SendComment(model = bbsCommentModel)
 
             Box(
                 modifier = Modifier
diff --git a/foreground/src/main/java/com/gyf/csams/activity/ui/ApplyActActivity.kt b/foreground/src/main/java/com/gyf/csams/activity/ui/ApplyActActivity.kt
index ac47543..cc929b4 100644
--- a/foreground/src/main/java/com/gyf/csams/activity/ui/ApplyActActivity.kt
+++ b/foreground/src/main/java/com/gyf/csams/activity/ui/ApplyActActivity.kt
@@ -21,6 +21,7 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.input.KeyboardType
@@ -40,7 +41,10 @@ import com.gyf.csams.activity.model.ApplyActViewModel
 import com.gyf.csams.uikit.Background
 import com.gyf.csams.uikit.BackgroundImage
 import com.gyf.csams.uikit.DescCard
-import com.gyf.lib.uikit.*
+import com.gyf.lib.uikit.BaseTextField
+import com.gyf.lib.uikit.BodyS
+import com.gyf.lib.uikit.MainColumnFrame
+import com.gyf.lib.uikit.ScaffoldModel
 import com.gyf.lib.util.BottomButton
 import com.gyf.lib.util.format
 import com.orhanobut.logger.Logger
@@ -252,7 +256,7 @@ class ApplyActActivity : AppCompatActivity() {
         sugResult: List<SuggestionResult.SuggestionInfo>
     ) {
         val state = rememberLazyListState()
-
+        val focusManager = LocalFocusManager.current
         LazyColumn(modifier = modifier, state = state) {
             sugResult.forEach {
                 item {
@@ -261,7 +265,7 @@ class ApplyActActivity : AppCompatActivity() {
                             modifier = Modifier
                                 .fillMaxWidth()
                                 .clickable(onClick = {
-                                    model.hideKeyBoard(this@ApplyActActivity)
+                                    focusManager.clearFocus()
                                     model.locateSuggestPoi(suggestInfo = it)
                                 })
                         ) {
diff --git a/foreground/src/main/java/com/gyf/csams/main/model/MainViewModel.kt b/foreground/src/main/java/com/gyf/csams/main/model/MainViewModel.kt
index 735f2bd..58ab4ac 100644
--- a/foreground/src/main/java/com/gyf/csams/main/model/MainViewModel.kt
+++ b/foreground/src/main/java/com/gyf/csams/main/model/MainViewModel.kt
@@ -7,17 +7,19 @@ import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.google.gson.reflect.TypeToken
-import com.gyf.csams.AccountApi
-import com.gyf.csams.Api
-import com.gyf.csams.NOT_IMPL_TIP
+import com.gyf.csams.*
 import com.gyf.csams.account.ui.AccountActivity
-import com.gyf.csams.uikit.SendInterface
+import com.gyf.csams.uikit.AbstractComment
+import com.gyf.csams.uikit.OnlyToken
 import com.gyf.csams.util.AppDatabase
 import com.gyf.csams.util.SimpleCallback
+import com.gyf.csams.util.Token
 import com.gyf.csams.util.TokenManager
 import com.gyf.lib.ScrollList
+import com.gyf.lib.uikit.FormStatus
 import com.gyf.lib.uikit.PersonInfoVo
 import com.gyf.lib.uikit.StringForm
+import com.gyf.lib.uikit.ValidStringForm
 import com.gyf.lib.util.ApiResponse
 import com.gyf.lib.util.HttpClient
 import com.gyf.lib.util.randomChinese
@@ -27,31 +29,112 @@ import kotlinx.coroutines.Job
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 
+data class LeaveMessageFormatVo(val message: String, val studentId: String)
+
 /**
  * 跑马灯
  *
  */
-class MarqueeViewModel : ViewModel() {
+class MarqueeViewModel : AbstractComment() {
+
+    private val _marqueeTexts = MutableLiveData<List<LeaveMessageFormatVo>>()
 
-    val marqueeTexts = listOf("床前明月光", "疑是地上霜", "举头望明月", "低头思故乡")
+    val marqueeTexts: LiveData<List<LeaveMessageFormatVo>> = _marqueeTexts
 
     private val _marqueeIndex = MutableLiveData(0)
     var marqueeIndex: LiveData<Int> = _marqueeIndex
     private var marqueeJob: Job? = null
 
 
+    override val newContent: ValidStringForm =
+        object : ValidStringForm(formDesc = "留言", textLength = 20) {
+            override fun check() {
+                _formValue.value?.let {
+                    if (it.contains("\n")) _statusForm.value =
+                        FormStatus.FormatError else _statusForm.value = FormStatus.Valid
+                }
+            }
+        }
+
+    /**
+     *
+     * @param callback
+     */
+    override fun send(callback: (message: String) -> Unit) {
+        TokenManager.token.let {
+            if (it != null) {
+                viewModelScope.launch {
+                    HttpClient.post(url = Api.buildUrl(MainApi.LeaveMessage),
+                        SimpleCallback<Boolean>(
+                            action = "发送留言", onSuccess = {
+                                if (it.body == true) {
+                                    callback("留言发送成功")
+                                    newContent.clean()
+                                    _marqueeTexts.value?.apply {
+                                        val c = mutableListOf<LeaveMessageFormatVo>()
+                                        c.add(
+                                            LeaveMessageFormatVo(
+                                                message = "${TokenManager.token?.name}说：${newContent.formValue.value}",
+                                                studentId = "${TokenManager.token?.studentId}"
+                                            )
+                                        )
+                                        c.addAll(this)
+                                        _marqueeTexts.postValue(c)
+                                    }
+                                } else {
+                                    callback("留言发送失败")
+                                }
+                            }, onFail = {
+                                callback("留言发送失败")
+                            }, type = object : TypeToken<ApiResponse<Boolean>>() {}.type
+                        ),
+                        jsonParam = LeaveMessageVo(
+                            message = newContent.formValue.value ?: "",
+                            token = it
+                        )
+                    )
+                }
+            } else {
+                callback(UNKNOW_ERROR)
+            }
+        }
+    }
+
+
+    fun loadMessage(callback: (message: String) -> Unit) {
+        viewModelScope.launch {
+            HttpClient.post(
+                Api.buildUrl(MainApi.GetMessage),
+                SimpleCallback<List<LeaveMessageFormatVo>>(action = "获取留言", onSuccess = {
+//                    callback(it.message)
+                    Logger.i(it.message)
+                    it.body?.let {
+                        _marqueeTexts.postValue(it)
+                    }
+                }, onFail = {
+                    Logger.e(it)
+                    callback("留言获取失败")
+                }, type = object : TypeToken<ApiResponse<List<LeaveMessageFormatVo>>>() {}.type),
+                jsonParam = OnlyToken()
+            )
+        }
+    }
+
     fun addAsync(delayMillis: Int) {
         if (marqueeJob == null || marqueeJob?.isCompleted == true) {
             marqueeJob = viewModelScope.launch {
-                _marqueeIndex.postValue(
-                    if (_marqueeIndex.value == marqueeTexts.size - 1) 0 else _marqueeIndex.value?.plus(
-                        1
+                _marqueeTexts.value?.apply {
+                    _marqueeIndex.postValue(
+                        if (_marqueeIndex.value == size - 1) 0 else _marqueeIndex.value?.plus(
+                            1
+                        )
                     )
-                )
-                delay(timeMillis = delayMillis.toLong())
+                    delay(timeMillis = delayMillis.toLong())
+                }
             }
         }
     }
+
 }
 
 /**
@@ -61,32 +144,51 @@ class MarqueeViewModel : ViewModel() {
  */
 data class AssociationListVo(val name: String)
 
+data class LeaveMessageVo(val message: String, val token: Token)
+
 /**
  * 主页
  *
  */
-class MainViewModel : ViewModel(), SendInterface {
+class MainViewModel : AbstractComment() {
 
-    override val _openDialog: MutableLiveData<Boolean> = MutableLiveData()
-    override val openDialog: LiveData<Boolean> = _openDialog
 
-    override val newContent: StringForm = StringForm(formDesc = "留言", textLength = 30)
-
-    override fun openDialog() {
-        _openDialog.value = true
-    }
-
-    override fun closeDialog() {
-        _openDialog.value = false
-    }
+    override val newContent: ValidStringForm =
+        object : ValidStringForm(formDesc = "留言", textLength = 20) {
+            override fun check() {
+                _formValue.value?.let {
+                    if (it.contains("\n")) _statusForm.value =
+                        FormStatus.FormatError else _statusForm.value = FormStatus.Valid
+                }
+            }
+        }
 
     /**
-     * TODO 发送留言
      *
      * @param callback
      */
     override fun send(callback: (message: String) -> Unit) {
-        callback(NOT_IMPL_TIP)
+        TokenManager.token.let {
+            if (it != null) {
+                viewModelScope.launch {
+                    HttpClient.post(url = Api.buildUrl(MainApi.LeaveMessage),
+                        SimpleCallback<Boolean>(
+                            action = "发送留言", onSuccess = {
+                                callback("留言发送${if (it.body == true) "成功" else "失败"}")
+                            }, onFail = {
+                                callback("留言发送失败")
+                            }, type = object : TypeToken<ApiResponse<Boolean>>() {}.type
+                        ),
+                        jsonParam = LeaveMessageVo(
+                            message = newContent.formValue.value ?: "",
+                            token = it
+                        )
+                    )
+                }
+            } else {
+                callback(UNKNOW_ERROR)
+            }
+        }
     }
 }
 
@@ -245,7 +347,7 @@ class CenterViewModel : ViewModel() {
                     }, onFail = { callback("退出登陆失败") },
                         type = object : TypeToken<ApiResponse<Boolean>>() {}.type
                     ),
-                    param = UserLogoutVo(studentId = studentId)
+                    jsonParam = UserLogoutVo(studentId = studentId)
                 )
             }
         } else {
diff --git a/foreground/src/main/java/com/gyf/csams/main/ui/MainActivity.kt b/foreground/src/main/java/com/gyf/csams/main/ui/MainActivity.kt
index 2a9554d..1acb91e 100644
--- a/foreground/src/main/java/com/gyf/csams/main/ui/MainActivity.kt
+++ b/foreground/src/main/java/com/gyf/csams/main/ui/MainActivity.kt
@@ -30,7 +30,10 @@ import com.gyf.csams.R
 import com.gyf.csams.activity.ui.ActivityDetailActivity
 import com.gyf.csams.association.ui.AssociationActivity
 import com.gyf.csams.association.ui.RegAssociationActivity
-import com.gyf.csams.main.model.*
+import com.gyf.csams.main.model.AssociationListVo
+import com.gyf.csams.main.model.CenterViewModel
+import com.gyf.csams.main.model.ListViewModel
+import com.gyf.csams.main.model.MarqueeViewModel
 import com.gyf.csams.message.ui.MessageActivity
 import com.gyf.csams.uikit.*
 import com.gyf.lib.uikit.*
@@ -52,17 +55,19 @@ class MainActivity : ComponentActivity() {
 
         setContent {
 
-            TestBody { nav, s ->
+            TestBody { nav, scaffoldState ->
                 NavHost(navController = nav, startDestination = MainMenu.Main.name) {
                     composable(MainMenu.Main.name) {
                         Main(navController = nav)
+                        ShowSnackbar(scaffoldState = scaffoldState)
                     }
                     composable(MainMenu.List.name) {
                         AssociationList(navController = nav)
+                        ShowSnackbar(scaffoldState = scaffoldState)
                     }
                     composable(MainMenu.Center.name) {
                         Center(navController = nav)
-                        ShowSnackbar(scaffoldState = s)
+                        ShowSnackbar(scaffoldState = scaffoldState)
                         }
                     }
 
@@ -384,33 +389,33 @@ class MainActivity : ComponentActivity() {
     private fun MessageBoard(
         modifier: Modifier = Modifier,
         model: MarqueeViewModel = viewModel(),
-        mainViewModel: MainViewModel = viewModel()
+        scaffoldModel: ScaffoldModel = viewModel()
     ) {
+
+        model.loadMessage {
+            scaffoldModel.update(message = it)
+        }
+
         Card(modifier = modifier, backgroundColor = MaterialTheme.colors.background) {
             Row(
                 verticalAlignment = Alignment.CenterVertically
             ) {
 
-                IconButton(onClick = { mainViewModel.openDialog() }) {
+                IconButton(onClick = { model.openDialog() }) {
                     Icon(
                         painter = painterResource(id = R.drawable.ic_comments),
                         contentDescription = null,
                     )
                 }
 
-                SendComment(model = mainViewModel)
+                SendComment(model = model)
 
                 Row(
                     horizontalArrangement = Arrangement.Center,
                     modifier = Modifier
                         .fillMaxWidth()
                 ) {
-                    Marquee(model = model) { model, value ->
-                        MarqueeText(
-                            model = model,
-                            offset = value
-                        )
-                    }
+                    Marquee(model = model)
                 }
 
             }
diff --git a/foreground/src/main/java/com/gyf/csams/uikit/BaseView.kt b/foreground/src/main/java/com/gyf/csams/uikit/BaseView.kt
index f2895fe..298ec99 100644
--- a/foreground/src/main/java/com/gyf/csams/uikit/BaseView.kt
+++ b/foreground/src/main/java/com/gyf/csams/uikit/BaseView.kt
@@ -6,6 +6,7 @@ import androidx.compose.animation.Crossfade
 import androidx.compose.animation.animateColor
 import androidx.compose.animation.core.*
 import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
 import androidx.compose.foundation.border
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
@@ -14,24 +15,29 @@ import androidx.compose.runtime.*
 import androidx.compose.runtime.livedata.observeAsState
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.focus.FocusRequester
+import androidx.compose.ui.focus.focusRequester
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.DefaultAlpha
 import androidx.compose.ui.graphics.ImageBitmap
 import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.text.input.TextFieldValue
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavHostController
 import com.gyf.csams.MainApplication
 import com.gyf.csams.R
 import com.gyf.csams.main.model.MarqueeViewModel
 import com.gyf.lib.uikit.*
-import com.gyf.lib.uikit.theme.CSAMSTheme
+import com.orhanobut.logger.Logger
 
 /**
  * 淡入淡出并且颜色变化文本
@@ -137,37 +143,45 @@ enum class ActivityDetailMenu(override val menuName: String) : TopBarMenu {
     }
 }
 
-
-interface SendInterface {
+/**
+ * 评论数据状态
+ *
+ */
+abstract class AbstractComment : ViewModel() {
     /**
      * 弹窗状态
      */
-    val _openDialog: MutableLiveData<Boolean>
-    val openDialog: LiveData<Boolean>
+    protected val _openDialog: MutableLiveData<Boolean> = MutableLiveData()
+    val openDialog: LiveData<Boolean> = _openDialog
 
     /**
      * 编辑内容
      */
-    val newContent: StringForm
+    abstract val newContent: ValidStringForm
+
 
     /**
      * 打开弹窗
      *
      */
-    fun openDialog()
+    fun openDialog() {
+        _openDialog.postValue(true)
+    }
 
     /**
      * 关闭弹窗
      *
      */
-    fun closeDialog()
+    fun closeDialog() {
+        _openDialog.postValue(false)
+    }
 
     /**
      * 发送评论
      *
      * @param callback
      */
-    fun send(callback: (message: String) -> Unit)
+    abstract fun send(callback: (message: String) -> Unit)
 }
 
 /**
@@ -177,22 +191,27 @@ interface SendInterface {
  * @param model
  * @param scaffoldModel
  */
+
 @Composable
-fun <T : SendInterface> SendComment(model: T, scaffoldModel: ScaffoldModel = viewModel()) {
+fun <T : AbstractComment> SendComment(model: T, scaffoldModel: ScaffoldModel = viewModel()) {
     val openDialog by model.openDialog.observeAsState()
+
+    val status by model.newContent.statusForm.observeAsState()
     if (openDialog == true) {
-        AlertDialog(onDismissRequest = { /*TODO*/ },
+
+        AlertDialog(
+            onDismissRequest = { /*TODO*/ },
             buttons = {
                 Row(
-                    modifier = Modifier
-                        .padding(10.dp)
-                        .fillMaxWidth(),
+                    modifier = Modifier.fillMaxWidth(),
                     horizontalArrangement = Arrangement.SpaceEvenly
                 ) {
                     OutlinedButton(onClick = {
-                        model.send { scaffoldModel.update(message = it) }
-                    }) {
-
+                        model.send {
+                            model.closeDialog()
+                            scaffoldModel.update(message = it)
+                        }
+                    }, enabled = status == FormStatus.Valid) {
                         Text(text = "发送")
                     }
                     OutlinedButton(onClick = {
@@ -204,13 +223,12 @@ fun <T : SendInterface> SendComment(model: T, scaffoldModel: ScaffoldModel = vie
             }, text = {
                 Column(modifier = Modifier.padding(10.dp)) {
                     Card(
-                        backgroundColor = MaterialTheme.colors.background,
-                        modifier = Modifier.padding(10.dp)
+                        backgroundColor = MaterialTheme.colors.background
                     ) {
                         BaseTextField(
-                            form = model.newContent, modifier = Modifier
-                                .fillMaxWidth()
-                                .height(200.dp)
+                            modifier = Modifier.fillMaxWidth(),
+                            form = model.newContent,
+                            isError = status !== FormStatus.Valid
                         )
                     }
                 }
@@ -309,17 +327,18 @@ fun TextTopAppBar(
  * 跑马灯
  *
  * @param model
- * @param content
  */
 @Composable
 fun Marquee(
-    model: MarqueeViewModel = viewModel(), content: @Composable BoxScope.(
-        model: MarqueeViewModel,
-        value: State<Float>
-    ) -> Unit
+    model: MarqueeViewModel = viewModel()
 ) {
-
+    val poetryIndex: Int by model.marqueeIndex.observeAsState(0)
+    val marqueeTexts by model.marqueeTexts.observeAsState(mutableListOf())
+    val m =
+        if (marqueeTexts.isEmpty()) "欢迎大家踊跃留言" else marqueeTexts[poetryIndex % marqueeTexts.size].message
     val delayMillis = 2000
+    val durationMillis = m.length * 300
+    Logger.d("durationMillis=${durationMillis}")
     Column {
         BoxWithConstraints {
             val transition = rememberInfiniteTransition()
@@ -328,12 +347,15 @@ fun Marquee(
                 initialValue = 0F,
                 targetValue = maxWidth.value,
                 animationSpec = infiniteRepeatable(
-                    animation = tween(durationMillis = 3000, delayMillis = delayMillis),
+                    animation = tween(durationMillis = durationMillis, delayMillis = delayMillis),
                     repeatMode = RepeatMode.Restart
                 )
             )
             Box(modifier = Modifier.fillMaxWidth()) {
-                content(model = model, value = offset)
+                MarqueeText(
+                    model = model,
+                    offset = offset
+                )
             }
 
             if (offset.value.toInt() == maxWidth.value.toInt()) {
@@ -352,11 +374,9 @@ fun Marquee(
 @Composable
 fun MarqueeText(model: MarqueeViewModel = viewModel(), offset: State<Float>) {
     val poetryIndex: Int by model.marqueeIndex.observeAsState(0)
-
-//        Text(text = "$poetryIndex")
-//        Text(text = "offset.value=${offset.value}")
+    val marqueeTexts by model.marqueeTexts.observeAsState(mutableListOf())
     Text(
-        text = model.marqueeTexts[poetryIndex % model.marqueeTexts.size],
+        text = if (marqueeTexts.isEmpty()) "欢迎大家踊跃留言" else marqueeTexts[poetryIndex % marqueeTexts.size].message,
         modifier = Modifier.offset(x = offset.value.dp),
         maxLines = 1,
         overflow = TextOverflow.Ellipsis
@@ -587,8 +607,29 @@ fun MyBottomAppBarPreview() {
 
 @Preview
 @Composable
-fun TestPreview() {
-    CSAMSTheme {
-        Text(text = "fuckyou")
+fun MainContent() {
+    Column(
+        Modifier
+            .background(Color(0xFFEDEAE0))
+            .fillMaxSize()
+            .padding(32.dp),
+        verticalArrangement = Arrangement.spacedBy(24.dp)
+    ) {
+        var textState by remember { mutableStateOf(TextFieldValue()) }
+        val localFocusManager = LocalFocusManager.current
+        val focusRequester = FocusRequester()
+
+        BaseTextField(
+            modifier = Modifier
+                .focusRequester(focusRequester)
+                .fillMaxWidth(), form = StringForm(formDesc = "", textLength = 5)
+        )
+
+
+        Button(onClick = {
+            localFocusManager.clearFocus()
+        }) {
+            Text(text = "Clear Focus")
+        }
     }
 }
\ No newline at end of file
diff --git a/foreground/src/main/java/com/gyf/csams/uikit/ViewModel.kt b/foreground/src/main/java/com/gyf/csams/uikit/ViewModel.kt
index ac95403..09f8b23 100644
--- a/foreground/src/main/java/com/gyf/csams/uikit/ViewModel.kt
+++ b/foreground/src/main/java/com/gyf/csams/uikit/ViewModel.kt
@@ -9,6 +9,8 @@ import androidx.lifecycle.viewModelScope
 import com.google.gson.reflect.TypeToken
 import com.gyf.csams.R
 import com.gyf.csams.util.SimpleCallback
+import com.gyf.csams.util.Token
+import com.gyf.csams.util.TokenManager
 import com.gyf.lib.util.HttpClient
 import com.gyf.lib.util.ImageUtil
 import com.orhanobut.logger.Logger
@@ -17,6 +19,14 @@ import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 
 
+sealed class BaseVo {
+    abstract val token: Token
+}
+
+data class OnlyToken(
+    override val token: Token = TokenManager.token ?: throw IllegalArgumentException("无法获取token")
+) : BaseVo()
+
 class ImageModel(application: Application, private val urlPath: String) :
     AndroidViewModel(application) {
     private val _image = MutableLiveData<ImageBitmap>()
diff --git a/foreground/src/main/java/com/gyf/csams/util/ContextUtil.kt b/foreground/src/main/java/com/gyf/csams/util/ContextUtil.kt
new file mode 100644
index 0000000..5a2c59e
--- /dev/null
+++ b/foreground/src/main/java/com/gyf/csams/util/ContextUtil.kt
@@ -0,0 +1,30 @@
+package com.gyf.csams.util
+
+import android.app.Activity
+import android.view.View
+import android.view.inputmethod.InputMethodManager
+import com.orhanobut.logger.Logger
+
+object ContextUtil {
+    fun hideKeyBoard(activity: Activity?) {
+        Logger.i("隐藏软键盘")
+        activity?.apply {
+            val imm = getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
+            window.peekDecorView()?.let {
+                imm.hideSoftInputFromWindow(it.windowToken, 0)
+            }
+        }
+    }
+
+    fun testHideKeyBoard(activity: Activity) {
+        Logger.i("隐藏软键盘")
+        val imm = activity.getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
+        //Find the currently focused view, so we can grab the correct window token from it.
+        var view: View? = activity.currentFocus
+        //If no view currently has focus, create a new one, just so we can grab a window token from it
+        if (view == null) {
+            view = View(activity)
+        }
+        imm.hideSoftInputFromWindow(view.windowToken, 0)
+    }
+}
\ No newline at end of file
diff --git a/foreground/src/main/java/com/gyf/csams/util/TokenUtil.kt b/foreground/src/main/java/com/gyf/csams/util/TokenUtil.kt
index 42432a9..775dee9 100644
--- a/foreground/src/main/java/com/gyf/csams/util/TokenUtil.kt
+++ b/foreground/src/main/java/com/gyf/csams/util/TokenUtil.kt
@@ -13,16 +13,19 @@ import androidx.room.*
 data class Token(
     @PrimaryKey val studentId: String,
     @ColumnInfo val token: String,
-    @ColumnInfo val createTime: Long
+    @ColumnInfo val createTime: Long,
+    @ColumnInfo val name: String
 )
 
+
+//data class TokenVo(val token:String,val studentId:String)
+
 /**
  * 令牌传输
  *
- * @property isValid
  * @property token
  */
-data class TokenResDto(val isValid: Boolean, val token: Token?)
+data class TokenVo(val token: String, val studentId: String)
 
 @Dao
 interface TokenDao {
diff --git a/lib/src/main/java/com/gyf/lib/uikit/BaseTextField.kt b/lib/src/main/java/com/gyf/lib/uikit/BaseTextField.kt
index 0f8af8b..2c93c38 100644
--- a/lib/src/main/java/com/gyf/lib/uikit/BaseTextField.kt
+++ b/lib/src/main/java/com/gyf/lib/uikit/BaseTextField.kt
@@ -65,6 +65,10 @@ open class StringForm(formDesc: String, val textLength: Int) :
         }
         Logger.i("${formDesc}更新值：${_formValue.value}")
     }
+
+    fun clean() {
+        _formValue.postValue("")
+    }
 }
 
 open class ValidStringForm(formDesc: String, textLength: Int) : StringForm(formDesc, textLength) {
@@ -79,7 +83,9 @@ open class ValidStringForm(formDesc: String, textLength: Int) : StringForm(formD
         }
     }
 
-    protected open fun check() {}
+    protected open fun check() {
+        _statusForm.value = FormStatus.Valid
+    }
 }
 
 /**
diff --git a/lib/src/main/java/com/gyf/lib/util/HttpUtil.kt b/lib/src/main/java/com/gyf/lib/util/HttpUtil.kt
index e9980d9..3b7c848 100644
--- a/lib/src/main/java/com/gyf/lib/util/HttpUtil.kt
+++ b/lib/src/main/java/com/gyf/lib/util/HttpUtil.kt
@@ -105,8 +105,8 @@ object HttpClient {
         call.enqueue(callback)
     }
 
-    fun post(url: String, callback: Callback, param: Any) {
-        val jsonBody = json.toJson(param)
+    fun post(url: String, callback: Callback, jsonParam: Any) {
+        val jsonBody = json.toJson(jsonParam)
         Logger.json(jsonBody)
         val request = Request.Builder()
             .url(url)