diff --git a/app/build.gradle b/app/build.gradle
index 1399f55..434d437 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,6 +2,7 @@ plugins {
     id 'com.android.application'
     id 'org.jetbrains.kotlin.android'
     id 'kotlin-android'
+    id 'kotlin-parcelize'
     id 'kotlin-kapt'
     id 'dagger.hilt.android.plugin'
 //    id 'com.google.dagger.hilt.android'
@@ -61,14 +62,17 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.5.1'
     implementation 'com.google.android.material:material:1.7.0'
     implementation "androidx.compose.material3:material3:1.0.0-alpha04"
+
+    //布局
     implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
 
-
+    //生命周期
     implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.4.1'
     implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.4.1'
     implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:2.4.1"
     implementation "androidx.lifecycle:lifecycle-common-java8:2.4.1"
 
+    //导航
     implementation 'androidx.navigation:navigation-fragment-ktx:2.4.1'
     implementation 'androidx.navigation:navigation-ui-ktx:2.4.1'
 
@@ -76,7 +80,7 @@ dependencies {
     androidTestImplementation 'androidx.test.ext:junit:1.1.4'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.0'
 
-    //room
+    //room 数据库相关
     implementation 'com.tencent.wcdb:room:1.1-19'  // 代替 room-runtime，同时也不需要再引用 wcdb-android
     api 'androidx.sqlite:sqlite:2.2.0'
     implementation 'androidx.room:room-runtime:2.4.3'
@@ -86,6 +90,10 @@ dependencies {
     kapt 'android.arch.persistence.room:compiler:1.1.1'// compiler 需要用 room 的
     kapt 'androidx.room:room-compiler:2.4.3'
     kapt 'androidx.room:room-ktx:2.4.3'
+    //分页加载
+    implementation "androidx.room:room-paging:2.4.3"
+    implementation "androidx.paging:paging-runtime-ktx:3.1.1"
+
     androidTestImplementation "android.arch.persistence.room:testing:1.1.1"
 //    implementation "android.arch.lifecycle:extensions:1.1.1"
 //    annotationProcessor "android.arch.lifecycle:compiler:1.1.1"
@@ -96,6 +104,8 @@ dependencies {
     implementation 'me.rosuh:AndroidFilePicker:0.8.2'
     // 时间选择器 https://github.com/Gredicer/datetimepicker
     implementation 'com.github.Gredicer:datetimepicker:V1.0.0'
+
+    //带侧滑的自定义列表
     implementation 'com.yanzhenjie.recyclerview:x:1.3.2'
 //    implementation 'androidx.appcompat:appcompat:1.5.1'
 
diff --git a/app/release/app-release.apk b/app/release/app-release.apk
new file mode 100644
index 0000000..380cd07
Binary files /dev/null and b/app/release/app-release.apk differ
diff --git a/app/release/output-metadata.json b/app/release/output-metadata.json
new file mode 100644
index 0000000..d3e5748
--- /dev/null
+++ b/app/release/output-metadata.json
@@ -0,0 +1,20 @@
+{
+  "version": 3,
+  "artifactType": {
+    "type": "APK",
+    "kind": "Directory"
+  },
+  "applicationId": "com.navinfo.volvo",
+  "variantName": "release",
+  "elements": [
+    {
+      "type": "SINGLE",
+      "filters": [],
+      "attributes": [],
+      "versionCode": 1,
+      "versionName": "1.0",
+      "outputFile": "app-release.apk"
+    }
+  ],
+  "elementType": "File"
+}
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 2f39eef..d539e1e 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -23,7 +23,7 @@
         android:configChanges="locale"
         android:dataExtractionRules="@xml/data_extraction_rules"
         android:fullBackupContent="@xml/backup_rules"
-        android:icon="@mipmap/ic_launcher"
+        android:icon="@mipmap/volvo_logo_small"
         android:requestLegacyExternalStorage="true"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
@@ -34,6 +34,7 @@
             android:name=".ui.message.MessageActivity"
             android:exported="false"
             android:label="@string/title_activity_second"
+            android:screenOrientation="portrait"
             android:theme="@style/Theme.NavinfoVolvo.NoActionBar">
             <meta-data
                 android:name="android.app.lib_name"
diff --git a/app/src/main/java/com/navinfo/volvo/MyApplication.kt b/app/src/main/java/com/navinfo/volvo/MyApplication.kt
index 05e3780..d076fd5 100644
--- a/app/src/main/java/com/navinfo/volvo/MyApplication.kt
+++ b/app/src/main/java/com/navinfo/volvo/MyApplication.kt
@@ -5,7 +5,4 @@ import dagger.hilt.android.HiltAndroidApp
 
 @HiltAndroidApp
 open class MyApplication : Application() {
-    override fun onCreate() {
-        super.onCreate()
-    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/RecorderLifecycleObserver.kt b/app/src/main/java/com/navinfo/volvo/RecorderLifecycleObserver.kt
index 28424e2..1eea4cc 100644
--- a/app/src/main/java/com/navinfo/volvo/RecorderLifecycleObserver.kt
+++ b/app/src/main/java/com/navinfo/volvo/RecorderLifecycleObserver.kt
@@ -10,7 +10,7 @@ import java.util.*
 
 class RecorderLifecycleObserver: DefaultLifecycleObserver {
     private var mediaRecorder: MediaRecorder? = null
-    private lateinit var recorderAudioPath: String
+    private var recorderAudioPath: String = "${SystemConstant.SoundFolder}/${DateUtils.date2Str(Date(), DateUtils.FORMAT_YMDHMS)}.m4a"
 
     fun initAndStartRecorder() {
         recorderAudioPath = "${SystemConstant.SoundFolder}/${DateUtils.date2Str(Date(), DateUtils.FORMAT_YMDHMS)}.m4a"
@@ -22,17 +22,22 @@ class RecorderLifecycleObserver: DefaultLifecycleObserver {
             setOutputFile(recorderAudioPath)
             try {
                 prepare()
+                start()
             } catch (e: Exception) {
                 XLog.e("prepare() failed")
             }
-            start()
         }
     }
 
     fun stopAndReleaseRecorder(): String {
-        mediaRecorder?.stop()
-        mediaRecorder?.release()
-        mediaRecorder = null
+        try {
+            mediaRecorder?.stop()
+        } catch (exception: Exception) {
+            XLog.e(exception.message)
+        } finally {
+            mediaRecorder?.release()
+            mediaRecorder = null
+        }
         return recorderAudioPath
     }
 
diff --git a/app/src/main/java/com/navinfo/volvo/database/dao/GreetingMessageDao.kt b/app/src/main/java/com/navinfo/volvo/database/dao/GreetingMessageDao.kt
index 479d490..3da19ab 100644
--- a/app/src/main/java/com/navinfo/volvo/database/dao/GreetingMessageDao.kt
+++ b/app/src/main/java/com/navinfo/volvo/database/dao/GreetingMessageDao.kt
@@ -1,19 +1,44 @@
 package com.navinfo.volvo.database.dao
 
-import androidx.room.Dao
-import androidx.room.Insert
-import androidx.room.OnConflictStrategy
-import androidx.room.Query
+import androidx.paging.PagingSource
+import androidx.room.*
 import com.navinfo.volvo.database.entity.GreetingMessage
+import kotlinx.coroutines.flow.Flow
 
 @Dao
 interface GreetingMessageDao {
-    @Insert(onConflict = OnConflictStrategy.REPLACE)
-    fun insert(vararg check: GreetingMessage)
 
-    @Query("SELECT * FROM GreetingMessage where id =:id")
-    fun findCheckManagerById(id: Long): GreetingMessage?
+    @Insert
+    fun insert(message: GreetingMessage): Long
 
-    @Query("SELECT * FROM GreetingMessage")
-    fun findList(): List<GreetingMessage>
+    @Update(onConflict = OnConflictStrategy.REPLACE)
+    fun update(message: GreetingMessage)
+
+
+    @Query("SELECT count(id) FROM GreetingMessage WHERE read = 0")
+    fun countUnreadByFlow(): Flow<Long>
+
+    /**
+     * 分页查询
+     */
+    @Query("SELECT * FROM GreetingMessage order by sendDate DESC")
+    fun findAllByDataSource(): PagingSource<Int, GreetingMessage>
+
+    /**
+     * 检查某条数据是否存在
+     */
+    @Query("SELECT id From GreetingMessage WHERE id = :id LIMIT 1")
+    fun getMessageId(id: Long): Long
+
+    @Transaction
+    suspend fun insertOrUpdate(list: List<GreetingMessage>) {
+        for (message in list) {
+            val id = getMessageId(message.id)
+            if (id == 0L) {
+                insert(message)
+            }else{
+                update(message)
+            }
+        }
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/database/entity/GreetingMessage.kt b/app/src/main/java/com/navinfo/volvo/database/entity/GreetingMessage.kt
index 325af6b..be3297f 100644
--- a/app/src/main/java/com/navinfo/volvo/database/entity/GreetingMessage.kt
+++ b/app/src/main/java/com/navinfo/volvo/database/entity/GreetingMessage.kt
@@ -1,15 +1,15 @@
 package com.navinfo.volvo.database.entity
 
+import android.os.Parcelable
 import androidx.room.Entity
 import androidx.room.PrimaryKey
 import androidx.room.TypeConverters
-import org.jetbrains.annotations.NotNull
 
 @Entity(tableName = "GreetingMessage")
 @TypeConverters(AttachmentConverters::class)
 data class GreetingMessage @JvmOverloads constructor(
     @PrimaryKey(autoGenerate = true)
-    var uuid:Long = 0,
+    var uuid: Long = 0,
     var id: Long = 0,
     var searchValue: String? = "",
     var createBy: String? = "",
@@ -35,10 +35,10 @@ data class GreetingMessage @JvmOverloads constructor(
     var sendVins: String? = "",
     var sendType: String? = "",
     var del: String? = "",
-    var version: String? = "",
+    var version: String? = "1",
 //    /**
 //     * 附件列表
 //     */
-//    var attachment: MutableList<Attachment> = mutableListOf()
-) {
-}
+//    var attachment: MutableList<Attachment> = mutableListOf(),
+    var read: Boolean = false,
+)
diff --git a/app/src/main/java/com/navinfo/volvo/di/module/DatabaseModule.kt b/app/src/main/java/com/navinfo/volvo/di/module/DatabaseModule.kt
index 2a302b3..424cd1f 100644
--- a/app/src/main/java/com/navinfo/volvo/di/module/DatabaseModule.kt
+++ b/app/src/main/java/com/navinfo/volvo/di/module/DatabaseModule.kt
@@ -5,6 +5,7 @@ import androidx.room.Room
 import com.navinfo.volvo.database.AppDatabase
 import com.navinfo.volvo.database.dao.GreetingMessageDao
 import com.navinfo.volvo.database.dao.UserDao
+import com.navinfo.volvo.utils.SystemConstant
 import com.tencent.wcdb.database.SQLiteCipherSpec
 import com.tencent.wcdb.room.db.WCDBOpenHelperFactory
 import dagger.Module
@@ -31,7 +32,7 @@ class DatabaseModule {
             .writeAheadLoggingEnabled(true)       // enable WAL mode, remove if not needed
             .asyncCheckpointEnabled(true);            // enable asynchronous checkpoint, remove if not needed
 
-        return Room.databaseBuilder(context, AppDatabase::class.java, "NavinfoVolvoDb")
+        return Room.databaseBuilder(context, AppDatabase::class.java, "${SystemConstant.ROOT_PATH}/NavinfoVolvoDb.db")
 
             // [WCDB] Specify open helper to use WCDB database implementation instead
             // of the Android framework.
diff --git a/app/src/main/java/com/navinfo/volvo/di/module/DatabaseRepositoryModule.kt b/app/src/main/java/com/navinfo/volvo/di/module/DatabaseRepositoryModule.kt
new file mode 100644
index 0000000..e14a35a
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/di/module/DatabaseRepositoryModule.kt
@@ -0,0 +1,15 @@
+package com.navinfo.volvo.di.module
+
+import com.navinfo.volvo.repository.database.DatabaseRepository
+import com.navinfo.volvo.repository.database.DatabaseRepositoryImp
+import dagger.Binds
+import dagger.Module
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+
+@InstallIn(SingletonComponent::class)
+@Module
+abstract class DatabaseRepositoryModule {
+    @Binds
+    abstract fun bingDatabaseRepository(databaseRepositoryImp: DatabaseRepositoryImp): DatabaseRepository
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/di/module/NetworkDataModule.kt b/app/src/main/java/com/navinfo/volvo/di/module/NetworkDataModule.kt
deleted file mode 100644
index 367df08..0000000
--- a/app/src/main/java/com/navinfo/volvo/di/module/NetworkDataModule.kt
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.navinfo.volvo.di.module
-
-import com.navinfo.volvo.repository.NetworkDataSource
-import com.navinfo.volvo.repository.NetworkDataSourceImp
-import dagger.Binds
-import dagger.Module
-import dagger.hilt.InstallIn
-import dagger.hilt.components.SingletonComponent
-
-@InstallIn(SingletonComponent::class)
-@Module
-abstract class NetworkDataModule {
-    @Binds
-    abstract fun bindNetworkData(networkDataSourceImp: NetworkDataSourceImp): NetworkDataSource
-}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/di/module/NetworkRepositoryModule.kt b/app/src/main/java/com/navinfo/volvo/di/module/NetworkRepositoryModule.kt
new file mode 100644
index 0000000..df1d17f
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/di/module/NetworkRepositoryModule.kt
@@ -0,0 +1,15 @@
+package com.navinfo.volvo.di.module
+
+import com.navinfo.volvo.repository.network.NetworkRepository
+import com.navinfo.volvo.repository.network.NetworkRepositoryImp
+import dagger.Binds
+import dagger.Module
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+
+@InstallIn(SingletonComponent::class)
+@Module
+abstract class NetworkRepositoryModule {
+    @Binds
+    abstract fun bindNetworkRepository(networkRepositoryImp: NetworkRepositoryImp): NetworkRepository
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/di/module/NetworkUtilModule.kt b/app/src/main/java/com/navinfo/volvo/di/module/NetworkUtilModule.kt
index f7acb9a..6e0212e 100644
--- a/app/src/main/java/com/navinfo/volvo/di/module/NetworkUtilModule.kt
+++ b/app/src/main/java/com/navinfo/volvo/di/module/NetworkUtilModule.kt
@@ -4,7 +4,7 @@ import android.app.Application
 import android.content.Context
 import com.google.gson.Gson
 import com.navinfo.volvo.Constant
-import com.navinfo.volvo.repository.service.NetworkService
+import com.navinfo.volvo.repository.network.NetworkService
 import com.navinfo.volvo.tools.GsonUtil
 import dagger.Lazy
 import dagger.Module
@@ -15,7 +15,6 @@ import okhttp3.OkHttpClient
 import okhttp3.logging.HttpLoggingInterceptor
 import retrofit2.Retrofit
 import retrofit2.converter.gson.GsonConverterFactory
-import java.util.concurrent.TimeUnit
 import javax.inject.Singleton
 
 
@@ -101,4 +100,5 @@ class NetworkUtilModule {
     fun provideNetworkService(retrofit: Retrofit): NetworkService {
         return retrofit.create(NetworkService::class.java)
     }
+
 }
diff --git a/app/src/main/java/com/navinfo/volvo/di/module/ViewModelModule.kt b/app/src/main/java/com/navinfo/volvo/di/module/ViewModelModule.kt
index 49a7be3..ec45c18 100644
--- a/app/src/main/java/com/navinfo/volvo/di/module/ViewModelModule.kt
+++ b/app/src/main/java/com/navinfo/volvo/di/module/ViewModelModule.kt
@@ -3,8 +3,10 @@ package com.navinfo.volvo.di.module
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.ViewModelProvider
 import com.navinfo.volvo.di.key.ViewModelKey
-import com.navinfo.volvo.ui.fragments.home.MessageViewModel
+import com.navinfo.volvo.ui.MainActivityViewModel
+import com.navinfo.volvo.ui.fragments.home.HomeViewModel
 import com.navinfo.volvo.ui.fragments.login.LoginViewModel
+import com.navinfo.volvo.ui.fragments.message.ObtainMessageViewModel
 import dagger.Binds
 import dagger.Module
 import dagger.hilt.InstallIn
@@ -18,6 +20,11 @@ abstract class ViewModelModule {
     @Binds
     abstract fun bindViewModelFactory(viewModelFactory: ViewModelFactory): ViewModelProvider.Factory
 
+    @IntoMap
+    @Binds
+    @ViewModelKey(MainActivityViewModel::class)
+    abstract fun bindMainViewModel(viewModel: MainActivityViewModel): ViewModel
+
     @IntoMap
     @Binds
     @ViewModelKey(LoginViewModel::class)
@@ -25,6 +32,13 @@ abstract class ViewModelModule {
 
     @IntoMap
     @Binds
-    @ViewModelKey(MessageViewModel::class)
-    abstract fun bindMessageFragmentViewModel(viewModel: MessageViewModel): ViewModel
+    @ViewModelKey(HomeViewModel::class)
+    abstract fun bindMessageFragmentViewModel(viewModel: HomeViewModel): ViewModel
+
+    @IntoMap
+    @Binds
+    @ViewModelKey(ObtainMessageViewModel::class)
+    abstract fun bindObtainMessageFragmentViewModel(viewModel: ObtainMessageViewModel): ViewModel
+
+
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/model/LoginUser.kt b/app/src/main/java/com/navinfo/volvo/model/LoginUser.kt
new file mode 100644
index 0000000..1c55d05
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/model/LoginUser.kt
@@ -0,0 +1,9 @@
+package com.navinfo.volvo.model
+
+/**
+ * 登录用户信息
+ */
+data class LoginUser(
+    var name: String,
+    var password: String
+)
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/model/VolvoModel.kt b/app/src/main/java/com/navinfo/volvo/model/VolvoModel.kt
new file mode 100644
index 0000000..7228905
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/model/VolvoModel.kt
@@ -0,0 +1,3 @@
+package com.navinfo.volvo.model
+
+data class VolvoModel(val version: String, val model: String, val num:String)
diff --git a/app/src/main/java/com/navinfo/volvo/repository/database/DatabaseRepository.kt b/app/src/main/java/com/navinfo/volvo/repository/database/DatabaseRepository.kt
new file mode 100644
index 0000000..eb9fe90
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/repository/database/DatabaseRepository.kt
@@ -0,0 +1,12 @@
+package com.navinfo.volvo.repository.database
+
+import androidx.paging.PagingData
+import com.navinfo.volvo.database.entity.GreetingMessage
+import kotlinx.coroutines.flow.Flow
+
+/**
+ * 数据库操作接口
+ */
+interface DatabaseRepository {
+    fun getMessageByPaging(): Flow<PagingData<GreetingMessage>>
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/repository/database/DatabaseRepositoryImp.kt b/app/src/main/java/com/navinfo/volvo/repository/database/DatabaseRepositoryImp.kt
new file mode 100644
index 0000000..fcbba0d
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/repository/database/DatabaseRepositoryImp.kt
@@ -0,0 +1,26 @@
+package com.navinfo.volvo.repository.database
+
+import androidx.paging.Pager
+import androidx.paging.PagingConfig
+import androidx.paging.PagingData
+import com.navinfo.volvo.database.AppDatabase
+import com.navinfo.volvo.database.dao.GreetingMessageDao
+import com.navinfo.volvo.database.entity.GreetingMessage
+import kotlinx.coroutines.flow.Flow
+import javax.inject.Inject
+
+class DatabaseRepositoryImp @Inject constructor(
+    private val messageDao: GreetingMessageDao,
+    private val database: AppDatabase
+) : DatabaseRepository {
+    companion object {
+        const val PAGE_SIZE = 20
+    }
+
+    override fun getMessageByPaging(): Flow<PagingData<GreetingMessage>> {
+        return Pager(PagingConfig(PAGE_SIZE)) {
+            messageDao.findAllByDataSource()
+        }.flow
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/repository/NetworkDataSource.kt b/app/src/main/java/com/navinfo/volvo/repository/network/NetworkRepository.kt
similarity index 76%
rename from app/src/main/java/com/navinfo/volvo/repository/NetworkDataSource.kt
rename to app/src/main/java/com/navinfo/volvo/repository/network/NetworkRepository.kt
index dddf32f..b03fde5 100644
--- a/app/src/main/java/com/navinfo/volvo/repository/NetworkDataSource.kt
+++ b/app/src/main/java/com/navinfo/volvo/repository/network/NetworkRepository.kt
@@ -1,10 +1,13 @@
-package com.navinfo.volvo.repository
+package com.navinfo.volvo.repository.network
 
 import com.navinfo.volvo.http.DefaultResponse
 import com.navinfo.volvo.model.messagelist.NetworkMessageListPost
 import com.navinfo.volvo.model.messagelist.NetworkMessageListResponse
 import com.navinfo.volvo.util.NetResult
 
-interface NetworkDataSource  {
+/**
+ * 网络访问接口
+ */
+interface NetworkRepository  {
     suspend fun getCardList(message: NetworkMessageListPost): NetResult<DefaultResponse<NetworkMessageListResponse>>
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/repository/NetworkDataSourceImp.kt b/app/src/main/java/com/navinfo/volvo/repository/network/NetworkRepositoryImp.kt
similarity index 75%
rename from app/src/main/java/com/navinfo/volvo/repository/NetworkDataSourceImp.kt
rename to app/src/main/java/com/navinfo/volvo/repository/network/NetworkRepositoryImp.kt
index 2d662bb..5fd1e2f 100644
--- a/app/src/main/java/com/navinfo/volvo/repository/NetworkDataSourceImp.kt
+++ b/app/src/main/java/com/navinfo/volvo/repository/network/NetworkRepositoryImp.kt
@@ -1,13 +1,10 @@
-package com.navinfo.volvo.repository
+package com.navinfo.volvo.repository.network
 
-import com.navinfo.volvo.database.AppDatabase
 import com.navinfo.volvo.database.dao.GreetingMessageDao
 import com.navinfo.volvo.di.scope.IoDispatcher
-import com.navinfo.volvo.database.entity.GreetingMessage
 import com.navinfo.volvo.http.DefaultResponse
 import com.navinfo.volvo.model.messagelist.NetworkMessageListPost
 import com.navinfo.volvo.model.messagelist.NetworkMessageListResponse
-import com.navinfo.volvo.repository.service.NetworkService
 import com.navinfo.volvo.tools.GsonUtil
 import com.navinfo.volvo.util.NetResult
 import kotlinx.coroutines.CoroutineDispatcher
@@ -17,11 +14,11 @@ import okhttp3.RequestBody.Companion.toRequestBody
 import javax.inject.Inject
 
 
-class NetworkDataSourceImp @Inject constructor(
+class NetworkRepositoryImp @Inject constructor(
     private val netWorkService: NetworkService,
     private val messageDao: GreetingMessageDao,
     @IoDispatcher private val ioDispatcher: CoroutineDispatcher
-) : NetworkDataSource {
+) : NetworkRepository {
 
     override suspend fun getCardList(message: NetworkMessageListPost): NetResult<DefaultResponse<NetworkMessageListResponse>> =
         withContext(ioDispatcher) {
@@ -31,9 +28,9 @@ class NetworkDataSourceImp @Inject constructor(
                 val result = netWorkService.queryCardListByApp(stringBody)
                 if (result.isSuccessful) {
                     val body = result.body()
-                    val list: MutableList<GreetingMessage> =
-                        listOf(body!!.data!!.rows) as MutableList<GreetingMessage>
-                    messageDao.insert(*list.map { it }.toTypedArray())
+                    if(body!!.data != null && body.data!!.rows != null){
+                        messageDao.insertOrUpdate(body.data!!.rows)
+                    }
                     NetResult.Success(body)
                 } else {
                     NetResult.Success(null)
diff --git a/app/src/main/java/com/navinfo/volvo/repository/service/NetworkService.kt b/app/src/main/java/com/navinfo/volvo/repository/network/NetworkService.kt
similarity index 90%
rename from app/src/main/java/com/navinfo/volvo/repository/service/NetworkService.kt
rename to app/src/main/java/com/navinfo/volvo/repository/network/NetworkService.kt
index 208ce28..b211c41 100644
--- a/app/src/main/java/com/navinfo/volvo/repository/service/NetworkService.kt
+++ b/app/src/main/java/com/navinfo/volvo/repository/network/NetworkService.kt
@@ -1,4 +1,4 @@
-package com.navinfo.volvo.repository.service
+package com.navinfo.volvo.repository.network
 
 import com.navinfo.volvo.http.DefaultResponse
 import com.navinfo.volvo.model.messagelist.NetworkMessageListResponse
diff --git a/app/src/main/java/com/navinfo/volvo/ui/BaseActivity.kt b/app/src/main/java/com/navinfo/volvo/ui/BaseActivity.kt
new file mode 100644
index 0000000..77c1577
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/ui/BaseActivity.kt
@@ -0,0 +1,11 @@
+package com.navinfo.volvo.ui
+
+import androidx.appcompat.app.AppCompatActivity
+import androidx.fragment.app.Fragment
+import androidx.lifecycle.ViewModelProvider
+import javax.inject.Inject
+
+abstract class BaseActivity : AppCompatActivity() {
+    @Inject
+    lateinit var viewModelFactoryProvider: ViewModelProvider.Factory
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/ui/MainActivity.kt b/app/src/main/java/com/navinfo/volvo/ui/MainActivity.kt
index 86b1b8a..e4fce06 100644
--- a/app/src/main/java/com/navinfo/volvo/ui/MainActivity.kt
+++ b/app/src/main/java/com/navinfo/volvo/ui/MainActivity.kt
@@ -1,10 +1,12 @@
 package com.navinfo.volvo.ui
 
 import android.content.DialogInterface
+import android.content.Intent
 import android.os.Bundle
 import android.view.View
 import android.widget.Toast
-import androidx.appcompat.app.AppCompatActivity
+import androidx.activity.viewModels
+import androidx.lifecycle.lifecycleScope
 import androidx.navigation.findNavController
 import androidx.navigation.ui.AppBarConfiguration
 import androidx.navigation.ui.setupActionBarWithNavController
@@ -28,20 +30,23 @@ import com.hjq.permissions.Permission
 import com.hjq.permissions.XXPermissions
 import com.navinfo.volvo.R
 import com.navinfo.volvo.databinding.ActivityMainBinding
+import com.navinfo.volvo.ui.message.MessageActivity
 import com.navinfo.volvo.utils.SystemConstant
 import dagger.hilt.android.AndroidEntryPoint
+import kotlinx.coroutines.launch
 
 @AndroidEntryPoint
-class MainActivity : AppCompatActivity() {
+class MainActivity : BaseActivity() {
 
     private lateinit var binding: ActivityMainBinding
+    private val viewModel by viewModels<MainActivityViewModel> { viewModelFactoryProvider }
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
         binding = ActivityMainBinding.inflate(layoutInflater)
         setContentView(binding.root)
-        setupNavigation()
+
 
         XXPermissions.with(this)
             // 申请单个权限
@@ -61,6 +66,7 @@ class MainActivity : AppCompatActivity() {
                     }
                     // 在SD卡创建项目目录
                     createRootFolder()
+                    setupNavigation()
                 }
 
                 override fun onDenied(permissions: MutableList<String>, never: Boolean) {
@@ -84,16 +90,29 @@ class MainActivity : AppCompatActivity() {
         val navController = findNavController(R.id.nav_host_fragment_activity_main)
         val appBarConfiguration = AppBarConfiguration(
             setOf(
-                R.id.navigation_message, R.id.navigation_dashboard, R.id.navigation_notifications,
+                R.id.navigation_home, R.id.navigation_dashboard, R.id.navigation_notifications,
             )
         )
         setupActionBarWithNavController(navController, appBarConfiguration)
         navView.setupWithNavController(navController)
+
+        lifecycleScope.launch {
+            viewModel.getUnreadCount().collect {
+                runOnUiThread {
+                    if (it == 0L) {
+                        navView.removeBadge(R.id.navigation_home)
+                    } else {
+                        var badge = navView.getOrCreateBadge(R.id.navigation_home);
+                        badge.number = it.toInt()
+                    }
+                }
+            }
+        }
+
         navController.addOnDestinationChangedListener { controller, destination, arguments ->
-            if (destination.id == R.id.navigation_message
+            if (destination.id == R.id.navigation_home
                 || destination.id == R.id.navigation_dashboard
                 || destination.id == R.id.navigation_notifications
-                || destination.id == R.id.navigation_obtain_message
             ) {
                 runOnUiThread {
                     navView.visibility = View.VISIBLE
@@ -106,6 +125,11 @@ class MainActivity : AppCompatActivity() {
                 }
             }
         }
+        binding.newMessageFab.setOnClickListener {
+//            val intent: Intent = Intent(this@MainActivity, MessageActivity::class.java)
+//            startActivity(intent)
+            navController.navigate(R.id.navigation_obtain_message)
+        }
     }
 
     override fun onSupportNavigateUp() =
diff --git a/app/src/main/java/com/navinfo/volvo/ui/MainActivityViewModel.kt b/app/src/main/java/com/navinfo/volvo/ui/MainActivityViewModel.kt
new file mode 100644
index 0000000..b0ffafe
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/ui/MainActivityViewModel.kt
@@ -0,0 +1,17 @@
+package com.navinfo.volvo.ui
+
+import androidx.lifecycle.ViewModel
+import androidx.paging.PagingData
+import com.navinfo.volvo.database.dao.GreetingMessageDao
+import com.navinfo.volvo.database.entity.GreetingMessage
+import kotlinx.coroutines.flow.Flow
+import javax.inject.Inject
+
+class MainActivityViewModel @Inject constructor(
+    private val messageDao: GreetingMessageDao,
+) : ViewModel() {
+
+
+    fun getUnreadCount(): Flow<Long> = messageDao.countUnreadByFlow()
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/ui/adapter/MessageAdapter.kt b/app/src/main/java/com/navinfo/volvo/ui/adapter/MessageAdapter.kt
deleted file mode 100644
index cb7525c..0000000
--- a/app/src/main/java/com/navinfo/volvo/ui/adapter/MessageAdapter.kt
+++ /dev/null
@@ -1,54 +0,0 @@
-package com.navinfo.volvo.ui.adapter
-
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import android.widget.ImageView
-import android.widget.TextView
-import androidx.recyclerview.widget.RecyclerView
-import com.navinfo.volvo.R
-import com.navinfo.volvo.database.entity.GreetingMessage
-
-class MessageAdapter : RecyclerView.Adapter<MessageAdapter.MyViewHolder>() {
-
-    var itemList: MutableList<GreetingMessage> = mutableListOf()
-
-    fun addItem(message: GreetingMessage) {
-        itemList.add(message)
-        notifyItemInserted(itemList.size - 1)
-    }
-
-    fun setItem(messageList: MutableList<GreetingMessage>){
-        itemList = messageList
-        notifyDataSetChanged()
-    }
-
-    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyViewHolder {
-        val view =
-            LayoutInflater.from(parent.context).inflate(R.layout.adapter_message, parent, false)
-        var viewHolder = MyViewHolder(view)
-        viewHolder.itemView.setOnClickListener {
-
-        }
-        return viewHolder
-    }
-
-    override fun onBindViewHolder(holder: MyViewHolder, position: Int) {
-        val message = itemList[position]
-        holder.toName.text = message.toWho
-        holder.messageText.text = message.name
-        holder.sendTime.text = message.sendDate
-    }
-
-    override fun getItemCount(): Int {
-        return itemList.size
-    }
-
-    inner class MyViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
-        var image: ImageView = itemView.findViewById(R.id.message_head_icon)
-        var toName: TextView = itemView.findViewById(R.id.message_to_username)
-        var sendTime: TextView = itemView.findViewById(R.id.message_send_time)
-        var status: TextView = itemView.findViewById(R.id.message_status)
-        var messageText: TextView = itemView.findViewById(R.id.message_text)
-    }
-}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/ui/BaseFragment.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/BaseFragment.kt
similarity index 85%
rename from app/src/main/java/com/navinfo/volvo/ui/BaseFragment.kt
rename to app/src/main/java/com/navinfo/volvo/ui/fragments/BaseFragment.kt
index bf288d6..b112973 100644
--- a/app/src/main/java/com/navinfo/volvo/ui/BaseFragment.kt
+++ b/app/src/main/java/com/navinfo/volvo/ui/fragments/BaseFragment.kt
@@ -1,4 +1,4 @@
-package com.navinfo.volvo.ui
+package com.navinfo.volvo.ui.fragments
 
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.ViewModelProvider
diff --git a/app/src/main/java/com/navinfo/volvo/ui/fragments/home/HomeAdapter.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/home/HomeAdapter.kt
new file mode 100644
index 0000000..398faf6
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/ui/fragments/home/HomeAdapter.kt
@@ -0,0 +1,81 @@
+package com.navinfo.volvo.ui.fragments.home
+
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ImageView
+import android.widget.TextView
+import androidx.databinding.DataBindingUtil
+import androidx.fragment.app.Fragment
+import androidx.paging.PagingDataAdapter
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.RecyclerView
+import com.bumptech.glide.Glide
+import com.navinfo.volvo.R
+import com.navinfo.volvo.database.entity.GreetingMessage
+import com.navinfo.volvo.databinding.AdapterHomeBinding
+
+class HomeAdapter(fragment: Fragment) :
+    PagingDataAdapter<GreetingMessage, HomeAdapter.MyViewHolder>(DiffCallback()) {
+
+    val fragment = fragment
+//    var itemList = ArrayList<GreetingMessage>()
+//
+//    fun addItem(message: GreetingMessage) {
+//        itemList.add(message)
+//        notifyItemInserted(itemList.size - 1)
+//    }
+//
+//    fun setItems(messageList: List<GreetingMessage>) {
+//        itemList.clear()
+//        itemList.addAll(messageList)
+//        notifyDataSetChanged()
+//    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyViewHolder {
+        val mDataBinding: AdapterHomeBinding =
+            DataBindingUtil.inflate(
+                LayoutInflater.from(fragment.context),
+                R.layout.adapter_home,
+                parent,
+                false
+            )
+        return MyViewHolder(mDataBinding)
+    }
+
+    override fun onBindViewHolder(holder: MyViewHolder, position: Int) {
+        holder.onBind(position)
+    }
+
+//    override fun getItemCount(): Int {
+//        return itemList.size
+//    }
+
+    inner class MyViewHolder(private val mDataBinding: AdapterHomeBinding) :
+        RecyclerView.ViewHolder(mDataBinding.root) {
+        fun onBind(position: Int) {
+            var row = getItem(position)
+            mDataBinding.greetingMessage = row
+            Glide.with(fragment)
+                .asBitmap().fitCenter()
+                .load(row!!.imageUrl)
+                .placeholder(R.mipmap.volvo_logo_small)
+                .error(R.mipmap.volvo_logo_small)
+                .into(mDataBinding.messageHeadIcon)
+        }
+
+    }
+
+    class DiffCallback : DiffUtil.ItemCallback<GreetingMessage>() {
+        override fun areItemsTheSame(oldItem: GreetingMessage, newItem: GreetingMessage): Boolean {
+            return oldItem.uuid == newItem.uuid
+        }
+
+        override fun areContentsTheSame(
+            oldItem: GreetingMessage,
+            newItem: GreetingMessage
+        ): Boolean {
+            return oldItem == newItem
+        }
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/ui/fragments/home/MessageFragment.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/home/HomeFragment.kt
similarity index 72%
rename from app/src/main/java/com/navinfo/volvo/ui/fragments/home/MessageFragment.kt
rename to app/src/main/java/com/navinfo/volvo/ui/fragments/home/HomeFragment.kt
index 33b9dc2..d78a6e7 100644
--- a/app/src/main/java/com/navinfo/volvo/ui/fragments/home/MessageFragment.kt
+++ b/app/src/main/java/com/navinfo/volvo/ui/fragments/home/HomeFragment.kt
@@ -4,50 +4,47 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.databinding.DataBindingUtil
 import androidx.fragment.app.viewModels
-import androidx.lifecycle.Observer
-import androidx.lifecycle.ViewModelProvider
+import androidx.lifecycle.lifecycleScope
 import androidx.recyclerview.widget.DividerItemDecoration
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.navinfo.volvo.R
 import com.navinfo.volvo.databinding.FragmentHomeBinding
 import com.navinfo.volvo.tools.DisplayUtil
-import com.navinfo.volvo.ui.BaseFragment
-import com.navinfo.volvo.ui.adapter.MessageAdapter
-import com.navinfo.volvo.ui.fragments.message.ObtainMessageViewModel
+import com.navinfo.volvo.ui.fragments.BaseFragment
 import com.yanzhenjie.recyclerview.*
 import dagger.hilt.android.AndroidEntryPoint
+import kotlinx.coroutines.flow.collectLatest
+import kotlinx.coroutines.launch
 
 @AndroidEntryPoint
-class MessageFragment : BaseFragment(), OnItemClickListener, OnItemMenuClickListener {
+class HomeFragment : BaseFragment(), OnItemClickListener, OnItemMenuClickListener {
 
     private var _binding: FragmentHomeBinding? = null
-
     // This property is only valid between onCreateView and
     // onDestroyView.
     private val binding get() = _binding!!
 
-    private val viewModel by viewModels<MessageViewModel> { viewModelFactoryProvider }
+    private val viewModel by viewModels<HomeViewModel> { viewModelFactoryProvider }
+
+    private lateinit var messageAdapter: HomeAdapter
 
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
-//        val homeViewModel =
-//            ViewModelProvider(this)[MessageViewModel::class.java]
-//        val obtainMessageViewModel =
-//            ViewModelProvider(requireActivity()).get(ObtainMessageViewModel::class.java)
-
         _binding = FragmentHomeBinding.inflate(inflater, container, false)
         val root: View = binding.root
         initView()
         return root
     }
 
-
     private fun initView() {
-        val recyclerview: SwipeRecyclerView = binding.homeMessageRecyclerview
+//        mDataBinding.homeViewModel = viewModel
+        messageAdapter = HomeAdapter(this)
+        val recyclerview: SwipeRecyclerView = binding.homeRecyclerview
         recyclerview.adapter = null //先设置null，否则会报错
         //创建菜单选项
         //注意：使用滑动菜单不能开启滑动删除，否则只有滑动删除没有滑动菜单
@@ -71,28 +68,32 @@ class MessageFragment : BaseFragment(), OnItemClickListener, OnItemMenuClickList
                 rightMenu.addMenuItem(shareItem)
             }
         val layoutManager = LinearLayoutManager(context)
-        val adapter = MessageAdapter()
+
         recyclerview.layoutManager = layoutManager
         recyclerview.addItemDecoration(DividerItemDecoration(context, layoutManager.orientation))
         recyclerview.setSwipeMenuCreator(mSwipeMenuCreator)
         recyclerview.setOnItemClickListener(this)
-        recyclerview.useDefaultLoadMore()
-        recyclerview.setLoadMoreListener {
-
+//        recyclerview.useDefaultLoadMore()
+//        recyclerview.setLoadMoreListener {
+//
+//        }
+        lifecycleScope.launch {
+            viewModel.messageList.collectLatest {
+                messageAdapter.submitData(it)
+            }
         }
-        recyclerview.adapter = adapter
-//        homeViewModel.getMessageList().observe(viewLifecycleOwner, Observer { contacts ->
-//            adapter.setItem(contacts)
-//        })
+//        messageAdapter.withLoadStateFooter(
+//            footer = RecLoadStateAdapter { messageAdapter.retry() }
+//        )
+
+//        messageAdapter.withLoadStateHeader()
+        recyclerview.adapter = messageAdapter
+
     }
 
     override fun onStart() {
         super.onStart()
-        getMessageList()
-    }
-
-    private fun getMessageList() {
-        viewModel.getMessageList()
+        viewModel.getNetMessageList()
     }
 
 
diff --git a/app/src/main/java/com/navinfo/volvo/ui/fragments/home/HomeViewModel.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/home/HomeViewModel.kt
new file mode 100644
index 0000000..ac68d39
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/ui/fragments/home/HomeViewModel.kt
@@ -0,0 +1,57 @@
+package com.navinfo.volvo.ui.fragments.home
+
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import androidx.paging.PagingData
+import com.navinfo.volvo.database.dao.GreetingMessageDao
+import com.navinfo.volvo.database.entity.GreetingMessage
+import com.navinfo.volvo.model.messagelist.NetworkMessageListPost
+import com.navinfo.volvo.repository.database.DatabaseRepository
+import com.navinfo.volvo.repository.network.NetworkRepository
+import com.navinfo.volvo.util.NetResult
+import com.navinfo.volvo.util.asLiveData
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.launch
+import javax.inject.Inject
+
+class HomeViewModel @Inject constructor(
+    private val netRepository: NetworkRepository,
+    private val dataRepository: DatabaseRepository
+) : ViewModel() {
+
+    private val _isLoading = MutableLiveData<Boolean>()
+    val isLoading = _isLoading.asLiveData()
+
+//    private val _messageList = MutableLiveData<List<GreetingMessage>>()
+//    val messageList = _messageList.asLiveData()
+
+
+    val messageList: Flow<PagingData<GreetingMessage>>
+        get() = dataRepository.getMessageByPaging()
+
+
+    fun getNetMessageList() {
+        _isLoading.postValue(true)
+        viewModelScope.launch {
+            val messagePost = NetworkMessageListPost(who = "", toWho = "")
+            when (val result = netRepository.getCardList(messagePost)) {
+                is NetResult.Success -> {
+                    _isLoading.value = false
+//                    if (result.data != null) {
+//                        val list = (result.data.data as NetworkMessageListResponse).rows
+//                        _messageList.value = list
+//                    }
+                }
+
+                is NetResult.Error -> {
+                    _isLoading.value = false
+                }
+                is NetResult.Loading -> {
+                    _isLoading.postValue(true)
+                }
+            }
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/ui/fragments/home/MessageViewModel.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/home/MessageViewModel.kt
deleted file mode 100644
index c65fd8f..0000000
--- a/app/src/main/java/com/navinfo/volvo/ui/fragments/home/MessageViewModel.kt
+++ /dev/null
@@ -1,48 +0,0 @@
-package com.navinfo.volvo.ui.fragments.home
-
-import androidx.lifecycle.MutableLiveData
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
-import com.navinfo.volvo.database.entity.GreetingMessage
-import com.navinfo.volvo.model.messagelist.NetworkMessageListPost
-import com.navinfo.volvo.model.messagelist.NetworkMessageListResponse
-import com.navinfo.volvo.repository.NetworkDataSource
-import com.navinfo.volvo.util.NetResult
-import com.navinfo.volvo.util.asLiveData
-import kotlinx.coroutines.launch
-import javax.inject.Inject
-
-class MessageViewModel @Inject constructor(
-    private val repository: NetworkDataSource
-) : ViewModel() {
-
-    private val _isLoading = MutableLiveData<Boolean>()
-    val isLoading = _isLoading.asLiveData()
-
-    private val _messageList = MutableLiveData<List<GreetingMessage>>()
-    val messageList = _messageList.asLiveData()
-
-    fun getMessageList() {
-        _isLoading.postValue(true)
-        viewModelScope.launch {
-            val messagePost = NetworkMessageListPost(who = "北京测试", toWho = "volvo测试")
-            when (val result = repository.getCardList(messagePost)) {
-                is NetResult.Success -> {
-                    _isLoading.value = false
-                    if (result.data != null) {
-                        val list = (result.data.data as NetworkMessageListResponse).rows
-                        _messageList.value = list
-                    }
-                }
-
-                is NetResult.Error -> {
-                    _isLoading.value = false
-                }
-                is NetResult.Loading -> {
-                    _isLoading.postValue(true)
-                }
-            }
-        }
-    }
-
-}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/ui/fragments/home/RecLoadStateAdapter.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/home/RecLoadStateAdapter.kt
new file mode 100644
index 0000000..034840f
--- /dev/null
+++ b/app/src/main/java/com/navinfo/volvo/ui/fragments/home/RecLoadStateAdapter.kt
@@ -0,0 +1,51 @@
+//package com.navinfo.volvo.ui.fragments.home
+//
+//import android.view.LayoutInflater
+//import android.view.View
+//import android.view.ViewGroup
+//import androidx.core.view.isVisible
+//import androidx.paging.LoadState
+//import androidx.paging.LoadStateAdapter
+//import androidx.recyclerview.widget.RecyclerView
+//import com.example.picsapp.R
+//import com.example.picsapp.databinding.LoadStateViewBinding
+//
+//class RecLoadStateAdapter(
+//    private val retry: () -> Unit
+//) : LoadStateAdapter<RecLoadStateAdapter.LoadStateViewHolder>() {
+//
+//    override fun onCreateViewHolder(parent: ViewGroup, loadState: LoadState): LoadStateViewHolder {
+//
+//        val binding = LoadStateViewBinding
+//            .inflate(LayoutInflater.from(parent.context), parent, false)
+//
+//        return LoadStateViewHolder(binding)
+//    }
+//
+//    override fun onBindViewHolder(holder: LoadStateViewHolder, loadState: LoadState) {
+//        holder.onBind(loadState)
+//
+//    }
+//
+//
+//
+//    inner class LoadStateViewHolder(private val binding: LoadStateViewBinding) : RecyclerView.ViewHolder(binding.root){
+//        fun onBind(loadState: LoadState) {
+//            val progress = binding.loadStateProgress
+//            val btnRetry = binding.loadStateRetry
+//            val txtErrorMessage = binding.loadStateErrorMessage
+//
+//            btnRetry.isVisible = loadState !is LoadState.Loading
+//            txtErrorMessage.isVisible = loadState !is LoadState.Loading
+//            progress.isVisible = loadState is LoadState.Loading
+//
+//            if (loadState is LoadState.Error){
+//                txtErrorMessage.text = loadState.error.localizedMessage
+//            }
+//
+//            btnRetry.setOnClickListener {
+//                retry.invoke()
+//            }
+//        }
+//    }
+//}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/ui/fragments/login/LoginFragment.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/login/LoginFragment.kt
index 35250a0..e921ce5 100644
--- a/app/src/main/java/com/navinfo/volvo/ui/fragments/login/LoginFragment.kt
+++ b/app/src/main/java/com/navinfo/volvo/ui/fragments/login/LoginFragment.kt
@@ -4,14 +4,12 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import androidx.fragment.app.Fragment
+import androidx.databinding.DataBindingUtil
 import androidx.fragment.app.viewModels
-import androidx.navigation.Navigation
-import androidx.navigation.findNavController
 import androidx.navigation.fragment.findNavController
 import com.navinfo.volvo.R
 import com.navinfo.volvo.databinding.FragmentLoginBinding
-import com.navinfo.volvo.ui.BaseFragment
+import com.navinfo.volvo.ui.fragments.BaseFragment
 import dagger.hilt.android.AndroidEntryPoint
 
 
@@ -19,11 +17,8 @@ import dagger.hilt.android.AndroidEntryPoint
 class LoginFragment : BaseFragment() {
 
     //    private var loginViewModel:LoginViewModel by viewModel(get())
-    private var viewBinding: FragmentLoginBinding? = null
+    private lateinit var viewBinding: FragmentLoginBinding
 
-    // This property is only valid between onCreateView and
-    // onDestroyView.
-    private val binding get() = viewBinding!!
 
     private val viewModel by viewModels<LoginViewModel> { viewModelFactoryProvider }
 
@@ -32,20 +27,21 @@ class LoginFragment : BaseFragment() {
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View {
+        viewBinding = DataBindingUtil.inflate(inflater, R.layout.fragment_login, container, false)
+        viewBinding.lifecycleOwner = this
+        initView()
+        return viewBinding.root
+    }
+
+    private fun initView() {
+        viewBinding.loginFragmentRegisterButton.setOnClickListener {
 
-        viewBinding = FragmentLoginBinding.inflate(inflater, container, false)
-        val root: View = binding.root
-        binding.loginFragmentRegisterButton.setOnClickListener {
         }
-        binding.loginFragmentLoginButton.setOnClickListener {
+        viewBinding.loginFragmentLoginButton.setOnClickListener {
+//            viewModel.login(viewBinding.loginFragmentUserLayout)
             findNavController().navigate(R.id.action_login_to_home)
         }
-        return root
     }
 
 
-    override fun onDestroyView() {
-        viewBinding = null
-        super.onDestroyView()
-    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/volvo/ui/fragments/login/LoginViewModel.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/login/LoginViewModel.kt
index ef6d19a..8f47282 100644
--- a/app/src/main/java/com/navinfo/volvo/ui/fragments/login/LoginViewModel.kt
+++ b/app/src/main/java/com/navinfo/volvo/ui/fragments/login/LoginViewModel.kt
@@ -6,14 +6,12 @@ import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import com.navinfo.volvo.database.AppDatabase
 import com.navinfo.volvo.database.entity.User
+import com.navinfo.volvo.util.SharedPreferenceHelper
 import javax.inject.Inject
 
-class LoginViewModel @Inject constructor(private val dataBase: AppDatabase) : ViewModel() {
+class LoginViewModel @Inject constructor(private val sharedPreferenceHelper: SharedPreferenceHelper) : ViewModel() {
 
-    private val _user = MutableLiveData<User>().apply {
-
-    }
-    val user: LiveData<User> = _user
+//    val user: LiveData<User> = _user
 
     fun liveDataOnclick(view: View) {
 
diff --git a/app/src/main/java/com/navinfo/volvo/ui/fragments/message/ObtainMessageFragment.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/message/ObtainMessageFragment.kt
index 0f015bb..75ff708 100644
--- a/app/src/main/java/com/navinfo/volvo/ui/fragments/message/ObtainMessageFragment.kt
+++ b/app/src/main/java/com/navinfo/volvo/ui/fragments/message/ObtainMessageFragment.kt
@@ -2,7 +2,6 @@ package com.navinfo.volvo.ui.fragments.message
 
 import android.content.DialogInterface
 import android.graphics.Paint
-import android.net.Uri
 import android.os.Bundle
 import android.text.TextUtils
 import android.view.LayoutInflater
@@ -17,18 +16,13 @@ import android.widget.Toast
 import androidx.core.content.ContextCompat
 import androidx.core.widget.addTextChangedListener
 import androidx.fragment.app.Fragment
-import androidx.fragment.app.viewModels
 import androidx.lifecycle.Observer
 import androidx.lifecycle.ViewModelProvider
 import androidx.navigation.Navigation
 import androidx.navigation.fragment.findNavController
-import com.bumptech.glide.Glide
-import com.bumptech.glide.load.engine.DiskCacheStrategy
 import com.easytools.tools.DateUtils
-import com.easytools.tools.DeviceUtils
 import com.easytools.tools.DisplayUtils
 import com.easytools.tools.FileIOUtils
-import com.easytools.tools.FileUtils
 import com.easytools.tools.ResourceUtils
 import com.easytools.tools.ToastUtils
 import com.elvishew.xlog.XLog
@@ -51,6 +45,7 @@ import com.navinfo.volvo.database.entity.AttachmentType
 import com.navinfo.volvo.database.entity.GreetingMessage
 import com.navinfo.volvo.databinding.FragmentObtainMessageBinding
 import com.navinfo.volvo.http.DownloadCallback
+import com.navinfo.volvo.model.VolvoModel
 import com.navinfo.volvo.ui.markRequiredInRed
 import com.navinfo.volvo.util.PhotoLoader
 import com.navinfo.volvo.utils.EasyMediaFile
@@ -62,8 +57,8 @@ import top.zibin.luban.Luban
 import top.zibin.luban.OnCompressListener
 import java.io.File
 import java.io.FileInputStream
-import java.io.FileOutputStream
 import java.util.*
+import kotlin.streams.toList
 
 
 //@RuntimePermissions
@@ -81,6 +76,7 @@ class ObtainMessageFragment: Fragment() {
 
     private val dateSendFormat = "yyyy-MM-dd HH:mm:ss"
     private val dateShowFormat = "yyyy-MM-dd HH:mm"
+    private var startRecordTime = System.currentTimeMillis()
 
     // This property is only valid between onCreateView and
     // onDestroyView.
@@ -186,13 +182,12 @@ class ObtainMessageFragment: Fragment() {
         binding.imgAudioDelete.setOnClickListener {
             obtainMessageViewModel.updateMessageAudio("")
         }
-
-        val sendToArray = mutableListOf<String>("绑定车辆1(LYVXFEFEXNL754427)")
+        val sendToArray = mutableListOf<VolvoModel>(VolvoModel("XC60", "智雅", "LYVXFEFEXNL754427"))
         binding.edtSendTo.adapter = ArrayAdapter<String>(requireContext(),
-            android.R.layout.simple_dropdown_item_1line, android.R.id.text1, sendToArray)
+            android.R.layout.simple_dropdown_item_1line, android.R.id.text1, sendToArray.stream().map { it -> "${it.version} ${it.model} ${it.num}" }.toList())
         binding.edtSendTo.onItemSelectedListener = object: OnItemSelectedListener {
             override fun onItemSelected(p0: AdapterView<*>?, p1: View?, p2: Int, p3: Long) {
-                obtainMessageViewModel.getMessageLiveData().value?.toWho = sendToArray[p2]
+                obtainMessageViewModel.getMessageLiveData().value?.toWho = sendToArray[p2].num
             }
 
             override fun onNothingSelected(p0: AdapterView<*>?) {
@@ -326,10 +321,15 @@ class ObtainMessageFragment: Fragment() {
                             MotionEvent.ACTION_DOWN-> {
                                 // 申请权限
                                 recorderLifecycleObserver.initAndStartRecorder()
-                                ToastUtils.showToast("开始录音！")
+                                startRecordTime = System.currentTimeMillis()
                                 false
                             }
                             MotionEvent.ACTION_UP -> {
+                                if (System.currentTimeMillis() - startRecordTime<2000) {
+                                    ToastUtils.showToast("录音时间太短！")
+                                    recorderLifecycleObserver.stopAndReleaseRecorder()
+                                    return
+                                }
                                 val recorderAudioPath = recorderLifecycleObserver.stopAndReleaseRecorder()
                                 if (File(recorderAudioPath).exists()) {
                                     obtainMessageViewModel.updateMessageAudio(recorderAudioPath)
@@ -556,9 +556,12 @@ class ObtainMessageFragment: Fragment() {
                 val cal = Calendar.getInstance()
                 cal.time = Date()
                 cal.set(Calendar.MINUTE, cal.get(Calendar.MINUTE)+1)
-                if (cal.time.time < sendDate.time) { // 发送时间设置小于当前时间1分钟前，Toast提示用户并自动设置发送时间
+                if (sendDate.time < cal.time.time) { // 发送时间设置小于当前时间1分钟后，Toast提示用户并自动设置发送时间
                     messageData?.sendDate = DateUtils.date2Str(cal.time, dateSendFormat)
                     ToastUtils.showToast("自动调整发送时间为1分钟后发送")
+                    messageData.version = "1" // 立即发送
+                } else {
+                    messageData.version = "0" // 预约发送
                 }
 
                 // 开始网络提交数据
@@ -588,6 +591,7 @@ class ObtainMessageFragment: Fragment() {
 
     val confirmCallback = object: ObtainMessageViewModel.MyConfirmCallback {
         override fun onSucess() {
+            findNavController().navigate(R.id.navigation_home)
         }
     }
 
diff --git a/app/src/main/java/com/navinfo/volvo/ui/fragments/message/ObtainMessageViewModel.kt b/app/src/main/java/com/navinfo/volvo/ui/fragments/message/ObtainMessageViewModel.kt
index f352210..3ef2925 100644
--- a/app/src/main/java/com/navinfo/volvo/ui/fragments/message/ObtainMessageViewModel.kt
+++ b/app/src/main/java/com/navinfo/volvo/ui/fragments/message/ObtainMessageViewModel.kt
@@ -23,9 +23,10 @@ import okhttp3.RequestBody
 import java.io.File
 import java.io.FileInputStream
 import java.util.*
+import javax.inject.Inject
 
 
-class ObtainMessageViewModel: ViewModel() {
+class ObtainMessageViewModel @Inject constructor(): ViewModel() {
     private val msgLiveData: MutableLiveData<GreetingMessage> by lazy {
         MutableLiveData<GreetingMessage>()
     }
@@ -232,7 +233,8 @@ class ObtainMessageViewModel: ViewModel() {
                     "mediaUrl" to message?.mediaUrl,
                     "who" to message?.who,
                     "toWho" to message?.toWho,
-                    "sendDate" to message?.sendDate
+                    "sendDate" to message?.sendDate,
+                    "version" to message?.version
                 )
                 val result = NavinfoVolvoCall.getApi().insertCardByApp(insertData as Map<String, String>)
                 XLog.d("insertCardByApp:${result.code}")
@@ -264,7 +266,8 @@ class ObtainMessageViewModel: ViewModel() {
                     "mediaUrl" to message?.mediaUrl,
                     "who" to message?.who,
                     "toWho" to message?.toWho,
-                    "sendDate" to message?.sendDate
+                    "sendDate" to message?.sendDate,
+                    "version" to message?.version
                 )
                 val result = NavinfoVolvoCall.getApi().updateCardByApp(updateData as Map<String, String>)
                 XLog.d("updateCardByApp:${result.code}")
diff --git a/app/src/main/res/drawable/shape_circular.xml b/app/src/main/res/drawable/shape_circular.xml
new file mode 100644
index 0000000..dcbbd79
--- /dev/null
+++ b/app/src/main/res/drawable/shape_circular.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="oval"
+    android:useLevel="false">
+    <solid android:color="#FF0000"/>
+    <size android:width="12dp"
+        android:height="12dp"/>
+</shape>
\ No newline at end of file
diff --git a/app/src/main/res/layout/adapter_home.xml b/app/src/main/res/layout/adapter_home.xml
new file mode 100644
index 0000000..7a24c31
--- /dev/null
+++ b/app/src/main/res/layout/adapter_home.xml
@@ -0,0 +1,86 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:tools="http://schemas.android.com/tools"
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <data>
+
+        <import type="android.view.View" />
+
+        <variable
+            name="greetingMessage"
+            type="com.navinfo.volvo.database.entity.GreetingMessage" />
+    </data>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+
+        <ImageView
+            android:id="@+id/message_head_icon"
+            android:layout_width="60dp"
+            android:layout_height="60dp"
+            android:layout_marginLeft="8dp"
+            android:src="@mipmap/volvo_logo_small"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
+
+        <TextView
+            android:id="@+id/message_badge"
+            android:layout_width="12dp"
+            android:layout_height="12dp"
+            android:background="@drawable/shape_circular"
+            android:gravity="center"
+            android:textColor="#000000"
+            app:layout_constraintCircle="@id/message_head_icon"
+            app:layout_constraintCircleAngle="45"
+            app:layout_constraintCircleRadius="40dp"
+            tools:ignore="MissingConstraints" />
+
+        <TextView
+            android:id="@+id/message_to_who"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="8dp"
+            android:ellipsize="end"
+            android:maxLines="1"
+            android:text="@{greetingMessage.toWho,default=发送对象的名字很长还很长的}"
+            android:textSize="16sp"
+            android:textStyle="bold"
+            app:layout_constraintLeft_toRightOf="@id/message_head_icon"
+            app:layout_constraintRight_toLeftOf="@id/message_send_time"
+            app:layout_constraintTop_toTopOf="@id/message_head_icon" />
+
+        <TextView
+            android:id="@+id/message_text"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="8dp"
+            android:ellipsize="end"
+            android:maxLines="1"
+            android:text="@{greetingMessage.name,default=消息内容我的消息也很长0121231313123131313}"
+            app:layout_constraintBottom_toBottomOf="@id/message_head_icon"
+            app:layout_constraintLeft_toRightOf="@id/message_head_icon"
+            app:layout_constraintRight_toLeftOf="@id/message_status" />
+
+        <TextView
+            android:id="@+id/message_send_time"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginRight="8dp"
+            android:text="@{greetingMessage.sendDate,default=l023x01x03x14x34x34}"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="@id/message_head_icon" />
+
+        <TextView
+            android:id="@+id/message_status"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="8dp"
+            android:text="@{greetingMessage.status,default=消息状态很长的文字}"
+            app:layout_constraintBottom_toBottomOf="@id/message_head_icon"
+            app:layout_constraintEnd_toEndOf="parent" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/adapter_message.xml b/app/src/main/res/layout/adapter_message.xml
deleted file mode 100644
index 0137030..0000000
--- a/app/src/main/res/layout/adapter_message.xml
+++ /dev/null
@@ -1,54 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content">
-
-    <ImageView
-        android:id="@+id/message_head_icon"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginLeft="8dp"
-        android:src="@mipmap/volvo_logo_small"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <TextView
-        android:id="@+id/message_to_username"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginLeft="8dp"
-        android:text="问候对象"
-        android:ellipsize="end"
-        android:textSize="16sp"
-        android:textStyle="bold"
-        app:layout_constraintLeft_toRightOf="@id/message_head_icon"
-        app:layout_constraintTop_toTopOf="@id/message_head_icon" />
-
-    <TextView
-        android:id="@+id/message_text"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginLeft="8dp"
-        android:text="信息内容"
-        app:layout_constraintBottom_toBottomOf="@id/message_head_icon"
-        app:layout_constraintLeft_toRightOf="@id/message_head_icon" />
-    <TextView
-        android:id="@+id/message_send_time"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginRight="8dp"
-        android:text="日期"
-        app:layout_constraintTop_toTopOf="@id/message_head_icon"
-        app:layout_constraintEnd_toEndOf="parent"
-        />
-    <TextView
-        android:id="@+id/message_status"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginLeft="8dp"
-        android:text="状态"
-        app:layout_constraintBottom_toBottomOf="@id/message_head_icon"
-        app:layout_constraintEnd_toEndOf="parent" />
-</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_home.xml b/app/src/main/res/layout/fragment_home.xml
index 5f95163..9660c83 100644
--- a/app/src/main/res/layout/fragment_home.xml
+++ b/app/src/main/res/layout/fragment_home.xml
@@ -1,10 +1,39 @@
 <?xml version="1.0" encoding="utf-8"?>
-<com.yanzhenjie.recyclerview.SwipeRecyclerView
-    android:id="@+id/home_message_recyclerview"
-    xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".ui.fragments.home.MessageFragment">
-</com.yanzhenjie.recyclerview.SwipeRecyclerView>
+    tools:context=".ui.fragments.home.HomeFragment">
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/home_search"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="20dp"
+        android:layout_marginRight="20dp"
+        android:layout_marginTop="5dp"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="请输入查询内容" />
+    </com.google.android.material.textfield.TextInputLayout>
+
+    <com.yanzhenjie.recyclerview.SwipeRecyclerView
+        android:id="@+id/home_recyclerview"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:layout_marginTop="10dp"
+        android:paddingLeft="5dp"
+        android:paddingRight="5dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/home_search" />
+
+
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/app/src/main/res/layout/fragment_login.xml b/app/src/main/res/layout/fragment_login.xml
index 30aec55..6829329 100644
--- a/app/src/main/res/layout/fragment_login.xml
+++ b/app/src/main/res/layout/fragment_login.xml
@@ -1,78 +1,90 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context="com.navinfo.volvo.ui.fragments.login.LoginFragment">
+    xmlns:tools="http://schemas.android.com/tools">
 
+    <data>
+        <variable
+            name="loginUser"
+            type="com.navinfo.volvo.model.LoginUser" />
+    </data>
 
-    <androidx.constraintlayout.utils.widget.ImageFilterView
-        android:id="@+id/login_fragment_logo"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:src="@mipmap/ic_launcher"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.2"
-        app:roundPercent="0.2" />
-
-    <com.google.android.material.textfield.TextInputLayout
-        android:id="@+id/login_fragment_user_layout"
+    <androidx.constraintlayout.widget.ConstraintLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_marginLeft="20dp"
-        android:layout_marginRight="20dp"
-        android:scrollbarAlwaysDrawHorizontalTrack="true"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.4">
+        android:layout_height="match_parent"
+        tools:context="com.navinfo.volvo.ui.fragments.login.LoginFragment">
 
-        <com.google.android.material.textfield.TextInputEditText
+
+        <androidx.constraintlayout.utils.widget.ImageFilterView
+            android:id="@+id/login_fragment_logo"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:src="@mipmap/volvo_logo_small"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_bias="0.2"
+            app:roundPercent="0.2" />
+
+        <com.google.android.material.textfield.TextInputLayout
+            android:id="@+id/login_fragment_user_layout"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:hint="用户名" />
-    </com.google.android.material.textfield.TextInputLayout>
+            android:layout_marginLeft="20dp"
+            android:layout_marginRight="20dp"
+            android:scrollbarAlwaysDrawHorizontalTrack="true"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_bias="0.4">
 
-    <com.google.android.material.textfield.TextInputLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_marginLeft="20dp"
-        android:layout_marginRight="20dp"
-        app:layout_constraintTop_toBottomOf="@id/login_fragment_user_layout">
+            <com.google.android.material.textfield.TextInputEditText
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:text="@{loginUser.name}"
+                android:hint="请输入用户名" />
+        </com.google.android.material.textfield.TextInputLayout>
 
-        <com.google.android.material.textfield.TextInputEditText
+        <com.google.android.material.textfield.TextInputLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:hint="密码" />
-    </com.google.android.material.textfield.TextInputLayout>
+            android:layout_marginLeft="20dp"
+            android:layout_marginRight="20dp"
+            app:layout_constraintTop_toBottomOf="@id/login_fragment_user_layout">
 
-    <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
-        android:id="@+id/login_fragment_register_button"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:paddingLeft="10dp"
-        android:paddingRight="10dp"
-        android:text="注册"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintHorizontal_chainStyle="spread"
-        app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintRight_toLeftOf="@id/login_fragment_login_button"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.7" />
+            <com.google.android.material.textfield.TextInputEditText
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:inputType="textPassword"
+                android:text="@{loginUser.password}"
+                android:hint="请输入密码" />
+        </com.google.android.material.textfield.TextInputLayout>
 
-    <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
-        android:id="@+id/login_fragment_login_button"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:paddingLeft="10dp"
-        android:paddingRight="10dp"
-        android:text="登录"
-        app:layout_constraintBaseline_toBaselineOf="@id/login_fragment_register_button"
-        app:layout_constraintLeft_toRightOf="@id/login_fragment_register_button"
-        app:layout_constraintRight_toRightOf="parent" />
+        <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
+            android:id="@+id/login_fragment_register_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:paddingLeft="10dp"
+            android:paddingRight="10dp"
+            android:text="注册"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintHorizontal_chainStyle="spread"
+            app:layout_constraintLeft_toLeftOf="parent"
+            app:layout_constraintRight_toLeftOf="@id/login_fragment_login_button"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_bias="0.7" />
 
-</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
+        <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
+            android:id="@+id/login_fragment_login_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:paddingLeft="10dp"
+            android:paddingRight="10dp"
+            android:text="登录"
+            app:layout_constraintBaseline_toBaselineOf="@id/login_fragment_register_button"
+            app:layout_constraintLeft_toRightOf="@id/login_fragment_register_button"
+            app:layout_constraintRight_toRightOf="parent" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_obtain_message.xml b/app/src/main/res/layout/fragment_obtain_message.xml
index e90f9a4..9abef07 100644
--- a/app/src/main/res/layout/fragment_obtain_message.xml
+++ b/app/src/main/res/layout/fragment_obtain_message.xml
@@ -365,7 +365,7 @@
                         android:layout_height="wrap_content"
                         style="@style/Widget.Material3.Button.ElevatedButton"
                         app:icon="@drawable/ic_baseline_access_time_24"
-                        android:text="现在"
+                        android:text="选择时间"
                         android:padding="@dimen/default_widget_padding"></com.google.android.material.button.MaterialButton>
                 </LinearLayout>
                 <com.nhaarman.supertooltips.ToolTipRelativeLayout
diff --git a/app/src/main/res/menu/bottom_nav_menu.xml b/app/src/main/res/menu/bottom_nav_menu.xml
index 1de2fe3..3217db0 100644
--- a/app/src/main/res/menu/bottom_nav_menu.xml
+++ b/app/src/main/res/menu/bottom_nav_menu.xml
@@ -2,7 +2,7 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item
-        android:id="@+id/navigation_message"
+        android:id="@+id/navigation_home"
         android:icon="@drawable/ic_home_black_24dp"
         android:title="@string/title_home" />
     <item
@@ -25,6 +25,6 @@
     <item
         android:id="@+id/navigation_obtain_message"
         android:icon="@drawable/ic_baseline_mail_24"
-        android:title="消息" />
+        android:title="我的" />
 
 </menu>
\ No newline at end of file
diff --git a/app/src/main/res/navigation/mobile_navigation.xml b/app/src/main/res/navigation/mobile_navigation.xml
index 7166394..83fe244 100644
--- a/app/src/main/res/navigation/mobile_navigation.xml
+++ b/app/src/main/res/navigation/mobile_navigation.xml
@@ -12,7 +12,7 @@
         tools:layout="@layout/fragment_login">
         <action
             android:id="@+id/action_login_to_home"
-            app:destination="@id/navigation_message"
+            app:destination="@id/navigation_home"
             app:enterAnim="@anim/from_left"
             app:exitAnim="@anim/to_right"
             app:popEnterAnim="@anim/from_right"
@@ -21,8 +21,8 @@
             app:popUpToInclusive="true" />
     </fragment>
     <fragment
-        android:id="@+id/navigation_message"
-        android:name="com.navinfo.volvo.ui.fragments.home.MessageFragment"
+        android:id="@+id/navigation_home"
+        android:name="com.navinfo.volvo.ui.fragments.home.HomeFragment"
         android:label="@string/title_home"
         tools:layout="@layout/fragment_home"></fragment>
 
@@ -48,5 +48,16 @@
         android:id="@+id/navigation_obtain_message"
         android:name="com.navinfo.volvo.ui.fragments.message.ObtainMessageFragment"
         android:label="问候编辑"
-        tools:layout="@layout/fragment_obtain_message" />
+        tools:layout="@layout/fragment_obtain_message" >
+        <action
+            android:id="@+id/action_login_to_home"
+            app:destination="@id/navigation_home"
+            app:enterAnim="@anim/from_left"
+            app:exitAnim="@anim/to_right"
+            app:popEnterAnim="@anim/from_right"
+            app:popExitAnim="@anim/to_left"
+            app:popUpTo="@id/navigation_obtain_message"
+            app:popUpToInclusive="true" />
+    </fragment>
+
 </navigation>
\ No newline at end of file
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 6f9bd6f..3e0fd35 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -1,9 +1,18 @@
 <resources>
-    <string name="app_name">NavinfoVolvo</string>
-    <string name="title_home">Home</string>
+    <string name="app_name">VolvoMessage</string>
+    <string name="title_home">问候</string>
     <string name="title_dashboard">Dashboard</string>
     <string name="title_notifications">Notifications</string>
     <string name="delete">删除</string>
     <string name="share">分享</string>
     <string name="my">我的</string>
+    <string name="title_activity_second">SecondActivity</string>
+    <!-- Strings used for fragments for navigation -->
+    <string name="first_fragment_label">First Fragment</string>
+    <string name="second_fragment_label">Second Fragment</string>
+    <string name="next">Next</string>
+    <string name="previous">Previous</string>
+
+    <string name="hello_first_fragment">Hello first fragment</string>
+    <string name="hello_second_fragment">Hello second fragment. Arg: %1$s</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index 547a263..744bd08 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -9,4 +9,5 @@
     <color name="white">#FFFFFFFF</color>
     <color name="red">#FFFF0000</color>
     <color name="gray">#5E5E5E</color>
+    <color name="gray1">#D2CACA</color>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 919f896..1c985c8 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,6 +1,6 @@
 <resources>
-    <string name="app_name">NavinfoVolvo</string>
-    <string name="title_home">Home</string>
+    <string name="app_name">VolvoMessage</string>
+    <string name="title_home">Message</string>
     <string name="title_dashboard">Dashboard</string>
     <string name="title_notifications">Notifications</string>
     <string name="delete">Del</string>