init version

Signed-off-by: chaoq <chaoq@gxtech.ltd>

app/.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml

app/.idea/AndroidProjectSystem.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AndroidProjectSystem">
+    <option name="providerId" value="com.android.tools.idea.GradleProjectSystem" />
+  </component>
+</project>

app/.idea/deviceManager.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DeviceTable">
+    <option name="columnSorters">
+      <list>
+        <ColumnSorterState>
+          <option name="column" value="Name" />
+          <option name="order" value="ASCENDING" />
+        </ColumnSorterState>
+      </list>
+    </option>
+  </component>
+</project>

app/.idea/gradle.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GradleSettings">
+    <option name="linkedExternalProjectsSettings">
+      <GradleProjectSettings>
+        <option name="testRunner" value="CHOOSE_PER_TEST" />
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="gradleJvm" value="#GRADLE_LOCAL_JAVA_HOME" />
+      </GradleProjectSettings>
+    </option>
+  </component>
+</project>

app/.idea/migrations.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectMigrations">
+    <option name="MigrateToGradleLocalJavaHome">
+      <set>
+        <option value="$PROJECT_DIR$" />
+      </set>
+    </option>
+  </component>
+</project>

app/.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="ProjectRootManager">
+    <output url="file://$PROJECT_DIR$/build/classes" />
+  </component>
+  <component name="ProjectType">
+    <option name="id" value="Android" />
+  </component>
+</project>

app/.idea/runConfigurations.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RunConfigurationProducerService">
+    <option name="ignoredProducers">
+      <set>
+        <option value="com.intellij.execution.junit.AbstractAllInDirectoryConfigurationProducer" />
+        <option value="com.intellij.execution.junit.AllInPackageConfigurationProducer" />
+        <option value="com.intellij.execution.junit.PatternConfigurationProducer" />
+        <option value="com.intellij.execution.junit.TestInClassConfigurationProducer" />
+        <option value="com.intellij.execution.junit.UniqueIdConfigurationProducer" />
+        <option value="com.intellij.execution.junit.testDiscovery.JUnitTestDiscoveryConfigurationProducer" />
+        <option value="org.jetbrains.kotlin.idea.junit.KotlinJUnitRunConfigurationProducer" />
+        <option value="org.jetbrains.kotlin.idea.junit.KotlinPatternConfigurationProducer" />
+      </set>
+    </option>
+  </component>
+</project>

app/build.gradle

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+plugins {
+    id 'com.android.application'
+    id 'org.jetbrains.kotlin.android'
+}
+
+android {
+    namespace 'com.xsynergy.android'
+    compileSdk 34
+
+    defaultConfig {
+        applicationId "com.xsynergy.android"
+        minSdk 26
+        targetSdk 34
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+        vectorDrawables {
+            useSupportLibrary true
+        }
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
+    }
+    kotlinOptions {
+        jvmTarget = '17'
+    }
+    buildFeatures {
+        compose true
+    }
+    composeOptions {
+        kotlinCompilerExtensionVersion '1.5.14'
+    }
+    packaging {
+        resources {
+            excludes += '/META-INF/{AL2.0,LGPL2.1}'
+        }
+    }
+}
+
+dependencies {
+    implementation 'androidx.core:core-ktx:1.13.1'
+    implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.8.4'
+    implementation 'androidx.activity:activity-compose:1.9.1'
+    implementation platform('androidx.compose:compose-bom:2024.06.00')
+    implementation 'androidx.compose.ui:ui'
+    implementation 'androidx.compose.ui:ui-graphics'
+    implementation 'androidx.compose.ui:ui-tooling-preview'
+    implementation 'androidx.compose.material3:material3'
+    implementation 'androidx.lifecycle:lifecycle-viewmodel-compose:2.8.4'
+    implementation 'androidx.navigation:navigation-compose:2.7.7'
+    
+    testImplementation 'junit:junit:4.13.2'
+    androidTestImplementation 'androidx.test.ext:junit:1.2.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.6.1'
+    androidTestImplementation platform('androidx.compose:compose-bom:2024.06.00')
+    androidTestImplementation 'androidx.compose.ui:ui-test-junit4'
+    debugImplementation 'androidx.compose.ui:ui-tooling'
+    debugImplementation 'androidx.compose.ui:ui-test-manifest'
+}

app/local.properties

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+## This file must *NOT* be checked into Version Control Systems,
+# as it contains information specific to your local configuration.
+#
+# Location of the SDK. This is only used by Gradle.
+# For customization when using a Version Control System, please read the
+# header note.
+#Thu Sep 04 21:24:19 CST 2025
+sdk.dir=/Users/qianchao/Library/Android/sdk

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
+    <uses-permission android:name="android.permission.RECEIVE_SMS" />
+
+    <application
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.XSynergy"
+        tools:targetApi="31">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:label="@string/app_name"
+            android:theme="@style/Theme.XSynergy">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/xsynergy/android/MainActivity.kt

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+package com.xsynergy.android
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.layout.*
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Modifier
+import com.xsynergy.android.ui.theme.XSynergyTheme
+import com.xsynergy.android.ui.screens.LoginScreen
+import com.xsynergy.android.ui.screens.MainScreen
+
+class MainActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContent {
+            XSynergyTheme {
+                Surface(
+                    modifier = Modifier.fillMaxSize(),
+                    color = MaterialTheme.colorScheme.background
+                ) {
+                    var isLoggedIn by remember { mutableStateOf(false) }
+                    
+                    if (!isLoggedIn) {
+                        LoginScreen(
+                            onLoginSuccess = { 
+                                isLoggedIn = true 
+                            }
+                        )
+                    } else {
+                        MainScreen()
+                    }
+                }
+            }
+        }
+    }
+}

app/src/main/java/com/xsynergy/android/ui/navigation/BottomNavigation.kt

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+package com.xsynergy.android.ui.navigation
+
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.*
+import androidx.compose.material.icons.outlined.*
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.graphics.vector.ImageVector
+
+sealed class BottomNavItem(
+    val route: String,
+    val title: String,
+    val icon: ImageVector
+) {
+    object Dashboard : BottomNavItem("dashboard", "首页", Icons.Default.Home)
+    object History : BottomNavItem("history", "历史", Icons.Default.List)
+    object AR : BottomNavItem("ar", "AR", Icons.Default.Build)
+    object ARSession : BottomNavItem("arsession", "AR会话", Icons.Default.Call)
+    object Contacts : BottomNavItem("contacts", "联系人", Icons.Default.Person)
+    object Settings : BottomNavItem("settings", "设置", Icons.Default.Settings)
+    object Profile : BottomNavItem("profile", "我的", Icons.Default.AccountCircle)
+}
+
+val bottomNavItems = listOf(
+    BottomNavItem.Dashboard,
+    BottomNavItem.History,
+    BottomNavItem.ARSession,
+    BottomNavItem.Contacts,
+    BottomNavItem.Profile
+)

app/src/main/java/com/xsynergy/android/ui/screens/ARSessionScreen.kt

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+package com.xsynergy.android.ui.screens
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.*
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.xsynergy.android.ui.theme.XSynergyTheme
+
+@Composable
+fun ARSessionScreen(
+    sessionId: String = "会话12345",
+    participants: List<String> = listOf("李明", "王工程师", "张主管"),
+    onEndSession: () -> Unit = {},
+    onAddAnnotation: () -> Unit = {},
+    onToggleAudio: () -> Unit = {},
+    onToggleVideo: () -> Unit = {},
+    onShareScreen: () -> Unit = {}
+) {
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(horizontal = 20.dp)
+    ) {
+        Row(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(top = 20.dp, bottom = 16.dp),
+            horizontalArrangement = Arrangement.SpaceBetween,
+            verticalAlignment = Alignment.CenterVertically
+        ) {
+            Text(
+                text = "AR协作会话",
+                fontSize = 24.sp,
+                fontWeight = FontWeight.Bold,
+                color = MaterialTheme.colorScheme.onBackground
+            )
+            
+            Row(horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                Text(
+                    text = "会话ID: $sessionId",
+                    fontSize = 14.sp,
+                    color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                )
+                
+                Surface(
+                    color = MaterialTheme.colorScheme.error,
+                    shape = MaterialTheme.shapes.small
+                ) {
+                    Text(
+                        text = "直播中",
+                        fontSize = 12.sp,
+                        color = MaterialTheme.colorScheme.onError,
+                        modifier = Modifier.padding(horizontal = 8.dp, vertical = 2.dp)
+                    )
+                }
+            }
+        }
+
+        Card(
+            modifier = Modifier
+                .fillMaxWidth()
+                .weight(1f),
+            colors = CardDefaults.cardColors(
+                containerColor = MaterialTheme.colorScheme.surface
+            ),
+            elevation = CardDefaults.cardElevation(defaultElevation = 4.dp)
+        ) {
+            Box(
+                modifier = Modifier.fillMaxSize(),
+                contentAlignment = Alignment.Center
+            ) {
+                Column(
+                    horizontalAlignment = Alignment.CenterHorizontally,
+                    verticalArrangement = Arrangement.Center
+                ) {
+                    Text(
+                        text = "AR摄像头视图",
+                        fontSize = 18.sp,
+                        fontWeight = FontWeight.Bold,
+                        color = MaterialTheme.colorScheme.onSurface
+                    )
+                    
+                    Spacer(modifier = Modifier.height(16.dp))
+                    
+                    Text(
+                        text = "正在显示实时AR内容",
+                        fontSize = 14.sp,
+                        color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                    )
+                    
+                    Spacer(modifier = Modifier.height(24.dp))
+                    
+                    Row(
+                        horizontalArrangement = Arrangement.spacedBy(16.dp)
+                    ) {
+                        AssistChip(
+                            onClick = { /* TODO: Toggle AR mode */ },
+                            label = { Text("3D模型") },
+                            leadingIcon = { Icon(Icons.Default.Build, contentDescription = null) }
+                        )
+                        
+                        AssistChip(
+                            onClick = { /* TODO: Toggle measurement */ },
+                            label = { Text("测量") },
+                            leadingIcon = { Icon(Icons.Default.Edit, contentDescription = null) }
+                        )
+                        
+                        AssistChip(
+                            onClick = { /* TODO: Toggle annotation */ },
+                            label = { Text("标注") },
+                            leadingIcon = { Icon(Icons.Default.Edit, contentDescription = null) }
+                        )
+                    }
+                }
+            }
+        }
+
+        Spacer(modifier = Modifier.height(16.dp))
+
+        Card(
+            modifier = Modifier.fillMaxWidth(),
+            colors = CardDefaults.cardColors(
+                containerColor = MaterialTheme.colorScheme.surface
+            ),
+            elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+        ) {
+            Column(
+                modifier = Modifier.padding(16.dp)
+            ) {
+                Text(
+                    text = "参与者 (${participants.size})",
+                    fontSize = 16.sp,
+                    fontWeight = FontWeight.Bold,
+                    color = MaterialTheme.colorScheme.onSurface
+                )
+                
+                Spacer(modifier = Modifier.height(8.dp))
+                
+                Row {
+                    participants.forEach { participant ->
+                        AssistChip(
+                            onClick = { /* TODO: Focus on participant */ },
+                            label = { Text(participant) },
+                            modifier = Modifier.padding(end = 8.dp)
+                        )
+                    }
+                }
+            }
+        }
+
+        Spacer(modifier = Modifier.height(16.dp))
+
+        Row(
+            modifier = Modifier.fillMaxWidth(),
+            horizontalArrangement = Arrangement.SpaceEvenly
+        ) {
+            IconButton(
+                onClick = onToggleAudio,
+                modifier = Modifier.size(48.dp)
+            ) {
+                Icon(
+                    imageVector = Icons.Default.Call,
+                    contentDescription = "麦克风",
+                    tint = MaterialTheme.colorScheme.primary
+                )
+            }
+            
+            IconButton(
+                onClick = onToggleVideo,
+                modifier = Modifier.size(48.dp)
+            ) {
+                Icon(
+                    imageVector = Icons.Default.Call,
+                    contentDescription = "摄像头",
+                    tint = MaterialTheme.colorScheme.primary
+                )
+            }
+            
+            IconButton(
+                onClick = onShareScreen,
+                modifier = Modifier.size(48.dp)
+            ) {
+                Icon(
+                    imageVector = Icons.Default.Call,
+                    contentDescription = "屏幕共享",
+                    tint = MaterialTheme.colorScheme.primary
+                )
+            }
+            
+            IconButton(
+                onClick = onAddAnnotation,
+                modifier = Modifier.size(48.dp)
+            ) {
+                Icon(
+                    imageVector = Icons.Default.Edit,
+                    contentDescription = "添加标注",
+                    tint = MaterialTheme.colorScheme.primary
+                )
+            }
+            
+            Button(
+                onClick = onEndSession,
+                colors = ButtonDefaults.buttonColors(
+                    containerColor = MaterialTheme.colorScheme.error
+                ),
+                modifier = Modifier.height(48.dp)
+            ) {
+                Icon(
+                    imageVector = Icons.Default.Close,
+                    contentDescription = "结束会话",
+                    tint = MaterialTheme.colorScheme.onError
+                )
+                Spacer(modifier = Modifier.width(8.dp))
+                Text("结束", color = MaterialTheme.colorScheme.onError)
+            }
+        }
+
+        Spacer(modifier = Modifier.height(20.dp))
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun ARSessionScreenPreview() {
+    XSynergyTheme {
+        Surface {
+            ARSessionScreen()
+        }
+    }
+}

app/src/main/java/com/xsynergy/android/ui/screens/ContactsScreen.kt

@@ -0,0 +1,199 @@
+package com.xsynergy.android.ui.screens
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.xsynergy.android.ui.theme.XSynergyTheme
+
+data class Contact(
+    val id: String,
+    val name: String,
+    val role: String,
+    val department: String,
+    val isOnline: Boolean
+)
+
+@Composable
+fun ContactsScreen() {
+    val contacts = remember {
+        listOf(
+            Contact(
+                id = "1",
+                name = "王工程师",
+                role = "高级工程师",
+                department = "设备部",
+                isOnline = true
+            ),
+            Contact(
+                id = "2",
+                name = "李设计师",
+                role = "UI设计师",
+                department = "设计部",
+                isOnline = true
+            ),
+            Contact(
+                id = "3",
+                name = "张主管",
+                role = "技术主管",
+                department = "技术部",
+                isOnline = false
+            ),
+            Contact(
+                id = "4",
+                name = "刘经理",
+                role = "项目经理",
+                department = "项目部",
+                isOnline = true
+            ),
+            Contact(
+                id = "5",
+                name = "陈技术员",
+                role = "技术员",
+                department = "运维部",
+                isOnline = false
+            )
+        )
+    }
+
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(horizontal = 20.dp)
+    ) {
+        Text(
+            text = "联系人",
+            fontSize = 24.sp,
+            fontWeight = FontWeight.Bold,
+            color = MaterialTheme.colorScheme.onBackground,
+            modifier = Modifier.padding(top = 20.dp, bottom = 24.dp)
+        )
+
+        LazyColumn(
+            modifier = Modifier.fillMaxSize(),
+            verticalArrangement = Arrangement.spacedBy(12.dp)
+        ) {
+            items(contacts) { contact ->
+                ContactCard(contact)
+            }
+        }
+    }
+}
+
+@Composable
+fun ContactCard(contact: Contact) {
+    Card(
+        modifier = Modifier.fillMaxWidth(),
+        colors = CardDefaults.cardColors(
+            containerColor = MaterialTheme.colorScheme.surface
+        ),
+        elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+    ) {
+        Row(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(16.dp),
+            horizontalArrangement = Arrangement.SpaceBetween,
+            verticalAlignment = Alignment.CenterVertically
+        ) {
+            Row(
+                horizontalArrangement = Arrangement.spacedBy(12.dp),
+                verticalAlignment = Alignment.CenterVertically
+            ) {
+                Surface(
+                    modifier = Modifier.size(48.dp),
+                    shape = CircleShape,
+                    color = MaterialTheme.colorScheme.primaryContainer
+                ) {
+                    Box(contentAlignment = Alignment.Center) {
+                        Text(
+                            text = contact.name.first().toString(),
+                            fontSize = 20.sp,
+                            fontWeight = FontWeight.Bold,
+                            color = MaterialTheme.colorScheme.onPrimaryContainer
+                        )
+                    }
+                }
+                
+                Column {
+                    Text(
+                        text = contact.name,
+                        fontSize = 16.sp,
+                        fontWeight = FontWeight.Bold,
+                        color = MaterialTheme.colorScheme.onSurface
+                    )
+                    Text(
+                        text = contact.role,
+                        fontSize = 14.sp,
+                        color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                    )
+                    Text(
+                        text = contact.department,
+                        fontSize = 12.sp,
+                        color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.4f)
+                    )
+                }
+            }
+            
+            Row {
+                if (contact.isOnline) {
+                    Surface(
+                        color = MaterialTheme.colorScheme.secondaryContainer,
+                        shape = MaterialTheme.shapes.small
+                    ) {
+                        Text(
+                            text = "在线",
+                            fontSize = 12.sp,
+                            color = MaterialTheme.colorScheme.onSecondaryContainer,
+                            modifier = Modifier.padding(horizontal = 8.dp, vertical = 4.dp)
+                        )
+                    }
+                } else {
+                    Surface(
+                        color = MaterialTheme.colorScheme.surfaceVariant,
+                        shape = MaterialTheme.shapes.small
+                    ) {
+                        Text(
+                            text = "离线",
+                            fontSize = 12.sp,
+                            color = MaterialTheme.colorScheme.onSurfaceVariant,
+                            modifier = Modifier.padding(horizontal = 8.dp, vertical = 4.dp)
+                        )
+                    }
+                }
+                
+                Spacer(modifier = Modifier.width(8.dp))
+                
+                Button(
+                    onClick = { /* TODO: Handle call action */ },
+                    modifier = Modifier.height(32.dp),
+                    colors = ButtonDefaults.buttonColors(
+                        containerColor = MaterialTheme.colorScheme.primary,
+                        contentColor = MaterialTheme.colorScheme.onPrimary
+                    )
+                ) {
+                    Text(text = "联系", fontSize = 12.sp)
+                }
+            }
+        }
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun ContactsScreenPreview() {
+    XSynergyTheme {
+        Surface {
+            ContactsScreen()
+        }
+    }
+}

app/src/main/java/com/xsynergy/android/ui/screens/DashboardScreen.kt

@@ -0,0 +1,234 @@
+package com.xsynergy.android.ui.screens
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.xsynergy.android.ui.theme.XSynergyTheme
+
+@Composable
+fun DashboardScreen(
+    userName: String = "李明",
+    onStartCollaboration: () -> Unit = {},
+    onJoinCollaboration: () -> Unit = {},
+    onScheduleCollaboration: () -> Unit = {}
+) {
+    val meetings = remember {
+        listOf(
+            Meeting(
+                title = "设备检修会议",
+                time = "14:30 - 15:30",
+                organizer = "王工",
+                status = "即将开始"
+            ),
+            Meeting(
+                title = "项目评审会议",
+                time = "16:00 - 17:00",
+                organizer = "张总",
+                status = "已预约"
+            )
+        )
+    }
+
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(horizontal = 20.dp)
+    ) {
+        // Greeting
+        Text(
+            text = "你好，$userName",
+            fontSize = 24.sp,
+            fontWeight = FontWeight.Bold,
+            color = MaterialTheme.colorScheme.onBackground,
+            modifier = Modifier.padding(top = 20.dp, bottom = 32.dp)
+        )
+
+        // Action Section
+        Column(
+            modifier = Modifier.fillMaxWidth(),
+            verticalArrangement = Arrangement.spacedBy(16.dp)
+        ) {
+            // Start Collaboration Button
+            Button(
+                onClick = onStartCollaboration,
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .height(60.dp),
+                colors = ButtonDefaults.buttonColors(
+                    containerColor = MaterialTheme.colorScheme.primary
+                )
+            ) {
+                Text(
+                    text = "发起协作",
+                    fontSize = 18.sp,
+                    fontWeight = FontWeight.Bold
+                )
+            }
+
+            // Join Collaboration Button
+            OutlinedButton(
+                onClick = onJoinCollaboration,
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .height(48.dp),
+                colors = ButtonDefaults.outlinedButtonColors(
+                    contentColor = MaterialTheme.colorScheme.primary
+                )
+            ) {
+                Text(
+                    text = "加入协作",
+                    fontSize = 16.sp
+                )
+            }
+
+            // Schedule Collaboration Text Button
+            TextButton(
+                onClick = onScheduleCollaboration,
+                modifier = Modifier.align(Alignment.CenterHorizontally)
+            ) {
+                Text(
+                    text = "预约协作",
+                    fontSize = 16.sp,
+                    color = MaterialTheme.colorScheme.primary
+                )
+            }
+        }
+
+        Spacer(modifier = Modifier.height(40.dp))
+
+        // Today's Schedule Section
+        Text(
+            text = "今日预约",
+            fontSize = 18.sp,
+            fontWeight = FontWeight.Bold,
+            color = MaterialTheme.colorScheme.onBackground,
+            modifier = Modifier.padding(bottom = 16.dp)
+        )
+
+        // Meetings List
+        LazyColumn(
+            modifier = Modifier.fillMaxWidth(),
+            verticalArrangement = Arrangement.spacedBy(12.dp)
+        ) {
+            items(meetings) { meeting ->
+                MeetingCard(meeting)
+            }
+        }
+    }
+}
+
+@Composable
+fun MeetingCard(meeting: Meeting) {
+    Card(
+        modifier = Modifier.fillMaxWidth(),
+        colors = CardDefaults.cardColors(
+            containerColor = MaterialTheme.colorScheme.surface
+        ),
+        elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+    ) {
+        Box(
+            modifier = Modifier.padding(16.dp)
+        ) {
+            // Status Badge
+            if (meeting.status == "即将开始") {
+                Surface(
+                    modifier = Modifier
+                        .align(Alignment.TopEnd),
+                    color = MaterialTheme.colorScheme.secondaryContainer,
+                    shape = MaterialTheme.shapes.small
+                ) {
+                    Text(
+                        text = meeting.status,
+                        fontSize = 12.sp,
+                        fontWeight = FontWeight.Medium,
+                        color = MaterialTheme.colorScheme.onSecondaryContainer,
+                        modifier = Modifier.padding(horizontal = 8.dp, vertical = 4.dp)
+                    )
+                }
+            }
+
+            Column(
+                modifier = Modifier.fillMaxWidth(),
+                verticalArrangement = Arrangement.spacedBy(8.dp)
+            ) {
+                // Meeting Title
+                Text(
+                    text = meeting.title,
+                    fontSize = 16.sp,
+                    fontWeight = FontWeight.Bold,
+                    color = MaterialTheme.colorScheme.onSurface
+                )
+
+                // Meeting Meta
+                Text(
+                    text = "${meeting.time} | 发起人：${meeting.organizer}",
+                    fontSize = 14.sp,
+                    color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                )
+
+                // Join Button (only for active meetings)
+                if (meeting.status == "即将开始") {
+                    Button(
+                        onClick = { /* TODO: Handle join meeting */ },
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .height(36.dp),
+                        colors = ButtonDefaults.buttonColors(
+                            containerColor = MaterialTheme.colorScheme.secondaryContainer,
+                            contentColor = MaterialTheme.colorScheme.onSecondaryContainer
+                        )
+                    ) {
+                        Text(
+                            text = "立即加入",
+                            fontSize = 14.sp
+                        )
+                    }
+                }
+            }
+        }
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun DashboardScreenPreview() {
+    XSynergyTheme {
+        Surface {
+            DashboardScreen()
+        }
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun MeetingCardPreview() {
+    XSynergyTheme {
+        Surface {
+            MeetingCard(
+                Meeting(
+                    title = "设备检修会议",
+                    time = "14:30 - 15:30",
+                    organizer = "王工",
+                    status = "即将开始"
+                )
+            )
+        }
+    }
+}
+
+data class Meeting(
+    val title: String,
+    val time: String,
+    val organizer: String,
+    val status: String
+)

app/src/main/java/com/xsynergy/android/ui/screens/EmptyScreens.kt

@@ -0,0 +1,310 @@
+package com.xsynergy.android.ui.screens
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.*
+import androidx.compose.material3.*
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.xsynergy.android.ui.theme.XSynergyTheme
+
+@Composable
+fun ARScreen() {
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(horizontal = 20.dp)
+    ) {
+        Text(
+            text = "AR协作",
+            fontSize = 24.sp,
+            fontWeight = FontWeight.Bold,
+            color = MaterialTheme.colorScheme.onBackground,
+            modifier = Modifier.padding(top = 20.dp, bottom = 24.dp)
+        )
+
+        Card(
+            modifier = Modifier
+                .fillMaxWidth()
+                .weight(1f),
+            colors = CardDefaults.cardColors(
+                containerColor = MaterialTheme.colorScheme.surface
+            ),
+            elevation = CardDefaults.cardElevation(defaultElevation = 4.dp)
+        ) {
+            Column(
+                modifier = Modifier
+                    .fillMaxSize()
+                    .padding(24.dp),
+                horizontalAlignment = Alignment.CenterHorizontally,
+                verticalArrangement = Arrangement.Center
+            ) {
+                Icon(
+                    imageVector = Icons.Default.Build,
+                    contentDescription = "AR",
+                    modifier = Modifier.size(64.dp),
+                    tint = MaterialTheme.colorScheme.primary
+                )
+                
+                Spacer(modifier = Modifier.height(16.dp))
+                
+                Text(
+                    text = "AR协作功能",
+                    fontSize = 20.sp,
+                    fontWeight = FontWeight.Bold,
+                    color = MaterialTheme.colorScheme.onSurface
+                )
+                
+                Spacer(modifier = Modifier.height(8.dp))
+                
+                Text(
+                    text = "开始使用增强现实技术进行\n远程协作",
+                    fontSize = 16.sp,
+                    color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f),
+                    textAlign = TextAlign.Center
+                )
+                
+                Spacer(modifier = Modifier.height(24.dp))
+                
+                Button(
+                    onClick = { /* TODO: Start AR session */ },
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .height(48.dp)
+                ) {
+                    Text("开始AR会话")
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun SettingsScreen() {
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(horizontal = 20.dp)
+    ) {
+        Text(
+            text = "设置",
+            fontSize = 24.sp,
+            fontWeight = FontWeight.Bold,
+            color = MaterialTheme.colorScheme.onBackground,
+            modifier = Modifier.padding(top = 20.dp, bottom = 24.dp)
+        )
+
+        Card(
+            modifier = Modifier.fillMaxWidth(),
+            colors = CardDefaults.cardColors(
+                containerColor = MaterialTheme.colorScheme.surface
+            ),
+            elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+        ) {
+            Column(modifier = Modifier.padding(16.dp)) {
+                SettingsItem("通知设置", "管理应用通知")
+                SettingsItem("隐私设置", "管理隐私权限")
+                SettingsItem("账户设置", "管理账户信息")
+                SettingsItem("关于应用", "版本信息和帮助")
+            }
+        }
+    }
+}
+
+@Composable
+fun SettingsItem(title: String, description: String) {
+    Row(
+        modifier = Modifier
+            .fillMaxWidth()
+            .padding(vertical = 12.dp),
+        horizontalArrangement = Arrangement.SpaceBetween,
+        verticalAlignment = Alignment.CenterVertically
+    ) {
+        Column {
+            Text(
+                text = title,
+                fontSize = 16.sp,
+                fontWeight = FontWeight.Bold,
+                color = MaterialTheme.colorScheme.onSurface
+            )
+            Text(
+                text = description,
+                fontSize = 14.sp,
+                color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+            )
+        }
+        Icon(
+            imageVector = Icons.Default.ArrowForward,
+            contentDescription = null,
+            tint = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.4f)
+        )
+    }
+}
+
+@Composable
+fun ProfileScreen() {
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(horizontal = 20.dp)
+    ) {
+        Text(
+            text = "个人中心",
+            fontSize = 24.sp,
+            fontWeight = FontWeight.Bold,
+            color = MaterialTheme.colorScheme.onBackground,
+            modifier = Modifier.padding(top = 20.dp, bottom = 24.dp)
+        )
+
+        Card(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(bottom = 16.dp),
+            colors = CardDefaults.cardColors(
+                containerColor = MaterialTheme.colorScheme.surface
+            ),
+            elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+        ) {
+            Column(
+                modifier = Modifier.padding(16.dp),
+                horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                Surface(
+                    modifier = Modifier.size(80.dp),
+                    color = MaterialTheme.colorScheme.primaryContainer,
+                    shape = CircleShape
+                ) {
+                    Box(contentAlignment = Alignment.Center) {
+                        Text(
+                            text = "李明",
+                            fontSize = 32.sp,
+                            fontWeight = FontWeight.Bold,
+                            color = MaterialTheme.colorScheme.onPrimaryContainer
+                        )
+                    }
+                }
+                
+                Spacer(modifier = Modifier.height(12.dp))
+                
+                Text(
+                    text = "李明",
+                    fontSize = 20.sp,
+                    fontWeight = FontWeight.Bold,
+                    color = MaterialTheme.colorScheme.onSurface
+                )
+                
+                Text(
+                    text = "高级工程师",
+                    fontSize = 14.sp,
+                    color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                )
+                
+                Text(
+                    text = "设备部",
+                    fontSize = 14.sp,
+                    color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                )
+            }
+        }
+
+        Card(
+            modifier = Modifier.fillMaxWidth(),
+            colors = CardDefaults.cardColors(
+                containerColor = MaterialTheme.colorScheme.surface
+            ),
+            elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+        ) {
+            Column(
+                modifier = Modifier.padding(16.dp)
+            ) {
+                Text(
+                    text = "个人信息",
+                    fontSize = 16.sp,
+                    fontWeight = FontWeight.Bold,
+                    color = MaterialTheme.colorScheme.onSurface,
+                    modifier = Modifier.padding(bottom = 8.dp)
+                )
+                
+                ProfileItem("手机号", "138****1234")
+                ProfileItem("邮箱", "liming@example.com")
+                ProfileItem("工号", "A001234")
+                ProfileItem("部门", "设备部")
+                ProfileItem("职位", "高级工程师")
+            }
+        }
+        
+        Spacer(modifier = Modifier.height(16.dp))
+        
+        Button(
+            onClick = { /* TODO: Handle logout */ },
+            modifier = Modifier
+                .fillMaxWidth()
+                .height(48.dp),
+            colors = ButtonDefaults.buttonColors(
+                containerColor = MaterialTheme.colorScheme.error
+            )
+        ) {
+            Text(text = "退出登录", fontSize = 16.sp)
+        }
+    }
+}
+
+@Composable
+fun ProfileItem(label: String, value: String) {
+    Row(
+        modifier = Modifier
+            .fillMaxWidth()
+            .padding(vertical = 8.dp),
+        horizontalArrangement = Arrangement.SpaceBetween
+    ) {
+        Text(
+            text = label,
+            fontSize = 14.sp,
+            color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+        )
+        Text(
+            text = value,
+            fontSize = 14.sp,
+            color = MaterialTheme.colorScheme.onSurface
+        )
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun ARScreenPreview() {
+    XSynergyTheme {
+        Surface {
+            ARScreen()
+        }
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun SettingsScreenPreview() {
+    XSynergyTheme {
+        Surface {
+            SettingsScreen()
+        }
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun ProfileScreenPreview() {
+    XSynergyTheme {
+        Surface {
+            ProfileScreen()
+        }
+    }
+}

app/src/main/java/com/xsynergy/android/ui/screens/HistoryScreen.kt

@@ -0,0 +1,147 @@
+package com.xsynergy.android.ui.screens
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.xsynergy.android.ui.theme.XSynergyTheme
+import java.text.SimpleDateFormat
+import java.util.*
+
+data class HistoryItem(
+    val id: String,
+    val title: String,
+    val date: Date,
+    val duration: String,
+    val participants: List<String>
+)
+
+@Composable
+fun HistoryScreen() {
+    val historyItems = remember {
+        listOf(
+            HistoryItem(
+                id = "1",
+                title = "设备检修会议",
+                date = Calendar.getInstance().apply {
+                    set(Calendar.DAY_OF_MONTH, 15)
+                    set(Calendar.MONTH, Calendar.SEPTEMBER)
+                    set(Calendar.YEAR, 2024)
+                }.time,
+                duration = "45分钟",
+                participants = listOf("王工", "李工程师", "张主管")
+            ),
+            HistoryItem(
+                id = "2",
+                title = "项目评审会议",
+                date = Calendar.getInstance().apply {
+                    set(Calendar.DAY_OF_MONTH, 14)
+                    set(Calendar.MONTH, Calendar.SEPTEMBER)
+                    set(Calendar.YEAR, 2024)
+                }.time,
+                duration = "60分钟",
+                participants = listOf("张总", "王工程师", "李设计师")
+            ),
+            HistoryItem(
+                id = "3",
+                title = "技术培训",
+                date = Calendar.getInstance().apply {
+                    set(Calendar.DAY_OF_MONTH, 13)
+                    set(Calendar.MONTH, Calendar.SEPTEMBER)
+                    set(Calendar.YEAR, 2024)
+                }.time,
+                duration = "90分钟",
+                participants = listOf("全体成员")
+            )
+        )
+    }
+
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(horizontal = 20.dp)
+    ) {
+        Text(
+            text = "历史记录",
+            fontSize = 24.sp,
+            fontWeight = FontWeight.Bold,
+            color = MaterialTheme.colorScheme.onBackground,
+            modifier = Modifier.padding(top = 20.dp, bottom = 24.dp)
+        )
+
+        LazyColumn(
+            modifier = Modifier.fillMaxSize(),
+            verticalArrangement = Arrangement.spacedBy(12.dp)
+        ) {
+            items(historyItems.size) { index ->
+                HistoryCard(historyItems[index])
+            }
+        }
+    }
+}
+
+@Composable
+fun HistoryCard(item: HistoryItem) {
+    val dateFormat = SimpleDateFormat("yyyy-MM-dd HH:mm", Locale.getDefault())
+    
+    Card(
+        modifier = Modifier.fillMaxWidth(),
+        colors = CardDefaults.cardColors(
+            containerColor = MaterialTheme.colorScheme.surface
+        ),
+        elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+    ) {
+        Column(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(16.dp),
+            verticalArrangement = Arrangement.spacedBy(8.dp)
+        ) {
+            Text(
+                text = item.title,
+                fontSize = 16.sp,
+                fontWeight = FontWeight.Bold,
+                color = MaterialTheme.colorScheme.onSurface
+            )
+            
+            Text(
+                text = dateFormat.format(item.date),
+                fontSize = 14.sp,
+                color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+            )
+            
+            Row(
+                modifier = Modifier.fillMaxWidth(),
+                horizontalArrangement = Arrangement.SpaceBetween
+            ) {
+                Text(
+                    text = "时长: ${item.duration}",
+                    fontSize = 14.sp,
+                    color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                )
+                
+                Text(
+                    text = "参与: ${item.participants.joinToString(", ")}",
+                    fontSize = 14.sp,
+                    color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                )
+            }
+        }
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun HistoryScreenPreview() {
+    XSynergyTheme {
+        Surface {
+            HistoryScreen()
+        }
+    }
+}

app/src/main/java/com/xsynergy/android/ui/screens/LoginScreen.kt

@@ -0,0 +1,193 @@
+package com.xsynergy.android.ui.screens
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.input.KeyboardType
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.lifecycle.viewmodel.compose.viewModel
+import com.xsynergy.android.R
+import com.xsynergy.android.ui.theme.XSynergyTheme
+import com.xsynergy.android.viewmodel.LoginViewModel
+
+@Composable
+fun LoginScreen(
+    viewModel: LoginViewModel = viewModel(),
+    onLoginSuccess: () -> Unit = {}
+) {
+    var phoneNumber by remember { mutableStateOf(viewModel.phoneNumber) }
+    var verificationCode by remember { mutableStateOf(viewModel.verificationCode) }
+    var rememberMe by remember { mutableStateOf(viewModel.rememberMe) }
+    
+    val isCodeSent by remember { derivedStateOf { viewModel.isCodeSent } }
+    val isLoading by remember { derivedStateOf { viewModel.isLoading } }
+    val errorMessage by remember { derivedStateOf { viewModel.errorMessage } }
+    val countdown by remember { derivedStateOf { viewModel.countdown } }
+
+    // Sync state with ViewModel
+    LaunchedEffect(phoneNumber) {
+        viewModel.phoneNumber = phoneNumber
+    }
+    LaunchedEffect(verificationCode) {
+        viewModel.verificationCode = verificationCode
+    }
+    LaunchedEffect(rememberMe) {
+        viewModel.rememberMe = rememberMe
+    }
+
+    // Show error message
+    errorMessage?.let { message ->
+        LaunchedEffect(message) {
+            // You could show a Snackbar here
+            viewModel.clearError()
+        }
+    }
+
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(horizontal = 32.dp),
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.Center
+    ) {
+        // Logo
+        Text(
+            text = "XSynergy",
+            style = MaterialTheme.typography.titleLarge,
+            color = MaterialTheme.colorScheme.primary,
+            modifier = Modifier.padding(bottom = 60.dp)
+        )
+
+        // Error message
+        errorMessage?.let { message ->
+            Text(
+                text = message,
+                color = MaterialTheme.colorScheme.error,
+                modifier = Modifier.padding(bottom = 16.dp),
+                textAlign = TextAlign.Center
+            )
+        }
+
+        // Phone Number Input
+        OutlinedTextField(
+            value = phoneNumber,
+            onValueChange = { 
+                if (it.length <= 11) phoneNumber = it
+            },
+            label = { Text("手机号") },
+            placeholder = { Text("请输入手机号") },
+            keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.Phone),
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(bottom = 16.dp),
+            singleLine = true,
+            enabled = !isLoading
+        )
+
+        // Verification Code Input
+        Row(
+            modifier = Modifier.fillMaxWidth(),
+            horizontalArrangement = Arrangement.spacedBy(12.dp)
+        ) {
+            OutlinedTextField(
+                value = verificationCode,
+                onValueChange = { 
+                    if (it.length <= 6) verificationCode = it
+                },
+                label = { Text("验证码") },
+                placeholder = { Text("请输入验证码") },
+                keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.Number),
+                modifier = Modifier.weight(1f),
+                singleLine = true,
+                enabled = !isLoading
+            )
+
+            Button(
+                onClick = { 
+                    viewModel.sendVerificationCode()
+                },
+                modifier = Modifier.height(56.dp),
+                enabled = phoneNumber.isNotEmpty() && !isLoading && countdown == 0
+            ) {
+                Text(
+                    if (countdown > 0) "${countdown}s" 
+                    else if (isCodeSent) "重新获取" 
+                    else "获取验证码"
+                )
+            }
+        }
+
+        Spacer(modifier = Modifier.height(32.dp))
+
+        // Login Button
+        Button(
+            onClick = {
+                viewModel.login(onLoginSuccess)
+            },
+            modifier = Modifier
+                .fillMaxWidth()
+                .height(48.dp),
+            enabled = phoneNumber.isNotEmpty() && verificationCode.isNotEmpty() && !isLoading
+        ) {
+            if (isLoading) {
+                CircularProgressIndicator(
+                    modifier = Modifier.size(24.dp),
+                    color = MaterialTheme.colorScheme.onPrimary
+                )
+            } else {
+                Text("登录")
+            }
+        }
+
+        Spacer(modifier = Modifier.height(16.dp))
+
+        // Remember Me Checkbox
+        Row(
+            modifier = Modifier.fillMaxWidth(),
+            verticalAlignment = Alignment.CenterVertically
+        ) {
+            Checkbox(
+                checked = rememberMe,
+                onCheckedChange = { rememberMe = it },
+                enabled = !isLoading
+            )
+            Text("记住我")
+        }
+
+        Spacer(modifier = Modifier.height(16.dp))
+
+        // Links
+        Row(
+            modifier = Modifier.fillMaxWidth(),
+            horizontalArrangement = Arrangement.SpaceBetween
+        ) {
+            TextButton(
+                onClick = { /* TODO: Forgot password */ },
+                enabled = !isLoading
+            ) {
+                Text("忘记密码")
+            }
+            TextButton(
+                onClick = { /* TODO: SSO login */ },
+                enabled = !isLoading
+            ) {
+                Text("SSO登录")
+            }
+        }
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun LoginScreenPreview() {
+    XSynergyTheme {
+        LoginScreen()
+    }
+}

app/src/main/java/com/xsynergy/android/ui/screens/MainScreen.kt

@@ -0,0 +1,100 @@
+package com.xsynergy.android.ui.screens
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.clickable
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.composable
+import androidx.navigation.compose.currentBackStackEntryAsState
+import androidx.navigation.compose.rememberNavController
+import com.xsynergy.android.ui.navigation.BottomNavItem
+import com.xsynergy.android.ui.navigation.bottomNavItems
+
+@Composable
+fun MainScreen() {
+    val navController = rememberNavController()
+    
+    Scaffold(
+        bottomBar = {
+            BottomAppBar(
+                containerColor = MaterialTheme.colorScheme.surface,
+                tonalElevation = 8.dp
+            ) {
+                val navBackStackEntry by navController.currentBackStackEntryAsState()
+                val currentRoute = navBackStackEntry?.destination?.route
+                
+                Row(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .padding(horizontal = 8.dp),
+                    horizontalArrangement = Arrangement.SpaceEvenly,
+                    verticalAlignment = Alignment.CenterVertically
+                ) {
+                    bottomNavItems.forEach { item ->
+                        Column(
+                            modifier = Modifier
+                                .clickable {
+                                    navController.navigate(item.route) {
+                                        popUpTo(navController.graph.startDestinationId) {
+                                            saveState = true
+                                        }
+                                        launchSingleTop = true
+                                        restoreState = true
+                                    }
+                                }
+                                .padding(vertical = 8.dp),
+                            horizontalAlignment = Alignment.CenterHorizontally
+                        ) {
+                            Icon(
+                                imageVector = item.icon,
+                                contentDescription = item.title,
+                                tint = if (currentRoute == item.route) 
+                                    MaterialTheme.colorScheme.primary 
+                                else 
+                                    MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                            )
+                            Text(
+                                text = item.title,
+                                fontSize = 12.sp,
+                                color = if (currentRoute == item.route) 
+                                    MaterialTheme.colorScheme.primary 
+                                else 
+                                    MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
+                            )
+                        }
+                    }
+                }
+            }
+        }
+    ) { paddingValues ->
+        NavHost(
+            navController = navController,
+            startDestination = BottomNavItem.Dashboard.route,
+            modifier = Modifier.padding(paddingValues)
+        ) {
+            composable(BottomNavItem.Dashboard.route) {
+                DashboardScreen()
+            }
+            composable(BottomNavItem.History.route) {
+                HistoryScreen()
+            }
+            composable(BottomNavItem.ARSession.route) {
+                ARSessionScreen()
+            }
+            composable(BottomNavItem.Contacts.route) {
+                ContactsScreen()
+            }
+            composable(BottomNavItem.Settings.route) {
+                SettingsScreen()
+            }
+            composable(BottomNavItem.Profile.route) {
+                ProfileScreen()
+            }
+        }
+    }
+}

app/src/main/java/com/xsynergy/android/ui/theme/Color.kt

@@ -0,0 +1,20 @@
+package com.xsynergy.android.ui.theme
+
+import androidx.compose.ui.graphics.Color
+
+// Primary colors from UI design
+val Primary = Color(0xFF0A7CFF)
+val Secondary = Color(0xFFF0F8FF)
+val Accent = Color(0xFFFFD700)
+val Danger = Color(0xFFFF4D4F)
+val Success = Color(0xFF52C41A)
+
+// Text colors
+val TextPrimary = Color(0xFF333333)
+val TextSecondary = Color(0xFF888888)
+val TextWhite = Color(0xFFFFFFFF)
+
+// Background colors
+val Background = Color(0xFFF5F5F5)
+val Surface = Color(0xFFFFFFFF)
+val SurfaceVariant = Color(0xFFF8F9FA)

app/src/main/java/com/xsynergy/android/ui/theme/Theme.kt

@@ -0,0 +1,53 @@
+package com.xsynergy.android.ui.theme
+
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.darkColorScheme
+import androidx.compose.material3.lightColorScheme
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.graphics.Color
+
+private val DarkColorScheme = darkColorScheme(
+    primary = Primary,
+    secondary = Secondary,
+    tertiary = Accent,
+    onPrimary = TextWhite,
+    onSecondary = TextPrimary,
+    background = Color(0xFF1C1C1C),
+    onBackground = TextWhite,
+    surface = Color(0xFF2C2C2C),
+    onSurface = TextWhite,
+    error = Danger,
+    onError = TextWhite
+)
+
+private val LightColorScheme = lightColorScheme(
+    primary = Primary,
+    secondary = Secondary,
+    tertiary = Accent,
+    onPrimary = TextWhite,
+    onSecondary = TextPrimary,
+    background = Background,
+    onBackground = TextPrimary,
+    surface = Surface,
+    onSurface = TextPrimary,
+    error = Danger,
+    onError = TextWhite
+)
+
+@Composable
+fun XSynergyTheme(
+    darkTheme: Boolean = isSystemInDarkTheme(),
+    content: @Composable () -> Unit
+) {
+    val colorScheme = when {
+        darkTheme -> DarkColorScheme
+        else -> LightColorScheme
+    }
+
+    MaterialTheme(
+        colorScheme = colorScheme,
+        typography = Typography,
+        content = content
+    )
+}

app/src/main/java/com/xsynergy/android/ui/theme/Type.kt

@@ -0,0 +1,32 @@
+package com.xsynergy.android.ui.theme
+
+import androidx.compose.material3.Typography
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.sp
+
+// Set of Material typography styles to start with
+val Typography = Typography(
+    bodyLarge = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Normal,
+        fontSize = 16.sp,
+        lineHeight = 24.sp,
+        letterSpacing = 0.5.sp
+    ),
+    titleLarge = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Bold,
+        fontSize = 32.sp,
+        lineHeight = 40.sp,
+        letterSpacing = 0.sp
+    ),
+    labelSmall = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Medium,
+        fontSize = 11.sp,
+        lineHeight = 16.sp,
+        letterSpacing = 0.5.sp
+    )
+)

app/src/main/java/com/xsynergy/android/viewmodel/LoginViewModel.kt

@@ -0,0 +1,93 @@
+package com.xsynergy.android.viewmodel
+
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.setValue
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
+
+class LoginViewModel : ViewModel() {
+    var phoneNumber by mutableStateOf("")
+    var verificationCode by mutableStateOf("")
+    var isCodeSent by mutableStateOf(false)
+    var rememberMe by mutableStateOf(false)
+    var isLoading by mutableStateOf(false)
+    var errorMessage by mutableStateOf<String?>(null)
+    var countdown by mutableStateOf(0)
+
+    fun sendVerificationCode() {
+        if (phoneNumber.isEmpty() || !isValidPhoneNumber(phoneNumber)) {
+            errorMessage = "请输入有效的手机号"
+            return
+        }
+
+        isLoading = true
+        viewModelScope.launch {
+            try {
+                // Simulate network delay
+                delay(1000)
+                
+                // TODO: Implement actual Firebase SMS verification
+                isCodeSent = true
+                errorMessage = null
+                startCountdown()
+            } catch (e: Exception) {
+                errorMessage = "发送验证码失败，请重试"
+            } finally {
+                isLoading = false
+            }
+        }
+    }
+
+    fun login(onLoginSuccess: () -> Unit) {
+        if (phoneNumber.isEmpty() || !isValidPhoneNumber(phoneNumber)) {
+            errorMessage = "请输入有效的手机号"
+            return
+        }
+        
+        if (verificationCode.isEmpty() || verificationCode.length != 6) {
+            errorMessage = "请输入6位验证码"
+            return
+        }
+
+        isLoading = true
+        viewModelScope.launch {
+            try {
+                // Simulate network delay
+                delay(1500)
+                
+                // TODO: Implement actual Firebase verification
+                if (verificationCode == "123456") { // Mock verification
+                    errorMessage = null
+                    onLoginSuccess()
+                } else {
+                    errorMessage = "验证码错误"
+                }
+            } catch (e: Exception) {
+                errorMessage = "登录失败，请重试"
+            } finally {
+                isLoading = false
+            }
+        }
+    }
+
+    private fun startCountdown() {
+        countdown = 60
+        viewModelScope.launch {
+            while (countdown > 0) {
+                delay(1000)
+                countdown--
+            }
+        }
+    }
+
+    private fun isValidPhoneNumber(phone: String): Boolean {
+        return phone.matches(Regex("^1[3-9]\\d{9}$"))
+    }
+
+    fun clearError() {
+        errorMessage = null
+    }
+}

app/src/main/res/mipmap-hdpi/ic_launcher.png

@@ -0,0 +1 @@
+iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==

app/src/main/res/mipmap-mdpi/ic_launcher.png

@@ -0,0 +1 @@
+iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==

app/src/main/res/mipmap-xhdpi/ic_launcher.png

@@ -0,0 +1 @@
+iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==

app/src/main/res/mipmap-xxhdpi/ic_launcher.png

@@ -0,0 +1 @@
+iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==

app/src/main/res/mipmap-xxxhdpi/ic_launcher.png

@@ -0,0 +1 @@
+iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg==

app/src/main/res/values/colors.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="primary">#0A7CFF</color>
+    <color name="primary_dark">#0066CC</color>
+    <color name="primary_light">#E6F2FF</color>
+    <color name="secondary">#F0F8FF</color>
+    <color name="secondary_dark">#B3D9FF</color>
+    <color name="accent">#FFD700</color>
+    <color name="danger">#FF4D4F</color>
+    <color name="success">#52C41A</color>
+    <color name="text_primary">#333333</color>
+    <color name="text_secondary">#888888</color>
+    <color name="text_white">#FFFFFF</color>
+    <color name="background">#F5F5F5</color>
+    <color name="surface">#FFFFFF</color>
+    <color name="white">#FFFFFF</color>
+    <color name="black">#000000</color>
+</resources>

app/src/main/res/values/strings.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">XSynergy</string>
+    <string name="login_title">登录</string>
+    <string name="phone_number_hint">请输入手机号</string>
+    <string name="verification_code_hint">请输入验证码</string>
+    <string name="get_verification_code">获取验证码</string>
+    <string name="resend_verification_code">重新获取</string>
+    <string name="login">登录</string>
+    <string name="remember_me">记住我</string>
+    <string name="forgot_password">忘记密码</string>
+    <string name="sso_login">SSO登录</string>
+    <string name="invalid_phone_number">请输入有效的手机号</string>
+    <string name="invalid_verification_code">请输入有效的验证码</string>
+    <string name="verification_code_sent">验证码已发送</string>
+</resources>

app/src/main/res/values/themes.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <style name="Theme.XSynergy" parent="android:Theme.Material.Light.NoActionBar">
+        <!-- Primary brand color. -->
+        <item name="android:colorPrimary">@color/primary</item>
+        <item name="android:colorPrimaryDark">@color/primary_dark</item>
+        <item name="android:colorAccent">@color/primary</item>
+        <item name="android:windowBackground">@color/background</item>
+        <item name="android:statusBarColor">@color/primary_dark</item>
+        <item name="android:windowLightStatusBar">true</item>
+    </style>
+</resources>

app/src/main/res/xml/backup_rules.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<full-backup-content>
+    <exclude domain="sharedpref" path="login_preferences.xml"/>
+</full-backup-content>

app/src/main/res/xml/data_extraction_rules.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<data-extraction-rules>
+    <locale-config allowBackup="true"/>
+    <cloud-backup>
+        <exclude domain="sharedpref" path="login_preferences.xml"/>
+    </cloud-backup>
+    <device-transfer>
+        <exclude domain="sharedpref" path="login_preferences.xml"/>
+    </device-transfer>
+</data-extraction-rules>