upd

android/app/src/main/AndroidManifest.xml

@@ -1,26 +1,19 @@
-<?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
     <uses-permission android:name="android.permission.INTERNET" />
-    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 
     <application
-        android:name=".CarMaintenanceApplication"
         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_round"
+        android:label="Car Maintenance"
+        android:icon="@drawable/ic_launcher"
+        android:roundIcon="@drawable/ic_launcher"
         android:supportsRtl="true"
-        android:theme="@style/Theme.CarMaintenance"
         android:usesCleartextTraffic="true"
-        tools:targetApi="31">
+        android:theme="@style/Theme.CarMaintenance">
+        <activity android:name=".RoleHomeActivity" />
         <activity
-            android:name=".MainActivity"
-            android:exported="true"
-            android:theme="@style/Theme.CarMaintenance">
+            android:name=".LoginActivity"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />

android/app/src/main/java/com/carmaintenance/ApiClient.java

@@ -0,0 +1,30 @@
+package com.carmaintenance;
+
+import okhttp3.OkHttpClient;
+import okhttp3.logging.HttpLoggingInterceptor;
+import retrofit2.Retrofit;
+import retrofit2.converter.gson.GsonConverterFactory;
+
+public class ApiClient {
+    private static ApiService service;
+
+    public static ApiService getService() {
+        if (service == null) {
+            HttpLoggingInterceptor logging = new HttpLoggingInterceptor();
+            logging.setLevel(HttpLoggingInterceptor.Level.BODY);
+
+            OkHttpClient client = new OkHttpClient.Builder()
+                    .addInterceptor(logging)
+                    .build();
+
+            Retrofit retrofit = new Retrofit.Builder()
+                    .baseUrl(BuildConfig.API_BASE_URL)
+                    .addConverterFactory(GsonConverterFactory.create())
+                    .client(client)
+                    .build();
+
+            service = retrofit.create(ApiService.class);
+        }
+        return service;
+    }
+}

android/app/src/main/java/com/carmaintenance/ApiResult.java

@@ -0,0 +1,19 @@
+package com.carmaintenance;
+
+public class ApiResult<T> {
+    private int code;
+    private String message;
+    private T data;
+
+    public int getCode() {
+        return code;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public T getData() {
+        return data;
+    }
+}

android/app/src/main/java/com/carmaintenance/ApiService.java

@@ -0,0 +1,10 @@
+package com.carmaintenance;
+
+import retrofit2.Call;
+import retrofit2.http.Body;
+import retrofit2.http.POST;
+
+public interface ApiService {
+    @POST("auth/login")
+    Call<ApiResult<LoginResponse>> login(@Body LoginRequest request);
+}

android/app/src/main/java/com/carmaintenance/CarMaintenanceApplication.kt

@@ -1,12 +0,0 @@
-package com.carmaintenance
-
-import android.app.Application
-import dagger.hilt.android.HiltAndroidApp
-
-@HiltAndroidApp
-class CarMaintenanceApplication : Application() {
-
-    override fun onCreate() {
-        super.onCreate()
-    }
-}

android/app/src/main/java/com/carmaintenance/LoginActivity.java

@@ -0,0 +1,104 @@
+package com.carmaintenance;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.view.View;
+import android.widget.Button;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.google.android.material.textfield.TextInputEditText;
+
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
+
+public class LoginActivity extends AppCompatActivity {
+    private TextInputEditText usernameInput;
+    private TextInputEditText passwordInput;
+    private ProgressBar loginProgress;
+    private TextView loginError;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_login);
+
+        usernameInput = findViewById(R.id.usernameInput);
+        passwordInput = findViewById(R.id.passwordInput);
+        loginProgress = findViewById(R.id.loginProgress);
+        loginError = findViewById(R.id.loginError);
+        Button loginButton = findViewById(R.id.loginButton);
+
+        loginButton.setOnClickListener(v -> attemptLogin());
+    }
+
+    private void attemptLogin() {
+        String username = textOf(usernameInput);
+        String password = textOf(passwordInput);
+
+        if (TextUtils.isEmpty(username) || TextUtils.isEmpty(password)) {
+            showError("Username and password are required.");
+            return;
+        }
+
+        setLoading(true);
+        LoginRequest request = new LoginRequest(username, password);
+
+        ApiClient.getService().login(request).enqueue(new Callback<ApiResult<LoginResponse>>() {
+            @Override
+            public void onResponse(Call<ApiResult<LoginResponse>> call, Response<ApiResult<LoginResponse>> response) {
+                setLoading(false);
+
+                if (!response.isSuccessful() || response.body() == null) {
+                    showError("Login failed. Please try again.");
+                    return;
+                }
+
+                ApiResult<LoginResponse> result = response.body();
+                if (result.getCode() != 200 || result.getData() == null) {
+                    showError(result.getMessage() != null ? result.getMessage() : "Login failed.");
+                    return;
+                }
+
+                LoginResponse data = result.getData();
+                new TokenStore(LoginActivity.this).saveToken(data.getToken());
+
+                String role = data.getUserInfo() != null ? data.getUserInfo().getRole() : "unknown";
+                String displayName = data.getUserInfo() != null ? data.getUserInfo().getUsername() : username;
+
+                Intent intent = new Intent(LoginActivity.this, RoleHomeActivity.class);
+                intent.putExtra("role", role);
+                intent.putExtra("username", displayName);
+                startActivity(intent);
+                finish();
+            }
+
+            @Override
+            public void onFailure(Call<ApiResult<LoginResponse>> call, Throwable t) {
+                setLoading(false);
+                showError("Network error: " + t.getMessage());
+            }
+        });
+    }
+
+    private String textOf(TextInputEditText input) {
+        if (input.getText() == null) {
+            return "";
+        }
+        return input.getText().toString().trim();
+    }
+
+    private void setLoading(boolean loading) {
+        loginProgress.setVisibility(loading ? View.VISIBLE : View.GONE);
+        loginError.setVisibility(View.GONE);
+    }
+
+    private void showError(String message) {
+        loginError.setText(message);
+        loginError.setVisibility(View.VISIBLE);
+    }
+}

android/app/src/main/java/com/carmaintenance/LoginRequest.java

@@ -0,0 +1,11 @@
+package com.carmaintenance;
+
+public class LoginRequest {
+    private final String username;
+    private final String password;
+
+    public LoginRequest(String username, String password) {
+        this.username = username;
+        this.password = password;
+    }
+}

android/app/src/main/java/com/carmaintenance/LoginResponse.java

@@ -0,0 +1,47 @@
+package com.carmaintenance;
+
+public class LoginResponse {
+    private String token;
+    private UserInfo userInfo;
+
+    public String getToken() {
+        return token;
+    }
+
+    public UserInfo getUserInfo() {
+        return userInfo;
+    }
+
+    public static class UserInfo {
+        private Integer userId;
+        private String username;
+        private String realName;
+        private String phone;
+        private String email;
+        private String role;
+
+        public Integer getUserId() {
+            return userId;
+        }
+
+        public String getUsername() {
+            return username;
+        }
+
+        public String getRealName() {
+            return realName;
+        }
+
+        public String getPhone() {
+            return phone;
+        }
+
+        public String getEmail() {
+            return email;
+        }
+
+        public String getRole() {
+            return role;
+        }
+    }
+}

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

@@ -1,29 +0,0 @@
-package com.carmaintenance
-
-import android.os.Bundle
-import androidx.activity.ComponentActivity
-import androidx.activity.compose.setContent
-import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.Surface
-import androidx.compose.ui.Modifier
-import com.carmaintenance.ui.navigation.CarMaintenanceNavGraph
-import com.carmaintenance.ui.theme.CarMaintenanceTheme
-import dagger.hilt.android.AndroidEntryPoint
-
-@AndroidEntryPoint
-class MainActivity : ComponentActivity() {
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        setContent {
-            CarMaintenanceTheme {
-                Surface(
-                    modifier = Modifier.fillMaxSize(),
-                    color = MaterialTheme.colorScheme.background
-                ) {
-                    CarMaintenanceNavGraph()
-                }
-            }
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/RoleHomeActivity.java

@@ -0,0 +1,51 @@
+package com.carmaintenance;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.widget.Button;
+import android.widget.TextView;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+public class RoleHomeActivity extends AppCompatActivity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_role_home);
+
+        TextView userInfo = findViewById(R.id.userInfo);
+        Button primaryAction = findViewById(R.id.primaryAction);
+        Button secondaryAction = findViewById(R.id.secondaryAction);
+        Button logoutButton = findViewById(R.id.logoutButton);
+
+        String role = getIntent().getStringExtra("role");
+        String username = getIntent().getStringExtra("username");
+
+        if (role == null) {
+            role = "unknown";
+        }
+        if (username == null) {
+            username = "user";
+        }
+
+        userInfo.setText("Welcome " + username + " (" + role + ")");
+
+        if ("admin".equalsIgnoreCase(role)) {
+            primaryAction.setText("Manage Users");
+            secondaryAction.setText("Manage Orders");
+        } else if ("staff".equalsIgnoreCase(role)) {
+            primaryAction.setText("Search Vehicles");
+            secondaryAction.setText("Parts Lookup");
+        } else {
+            primaryAction.setText("My Vehicles");
+            secondaryAction.setText("My Appointments");
+        }
+
+        logoutButton.setOnClickListener(v -> {
+            new TokenStore(RoleHomeActivity.this).clear();
+            Intent intent = new Intent(RoleHomeActivity.this, LoginActivity.class);
+            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+            startActivity(intent);
+        });
+    }
+}

android/app/src/main/java/com/carmaintenance/TokenStore.java

@@ -0,0 +1,27 @@
+package com.carmaintenance;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+
+public class TokenStore {
+    private static final String PREFS_NAME = "auth_prefs";
+    private static final String KEY_TOKEN = "token";
+
+    private final SharedPreferences preferences;
+
+    public TokenStore(Context context) {
+        this.preferences = context.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+    }
+
+    public void saveToken(String token) {
+        preferences.edit().putString(KEY_TOKEN, token).apply();
+    }
+
+    public String getToken() {
+        return preferences.getString(KEY_TOKEN, null);
+    }
+
+    public void clear() {
+        preferences.edit().remove(KEY_TOKEN).apply();
+    }
+}

android/app/src/main/java/com/carmaintenance/data/interceptor/AuthInterceptor.kt

@@ -1,32 +0,0 @@
-package com.carmaintenance.data.interceptor
-
-import android.content.Context
-import com.carmaintenance.data.manager.TokenManager
-import kotlinx.coroutines.runBlocking
-import okhttp3.Interceptor
-import okhttp3.Response
-import javax.inject.Inject
-import javax.inject.Singleton
-
-@Singleton
-class AuthInterceptor @Inject constructor(
-    private val tokenManager: TokenManager
-) : Interceptor {
-
-    override fun intercept(chain: Interceptor.Chain): Response {
-        val originalRequest = chain.request()
-
-        // 获取Token
-        val token = runBlocking { tokenManager.getToken() }
-
-        val newRequest = if (token != null) {
-            originalRequest.newBuilder()
-                .addHeader("Authorization", "Bearer $token")
-                .build()
-        } else {
-            originalRequest
-        }
-
-        return chain.proceed(newRequest)
-    }
-}

android/app/src/main/java/com/carmaintenance/data/manager/TokenManager.kt

@@ -1,69 +0,0 @@
-package com.carmaintenance.data.manager
-
-import android.content.Context
-import androidx.datastore.core.DataStore
-import androidx.datastore.preferences.core.Preferences
-import androidx.datastore.preferences.core.edit
-import androidx.datastore.preferences.core.stringPreferencesKey
-import androidx.datastore.preferences.preferencesDataStore
-import dagger.hilt.android.qualifiers.ApplicationContext
-import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.flow.first
-import javax.inject.Inject
-import javax.inject.Singleton
-
-private val Context.dataStore: DataStore<Preferences> by preferencesDataStore(name = "user_prefs")
-
-@Singleton
-class TokenManager @Inject constructor(
-    @ApplicationContext private val context: Context
-) {
-    companion object {
-        private val TOKEN_KEY = stringPreferencesKey("auth_token")
-        private val USER_KEY = stringPreferencesKey("user_info")
-    }
-
-    suspend fun saveToken(token: String) {
-        context.dataStore.edit { preferences ->
-            preferences[TOKEN_KEY] = token
-        }
-    }
-
-    suspend fun getToken(): String? {
-        return context.dataStore.data.map { preferences ->
-            preferences[TOKEN_KEY]
-        }.first()
-    }
-
-    suspend fun clearToken() {
-        context.dataStore.edit { preferences ->
-            preferences.remove(TOKEN_KEY)
-            preferences.remove(USER_KEY)
-        }
-    }
-
-    fun getTokenFlow(): Flow<String?> {
-        return context.dataStore.data.map { preferences ->
-            preferences[TOKEN_KEY]
-        }
-    }
-
-    suspend fun saveUserInfo(userInfoJson: String) {
-        context.dataStore.edit { preferences ->
-            preferences[USER_KEY] = userInfoJson
-        }
-    }
-
-    suspend fun getUserInfo(): String? {
-        return context.dataStore.data.map { preferences ->
-            preferences[USER_KEY]
-        }.first()
-    }
-
-    fun getUserInfoFlow(): Flow<String?> {
-        return context.dataStore.data.map { preferences ->
-            preferences[USER_KEY]
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/data/model/Appointment.kt

@@ -1,43 +0,0 @@
-package com.carmaintenance.data.model
-
-import com.google.gson.annotations.SerializedName
-
-/**
- * 预约实体
- */
-data class Appointment(
-    @SerializedName("appointmentId")
-    val appointmentId: Int,
-    @SerializedName("customerId")
-    val customerId: Int,
-    @SerializedName("vehicleId")
-    val vehicleId: Int,
-    @SerializedName("serviceType")
-    val serviceType: String,
-    @SerializedName("appointmentTime")
-    val appointmentTime: String,
-    @SerializedName("contactPhone")
-    val contactPhone: String,
-    @SerializedName("description")
-    val description: String? = null,
-    @SerializedName("status")
-    val status: String,
-    @SerializedName("createTime")
-    val createTime: String
-) {
-    enum class Status(val displayName: String) {
-        PENDING("待确认"),
-        CONFIRMED("已确认"),
-        COMPLETED("已完成"),
-        CANCELLED("已取消");
-
-        companion object {
-            fun fromValue(value: String): Status {
-                return values().find { it.name.lowercase() == value } ?: PENDING
-            }
-        }
-    }
-
-    val statusEnum: Status
-        get() = Status.fromValue(status)
-}

android/app/src/main/java/com/carmaintenance/data/model/AuthModels.kt

@@ -1,23 +0,0 @@
-package com.carmaintenance.data.model
-
-import com.google.gson.annotations.SerializedName
-
-/**
- * 登录请求
- */
-data class LoginRequest(
-    @SerializedName("username")
-    val username: String,
-    @SerializedName("password")
-    val password: String
-)
-
-/**
- * 登录响应数据
- */
-data class LoginResponseData(
-    @SerializedName("token")
-    val token: String,
-    @SerializedName("userInfo")
-    val userInfo: User
-)

android/app/src/main/java/com/carmaintenance/data/model/ServiceOrder.kt

@@ -1,84 +0,0 @@
-package com.carmaintenance.data.model
-
-import com.google.gson.annotations.SerializedName
-
-/**
- * 维保工单实体
- */
-data class ServiceOrder(
-    @SerializedName("orderId")
-    val orderId: Int,
-    @SerializedName("orderNo")
-    val orderNo: String,
-    @SerializedName("vehicleId")
-    val vehicleId: Int,
-    @SerializedName("customerId")
-    val customerId: Int,
-    @SerializedName("serviceType")
-    val serviceType: String,
-    @SerializedName("appointmentTime")
-    val appointmentTime: String? = null,
-    @SerializedName("arrivalTime")
-    val arrivalTime: String? = null,
-    @SerializedName("startTime")
-    val startTime: String? = null,
-    @SerializedName("completeTime")
-    val completeTime: String? = null,
-    @SerializedName("staffId")
-    val staffId: Int? = null,
-    @SerializedName("currentMileage")
-    val currentMileage: Double? = null,
-    @SerializedName("faultDescription")
-    val faultDescription: String? = null,
-    @SerializedName("diagnosisResult")
-    val diagnosisResult: String? = null,
-    @SerializedName("serviceItems")
-    val serviceItems: String? = null,
-    @SerializedName("partsCost")
-    val partsCost: Double? = 0.0,
-    @SerializedName("laborCost")
-    val laborCost: Double? = 0.0,
-    @SerializedName("totalCost")
-    val totalCost: Double? = 0.0,
-    @SerializedName("status")
-    val status: String,
-    @SerializedName("paymentStatus")
-    val paymentStatus: String,
-    @SerializedName("remark")
-    val remark: String? = null,
-    @SerializedName("createTime")
-    val createTime: String
-) {
-    enum class ServiceType(val displayName: String) {
-        MAINTENANCE("保养维护"),
-        REPAIR("维修服务"),
-        BEAUTY("美容服务"),
-        INSURANCE("保险代理");
-
-        companion object {
-            fun fromValue(value: String): ServiceType {
-                return values().find { it.name.lowercase() == value } ?: MAINTENANCE
-            }
-        }
-    }
-
-    enum class Status(val displayName: String) {
-        PENDING("待处理"),
-        APPOINTED("已预约"),
-        IN_PROGRESS("进行中"),
-        COMPLETED("已完成"),
-        CANCELLED("已取消");
-
-        companion object {
-            fun fromValue(value: String): Status {
-                return values().find { it.name.lowercase() == value } ?: PENDING
-            }
-        }
-    }
-
-    val serviceTypeEnum: ServiceType
-        get() = ServiceType.fromValue(serviceType)
-
-    val statusEnum: Status
-        get() = Status.fromValue(status)
-}

android/app/src/main/java/com/carmaintenance/data/model/User.kt

@@ -1,41 +0,0 @@
-package com.carmaintenance.data.model
-
-import com.google.gson.annotations.SerializedName
-
-/**
- * 用户实体
- */
-data class User(
-    @SerializedName("userId")
-    val userId: Int,
-    @SerializedName("username")
-    val username: String,
-    @SerializedName("realName")
-    val realName: String,
-    @SerializedName("phone")
-    val phone: String,
-    @SerializedName("email")
-    val email: String? = null,
-    @SerializedName("role")
-    val role: String,
-    @SerializedName("status")
-    val status: Int
-) {
-    enum class Role(val value: String) {
-        ADMIN("admin"),
-        STAFF("staff"),
-        CUSTOMER("customer");
-
-        companion object {
-            fun fromValue(value: String): Role {
-                return values().find { it.value == value } ?: CUSTOMER
-            }
-        }
-    }
-
-    val roleEnum: Role
-        get() = Role.fromValue(role)
-
-    val isActive: Boolean
-        get() = status == 1
-}

android/app/src/main/java/com/carmaintenance/data/model/Vehicle.kt

@@ -1,38 +0,0 @@
-package com.carmaintenance.data.model
-
-import com.google.gson.annotations.SerializedName
-
-/**
- * 车辆实体
- */
-data class Vehicle(
-    @SerializedName("vehicleId")
-    val vehicleId: Int,
-    @SerializedName("customerId")
-    val customerId: Int,
-    @SerializedName("licensePlate")
-    val licensePlate: String,
-    @SerializedName("brand")
-    val brand: String,
-    @SerializedName("model")
-    val model: String,
-    @SerializedName("color")
-    val color: String? = null,
-    @SerializedName("vin")
-    val vin: String? = null,
-    @SerializedName("engineNo")
-    val engineNo: String? = null,
-    @SerializedName("purchaseDate")
-    val purchaseDate: String? = null,
-    @SerializedName("mileage")
-    val mileage: Double? = 0.0,
-    @SerializedName("lastMaintenanceDate")
-    val lastMaintenanceDate: String? = null,
-    @SerializedName("nextMaintenanceDate")
-    val nextMaintenanceDate: String? = null,
-    @SerializedName("status")
-    val status: String = "normal"
-) {
-    val displayName: String
-        get() = "$licensePlate - $brand $model"
-}

android/app/src/main/java/com/carmaintenance/data/remote/ApiResponse.kt

@@ -1,18 +0,0 @@
-package com.carmaintenance.data.remote
-
-import com.google.gson.annotations.SerializedName
-
-/**
- * 通用API响应封装
- */
-data class ApiResponse<T>(
-    @SerializedName("code")
-    val code: Int,
-    @SerializedName("message")
-    val message: String? = null,
-    @SerializedName("data")
-    val data: T? = null
-) {
-    val isSuccess: Boolean
-        get() = code == 200
-}

android/app/src/main/java/com/carmaintenance/data/remote/ApiService.kt

@@ -1,97 +0,0 @@
-package com.carmaintenance.data.remote
-
-import com.carmaintenance.data.model.*
-import retrofit2.http.*
-
-/**
- * API服务接口
- */
-interface ApiService {
-
-    // ==================== 认证相关 ====================
-    @POST("auth/login")
-    suspend fun login(@Body request: LoginRequest): ApiResponse<LoginResponseData>
-
-    @POST("auth/logout")
-    suspend fun logout(): ApiResponse<Void>
-
-    // ==================== 用户相关 ====================
-    @GET("users")
-    suspend fun getUsers(): ApiResponse<List<User>>
-
-    @GET("users/{id}")
-    suspend fun getUser(@Path("id") id: Int): ApiResponse<User>
-
-    // ==================== 车辆相关 ====================
-    @GET("vehicles")
-    suspend fun getVehicles(): ApiResponse<List<Vehicle>>
-
-    @GET("vehicles/{id}")
-    suspend fun getVehicle(@Path("id") id: Int): ApiResponse<Vehicle>
-
-    @GET("vehicles/customer/{customerId}")
-    suspend fun getVehiclesByCustomer(@Path("customerId") customerId: Int): ApiResponse<List<Vehicle>>
-
-    // ==================== 工单相关 ====================
-    @GET("orders")
-    suspend fun getOrders(): ApiResponse<List<ServiceOrder>>
-
-    @GET("orders/{id}")
-    suspend fun getOrder(@Path("id") id: Int): ApiResponse<ServiceOrder>
-
-    @GET("orders/customer/{customerId}")
-    suspend fun getOrdersByCustomer(@Path("customerId") customerId: Int): ApiResponse<List<ServiceOrder>>
-
-    @PUT("orders/{id}")
-    suspend fun updateOrder(
-        @Path("id") id: Int,
-        @Body order: ServiceOrder
-    ): ApiResponse<ServiceOrder>
-
-    // ==================== 预约相关 ====================
-    @GET("appointments")
-    suspend fun getAppointments(): ApiResponse<List<Appointment>>
-
-    @GET("appointments/{id}")
-    suspend fun getAppointment(@Path("id") id: Int): ApiResponse<Appointment>
-
-    @GET("appointments/customer/{customerId}")
-    suspend fun getAppointmentsByCustomer(@Path("customerId") customerId: Int): ApiResponse<List<Appointment>>
-
-    @POST("appointments")
-    suspend fun createAppointment(@Body appointment: Appointment): ApiResponse<Appointment>
-
-    @PUT("appointments/{id}/cancel")
-    suspend fun cancelAppointment(@Path("id") id: Int): ApiResponse<Void>
-
-    // ==================== 客户相关 ====================
-    @GET("customers")
-    suspend fun getCustomers(): ApiResponse<List<Customer>>
-
-    @GET("customers/user/{userId}")
-    suspend fun getCustomerByUserId(@Path("userId") userId: Int): ApiResponse<Customer>
-}
-
-/**
- * 客户实体
- */
-data class Customer(
-    @SerializedName("customerId")
-    val customerId: Int,
-    @SerializedName("userId")
-    val userId: Int,
-    @SerializedName("customerNo")
-    val customerNo: String,
-    @SerializedName("idCard")
-    val idCard: String? = null,
-    @SerializedName("address")
-    val address: String? = null,
-    @SerializedName("gender")
-    val gender: String? = null,
-    @SerializedName("birthDate")
-    val birthDate: String? = null,
-    @SerializedName("membershipLevel")
-    val membershipLevel: String? = null,
-    @SerializedName("points")
-    val points: Int = 0
-)

android/app/src/main/java/com/carmaintenance/data/repository/AppointmentRepository.kt

@@ -1,64 +0,0 @@
-package com.carmaintenance.data.repository
-
-import com.carmaintenance.data.model.Appointment
-import com.carmaintenance.data.remote.ApiResponse
-import com.carmaintenance.data.remote.ApiService
-import javax.inject.Inject
-import javax.inject.Singleton
-
-@Singleton
-class AppointmentRepository @Inject constructor(
-    private val apiService: ApiService
-) {
-    suspend fun getAppointments(): Result<List<Appointment>> {
-        return try {
-            val response = apiService.getAppointments()
-            if (response.isSuccess) {
-                Result.success(response.data ?: emptyList())
-            } else {
-                Result.failure(Exception(response.message ?: "获取预约列表失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-
-    suspend fun getCustomerAppointments(customerId: Int): Result<List<Appointment>> {
-        return try {
-            val response = apiService.getAppointmentsByCustomer(customerId)
-            if (response.isSuccess) {
-                Result.success(response.data ?: emptyList())
-            } else {
-                Result.failure(Exception(response.message ?: "获取预约列表失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-
-    suspend fun createAppointment(appointment: Appointment): Result<Appointment> {
-        return try {
-            val response = apiService.createAppointment(appointment)
-            if (response.isSuccess && response.data != null) {
-                Result.success(response.data)
-            } else {
-                Result.failure(Exception(response.message ?: "创建预约失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-
-    suspend fun cancelAppointment(appointmentId: Int): Result<Unit> {
-        return try {
-            val response = apiService.cancelAppointment(appointmentId)
-            if (response.isSuccess) {
-                Result.success(Unit)
-            } else {
-                Result.failure(Exception(response.message ?: "取消预约失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/data/repository/AuthRepository.kt

@@ -1,60 +0,0 @@
-package com.carmaintenance.data.repository
-
-import com.carmaintenance.data.manager.TokenManager
-import com.carmaintenance.data.model.LoginRequest
-import com.carmaintenance.data.model.User
-import com.carmaintenance.data.remote.ApiResponse
-import com.carmaintenance.data.remote.ApiService
-import com.google.gson.Gson
-import javax.inject.Inject
-import javax.inject.Singleton
-
-@Singleton
-class AuthRepository @Inject constructor(
-    private val apiService: ApiService,
-    private val tokenManager: TokenManager
-) {
-    suspend fun login(username: String, password: String): Result<User> {
-        return try {
-            val response = apiService.login(LoginRequest(username, password))
-            if (response.isSuccess && response.data != null) {
-                // 保存Token
-                tokenManager.saveToken(response.data.token)
-                // 保存用户信息
-                val userJson = Gson().toJson(response.data.userInfo)
-                tokenManager.saveUserInfo(userJson)
-                Result.success(response.data.userInfo)
-            } else {
-                Result.failure(Exception(response.message ?: "登录失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-
-    suspend fun logout(): Result<Unit> {
-        return try {
-            apiService.logout()
-            tokenManager.clearToken()
-            Result.success(Unit)
-        } catch (e: Exception) {
-            tokenManager.clearToken()
-            Result.success(Unit)
-        }
-    }
-
-    suspend fun getCurrentUser(): User? {
-        return try {
-            val userJson = tokenManager.getUserInfo()
-            if (userJson != null) {
-                Gson().fromJson(userJson, User::class.java)
-            } else {
-                null
-            }
-        } catch (e: Exception) {
-            null
-        }
-    }
-
-    fun getCurrentUserFlow() = tokenManager.getUserInfoFlow()
-}

android/app/src/main/java/com/carmaintenance/data/repository/OrderRepository.kt

@@ -1,51 +0,0 @@
-package com.carmaintenance.data.repository
-
-import com.carmaintenance.data.model.ServiceOrder
-import com.carmaintenance.data.remote.ApiResponse
-import com.carmaintenance.data.remote.ApiService
-import javax.inject.Inject
-import javax.inject.Singleton
-
-@Singleton
-class OrderRepository @Inject constructor(
-    private val apiService: ApiService
-) {
-    suspend fun getOrders(): Result<List<ServiceOrder>> {
-        return try {
-            val response = apiService.getOrders()
-            if (response.isSuccess) {
-                Result.success(response.data ?: emptyList())
-            } else {
-                Result.failure(Exception(response.message ?: "获取工单列表失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-
-    suspend fun getCustomerOrders(customerId: Int): Result<List<ServiceOrder>> {
-        return try {
-            val response = apiService.getOrdersByCustomer(customerId)
-            if (response.isSuccess) {
-                Result.success(response.data ?: emptyList())
-            } else {
-                Result.failure(Exception(response.message ?: "获取工单列表失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-
-    suspend fun updateOrder(orderId: Int, order: ServiceOrder): Result<ServiceOrder> {
-        return try {
-            val response = apiService.updateOrder(orderId, order)
-            if (response.isSuccess && response.data != null) {
-                Result.success(response.data)
-            } else {
-                Result.failure(Exception(response.message ?: "更新工单失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/data/repository/VehicleRepository.kt

@@ -1,38 +0,0 @@
-package com.carmaintenance.data.repository
-
-import com.carmaintenance.data.model.Vehicle
-import com.carmaintenance.data.remote.ApiResponse
-import com.carmaintenance.data.remote.ApiService
-import javax.inject.Inject
-import javax.inject.Singleton
-
-@Singleton
-class VehicleRepository @Inject constructor(
-    private val apiService: ApiService
-) {
-    suspend fun getVehicles(): Result<List<Vehicle>> {
-        return try {
-            val response = apiService.getVehicles()
-            if (response.isSuccess) {
-                Result.success(response.data ?: emptyList())
-            } else {
-                Result.failure(Exception(response.message ?: "获取车辆列表失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-
-    suspend fun getCustomerVehicles(customerId: Int): Result<List<Vehicle>> {
-        return try {
-            val response = apiService.getVehiclesByCustomer(customerId)
-            if (response.isSuccess) {
-                Result.success(response.data ?: emptyList())
-            } else {
-                Result.failure(Exception(response.message ?: "获取车辆列表失败"))
-            }
-        } catch (e: Exception) {
-            Result.failure(e)
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/di/NetworkModule.kt

@@ -1,63 +0,0 @@
-package com.carmaintenance.di
-
-import com.carmaintenance.BuildConfig
-import com.carmaintenance.data.remote.ApiService
-import com.carmaintenance.data.interceptor.AuthInterceptor
-import dagger.Module
-import dagger.Provides
-import dagger.hilt.InstallIn
-import dagger.hilt.components.SingletonComponent
-import okhttp3.OkHttpClient
-import okhttp3.logging.HttpLoggingInterceptor
-import retrofit2.Retrofit
-import retrofit2.converter.gson.GsonConverterFactory
-import java.util.concurrent.TimeUnit
-import javax.inject.Singleton
-
-@Module
-@InstallIn(SingletonComponent::class)
-object NetworkModule {
-
-    @Provides
-    @Singleton
-    fun provideLoggingInterceptor(): HttpLoggingInterceptor {
-        return HttpLoggingInterceptor().apply {
-            level = if (BuildConfig.DEBUG) {
-                HttpLoggingInterceptor.Level.BODY
-            } else {
-                HttpLoggingInterceptor.Level.NONE
-            }
-        }
-    }
-
-    @Provides
-    @Singleton
-    fun provideOkHttpClient(
-        loggingInterceptor: HttpLoggingInterceptor,
-        authInterceptor: AuthInterceptor
-    ): OkHttpClient {
-        return OkHttpClient.Builder()
-            .addInterceptor(authInterceptor)
-            .addInterceptor(loggingInterceptor)
-            .connectTimeout(30, TimeUnit.SECONDS)
-            .readTimeout(30, TimeUnit.SECONDS)
-            .writeTimeout(30, TimeUnit.SECONDS)
-            .build()
-    }
-
-    @Provides
-    @Singleton
-    fun provideRetrofit(okHttpClient: OkHttpClient): Retrofit {
-        return Retrofit.Builder()
-            .baseUrl(BuildConfig.API_BASE_URL)
-            .client(okHttpClient)
-            .addConverterFactory(GsonConverterFactory.create())
-            .build()
-    }
-
-    @Provides
-    @Singleton
-    fun provideApiService(retrofit: Retrofit): ApiService {
-        return retrofit.create(ApiService::class.java)
-    }
-}

android/app/src/main/java/com/carmaintenance/ui/navigation/Navigation.kt

@@ -1,98 +0,0 @@
-package com.carmaintenance.ui.navigation
-
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.collectAsState
-import androidx.compose.runtime.getValue
-import androidx.hilt.navigation.compose.hiltViewModel
-import androidx.navigation.NavHostController
-import androidx.navigation.NavType
-import androidx.navigation.compose.NavHost
-import androidx.navigation.compose.composable
-import androidx.navigation.navArgument
-import com.carmaintenance.ui.screen.LoginScreen
-import com.carmaintenance.ui.screen.admin.AdminDashboardScreen
-import com.carmaintenance.ui.screen.customer.CustomerDashboardScreen
-import com.carmaintenance.ui.screen.customer.CustomerAppointmentsScreen
-import com.carmaintenance.ui.screen.customer.CustomerOrdersScreen
-import com.carmaintenance.ui.screen.customer.CustomerVehiclesScreen
-import com.carmaintenance.ui.viewmodel.AuthViewModel
-import com.carmaintenance.ui.viewmodel.AuthUiState
-
-@Composable
-fun CarMaintenanceNavGraph(
-    navController: NavHostController,
-    authViewModel: AuthViewModel = hiltViewModel()
-) {
-    val uiState by authViewModel.uiState.collectAsState()
-
-    LaunchedEffect(uiState) {
-        when (uiState) {
-            is AuthUiState.LoggedIn -> {
-                val user = (uiState as AuthUiState.LoggedIn).user
-                val route = when (user.role) {
-                    "admin" -> Screen.AdminDashboard.route
-                    "staff" -> Screen.StaffDashboard.route
-                    "customer" -> Screen.CustomerDashboard.route
-                    else -> Screen.Login.route
-                }
-                navController.navigate(route) {
-                    popUpTo(Screen.Login.route) { inclusive = true }
-                }
-            }
-            is AuthUiState.NotLoggedIn -> {
-                navController.navigate(Screen.Login.route) {
-                    popUpTo(0) { inclusive = true }
-                }
-            }
-            else -> {}
-        }
-    }
-
-    NavHost(
-        navController = navController,
-        startDestination = Screen.Login.route
-    ) {
-        composable(Screen.Login.route) {
-            LoginScreen(
-                onLoginSuccess = {
-                    // 导航由LaunchedEffect处理
-                }
-            )
-        }
-
-        composable(Screen.CustomerDashboard.route) {
-            CustomerDashboardScreen(
-                onNavigateBack = { authViewModel.logout() }
-            )
-        }
-
-        composable(Screen.CustomerVehicles.route) {
-            CustomerVehiclesScreen(
-                onNavigateBack = { navController.popBackStack() }
-            )
-        }
-
-        composable(Screen.CustomerOrders.route) {
-            CustomerOrdersScreen(
-                onNavigateBack = { navController.popBackStack() }
-            )
-        }
-
-        composable(Screen.CustomerAppointments.route) {
-            CustomerAppointmentsScreen(
-                onNavigateBack = { navController.popBackStack() }
-            )
-        }
-
-        composable(Screen.AdminDashboard.route) {
-            AdminDashboardScreen(
-                onNavigateBack = { authViewModel.logout() }
-            )
-        }
-
-        composable(Screen.StaffDashboard.route) {
-            // TODO: 实现工作人员仪表板
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/ui/navigation/Screen.kt

@@ -1,11 +0,0 @@
-package com.carmaintenance.ui.navigation
-
-sealed class Screen(val route: String) {
-    object Login : Screen("login")
-    object CustomerDashboard : Screen("customer_dashboard")
-    object CustomerVehicles : Screen("customer_vehicles")
-    object CustomerOrders : Screen("customer_orders")
-    object CustomerAppointments : Screen("customer_appointments")
-    object AdminDashboard : Screen("admin_dashboard")
-    object StaffDashboard : Screen("staff_dashboard")
-}

android/app/src/main/java/com/carmaintenance/ui/screen/LoginScreen.kt

@@ -1,198 +0,0 @@
-package com.carmaintenance.ui.screen
-
-import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.text.KeyboardOptions
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.filled.Visibility
-import androidx.compose.material.icons.filled.VisibilityOff
-import androidx.compose.material3.*
-import androidx.compose.runtime.*
-import androidx.compose.ui.Alignment
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.text.input.KeyboardType
-import androidx.compose.ui.text.input.PasswordVisualTransformation
-import androidx.compose.ui.text.input.VisualTransformation
-import androidx.compose.ui.unit.dp
-import androidx.hilt.navigation.compose.hiltViewModel
-import com.carmaintenance.ui.viewmodel.AuthViewModel
-
-@OptIn(ExperimentalMaterial3Api::class)
-@Composable
-fun LoginScreen(
-    onLoginSuccess: () -> Unit,
-    viewModel: AuthViewModel = hiltViewModel()
-) {
-    var username by remember { mutableStateOf("") }
-    var password by remember { mutableStateOf("") }
-    var passwordVisible by remember { mutableStateOf(false) }
-    var selectedRole by remember { mutableStateOf("customer") }
-    val uiState by viewModel.uiState.collectAsState()
-
-    LaunchedEffect(uiState) {
-        if (uiState is AuthUiState.LoggedIn) {
-            onLoginSuccess()
-        }
-    }
-
-    Scaffold(
-        topBar = {
-            TopAppBar(
-                title = { Text("车管家系统") },
-                colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.primary,
-                    titleContentColor = MaterialTheme.colorScheme.onPrimary
-                )
-            )
-        }
-    ) { paddingValues ->
-        Column(
-            modifier = Modifier
-                .fillMaxSize()
-                .padding(paddingValues)
-                .padding(24.dp),
-            horizontalAlignment = Alignment.CenterHorizontally,
-            verticalArrangement = Arrangement.Center
-        ) {
-            Text(
-                text = "欢迎登录",
-                style = MaterialTheme.typography.headlineLarge,
-                color = MaterialTheme.colorScheme.primary,
-                modifier = Modifier.padding(bottom = 48.dp)
-            )
-
-            // 用户名输入
-            OutlinedTextField(
-                value = username,
-                onValueChange = { username = it },
-                label = { Text("用户名") },
-                singleLine = true,
-                modifier = Modifier.fillMaxWidth(),
-                keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.Text)
-            )
-
-            Spacer(modifier = Modifier.height(16.dp))
-
-            // 密码输入
-            OutlinedTextField(
-                value = password,
-                onValueChange = { password = it },
-                label = { Text("密码") },
-                singleLine = true,
-                modifier = Modifier.fillMaxWidth(),
-                visualTransformation = if (passwordVisible) VisualTransformation.None else PasswordVisualTransformation(),
-                keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.Password),
-                trailingIcon = {
-                    IconButton(onClick = { passwordVisible = !passwordVisible }) {
-                        Icon(
-                            imageVector = if (passwordVisible) Icons.Default.Visibility else Icons.Default.VisibilityOff,
-                            contentDescription = if (passwordVisible) "隐藏密码" else "显示密码"
-                        )
-                    }
-                }
-            )
-
-            Spacer(modifier = Modifier.height(16.dp))
-
-            // 角色选择
-            Card(
-                modifier = Modifier.fillMaxWidth(),
-                colors = CardDefaults.cardColors(
-                    containerColor = MaterialTheme.colorScheme.surfaceVariant
-                )
-            ) {
-                Column(modifier = Modifier.padding(16.dp)) {
-                    Text(
-                        text = "选择角色",
-                        style = MaterialTheme.typography.titleMedium,
-                        modifier = Modifier.padding(bottom = 8.dp)
-                    )
-                    Row(
-                        modifier = Modifier.fillMaxWidth(),
-                        horizontalArrangement = Arrangement.SpaceEvenly
-                    ) {
-                        FilterChip(
-                            selected = selectedRole == "admin",
-                            onClick = { selectedRole = "admin" },
-                            label = { Text("管理员") },
-                            modifier = Modifier.padding(end = 8.dp)
-                        )
-                        FilterChip(
-                            selected = selectedRole == "staff",
-                            onClick = { selectedRole = "staff" },
-                            label = { Text("工作人员") },
-                            modifier = Modifier.padding(end = 8.dp)
-                        )
-                        FilterChip(
-                            selected = selectedRole == "customer",
-                            onClick = { selectedRole = "customer" },
-                            label = { Text("客户") }
-                        )
-                    }
-                }
-            }
-
-            Spacer(modifier = Modifier.height(32.dp))
-
-            // 登录按钮
-            Button(
-                onClick = {
-                    viewModel.login(username, password)
-                },
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .height(50.dp),
-                enabled = username.isNotBlank() && password.isNotBlank() && uiState !is AuthUiState.Loading
-            ) {
-                if (uiState is AuthUiState.Loading) {
-                    CircularProgressIndicator(
-                        modifier = Modifier.size(24.dp),
-                        color = MaterialTheme.colorScheme.onPrimary
-                    )
-                } else {
-                    Text("登录", style = MaterialTheme.typography.titleMedium)
-                }
-            }
-
-            // 错误信息
-            if (uiState is AuthUiState.Error) {
-                Spacer(modifier = Modifier.height(16.dp))
-                Card(
-                    colors = CardDefaults.cardColors(
-                        containerColor = MaterialTheme.colorScheme.errorContainer
-                    ),
-                    modifier = Modifier.fillMaxWidth()
-                ) {
-                    Text(
-                        text = (uiState as AuthUiState.Error).message,
-                        color = MaterialTheme.colorScheme.onErrorContainer,
-                        modifier = Modifier.padding(16.dp)
-                    )
-                }
-            }
-
-            Spacer(modifier = Modifier.height(24.dp))
-
-            // 测试账号提示
-            Card(
-                colors = CardDefaults.cardColors(
-                    containerColor = MaterialTheme.colorScheme.secondaryContainer
-                ),
-                modifier = Modifier.fillMaxWidth()
-            ) {
-                Column(modifier = Modifier.padding(16.dp)) {
-                    Text(
-                        text = "测试账号",
-                        style = MaterialTheme.typography.titleSmall,
-                        color = MaterialTheme.colorScheme.onSecondaryContainer,
-                        modifier = Modifier.padding(bottom = 8.dp)
-                    )
-                    Text(
-                        text = "管理员: admin / 123456\n工作人员: staff001 / 123456\n客户: customer001 / 123456",
-                        style = MaterialTheme.typography.bodySmall,
-                        color = MaterialTheme.colorScheme.onSecondaryContainer
-                    )
-                }
-            }
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/ui/screen/admin/AdminDashboardScreen.kt

@@ -1,166 +0,0 @@
-package com.carmaintenance.ui.screen.admin
-
-import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.lazy.LazyColumn
-import androidx.compose.foundation.lazy.items
-import androidx.compose.material3.*
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.automirrored.filled.ArrowBack
-import androidx.compose.runtime.Composable
-import androidx.compose.ui.Alignment
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.unit.dp
-import androidx.hilt.navigation.compose.hiltViewModel
-import com.carmaintenance.ui.viewmodel.CustomerViewModel
-
-@OptIn(ExperimentalMaterial3Api::class)
-@Composable
-fun AdminDashboardScreen(
-    onNavigateBack: () -> Unit,
-    viewModel: CustomerViewModel = hiltViewModel()
-) {
-    val vehicles by viewModel.vehicles.collectAsState()
-    val isLoading by viewModel.isLoadingVehicles.collectAsState()
-
-    Scaffold(
-        topBar = {
-            TopAppBar(
-                title = { Text("管理员控制台") },
-                navigationIcon = {
-                    IconButton(onClick = onNavigateBack) {
-                        Icon(Icons.AutoMirrored.Filled.ArrowBack, contentDescription = "退出")
-                    }
-                }
-            )
-        }
-    ) { paddingValues ->
-        LazyColumn(
-            modifier = Modifier
-                .fillMaxSize()
-                .padding(paddingValues)
-                .padding(16.dp),
-            verticalArrangement = Arrangement.spacedBy(16.dp)
-        ) {
-            item {
-                Text(
-                    text = "系统概览",
-                    style = MaterialTheme.typography.titleLarge
-                )
-            }
-
-            item {
-                Row(
-                    modifier = Modifier.fillMaxWidth(),
-                    horizontalArrangement = Arrangement.spacedBy(12.dp)
-                ) {
-                    StatCard(title = "用户总数", value = "3", modifier = Modifier.weight(1f))
-                    StatCard(title = "车辆总数", value = "${vehicles.size}", modifier = Modifier.weight(1f))
-                }
-                Row(
-                    modifier = Modifier.fillMaxWidth(),
-                    horizontalArrangement = Arrangement.spacedBy(12.dp)
-                ) {
-                    StatCard(title = "工单总数", value = "0", modifier = Modifier.weight(1f))
-                    StatCard(title = "库存预警", value = "0", modifier = Modifier.weight(1f))
-                }
-            }
-
-            item {
-                Text(
-                    text = "管理功能",
-                    style = MaterialTheme.typography.titleLarge
-                )
-            }
-
-            item {
-                Card(
-                    modifier = Modifier.fillMaxWidth()
-                ) {
-                    Column(
-                        modifier = Modifier.padding(16.dp)
-                    ) {
-                        AdminMenuItem(
-                            icon = "👥",
-                            title = "用户管理",
-                            subtitle = "管理系统用户"
-                        )
-                        Divider()
-                        AdminMenuItem(
-                            icon = "🚗",
-                            title = "车辆管理",
-                            subtitle = "管理车辆档案"
-                        )
-                        Divider()
-                        AdminMenuItem(
-                            icon = "📋",
-                            title = "工单管理",
-                            subtitle = "管理维保工单"
-                        )
-                        Divider()
-                        AdminMenuItem(
-                            icon = "📦",
-                            title = "配件管理",
-                            subtitle = "管理配件库存"
-                        )
-                        Divider()
-                        AdminMenuItem(
-                            icon = "📅",
-                            title = "预约管理",
-                            subtitle = "管理客户预约"
-                        )
-                    }
-                }
-            }
-        }
-    }
-}
-
-@Composable
-fun StatCard(title: String, value: String, modifier: Modifier = Modifier) {
-    Card(
-        modifier = modifier
-    ) {
-        Column(
-            modifier = Modifier.padding(16.dp),
-            horizontalAlignment = Alignment.CenterHorizontally
-        ) {
-            Text(
-                text = value,
-                style = MaterialTheme.typography.headlineMedium,
-                color = MaterialTheme.colorScheme.primary
-            )
-            Text(
-                text = title,
-                style = MaterialTheme.typography.bodySmall,
-                color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
-            )
-        }
-    }
-}
-
-@Composable
-fun AdminMenuItem(icon: String, title: String, subtitle: String) {
-    Row(
-        modifier = Modifier
-            .fillMaxWidth()
-            .padding(vertical = 12.dp),
-        verticalAlignment = Alignment.CenterVertically
-    ) {
-        Text(
-            text = icon,
-            style = MaterialTheme.typography.headlineMedium
-        )
-        Spacer(modifier = Modifier.width(16.dp))
-        Column {
-            Text(
-                text = title,
-                style = MaterialTheme.typography.titleMedium
-            )
-            Text(
-                text = subtitle,
-                style = MaterialTheme.typography.bodySmall,
-                color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
-            )
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/ui/screen/customer/CustomerAppointmentsScreen.kt

@@ -1,123 +0,0 @@
-package com.carmaintenance.ui.screen.customer
-
-import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.lazy.LazyColumn
-import androidx.compose.foundation.lazy.items
-import androidx.compose.material3.*
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.automirrored.filled.ArrowBack
-import androidx.compose.runtime.Composable
-import androidx.compose.ui.Alignment
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.unit.dp
-import androidx.hilt.navigation.compose.hiltViewModel
-import com.carmaintenance.ui.viewmodel.CustomerViewModel
-
-@OptIn(ExperimentalMaterial3Api::class)
-@Composable
-fun CustomerAppointmentsScreen(
-    onNavigateBack: () -> Unit,
-    viewModel: CustomerViewModel = hiltViewModel()
-) {
-    val appointments by viewModel.appointments.collectAsState()
-    val isLoading by viewModel.isLoadingAppointments.collectAsState()
-
-    Scaffold(
-        topBar = {
-            TopAppBar(
-                title = { Text("我的预约") },
-                navigationIcon = {
-                    IconButton(onClick = onNavigateBack) {
-                        Icon(Icons.AutoMirrored.Filled.ArrowBack, contentDescription = "返回")
-                    }
-                }
-            )
-        },
-        floatingActionButton = {
-            FloatingActionButton(
-                onClick = { /* TODO: 打开预约表单 */ }
-            ) {
-                Icon(Icons.Default.Add, contentDescription = "新建预约")
-            }
-        }
-    ) { paddingValues ->
-        if (isLoading) {
-            Box(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(paddingValues),
-                contentAlignment = Alignment.Center
-            ) {
-                CircularProgressIndicator()
-            }
-        } else if (appointments.isEmpty()) {
-            Box(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(paddingValues),
-                contentAlignment = Alignment.Center
-            ) {
-                Text("暂无预约记录")
-            }
-        } else {
-            LazyColumn(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(paddingValues)
-                    .padding(16.dp),
-                verticalArrangement = Arrangement.spacedBy(12.dp)
-            ) {
-                items(appointments) { appointment ->
-                    AppointmentCard(appointment = appointment)
-                }
-            }
-        }
-    }
-}
-
-@Composable
-fun AppointmentCard(appointment: com.carmaintenance.data.model.Appointment) {
-    Card(
-        modifier = Modifier.fillMaxWidth()
-    ) {
-        Column(
-            modifier = Modifier.padding(16.dp)
-        ) {
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                horizontalArrangement = Arrangement.SpaceBetween
-            ) {
-                Text(
-                    text = appointment.serviceTypeEnum.displayName,
-                    style = MaterialTheme.typography.titleMedium
-                )
-                Surface(
-                    color = when (appointment.statusEnum) {
-                        com.carmaintenance.data.model.Appointment.Status.PENDING -> MaterialTheme.colorScheme.tertiaryContainer
-                        com.carmaintenance.data.model.Appointment.Status.CONFIRMED -> MaterialTheme.colorScheme.primaryContainer
-                        com.carmaintenance.data.model.Appointment.Status.COMPLETED -> MaterialTheme.colorScheme.secondaryContainer
-                        com.carmaintenance.data.model.Appointment.Status.CANCELLED -> MaterialTheme.colorScheme.errorContainer
-                    },
-                    shape = MaterialTheme.shapes.small
-                ) {
-                    Text(
-                        text = appointment.statusEnum.displayName,
-                        style = MaterialTheme.typography.labelSmall,
-                        modifier = Modifier.padding(horizontal = 8.dp, vertical = 4.dp)
-                    )
-                }
-            }
-            Spacer(modifier = Modifier.height(8.dp))
-            Text(
-                text = "预约时间: ${appointment.appointmentTime}",
-                style = MaterialTheme.typography.bodyMedium
-            )
-            Spacer(modifier = Modifier.height(4.dp))
-            Text(
-                text = "联系电话: ${appointment.contactPhone}",
-                style = MaterialTheme.typography.bodySmall,
-                color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
-            )
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/ui/screen/customer/CustomerDashboardScreen.kt

@@ -1,311 +0,0 @@
-package com.carmaintenance.ui.screen.customer
-
-import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.lazy.LazyColumn
-import androidx.compose.foundation.lazy.items
-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.graphics.vector.ImageVector
-import androidx.compose.ui.unit.dp
-import androidx.hilt.navigation.compose.hiltViewModel
-import com.carmaintenance.data.model.Vehicle
-import com.carmaintenance.ui.viewmodel.AuthViewModel
-import com.carmaintenance.ui.viewmodel.CustomerViewModel
-
-@OptIn(ExperimentalMaterial3Api::class)
-@Composable
-fun CustomerDashboardScreen(
-    onNavigateBack: () -> Unit,
-    viewModel: CustomerViewModel = hiltViewModel(),
-    authViewModel: AuthViewModel = hiltViewModel()
-) {
-    val user by authViewModel.currentUser.collectAsState()
-    val vehicles by viewModel.vehicles.collectAsState()
-    val isLoading by viewModel.isLoadingVehicles.collectAsState()
-
-    LaunchedEffect(user) {
-        user?.let { viewModel.loadCustomerData(it.userId) }
-    }
-
-    Scaffold(
-        topBar = {
-            TopAppBar(
-                title = { Text("客户中心") },
-                navigationIcon = {
-                    IconButton(onClick = onNavigateBack) {
-                        Icon(Icons.Default.ExitToApp, contentDescription = "退出")
-                    }
-                },
-                colors = TopAppBarDefaults.topAppBarColors(
-                    containerColor = MaterialTheme.colorScheme.primary,
-                    titleContentColor = MaterialTheme.colorScheme.onPrimary,
-                    navigationIconContentColor = MaterialTheme.colorScheme.onPrimary
-                )
-            )
-        }
-    ) { paddingValues ->
-        LazyColumn(
-            modifier = Modifier
-                .fillMaxSize()
-                .padding(paddingValues)
-                .padding(16.dp),
-            verticalArrangement = Arrangement.spacedBy(16.dp)
-        ) {
-            item {
-                // 用户信息卡片
-                Card(
-                    modifier = Modifier.fillMaxWidth(),
-                    colors = CardDefaults.cardColors(
-                        containerColor = MaterialTheme.colorScheme.primaryContainer
-                    )
-                ) {
-                    Column(
-                        modifier = Modifier.padding(16.dp)
-                    ) {
-                        Row(
-                            verticalAlignment = Alignment.CenterVertically
-                        ) {
-                            Icon(
-                                imageVector = Icons.Default.Person,
-                                contentDescription = null,
-                                modifier = Modifier.size(48.dp),
-                                tint = MaterialTheme.colorScheme.primary
-                            )
-                            Spacer(modifier = Modifier.width(16.dp))
-                            Column {
-                                Text(
-                                    text = user?.realName ?: "客户",
-                                    style = MaterialTheme.typography.titleLarge
-                                )
-                                Text(
-                                    text = "欢迎回来!",
-                                    style = MaterialTheme.typography.bodyMedium,
-                                    color = MaterialTheme.colorScheme.onPrimaryContainer.copy(alpha = 0.7f)
-                                )
-                            }
-                        }
-                    }
-                }
-            }
-
-            item {
-                Text(
-                    text = "快捷功能",
-                    style = MaterialTheme.typography.titleLarge
-                )
-            }
-
-            item {
-                // 功能菜单
-                Row(
-                    modifier = Modifier.fillMaxWidth(),
-                    horizontalArrangement = Arrangement.spacedBy(12.dp)
-                ) {
-                    FeatureCard(
-                        icon = Icons.Default.DirectionsCar,
-                        title = "我的车辆",
-                        subtitle = "${vehicles.size} 辆",
-                        modifier = Modifier.weight(1f)
-                    )
-                    FeatureCard(
-                        icon = Icons.Default.Receipt,
-                        title = "维保记录",
-                        subtitle = "查看详情",
-                        modifier = Modifier.weight(1f)
-                    )
-                }
-                Row(
-                    modifier = Modifier.fillMaxWidth(),
-                    horizontalArrangement = Arrangement.spacedBy(12.dp)
-                ) {
-                    FeatureCard(
-                        icon = Icons.Default.Event,
-                        title = "我的预约",
-                        subtitle = "在线预约",
-                        modifier = Modifier.weight(1f)
-                    )
-                    FeatureCard(
-                        icon = Icons.Default.Notifications,
-                        title = "消息通知",
-                        subtitle = "暂无消息",
-                        modifier = Modifier.weight(1f)
-                    )
-                }
-            }
-
-            item {
-                Text(
-                    text = "我的车辆",
-                    style = MaterialTheme.typography.titleLarge
-                )
-            }
-
-            if (isLoading) {
-                item {
-                    Box(
-                        modifier = Modifier
-                            .fillMaxWidth()
-                            .padding(32.dp),
-                        contentAlignment = Alignment.Center
-                    ) {
-                        CircularProgressIndicator()
-                    }
-                }
-            } else if (vehicles.isEmpty()) {
-                item {
-                    Card(
-                        modifier = Modifier.fillMaxWidth()
-                    ) {
-                        Column(
-                            modifier = Modifier
-                                .fillMaxWidth()
-                                .padding(32.dp),
-                            horizontalAlignment = Alignment.CenterHorizontally
-                        ) {
-                            Icon(
-                                imageVector = Icons.Default.DirectionsCar,
-                                contentDescription = null,
-                                modifier = Modifier.size(64.dp),
-                                tint = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.3f)
-                            )
-                            Spacer(modifier = Modifier.height(16.dp))
-                            Text(
-                                text = "暂无车辆",
-                                style = MaterialTheme.typography.bodyLarge,
-                                color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
-                            )
-                        }
-                    }
-                }
-            } else {
-                items(vehicles) { vehicle ->
-                    VehicleCard(vehicle = vehicle)
-                }
-            }
-        }
-    }
-}
-
-@Composable
-fun FeatureCard(
-    icon: ImageVector,
-    title: String,
-    subtitle: String,
-    modifier: Modifier = Modifier
-) {
-    Card(
-        modifier = modifier.height(100.dp),
-        onClick = { /* TODO: 导航 */ }
-    ) {
-        Column(
-            modifier = Modifier
-                .fillMaxSize()
-                .padding(12.dp),
-            verticalArrangement = Arrangement.Center
-        ) {
-            Icon(
-                imageVector = icon,
-                contentDescription = null,
-                tint = MaterialTheme.colorScheme.primary
-            )
-            Spacer(modifier = Modifier.height(8.dp))
-            Text(
-                text = title,
-                style = MaterialTheme.typography.titleSmall
-            )
-            Text(
-                text = subtitle,
-                style = MaterialTheme.typography.bodySmall,
-                color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
-            )
-        }
-    }
-}
-
-@Composable
-fun VehicleCard(vehicle: Vehicle) {
-    Card(
-        modifier = Modifier.fillMaxWidth()
-    ) {
-        Column(
-            modifier = Modifier.padding(16.dp)
-        ) {
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                horizontalArrangement = Arrangement.SpaceBetween,
-                verticalAlignment = Alignment.CenterVertically
-            ) {
-                Column {
-                    Text(
-                        text = vehicle.licensePlate,
-                        style = MaterialTheme.typography.titleLarge
-                    )
-                    Text(
-                        text = "${vehicle.brand} ${vehicle.model}",
-                        style = MaterialTheme.typography.bodyMedium,
-                        color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.7f)
-                    )
-                }
-                Surface(
-                    color = MaterialTheme.colorScheme.primaryContainer,
-                    shape = MaterialTheme.shapes.small
-                ) {
-                    Text(
-                        text = "正常",
-                        style = MaterialTheme.typography.labelSmall,
-                        modifier = Modifier.padding(horizontal = 8.dp, vertical = 4.dp)
-                    )
-                }
-            }
-            Spacer(modifier = Modifier.height(12.dp))
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                horizontalArrangement = Arrangement.SpaceEvenly
-            ) {
-                InfoItem(
-                    icon = Icons.Default.Palette,
-                    label = "颜色",
-                    value = vehicle.color ?: "-"
-                )
-                InfoItem(
-                    icon = Icons.Default.Speed,
-                    label = "里程",
-                    value = "${vehicle.mileage?.toInt() ?: 0} km"
-                )
-                InfoItem(
-                    icon = Icons.Default.DateRange,
-                    label = "保养",
-                    value = vehicle.lastMaintenanceDate ?: "-"
-                )
-            }
-        }
-    }
-}
-
-@Composable
-fun InfoItem(icon: ImageVector, label: String, value: String) {
-    Column(
-        horizontalAlignment = Alignment.CenterHorizontally
-    ) {
-        Icon(
-            imageVector = icon,
-            contentDescription = null,
-            modifier = Modifier.size(20.dp),
-            tint = MaterialTheme.colorScheme.primary
-        )
-        Spacer(modifier = Modifier.height(4.dp))
-        Text(
-            text = label,
-            style = MaterialTheme.typography.labelSmall,
-            color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
-        )
-        Text(
-            text = value,
-            style = MaterialTheme.typography.bodySmall
-        )
-    }
-}

android/app/src/main/java/com/carmaintenance/ui/screen/customer/CustomerOrdersScreen.kt

@@ -1,117 +0,0 @@
-package com.carmaintenance.ui.screen.customer
-
-import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.lazy.LazyColumn
-import androidx.compose.foundation.lazy.items
-import androidx.compose.material3.*
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.automirrored.filled.ArrowBack
-import androidx.compose.runtime.Composable
-import androidx.compose.ui.Alignment
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.unit.dp
-import androidx.hilt.navigation.compose.hiltViewModel
-import com.carmaintenance.ui.viewmodel.CustomerViewModel
-
-@OptIn(ExperimentalMaterial3Api::class)
-@Composable
-fun CustomerOrdersScreen(
-    onNavigateBack: () -> Unit,
-    viewModel: CustomerViewModel = hiltViewModel()
-) {
-    val orders by viewModel.orders.collectAsState()
-    val isLoading by viewModel.isLoadingOrders.collectAsState()
-
-    Scaffold(
-        topBar = {
-            TopAppBar(
-                title = { Text("维保记录") },
-                navigationIcon = {
-                    IconButton(onClick = onNavigateBack) {
-                        Icon(Icons.AutoMirrored.Filled.ArrowBack, contentDescription = "返回")
-                    }
-                }
-            )
-        }
-    ) { paddingValues ->
-        if (isLoading) {
-            Box(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(paddingValues),
-                contentAlignment = Alignment.Center
-            ) {
-                CircularProgressIndicator()
-            }
-        } else if (orders.isEmpty()) {
-            Box(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(paddingValues),
-                contentAlignment = Alignment.Center
-            ) {
-                Text("暂无维保记录")
-            }
-        } else {
-            LazyColumn(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(paddingValues)
-                    .padding(16.dp),
-                verticalArrangement = Arrangement.spacedBy(12.dp)
-            ) {
-                items(orders) { order ->
-                    OrderCard(order = order)
-                }
-            }
-        }
-    }
-}
-
-@Composable
-fun OrderCard(order: com.carmaintenance.data.model.ServiceOrder) {
-    Card(
-        modifier = Modifier.fillMaxWidth()
-    ) {
-        Column(
-            modifier = Modifier.padding(16.dp)
-        ) {
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                horizontalArrangement = Arrangement.SpaceBetween
-            ) {
-                Text(
-                    text = order.orderNo,
-                    style = MaterialTheme.typography.titleMedium
-                )
-                Surface(
-                    color = MaterialTheme.colorScheme.primaryContainer,
-                    shape = MaterialTheme.shapes.small
-                ) {
-                    Text(
-                        text = order.statusEnum.displayName,
-                        style = MaterialTheme.typography.labelSmall,
-                        modifier = Modifier.padding(horizontal = 8.dp, vertical = 4.dp)
-                    )
-                }
-            }
-            Spacer(modifier = Modifier.height(8.dp))
-            Text(
-                text = order.serviceTypeEnum.displayName,
-                style = MaterialTheme.typography.bodyMedium
-            )
-            Spacer(modifier = Modifier.height(4.dp))
-            Text(
-                text = "费用: ¥${order.totalCost ?: 0.0}",
-                style = MaterialTheme.typography.bodyMedium,
-                color = MaterialTheme.colorScheme.primary
-            )
-            Spacer(modifier = Modifier.height(4.dp))
-            Text(
-                text = order.createTime,
-                style = MaterialTheme.typography.bodySmall,
-                color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
-            )
-        }
-    }
-}

android/app/src/main/java/com/carmaintenance/ui/screen/customer/CustomerVehiclesScreen.kt

@@ -1,60 +0,0 @@
-package com.carmaintenance.ui.screen.customer
-
-import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.lazy.LazyColumn
-import androidx.compose.foundation.lazy.items
-import androidx.compose.material3.*
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.automirrored.filled.ArrowBack
-import androidx.compose.runtime.Composable
-import androidx.compose.ui.Alignment
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.unit.dp
-import androidx.hilt.navigation.compose.hiltViewModel
-import com.carmaintenance.ui.viewmodel.CustomerViewModel
-
-@OptIn(ExperimentalMaterial3Api::class)
-@Composable
-fun CustomerVehiclesScreen(
-    onNavigateBack: () -> Unit,
-    viewModel: CustomerViewModel = hiltViewModel()
-) {
-    val vehicles by viewModel.vehicles.collectAsState()
-    val isLoading by viewModel.isLoadingVehicles.collectAsState()
-
-    Scaffold(
-        topBar = {
-            TopAppBar(
-                title = { Text("我的车辆") },
-                navigationIcon = {
-                    IconButton(onClick = onNavigateBack) {
-                        Icon(Icons.AutoMirrored.Filled.ArrowBack, contentDescription = "返回")
-                    }
-                }
-            )
-        }
-    ) { paddingValues ->
-        if (isLoading) {
-            Box(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(paddingValues),
-                contentAlignment = Alignment.Center
-            ) {
-                CircularProgressIndicator()
-            }
-        } else {
-            LazyColumn(
-                modifier = Modifier
-                    .fillMaxSize()
-                    .padding(paddingValues)
-                    .padding(16.dp),
-                verticalArrangement = Arrangement.spacedBy(12.dp)
-            ) {
-                items(vehicles) { vehicle ->
-                    VehicleCard(vehicle = vehicle)
-                }
-            }
-        }
-    }
-}

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

@@ -1,26 +0,0 @@
-package com.carmaintenance.ui.theme
-
-import androidx.compose.ui.graphics.Color
-
-// 主色调
-val Primary = Color(0xFF1976D2)
-val PrimaryDark = Color(0xFF1565C0)
-val PrimaryLight = Color(0xFF42A5F5)
-
-// 辅助色
-val Secondary = Color(0xFF03DAC6)
-val SecondaryVariant = Color(0xFF018786)
-
-// 背景色
-val Background = Color(0xFFFAFAFA)
-val Surface = Color(0xFFFFFFFF)
-
-// 状态色
-val Success = Color(0xFF4CAF50)
-val Warning = Color(0xFFFFC107)
-val Error = Color(0xFFF44336)
-val Info = Color(0xFF2196F3)
-
-// 文字颜色
-val TextPrimary = Color(0xFF212121)
-val TextSecondary = Color(0xFF757575)

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

@@ -1,68 +0,0 @@
-package com.carmaintenance.ui.theme
-
-import android.app.Activity
-import android.os.Build
-import androidx.compose.foundation.isSystemInDarkTheme
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.darkColorScheme
-import androidx.compose.material3.dynamicDarkColorScheme
-import androidx.compose.material3.dynamicLightColorScheme
-import androidx.compose.material3.lightColorScheme
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.SideEffect
-import androidx.compose.ui.graphics.toArgb
-import androidx.compose.ui.platform.LocalContext
-import androidx.compose.ui.platform.LocalView
-import androidx.core.view.WindowCompat
-
-private val DarkColorScheme = darkColorScheme(
-    primary = Primary,
-    secondary = Secondary,
-    error = Error
-)
-
-private val LightColorScheme = lightColorScheme(
-    primary = Primary,
-    primaryContainer = PrimaryLight,
-    secondary = Secondary,
-    secondaryContainer = SecondaryVariant,
-    background = Background,
-    surface = Surface,
-    error = Error,
-    onPrimary = androidx.compose.ui.graphics.Color.White,
-    onSecondary = androidx.compose.ui.graphics.Color.Black,
-    onBackground = TextPrimary,
-    onSurface = TextPrimary
-)
-
-@Composable
-fun CarMaintenanceTheme(
-    darkTheme: Boolean = isSystemInDarkTheme(),
-    dynamicColor: Boolean = false,
-    content: @Composable () -> Unit
-) {
-    val colorScheme = when {
-        dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
-            val context = LocalContext.current
-            if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
-        }
-
-        darkTheme -> DarkColorScheme
-        else -> LightColorScheme
-    }
-
-    val view = LocalView.current
-    if (!view.isInEditMode) {
-        SideEffect {
-            val window = (view.context as Activity).window
-            window.statusBarColor = colorScheme.primary.toArgb()
-            WindowCompat.getInsetsController(window, view).isAppearanceLightStatusBars = darkTheme
-        }
-    }
-
-    MaterialTheme(
-        colorScheme = colorScheme,
-        typography = Typography,
-        content = content
-    )
-}

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

@@ -1,115 +0,0 @@
-package com.carmaintenance.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
-
-val Typography = Typography(
-    displayLarge = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Bold,
-        fontSize = 57.sp,
-        lineHeight = 64.sp,
-        letterSpacing = 0.sp
-    ),
-    displayMedium = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Bold,
-        fontSize = 45.sp,
-        lineHeight = 52.sp,
-        letterSpacing = 0.sp
-    ),
-    displaySmall = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Bold,
-        fontSize = 36.sp,
-        lineHeight = 44.sp,
-        letterSpacing = 0.sp
-    ),
-    headlineLarge = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Bold,
-        fontSize = 32.sp,
-        lineHeight = 40.sp,
-        letterSpacing = 0.sp
-    ),
-    headlineMedium = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Bold,
-        fontSize = 28.sp,
-        lineHeight = 36.sp,
-        letterSpacing = 0.sp
-    ),
-    headlineSmall = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Bold,
-        fontSize = 24.sp,
-        lineHeight = 32.sp,
-        letterSpacing = 0.sp
-    ),
-    titleLarge = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.SemiBold,
-        fontSize = 22.sp,
-        lineHeight = 28.sp,
-        letterSpacing = 0.sp
-    ),
-    titleMedium = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.SemiBold,
-        fontSize = 16.sp,
-        lineHeight = 24.sp,
-        letterSpacing = 0.15.sp
-    ),
-    titleSmall = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Medium,
-        fontSize = 14.sp,
-        lineHeight = 20.sp,
-        letterSpacing = 0.1.sp
-    ),
-    bodyLarge = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Normal,
-        fontSize = 16.sp,
-        lineHeight = 24.sp,
-        letterSpacing = 0.5.sp
-    ),
-    bodyMedium = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Normal,
-        fontSize = 14.sp,
-        lineHeight = 20.sp,
-        letterSpacing = 0.25.sp
-    ),
-    bodySmall = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Normal,
-        fontSize = 12.sp,
-        lineHeight = 16.sp,
-        letterSpacing = 0.4.sp
-    ),
-    labelLarge = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Medium,
-        fontSize = 14.sp,
-        lineHeight = 20.sp,
-        letterSpacing = 0.1.sp
-    ),
-    labelMedium = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Medium,
-        fontSize = 12.sp,
-        lineHeight = 16.sp,
-        letterSpacing = 0.5.sp
-    ),
-    labelSmall = TextStyle(
-        fontFamily = FontFamily.Default,
-        fontWeight = FontWeight.Medium,
-        fontSize = 11.sp,
-        lineHeight = 16.sp,
-        letterSpacing = 0.5.sp
-    )
-)

android/app/src/main/java/com/carmaintenance/ui/viewmodel/AuthViewModel.kt

@@ -1,81 +0,0 @@
-package com.carmaintenance.ui.viewmodel
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
-import com.carmaintenance.data.model.User
-import com.carmaintenance.data.repository.AuthRepository
-import dagger.hilt.android.lifecycle.HiltViewModel
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.StateFlow
-import kotlinx.coroutines.flow.asStateFlow
-import kotlinx.coroutines.launch
-import javax.inject.Inject
-
-@HiltViewModel
-class AuthViewModel @Inject constructor(
-    private val authRepository: AuthRepository
-) : ViewModel() {
-
-    private val _uiState = MutableStateFlow<AuthUiState>(AuthUiState.Initial)
-    val uiState: StateFlow<AuthUiState> = _uiState.asStateFlow()
-
-    private val _isLoggedIn = MutableStateFlow(false)
-    val isLoggedIn: StateFlow<Boolean> = _isLoggedIn.asStateFlow()
-
-    private val _currentUser = MutableStateFlow<User?>(null)
-    val currentUser: StateFlow<User?> = _currentUser.asStateFlow()
-
-    init {
-        checkLoginStatus()
-    }
-
-    private fun checkLoginStatus() {
-        viewModelScope.launch {
-            val user = authRepository.getCurrentUser()
-            if (user != null) {
-                _currentUser.value = user
-                _isLoggedIn.value = true
-                _uiState.value = AuthUiState.LoggedIn(user)
-            } else {
-                _isLoggedIn.value = false
-                _uiState.value = AuthUiState.NotLoggedIn
-            }
-        }
-    }
-
-    fun login(username: String, password: String) {
-        if (username.isBlank() || password.isBlank()) {
-            _uiState.value = AuthUiState.Error("用户名和密码不能为空")
-            return
-        }
-
-        viewModelScope.launch {
-            _uiState.value = AuthUiState.Loading
-            val result = authRepository.login(username, password)
-            result.onSuccess { user ->
-                _currentUser.value = user
-                _isLoggedIn.value = true
-                _uiState.value = AuthUiState.LoggedIn(user)
-            }.onFailure { exception ->
-                _uiState.value = AuthUiState.Error(exception.message ?: "登录失败")
-            }
-        }
-    }
-
-    fun logout() {
-        viewModelScope.launch {
-            authRepository.logout()
-            _currentUser.value = null
-            _isLoggedIn.value = false
-            _uiState.value = AuthUiState.NotLoggedIn
-        }
-    }
-}
-
-sealed class AuthUiState {
-    object Initial : AuthUiState()
-    object Loading : AuthUiState()
-    object NotLoggedIn : AuthUiState()
-    data class LoggedIn(val user: User) : AuthUiState()
-    data class Error(val message: String) : AuthUiState()
-}

android/app/src/main/java/com/carmaintenance/ui/viewmodel/CustomerViewModel.kt

@@ -1,112 +0,0 @@
-package com.carmaintenance.ui.viewmodel
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
-import com.carmaintenance.data.model.Appointment
-import com.carmaintenance.data.model.ServiceOrder
-import com.carmaintenance.data.model.Vehicle
-import com.carmaintenance.data.repository.AppointmentRepository
-import com.carmaintenance.data.repository.OrderRepository
-import com.carmaintenance.data.repository.VehicleRepository
-import dagger.hilt.android.lifecycle.HiltViewModel
-import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.StateFlow
-import kotlinx.coroutines.flow.asStateFlow
-import kotlinx.coroutines.launch
-import javax.inject.Inject
-
-@HiltViewModel
-class CustomerViewModel @Inject constructor(
-    private val vehicleRepository: VehicleRepository,
-    private val orderRepository: OrderRepository,
-    private val appointmentRepository: AppointmentRepository
-) : ViewModel() {
-
-    // 车辆相关
-    private val _vehicles = MutableStateFlow<List<Vehicle>>(emptyList())
-    val vehicles: StateFlow<List<Vehicle>> = _vehicles.asStateFlow()
-
-    private val _isLoadingVehicles = MutableStateFlow(false)
-    val isLoadingVehicles: StateFlow<Boolean> = _isLoadingVehicles.asStateFlow()
-
-    // 工单相关
-    private val _orders = MutableStateFlow<List<ServiceOrder>>(emptyList())
-    val orders: StateFlow<List<ServiceOrder>> = _orders.asStateFlow()
-
-    private val _isLoadingOrders = MutableStateFlow(false)
-    val isLoadingOrders: StateFlow<Boolean> = _isLoadingOrders.asStateFlow()
-
-    // 预约相关
-    private val _appointments = MutableStateFlow<List<Appointment>>(emptyList())
-    val appointments: StateFlow<List<Appointment>> = _appointments.asStateFlow()
-
-    private val _isLoadingAppointments = MutableStateFlow(false)
-    val isLoadingAppointments: StateFlow<Boolean> = _isLoadingAppointments.asStateFlow()
-
-    private val _message = MutableStateFlow<String?>(null)
-    val message: StateFlow<String?> = _message.asStateFlow()
-
-    fun loadCustomerData(customerId: Int) {
-        loadVehicles(customerId)
-        loadOrders(customerId)
-        loadAppointments(customerId)
-    }
-
-    fun loadVehicles(customerId: Int) {
-        viewModelScope.launch {
-            _isLoadingVehicles.value = true
-            vehicleRepository.getCustomerVehicles(customerId)
-                .onSuccess { _vehicles.value = it }
-                .onFailure { _message.value = it.message }
-            _isLoadingVehicles.value = false
-        }
-    }
-
-    fun loadOrders(customerId: Int) {
-        viewModelScope.launch {
-            _isLoadingOrders.value = true
-            orderRepository.getCustomerOrders(customerId)
-                .onSuccess { _orders.value = it }
-                .onFailure { _message.value = it.message }
-            _isLoadingOrders.value = false
-        }
-    }
-
-    fun loadAppointments(customerId: Int) {
-        viewModelScope.launch {
-            _isLoadingAppointments.value = true
-            appointmentRepository.getCustomerAppointments(customerId)
-                .onSuccess { _appointments.value = it }
-                .onFailure { _message.value = it.message }
-            _isLoadingAppointments.value = false
-        }
-    }
-
-    fun createAppointment(appointment: Appointment) {
-        viewModelScope.launch {
-            appointmentRepository.createAppointment(appointment)
-                .onSuccess {
-                    _message.value = "预约创建成功"
-                    if (appointment.customerId > 0) {
-                        loadAppointments(appointment.customerId)
-                    }
-                }
-                .onFailure { _message.value = it.message ?: "预约创建失败" }
-        }
-    }
-
-    fun cancelAppointment(appointmentId: Int, customerId: Int) {
-        viewModelScope.launch {
-            appointmentRepository.cancelAppointment(appointmentId)
-                .onSuccess {
-                    _message.value = "预约已取消"
-                    loadAppointments(customerId)
-                }
-                .onFailure { _message.value = it.message ?: "取消预约失败" }
-        }
-    }
-
-    fun clearMessage() {
-        _message.value = null
-    }
-}

android/app/src/main/res/drawable/ic_launcher.xml

@@ -0,0 +1,4 @@
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <solid android:color="@color/purple_500" />
+    <corners android:radius="8dp" />
+</shape>

android/app/src/main/res/layout/activity_login.xml

@@ -0,0 +1,86 @@
+<?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="match_parent"
+    android:padding="24dp">
+
+    <TextView
+        android:id="@+id/title"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:text="Car Maintenance"
+        android:textSize="24sp"
+        android:textStyle="bold"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/usernameLayout"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        app:layout_constraintTop_toBottomOf="@id/title"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:id="@+id/usernameInput"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="@string/username"
+            android:inputType="text" />
+    </com.google.android.material.textfield.TextInputLayout>
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/passwordLayout"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        app:layout_constraintTop_toBottomOf="@id/usernameLayout"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:id="@+id/passwordInput"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="@string/password"
+            android:inputType="textPassword" />
+    </com.google.android.material.textfield.TextInputLayout>
+
+    <Button
+        android:id="@+id/loginButton"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:text="@string/login"
+        app:layout_constraintTop_toBottomOf="@id/passwordLayout"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <ProgressBar
+        android:id="@+id/loginProgress"
+        style="?android:attr/progressBarStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:visibility="gone"
+        app:layout_constraintTop_toBottomOf="@id/loginButton"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <TextView
+        android:id="@+id/loginError"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:textColor="@android:color/holo_red_dark"
+        android:visibility="gone"
+        app:layout_constraintTop_toBottomOf="@id/loginProgress"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

android/app/src/main/res/layout/activity_role_home.xml

@@ -0,0 +1,60 @@
+<?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="match_parent"
+    android:padding="24dp">
+
+    <TextView
+        android:id="@+id/welcomeTitle"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:text="Role Home"
+        android:textSize="22sp"
+        android:textStyle="bold"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <TextView
+        android:id="@+id/userInfo"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:textSize="16sp"
+        app:layout_constraintTop_toBottomOf="@id/welcomeTitle"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <Button
+        android:id="@+id/primaryAction"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:text="Primary Action"
+        app:layout_constraintTop_toBottomOf="@id/userInfo"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <Button
+        android:id="@+id/secondaryAction"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:text="Secondary Action"
+        app:layout_constraintTop_toBottomOf="@id/primaryAction"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <Button
+        android:id="@+id/logoutButton"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:text="@string/logout"
+        app:layout_constraintTop_toBottomOf="@id/secondaryAction"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,6 @@
+<resources>
+    <color name="purple_500">#6200EE</color>
+    <color name="purple_700">#3700B3</color>
+    <color name="teal_200">#03DAC5</color>
+    <color name="white">#FFFFFF</color>
+</resources>

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

@@ -1,3 +1,8 @@
 <resources>
-    <string name="app_name">车管家</string>
+    <string name="app_name">Car Maintenance</string>
+    <string name="login">Login</string>
+    <string name="username">Username</string>
+    <string name="password">Password</string>
+    <string name="role_home">Role Home</string>
+    <string name="logout">Logout</string>
 </resources>

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

@@ -1,4 +1,9 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-    <style name="Theme.CarMaintenance" parent="android:Theme.Material.Light.NoActionBar" />
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <style name="Theme.CarMaintenance" parent="Theme.MaterialComponents.DayNight.NoActionBar">
+        <item name="colorPrimary">@color/purple_500</item>
+        <item name="colorPrimaryVariant">@color/purple_700</item>
+        <item name="colorOnPrimary">@color/white</item>
+        <item name="colorSecondary">@color/teal_200</item>
+        <item name="colorOnSecondary">@color/white</item>
+    </style>
 </resources>

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

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

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

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<data-extraction-rules>
-    <cloud-backup>
-        <include domain="sharedpref" path="user_prefs.xml"/>
-    </cloud-backup>
-</data-extraction-rules>