init

.gitignore

@@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

.idea/.gitignore

@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml

.idea/compiler.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <bytecodeTargetLevel target="11" />
+  </component>
+</project>

.idea/gradle.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
+  <component name="GradleSettings">
+    <option name="linkedExternalProjectsSettings">
+      <GradleProjectSettings>
+        <option name="testRunner" value="GRADLE" />
+        <option name="distributionType" value="LOCAL" />
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="gradleJvm" value="jbr-11" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+            <option value="$PROJECT_DIR$/app" />
+          </set>
+        </option>
+        <option name="resolveExternalAnnotations" value="false" />
+      </GradleProjectSettings>
+    </option>
+  </component>
+</project>

.idea/misc.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="Android Studio default JDK" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/build/classes" />
+  </component>
+  <component name="ProjectType">
+    <option name="id" value="Android" />
+  </component>
+</project>

app/.gitignore

@@ -0,0 +1 @@
+/build

app/build.gradle

@@ -0,0 +1,45 @@
+plugins {
+    id 'com.android.application'
+}
+
+android {
+    namespace 'com.example.test'
+    compileSdk 33
+
+    defaultConfig {
+        applicationId "com.example.test"
+        minSdk 27
+        targetSdk 33
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+            debuggable true
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation 'com.github.gittjy:LoadingDialog:1.0.2'
+    implementation 'androidx.appcompat:appcompat:1.3.0'
+    implementation group: 'com.alibaba', name: 'fastjson', version: '1.2.12'
+    implementation "com.squareup.okhttp3:okhttp:4.2.2"
+    implementation 'com.google.android.material:material:1.5.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.3'
+    testImplementation 'junit:junit:4.13.2'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    implementation 'com.github.crazyandcoder:citypicker:6.0.2'
+    implementation 'com.github.zzz40500:android-shapeLoadingView:1.0.3.2'
+}

app/proguard-rules.pro

@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/example/test/ExampleInstrumentedTest.java

@@ -0,0 +1,26 @@
+package com.example.test;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("com.example.test", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+
+    <application
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme"
+        tools:targetApi="31">
+
+        <service
+            android:name=".service.MessageService"
+            android:exported="false" />
+
+        <activity
+            android:name=".activity.HomeActivity"
+            android:exported="false" />
+        <activity
+            android:name=".activity.RegisterActivity"
+            android:exported="false" />
+        <activity android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/example/test/MainActivity.java

@@ -0,0 +1,96 @@
+package com.example.test;
+
+
+import android.content.Intent;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+import android.os.Bundle;
+import android.os.Looper;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.Toast;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.example.test.activity.HomeActivity;
+import com.example.test.activity.RegisterActivity;
+import com.example.test.entity.User;
+import com.example.test.netrequest.UserOkHttp;
+import com.example.test.utils.Address;
+
+import java.io.IOException;
+
+public class MainActivity extends AppCompatActivity implements View.OnClickListener {
+    private Button registerButton, loginButton;
+    private EditText usernameText, paswdEdit;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.login);
+        init();
+    }
+
+
+    @Override
+    public void onClick(View view) {
+        switch (view.getId()){
+            case R.id.register:
+                Intent intent = new Intent(this, RegisterActivity.class);
+                startActivity(intent);
+                break;
+            case R.id.login:
+                Thread thread = new Thread(login);
+                thread.start();
+
+
+
+        }
+    }
+
+
+
+    public void init(){
+        registerButton = findViewById(R.id.register);
+        registerButton.setOnClickListener(this);
+        loginButton = findViewById(R.id.login);
+        loginButton.setOnClickListener(this);
+        usernameText = findViewById(R.id.username);
+        paswdEdit = findViewById(R.id.password);
+    }
+
+
+    Runnable login = new Runnable() {
+        @Override
+        public void run() {
+            String name = usernameText.getText().toString();
+            String pass = paswdEdit.getText().toString();
+            UserOkHttp userOkHttp = new UserOkHttp();
+            User u = new User();
+            u.setUsername(name);
+            u.setPassword(pass);
+            try {
+                User result = userOkHttp.login(u);
+                if(result!=null){
+                    Intent intent = new Intent(MainActivity.this, HomeActivity.class);
+                    Bundle bundle = new Bundle();
+                    bundle.putString("username",result.getUsername());
+                    bundle.putString("password",result.getPassword());
+                    bundle.putString("sex",result.getSex());
+                    bundle.putString("city",result.getCity());
+                    bundle.putInt("id",result.getId());
+                    intent.putExtras(bundle);
+                    startActivity(intent);
+                }else{
+                    Looper.prepare();
+                    Toast.makeText(MainActivity.this,"用户名或密码错误",Toast.LENGTH_SHORT).show();
+                    Looper.loop();
+                }
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+
+        }
+    };
+}

app/src/main/java/com/example/test/activity/HomeActivity.java

@@ -0,0 +1,306 @@
+package com.example.test.activity;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentManager;
+import androidx.fragment.app.FragmentTransaction;
+
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Message;
+import android.util.Log;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.GridView;
+import android.widget.Toast;
+
+import com.example.test.R;
+import com.example.test.adapter.HomeNavigationBottomAdapter;
+import com.example.test.entity.Cart;
+import com.example.test.entity.Product;
+import com.example.test.entity.ProductKind;
+import com.example.test.entity.ProductKindStorage;
+import com.example.test.entity.ProductStorage;
+import com.example.test.fragment.NavigationCartFragment;
+import com.example.test.fragment.NavigationGoodFragment;
+import com.example.test.fragment.NavigationHomeFragment;
+import com.example.test.fragment.NavigationLoadingFragment;
+import com.example.test.fragment.NavigationPersonFragment;
+import com.example.test.netrequest.CartOkHttp;
+import com.example.test.netrequest.ProductOkHttp;
+import com.example.test.service.MessageService;
+import java.io.IOException;
+import java.util.List;
+import java.util.Map;
+
+public class HomeActivity extends AppCompatActivity {
+    public static final int Home = 1;
+    public static final int Good = 2;
+    public static final int Cart = 3;
+    public static final int Person = 4;
+    public static final int Navigation = 5;
+    public static final int InsertProductToCart = 6;
+    public static final int LoadingData = 7;
+    public static final int UpdateCart = 7;
+    private int selectedProductId;
+    private ProductKindStorage productKindStorage = new ProductKindStorage();
+    private ProductStorage hotProductStorage = new ProductStorage();
+    private NavigationHomeFragment homeFragment = new NavigationHomeFragment();
+    private NavigationGoodFragment goodFragment = new NavigationGoodFragment();
+    private NavigationLoadingFragment loadingFragment = new NavigationLoadingFragment();
+    private NavigationCartFragment cartFragment = new NavigationCartFragment();
+    private NavigationPersonFragment personFragment = new NavigationPersonFragment();
+    private int sectionImgs[] = {R.drawable.section_home,R.drawable.section_good,
+            R.drawable.section_cart,R.drawable.section_mine};
+    private String sectionNames[] ={"首页","商品","购物车","我"};
+    public FragmentManager getManager() {
+        return manager;
+    }
+    public FragmentManager manager = getSupportFragmentManager();
+    private Bundle extras;
+    public Handler getHandler() {
+        return handler;
+    }
+    public Bundle getBundle(){
+        return extras;
+    }
+
+    public ProductKindStorage getProductKindStorage() {
+        return productKindStorage;
+    }
+    public ProductStorage getHotProductStorage() {
+        return hotProductStorage;
+    }
+    private Handler handler = new Handler(new Handler.Callback() {
+        @Override
+        public boolean handleMessage(@NonNull Message message) {
+            switch (message.what){
+                case Good:
+                    changeFragment(goodFragment);
+                    return true;
+
+                case Cart:
+                    changeFragment(new NavigationCartFragment());
+                    return true;
+
+                case Navigation:
+                    initNavigation();
+                    changeFragment(homeFragment);
+                    return true;
+
+                case InsertProductToCart:
+//                    添加商品进购物车
+                    Map<String,Object> map = (Map<String, Object>) message.obj;
+                    selectedProductId = (Integer) map.get("productId");
+                    new Thread(insertProduct).start();
+                    return true;
+
+                case LoadingData:
+                    new Thread(getCart).start();
+                    return true;
+            }
+            return false;
+        }
+    });
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.navigation);
+        Intent service = new Intent(HomeActivity.this, MessageService.class);
+        startService(service);
+        //获取登陆所携带的用户信息
+        Intent intent = getIntent();
+        extras = intent.getExtras();
+        initData();
+//        在initData中默认加载homeFragment
+
+    }
+
+    public void initData() {
+        //获取商品类别
+        new Thread(getProductKind).start();
+//        获取热门商品
+        new Thread(getHotProduct).start();
+
+    }
+
+
+    public void changeFragment(Fragment fragment){
+        FragmentTransaction transaction = manager.beginTransaction();
+        transaction.replace(R.id.navigation_section,fragment);
+        transaction.commit();
+    }
+
+    //初始化底端导航栏
+    protected void initNavigation(){
+
+        GridView navigation = (GridView)findViewById(R.id.home_navigation_bottom_gridview);
+        HomeNavigationBottomAdapter navigationAdapter = new HomeNavigationBottomAdapter(sectionImgs,sectionNames,this);
+        navigation.setAdapter(navigationAdapter);
+        navigation.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+                switch (position){
+                    case 0:
+                        changeFragment(homeFragment);
+                        break;
+                    case 1:
+                        changeFragment(goodFragment);
+                        break;
+                    case 2:
+                        changeFragment(loadingFragment);
+                        break;
+                    case 3:
+                        changeFragment(personFragment);
+                        break;
+                }
+            }
+        });
+    }
+
+    //获取产品种类
+    Runnable getProductKind = new Runnable() {
+        @Override
+        public void run() {
+            ProductOkHttp http = new ProductOkHttp();
+            try {
+                List<ProductKind> productKinds = http.getProductKind();
+                if(productKinds!=null){
+                    for (ProductKind p : productKinds) {
+                        productKindStorage.getNames().add(p.getName());
+                        productKindStorage.getBitmaps().add(http.getImg(p.getImgUrl()));
+                    }
+                }else
+                {
+                    Looper.prepare();
+                    Toast.makeText(HomeActivity.this,"商品种类获取失败",Toast.LENGTH_SHORT).show();
+                    Looper.loop();
+                }
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    };
+
+
+    Runnable getHotProduct = new Runnable() {
+        @Override
+        public void run() {
+            ProductOkHttp productOkHttp = new ProductOkHttp();
+            try {
+                List<Product> products = productOkHttp.getHotProduct();
+                if(products != null){
+                    for (Product product : products) {
+                        hotProductStorage.getIds().add(product.getId());
+                        hotProductStorage.getNames().add(product.getName());
+                        hotProductStorage.getBitmaps().add(productOkHttp.getImg(product.getImgUrl()));
+                        hotProductStorage.getPrices().add(product.getPrice());
+                        hotProductStorage.getDescriptions().add(product.getDescription());
+                        hotProductStorage.getTags().add(product.getTag());
+                        hotProductStorage.getKinds().add(product.getKind());
+                    }
+                    Message message = new Message();
+                    message.what = Navigation;
+                    handler.sendMessage(message);
+                }else {
+                    Looper.prepare();
+                    Toast.makeText(HomeActivity.this,"商品获取失败",Toast.LENGTH_SHORT).show();
+                    Looper.loop();
+                }
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+
+
+        }
+    };
+
+
+    Runnable getCart = new Runnable() {
+        @Override
+        public void run() {
+            CartOkHttp cartOkHttp = new CartOkHttp();
+            ProductOkHttp productOkHttp = new ProductOkHttp();
+            try {
+                int userId = (int) extras.get("id");
+                List<Cart> carts = cartOkHttp.selectByUserId(userId);
+                if(carts.size()!=0){
+                    cartFragment.clearLists();
+                    List<Integer> ids = NavigationCartFragment.productIds;
+                    List<String> names = NavigationCartFragment.names;
+                    List<Bitmap> bitmaps = NavigationCartFragment.bitmaps;
+                    List<Double> prices = NavigationCartFragment.prices;
+                    List<Integer> nums = NavigationCartFragment.nums;
+                    for (com.example.test.entity.Cart cart : carts) {
+                        Integer productId = cart.getProductId();
+                        Product product = productOkHttp.getProductById(productId);
+                        ids.add(product.getId());
+                        names.add(product.getName());
+                        bitmaps.add(productOkHttp.getImg(product.getImgUrl()));
+                        prices.add(product.getPrice());
+                        nums.add(cart.getNum());
+                    }
+                    Message message = new Message();
+                    message.what = Cart;
+                    handler.sendMessage(message);
+                }
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    };
+
+    Runnable insertProduct = new Runnable() {
+        @Override
+        public void run() {
+            Cart c = new Cart(extras.getInt("id"),selectedProductId,1);
+            CartOkHttp okHttp = new CartOkHttp();
+//            是否包含该商品
+            int postion = containProduct(selectedProductId);
+//            包含就加1
+            if(postion!=-1){
+                try {
+                    int num = NavigationCartFragment.nums.get(postion);
+                    c.setNum(num+1);
+                    boolean updateResult = okHttp.updateCart(c);
+                    if(!updateResult){
+                        Looper.prepare();
+                        Toast.makeText(HomeActivity.this,"添加失败",Toast.LENGTH_SHORT).show();
+                        Looper.loop();
+                    }
+                } catch (IOException e) {
+                    throw new RuntimeException(e);
+                }
+            }else{  //不包含新增
+                try {
+                    boolean insertResult = okHttp.insertCart(c);
+                    if(!insertResult){
+                        Looper.prepare();
+                        Toast.makeText(HomeActivity.this,"添加失败",Toast.LENGTH_SHORT).show();
+                        Looper.loop();
+                    }
+                } catch (IOException e) {
+                    throw new RuntimeException(e);
+                }
+            }
+        }
+    };
+
+    public int containProduct(int id){
+        int positon = 0;
+        List<Integer> ids = NavigationCartFragment.productIds;
+        for (Integer integer : ids) {
+            if(id==integer){
+                return positon;
+            }
+            positon++;
+        }
+        return -1;
+    }
+}

app/src/main/java/com/example/test/activity/RegisterActivity.java

@@ -0,0 +1,184 @@
+package com.example.test.activity;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.content.ContentValues;
+import android.content.Intent;
+import android.database.sqlite.SQLiteDatabase;
+import android.os.Bundle;
+import android.os.Looper;
+import android.util.Log;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.RadioGroup;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.example.test.MainActivity;
+import com.example.test.R;
+import com.example.test.entity.User;
+import com.example.test.netrequest.UserOkHttp;
+import com.lljjcoder.Interface.OnCityItemClickListener;
+import com.lljjcoder.bean.CityBean;
+import com.lljjcoder.bean.DistrictBean;
+import com.lljjcoder.bean.ProvinceBean;
+import com.lljjcoder.citywheel.CityConfig;
+import com.lljjcoder.style.citypickerview.CityPickerView;
+
+import java.io.IOException;
+
+public class RegisterActivity extends AppCompatActivity implements View.OnClickListener, RadioGroup.OnCheckedChangeListener {
+    private EditText userEdit;
+    private EditText passEdit;
+    private EditText paEdit;
+    private RadioGroup sexBut;
+    private TextView adressText;
+    private String sex ="男";
+    private Button regBut;
+    CityPickerView citypv;
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.register);
+        init();
+    }
+
+    public void init(){
+        citypv = new CityPickerView();
+        citypv.init(this);
+        initConfig();
+        citypv.setOnCityItemClickListener(new OnCityItemClickListener() {
+            @Override
+            public void onSelected(ProvinceBean province, CityBean city, DistrictBean district) {
+                String pro = province.getName();
+                String ci = city.getName();
+                String dis = district.getName();
+                adressText.setText(String.format("%s %s %s",pro,ci,dis));
+            }
+
+            @Override
+            public void onCancel() {
+            }
+        });
+        userEdit = findViewById(R.id.reg_username);
+        passEdit = findViewById(R.id.reg_password);
+        paEdit = findViewById(R.id.reg_apassword);
+        adressText = findViewById(R.id.reg_adress);
+        adressText.setOnClickListener(this);
+        sexBut = findViewById(R.id.reg_sex);
+        sexBut.setOnCheckedChangeListener(this);
+        regBut = findViewById(R.id.reg_register);
+        regBut.setOnClickListener(this);
+    }
+
+    private void initConfig() {
+        CityConfig cityConfig = new CityConfig.Builder()
+                .title("选择城市")//标题
+                .titleTextSize(18)//标题文字大小
+                .titleTextColor("#585858")//标题文字颜  色
+                .titleBackgroundColor("#E9E9E9")//标题栏背景色
+                .confirTextColor("#585858")//确认按钮文字颜色
+                .confirmText("ok")//确认按钮文字
+                .confirmTextSize(16)//确认按钮文字大小
+                .cancelTextColor("#585858")//取消按钮文字颜色
+                .cancelText("cancel")//取消按钮文字
+                .cancelTextSize(16)//取消按钮文字大小
+                .setCityWheelType(CityConfig.WheelType.PRO_CITY_DIS)//显示类，只显示省份一级，显示省市两级还是显示省市区三级
+                .showBackground(true)//是否显示半透明背景
+                .visibleItemsCount(7)//显示item的数量
+                .province("浙江省")//默认显示的省份
+                .city("杭州市")//默认显示省份下面的城市
+                .district("滨江区")//默认显示省市下面的区县数据
+                .provinceCyclic(true)//省份滚轮是否可以循环滚动
+                .cityCyclic(true)//城市滚轮是否可以循环滚动
+                .districtCyclic(true)//区县滚轮是否循环滚动
+                .drawShadows(false)//滚轮不显示模糊效果
+                .setLineColor("#03a9f4")//中间横线的颜色
+                .setLineHeigh(5)//中间横线的高度
+                .setShowGAT(true)//是否显示港澳台数据，默认不显示
+                .build();
+        citypv.setConfig(cityConfig);
+    }
+
+
+
+
+    @Override
+    public void onClick(View view) {
+        switch (view.getId()){
+            case R.id.reg_adress:
+                citypv.showCityPicker();
+                break;
+            case R.id.reg_register:
+                Thread thread = new Thread(register);
+                thread.start();
+                break;
+        }
+    }
+
+
+
+
+
+    @Override
+    public void onCheckedChanged(RadioGroup group, int checkedId) {
+        //根据用户选择来改变sex的值
+        sex = R.id.reg_male==checkedId?"男":"女";
+    }
+
+
+    Runnable register = new Runnable() {
+        @Override
+        public void run() {
+            Intent intent = new Intent(RegisterActivity.this, MainActivity.class);
+            String username = userEdit.getText().toString();
+            String password = passEdit.getText().toString();
+            String apassword = paEdit.getText().toString();
+            String adress = adressText.getText().toString();
+            if(password.equals(apassword)){
+                if(username.isEmpty()||password.isEmpty()){
+                    Looper.prepare();
+                    Toast.makeText(RegisterActivity.this,"用户名或密码为空",Toast.LENGTH_SHORT).show();
+                    Looper.loop();
+                }else {
+                    if(adress.equals("")||adress.equals("地址选择")) {
+                        Looper.prepare();
+                        Toast.makeText(RegisterActivity.this, "未选择地址", Toast.LENGTH_SHORT).show();
+                        Looper.loop();
+                    }
+                    else{
+                        User u = new User(username,password,sex,adress);
+                        UserOkHttp http = new UserOkHttp();
+                        try {
+                            boolean selectResult = http.selectUser(username);
+                            if(!selectResult){
+                                Looper.prepare();
+                                Toast.makeText(RegisterActivity.this, "用户名已存在", Toast.LENGTH_SHORT).show();
+                                Looper.loop();
+                                return;
+                            }
+                            boolean register = http.register(u);
+                            if(register)
+                            {
+                                startActivity(intent);
+                            }else{
+                                Looper.prepare();
+                                Toast.makeText(RegisterActivity.this, "注册失败", Toast.LENGTH_SHORT).show();
+                                Looper.loop();
+                            }
+                        } catch (IOException e) {
+                            throw new RuntimeException(e);
+                        }
+                    }
+                }
+            }
+            else {
+                Looper.prepare();
+                Toast.makeText(RegisterActivity.this,"两次密码不一致",Toast.LENGTH_SHORT).show();
+                Looper.loop();
+            }
+        }
+    };
+
+}

app/src/main/java/com/example/test/adapter/CartAdapter.java

@@ -0,0 +1,177 @@
+package com.example.test.adapter;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Message;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+import com.example.test.entity.Cart;
+import com.example.test.fragment.NavigationCartFragment;
+import com.example.test.netrequest.CartOkHttp;
+import com.example.test.utils.LoadingDialog;
+
+import java.io.IOException;
+import java.io.PipedReader;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.PrimitiveIterator;
+
+public class CartAdapter extends BaseAdapter {
+    private List<Bitmap> bitmaps;
+    private List<String> names;
+    private List<Double> prices;
+    private List<Integer> nums;
+    private List<Integer> productIds;
+    private Context context;
+    private Handler handler;
+    private int userId;
+    public int selectedNum;
+    public int selectedProductId;
+    private viewHolder holder;
+    private List<Integer> status = new ArrayList<>();
+
+
+    public CartAdapter(List<Bitmap> bitmaps, List<String> names, List<Double> prices, List<Integer> nums , List<Integer> productIds, Handler handler,int userId , Context context) {
+        this.bitmaps = bitmaps;
+        this.names = names;
+        this.prices = prices;
+        this.nums = nums;
+        this.context = context;
+        this.userId = userId;
+        this.productIds = productIds;
+        this.handler = handler;
+    }
+
+    public CartAdapter(Context context) {
+        this.context = context;
+    }
+
+    @Override
+    public int getCount() {
+        return bitmaps.size();
+    }
+
+    @Override
+    public Object getItem(int i) {
+        List<Object> list = new ArrayList<>();
+        list.add(bitmaps.get(i));
+        list.add(names.get(i));
+        list.add(prices.get(i));
+        list.add(nums.get(i));
+        return list;
+    }
+
+    @Override
+    public long getItemId(int i) {
+        return i;
+    }
+
+    @Override
+    public View getView(int i, View convertView, ViewGroup viewGroup) {
+        if(convertView==null){
+            holder = new viewHolder();
+            convertView = LayoutInflater.from(context).inflate(R.layout.cart_listview_item,null);
+            holder.ivImg = convertView.findViewById(R.id.cart_good_img);
+            holder.tvName = convertView.findViewById(R.id.cart_good_name);
+            holder.tvPrice = convertView.findViewById(R.id.cart_good_price);
+            holder.tvNum = convertView.findViewById(R.id.cart_good_num);
+            holder.ibAdd = convertView.findViewById(R.id.cart_good_add);
+            holder.ibSub = convertView.findViewById(R.id.cart_good_minus);
+            holder.cbChecked = convertView.findViewById(R.id.cart_checked);
+            convertView.setTag(holder);
+        }else {
+            holder = (viewHolder) convertView.getTag();
+        }
+
+        holder.ivImg.setImageBitmap(bitmaps.get(i));
+        holder.tvName.setText(names.get(i));
+        holder.tvPrice.setText(prices.get(i)+"");
+        holder.tvNum.setText(nums.get(i)+"");
+        holder.ibAdd.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                //计算点击之后的数量
+                selectedNum = nums.get(i)+1;
+                selectedProductId = productIds.get(i);
+                new Thread(updateCart).start();
+            }
+        });
+
+        holder.ibSub.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                //计算点击之后的数量
+                selectedNum = nums.get(i)-1;
+                selectedProductId = productIds.get(i);
+                new Thread(updateCart).start();
+            }
+        });
+
+        holder.cbChecked.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
+                if(b){
+                    NavigationCartFragment.checkedProductIds.add(productIds.get(i));
+                }else{
+                    NavigationCartFragment.checkedProductIds.remove(productIds.get(i));
+                }
+                Message message = new Message();
+                message.what = NavigationCartFragment.updatePrice;
+                handler.sendMessage(message);
+
+            }
+        });
+
+        return convertView;
+    }
+    static class viewHolder{
+        ImageView ivImg;
+        TextView tvName;
+        TextView tvPrice;
+        TextView tvNum;
+        ImageButton ibAdd;
+        ImageButton ibSub;
+        CheckBox cbChecked;
+
+    }
+
+    Runnable updateCart = new Runnable() {
+        @Override
+        public void run() {
+            Looper.prepare();
+            LoadingDialog dialog = new LoadingDialog.Builder(context, "加载中").create();
+            dialog.show();
+            CartOkHttp cartOkHttp = new CartOkHttp();
+            Cart cart = new Cart(userId, selectedProductId, selectedNum);
+            try {
+                boolean updateResult = cartOkHttp.updateCart(cart);
+                dialog.dismiss();
+                if(!updateResult){
+                    Toast.makeText(context,"更新失败",Toast.LENGTH_SHORT).show();
+                    Looper.loop();
+                }else{
+                    holder.tvNum.setText(selectedNum+"");
+                    Message message = new Message();
+                    message.what = NavigationCartFragment.updateCart;
+                    handler.sendMessage(message);
+                }
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    };
+}

app/src/main/java/com/example/test/adapter/CartDetailAdapter.java

@@ -0,0 +1,63 @@
+package com.example.test.adapter;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.os.Message;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.CheckBox;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class CartDetailAdapter extends BaseAdapter {
+    private Context context;
+    private List<Bitmap> bitmaps;
+    private viewHolder holder;
+
+    public CartDetailAdapter(Context context, List<Bitmap> bitmaps) {
+        this.context = context;
+        this.bitmaps = bitmaps;
+    }
+
+    @Override
+    public int getCount() {
+        return bitmaps.size();
+    }
+
+    @Override
+    public Object getItem(int i) {
+        return bitmaps.get(i);
+    }
+
+    @Override
+    public long getItemId(int i) {
+        return i;
+    }
+
+    @Override
+    public View getView(int i, View convertView, ViewGroup viewGroup) {
+        if(convertView==null){
+            holder = new viewHolder();
+            convertView = LayoutInflater.from(context).inflate(R.layout.cart_detail_item,null);
+            holder.ivImg = convertView.findViewById(R.id.cart_detail_gridview_img);
+            convertView.setTag(holder);
+        }else {
+            holder = (viewHolder) convertView.getTag();
+        }
+        holder.ivImg.setImageBitmap(bitmaps.get(i));
+        return convertView;
+    }
+    static class viewHolder{
+        private ImageView ivImg;
+    }
+}

app/src/main/java/com/example/test/adapter/GoodItemAdapter.java

@@ -0,0 +1,117 @@
+package com.example.test.adapter;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.icu.text.DateFormat;
+import android.os.Handler;
+import android.os.Message;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+import com.example.test.entity.ProductStorage;
+
+import java.io.PipedReader;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class GoodItemAdapter extends BaseAdapter {
+    private List<Integer> ids;
+    private List<String> names;
+    private List<Bitmap> bitmaps;
+    private List<Double> prices;
+    private List<String> descriptions;
+    private List<String> tags;
+    private List<String> kinds;
+    private Context context;
+    private viewHolder holder;
+    private Handler handler;
+
+
+    public GoodItemAdapter(ProductStorage productStorage, Handler handler,Context context) {
+        this.ids = productStorage.getIds();
+        this.names = productStorage.getNames();
+        this.bitmaps = productStorage.getBitmaps();
+        this.prices = productStorage.getPrices();
+        this.descriptions = productStorage.getDescriptions();
+        this.tags = productStorage.getTags();
+        this.kinds = productStorage.getKinds();
+        this.context = context;
+        this.handler = handler;
+    }
+
+    @Override
+    public int getCount() {
+        return ids.size();
+    }
+
+    @Override
+    public Object getItem(int i) {
+        List<Object> list = new ArrayList();
+        list.add(ids.get(i));
+        list.add(names.get(i));
+        list.add(bitmaps.get(i));
+        list.add(prices.get(i));
+        list.add(descriptions.get(i));
+        list.add(tags.get(i));
+        list.add(kinds.get(i));
+        return list;
+    }
+
+    @Override
+    public long getItemId(int i) {
+        return i;
+    }
+
+    @Override
+    public View getView(int i, View convertView, ViewGroup viewGroup) {
+        if(convertView==null){
+            holder = new viewHolder();
+            convertView = LayoutInflater.from(context).inflate(R.layout.good_item_listview_item,null);
+            holder.ivImg = convertView.findViewById(R.id.good_item_listview_img);
+            holder.tvName = convertView.findViewById(R.id.good_item_listview_name);
+            holder.tvDescription = convertView.findViewById(R.id.good_item_listview_description);
+            holder.tvTag = convertView.findViewById(R.id.good_item_listview_tag);
+            holder.tvPrice = convertView.findViewById(R.id.good_item_listview_price);
+            holder.ivCart = convertView.findViewById(R.id.good_item_listview_cart);
+            holder.ivCart.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View view) {
+                    Map<String,Object> map = new HashMap();
+                    map.put("productId",ids.get(i));
+                    Message message = new Message();
+                    message.what = HomeActivity.InsertProductToCart;
+                    message.obj = map;
+                    handler.sendMessage(message);
+
+                }
+            });
+            convertView.setTag(holder);
+        }else {
+            holder = (viewHolder) convertView.getTag();
+        }
+        holder.ivImg.setImageBitmap(bitmaps.get(i));
+        holder.tvName.setText(names.get(i));
+        holder.tvDescription.setText(descriptions.get(i));
+        holder.tvTag.setText(tags.get(i));
+        holder.tvPrice.setText("￥"+prices.get(i)+"");
+        return convertView;
+    }
+
+    static class viewHolder{
+        ImageView ivImg;
+        TextView tvName;
+        TextView tvDescription;
+        TextView tvTag;
+        TextView tvPrice;
+        ImageView ivCart;
+    }
+}

app/src/main/java/com/example/test/adapter/GoodKindAdapter.java

@@ -0,0 +1,61 @@
+package com.example.test.adapter;
+
+import android.content.Context;
+import android.graphics.Color;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.TextView;
+
+import com.example.test.R;
+
+import java.util.List;
+
+public class GoodKindAdapter extends BaseAdapter {
+    private Context context;
+    private List<String> kinds;
+    private viewHolder holder;
+    private int selected =0;
+
+    public GoodKindAdapter(Context context, List<String> kinds) {
+        this.context = context;
+        this.kinds = kinds;
+    }
+
+    @Override
+    public int getCount() {
+        return kinds.size();
+    }
+
+    @Override
+    public Object getItem(int i) {
+        return kinds.get(i);
+    }
+
+    @Override
+    public long getItemId(int i) {
+        return i;
+    }
+
+    @Override
+    public View getView(int i, View view, ViewGroup viewGroup) {
+        if(view==null){
+            view = LayoutInflater.from(context).inflate(R.layout.good_kind_listview_item,null);
+            if(i==selected){
+                view.setBackgroundColor(Color.rgb(192,192,192));
+            }
+            holder = new viewHolder();
+            holder.tvKind = view.findViewById(R.id.good_kind_listview_kind);
+            view.setTag(holder);
+        }else {
+            holder = (viewHolder) view.getTag();
+        }
+        holder.tvKind.setText(kinds.get(i));
+        return view;
+    }
+
+    static class viewHolder{
+        TextView tvKind;
+    }
+}

app/src/main/java/com/example/test/adapter/HomeNavigationBottomAdapter.java

@@ -0,0 +1,66 @@
+package com.example.test.adapter;
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.example.test.R;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class HomeNavigationBottomAdapter extends BaseAdapter {
+    private int imgs[];
+    private String names[];
+    private Context context;
+
+    public HomeNavigationBottomAdapter(int[] imgs, String[] names, Context context) {
+        this.imgs = imgs;
+        this.names = names;
+        this.context = context;
+    }
+
+    @Override
+    public int getCount() {
+        return imgs.length;
+    }
+
+    @Override
+    public Object getItem(int position) {
+        Map<String, Object> section = new HashMap<>();
+        section.put("img",imgs[position]);
+        section.put("name",names[position]);
+        return section;
+    }
+
+    @Override
+    public long getItemId(int position) {
+        return position;
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+        viewHolder holder;
+        if(convertView==null){
+            holder = new viewHolder();
+            convertView = LayoutInflater.from(context).inflate(R.layout.home_navigation_bottom_item,null);
+            holder.ivImg = convertView.findViewById(R.id.home_navigation_bottom_img);
+            holder.tvName = convertView.findViewById(R.id.home_navigation_bottom_name);
+            convertView.setTag(holder);
+        }else {
+            holder = (viewHolder) convertView.getTag();
+        }
+        holder.ivImg.setImageResource(imgs[position]);
+        holder.tvName.setText(names[position]);
+        return convertView;
+    }
+
+    static class viewHolder{
+        ImageView ivImg;
+        TextView tvName;
+    }
+}

app/src/main/java/com/example/test/adapter/HomeProductAdapter.java

@@ -0,0 +1,97 @@
+package com.example.test.adapter;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.os.Handler;
+import android.os.Message;
+import android.telephony.SmsManager;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class HomeProductAdapter extends BaseAdapter {
+    private List<String> names;
+    private List<Double> prices;
+    private List<Bitmap> bitmaps;
+    private List<Integer> ids;
+    private Context context;
+    private Handler handler;
+
+
+    public HomeProductAdapter(List<Bitmap> bitmaps, List<String> names, List<Double> prices, List<Integer> ids, Context context, Handler handler) {
+        this.bitmaps = bitmaps;
+        this.names = names;
+        this.prices = prices;
+        this.ids = ids;
+        this.context = context;
+        this.handler = handler;
+    }
+
+    @Override
+    public int getCount() {
+        return names.size();
+    }
+
+    @Override
+    public Object getItem(int position) {
+        Map<String, Object> fruit = new HashMap<>();
+        fruit.put("bitmap",bitmaps.get(position));
+        fruit.put("name",names.get(position));
+        fruit.put("price",prices.get(position));
+        return fruit;
+    }
+
+    @Override
+    public long getItemId(int position) {
+        return position;
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+        viewHolder holder;
+        if(convertView==null){
+            holder = new viewHolder();
+            convertView = LayoutInflater.from(context).inflate(R.layout.home_goods_fruit_item,null);
+            holder.ivImg = convertView.findViewById(R.id.home_goods_fruit_img);
+            holder.tvName = convertView.findViewById(R.id.home_goods_fruit_name);
+            holder.tvPrice = convertView.findViewById(R.id.home_goods_fruit_price);
+            holder.ivCart = convertView.findViewById(R.id.navigation_cart);
+            holder.ivCart.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View view) {
+                    Map<String, Object> cartItem = new HashMap<>();
+                    cartItem.put("productId",ids.get(position));
+                    Message message = new Message();
+                    message.what = HomeActivity.InsertProductToCart;
+                    message.obj = cartItem;
+                    handler.sendMessage(message);
+                }
+            });
+            convertView.setTag(holder);
+        }else {
+            holder = (viewHolder) convertView.getTag();
+        }
+        holder.ivImg.setImageBitmap(bitmaps.get(position));
+        holder.tvName.setText(names.get(position));
+        holder.tvPrice.setText("￥"+prices.get(position)+"");
+        return convertView;
+    }
+    static class viewHolder{
+        ImageView ivImg;
+        TextView tvName;
+        TextView tvPrice;
+        ImageView ivCart;
+    }
+}

app/src/main/java/com/example/test/adapter/HomeProductKindAdapter.java

@@ -0,0 +1,55 @@
+package com.example.test.adapter;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.example.test.R;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class HomeProductKindAdapter extends BaseAdapter {
+    private List<String> names;
+    private List<Bitmap> bitmaps;
+    private Context context;
+
+
+    public HomeProductKindAdapter(List<Bitmap>bitmaps,List<String> names, Context context) {
+        this.bitmaps = bitmaps;
+        this.names = names;
+        this.context = context;
+    }
+    @Override
+    public int getCount() {
+        return names.size();
+    }
+
+    @Override
+    public Object getItem(int i) {
+        List<Object> fruit = new ArrayList<>();
+        fruit.add(bitmaps.get(i));
+        fruit.add(names.get(i));
+        return fruit;
+    }
+
+    @Override
+    public long getItemId(int i) {
+        return i;
+    }
+
+    @Override
+    public View getView(int i, View ConvertView, ViewGroup viewGroup) {
+        View view = LayoutInflater.from(context).inflate(R.layout.home_fruit_kind_item,null);
+        ImageView img = view.findViewById(R.id.home_fruit_kind_img);
+        TextView name = view.findViewById(R.id.home_fruit_kind_name);
+        img.setImageBitmap(bitmaps.get(i));
+        name.setText(names.get(i));
+        return view;
+    }
+}

app/src/main/java/com/example/test/entity/Cart.java

@@ -0,0 +1,50 @@
+package com.example.test.entity;
+
+public class Cart {
+    private Integer id;
+    private Integer userId;
+    private Integer productId;
+    private Integer num;
+
+    public Cart(Integer userId, Integer productId, Integer num) {
+        this.id = id;
+        this.userId = userId;
+        this.productId = productId;
+        this.num = num;
+    }
+
+    public Cart() {
+    }
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public Integer getUserId() {
+        return userId;
+    }
+
+    public void setUserId(Integer userId) {
+        this.userId = userId;
+    }
+
+    public Integer getProductId() {
+        return productId;
+    }
+
+    public void setProductId(Integer productId) {
+        this.productId = productId;
+    }
+
+    public Integer getNum() {
+        return num;
+    }
+
+    public void setNum(Integer num) {
+        this.num = num;
+    }
+}

app/src/main/java/com/example/test/entity/Message.java

@@ -0,0 +1,52 @@
+package com.example.test.entity;
+
+import java.sql.Timestamp;
+
+public class Message {
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+
+    public Timestamp getSendTime() {
+        return sendTime;
+    }
+
+    public void setSendTime(Timestamp sendTime) {
+        this.sendTime = sendTime;
+    }
+
+    public String getUsed() {
+        return used;
+    }
+
+    public void setUsed(String used) {
+        this.used = used;
+    }
+
+    private Integer id;
+    private String content;
+    private Timestamp sendTime;
+    private String used;
+
+    @Override
+    public String toString() {
+        return "OrangeMessage{" +
+                "id=" + id +
+                ", content='" + content + '\'' +
+                ", sendTime=" + sendTime +
+                ", used='" + used + '\'' +
+                '}';
+    }
+}

app/src/main/java/com/example/test/entity/Product.java

@@ -0,0 +1,78 @@
+package com.example.test.entity;
+
+public class Product {
+    private int id;
+    private String name;
+    private double price;
+    private String description;
+    private String tag;
+    private String imgUrl;
+    private String kind;
+
+    public String getKind() {
+        return kind;
+    }
+
+    public void setKind(String kind) {
+        this.kind = kind;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public String getTag() {
+        return tag;
+    }
+
+    public void setTag(String tag) {
+        this.tag = tag;
+    }
+
+
+    public Product() {
+    }
+
+    public Product(int id, String name, double price, String imgUrl) {
+        this.id = id;
+        this.name = name;
+        this.price = price;
+        this.imgUrl = imgUrl;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public double getPrice() {
+        return price;
+    }
+
+    public void setPrice(double price) {
+        this.price = price;
+    }
+
+    public String getImgUrl() {
+        return imgUrl;
+    }
+
+    public void setImgUrl(String imgUrl) {
+        this.imgUrl = imgUrl;
+    }
+}

app/src/main/java/com/example/test/entity/ProductKind.java

@@ -0,0 +1,42 @@
+package com.example.test.entity;
+
+import java.sql.Timestamp;
+
+public class ProductKind {
+    private int id;
+    private String name;
+    private String imgUrl;
+
+    public ProductKind() {
+    }
+
+    public ProductKind(String name, String imgUrl) {
+        this.name = name;
+        this.imgUrl = imgUrl;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getImgUrl() {
+        return imgUrl;
+    }
+
+    public void setImgUrl(String imgUrl) {
+        this.imgUrl = imgUrl;
+    }
+
+}

app/src/main/java/com/example/test/entity/ProductKindStorage.java

@@ -0,0 +1,44 @@
+package com.example.test.entity;
+
+import android.graphics.Bitmap;
+
+import com.example.test.entity.ProductKind;
+import com.example.test.netrequest.ProductOkHttp;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class ProductKindStorage {
+    private List<String> names;
+    private List<Bitmap> bitmaps;
+
+    public ProductKindStorage() {
+    }
+
+    public ProductKindStorage(List<String> names, List<Bitmap> bitmaps) {
+        this.names = names;
+        this.bitmaps = bitmaps;
+    }
+
+    public List<String> getNames() {
+        if(names == null)
+            names = new ArrayList<>();
+        return names;
+    }
+
+    public List<Bitmap> getBitmaps() {
+        if(bitmaps == null)
+            bitmaps = new ArrayList<>();
+        return bitmaps;
+    }
+
+
+    public void setNames(List<String> names) {
+        this.names = names;
+    }
+
+    public void setBitmaps(List<Bitmap> bitmaps) {
+        this.bitmaps = bitmaps;
+    }
+}

app/src/main/java/com/example/test/entity/ProductStorage.java

@@ -0,0 +1,86 @@
+package com.example.test.entity;
+
+import android.graphics.Bitmap;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ProductStorage {
+    private List<Integer> ids;
+    private List<String> names;
+    private List<Bitmap> bitmaps;
+    private List<Double> prices;
+    private List<String> descriptions;
+    private List<String> tags;
+    private List<String> kinds;
+
+    public List<Integer> getIds() {
+        if(ids == null)
+            ids = new ArrayList<>();
+        return ids;
+    }
+
+    public void setIds(List<Integer> ids) {
+        this.ids = ids;
+    }
+
+    public List<String> getNames() {
+        if(names == null)
+            names = new ArrayList<>();
+        return names;
+    }
+
+    public void setNames(List<String> names) {
+        this.names = names;
+    }
+
+    public List<Bitmap> getBitmaps() {
+        if(bitmaps == null)
+            bitmaps = new ArrayList<>();
+        return bitmaps;
+    }
+
+    public void setBitmaps(List<Bitmap> bitmaps) {
+        this.bitmaps = bitmaps;
+    }
+
+    public List<Double> getPrices() {
+        if(prices == null)
+            prices = new ArrayList<>();
+        return prices;
+    }
+
+    public void setPrices(List<Double> prices) {
+        this.prices = prices;
+    }
+
+    public List<String> getDescriptions() {
+        if(descriptions == null)
+            descriptions = new ArrayList<>();
+        return descriptions;
+    }
+
+    public void setDescriptions(List<String> descriptions) {
+        this.descriptions = descriptions;
+    }
+
+    public List<String> getTags() {
+        if(tags == null)
+            tags = new ArrayList<>();
+        return tags;
+    }
+
+    public void setTags(List<String> tags) {
+        this.tags = tags;
+    }
+
+    public List<String> getKinds() {
+        if(kinds == null)
+            kinds = new ArrayList<>();
+        return kinds;
+    }
+
+    public void setKinds(List<String> kinds) {
+        this.kinds = kinds;
+    }
+}

app/src/main/java/com/example/test/entity/User.java

@@ -0,0 +1,58 @@
+package com.example.test.entity;
+
+public class User {
+    private String username;
+    private String password;
+    private String sex;
+    private String city;
+    private int id;
+
+    public User() {
+    }
+
+    public User(String username, String password, String sex, String city) {
+        this.username = username;
+        this.password = password;
+        this.sex = sex;
+        this.city = city;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+    public String getSex() {
+        return sex;
+    }
+
+    public void setSex(String sex) {
+        this.sex = sex;
+    }
+
+    public String getCity() {
+        return city;
+    }
+
+    public void setCity(String city) {
+        this.city = city;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+}

app/src/main/java/com/example/test/fragment/GoodItemFragment.java

@@ -0,0 +1,7 @@
+package com.example.test.fragment;
+
+import androidx.fragment.app.Fragment;
+
+public class GoodItemFragment extends Fragment {
+
+}

app/src/main/java/com/example/test/fragment/GoodKindFragment.java

@@ -0,0 +1,35 @@
+package com.example.test.fragment;
+
+import android.os.Bundle;
+import android.os.Handler;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ListView;
+
+import androidx.fragment.app.Fragment;
+
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+import com.example.test.adapter.GoodKindAdapter;
+
+import java.util.List;
+
+public class GoodKindFragment extends Fragment {
+    private View view;
+    private HomeActivity activity;
+    private Handler handler;
+    private ListView listView;
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        view = inflater.inflate(R.layout.good_kind_listview, container, false);
+        activity = (HomeActivity) getActivity();
+        handler = activity.getHandler();
+        listView = (ListView) view.findViewById(R.id.good_kind_listview);
+        GoodKindAdapter adapter = new GoodKindAdapter(activity, activity.getProductKindStorage().getNames());
+        listView.setAdapter(adapter);
+        return view;
+    }
+}

app/src/main/java/com/example/test/fragment/NavigationCartFragment.java

@@ -0,0 +1,266 @@
+package com.example.test.fragment;
+
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+import android.graphics.Bitmap;
+import android.graphics.drawable.BitmapDrawable;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Message;
+import android.util.Log;
+import android.view.Gravity;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.CheckBox;
+import android.widget.GridView;
+import android.widget.LinearLayout;
+import android.widget.ListView;
+import android.widget.PopupWindow;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+import com.example.test.adapter.CartAdapter;
+import com.example.test.adapter.CartDetailAdapter;
+import com.example.test.entity.Cart;
+import com.example.test.netrequest.CartOkHttp;
+import com.example.test.utils.LoadingDialog;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class NavigationCartFragment extends Fragment {
+    private View cartView;
+    private HomeActivity activity;
+    public static List<Bitmap> bitmaps = new ArrayList<>();
+    public static List<String> names = new ArrayList<>();
+    public static List<Double> prices = new ArrayList<>();
+    public static List<Integer> nums = new ArrayList<>();
+    public static List<Integer> productIds = new ArrayList<>();
+    private ListView listView;
+    private CheckBox cbChecked;
+    private TextView tvPrice;
+    private TextView tvDetail;
+    private Button pay;
+    public static int selectedNum = 0;
+    private int userId;
+    public Handler handler;
+    private boolean cartDetailShow = false;
+    private PopupWindow popupWindow;
+    private AlertDialog dialog;
+    private LoadingDialog loading;
+    public static List<Integer> checkedProductIds = new ArrayList<>();
+    private List<Bitmap> checkedBitmaps = new ArrayList<>();
+    public static final int updatePrice = 1;
+    public static final int updateCart = 2;
+    public static final int updateListview = 3;
+
+    Handler myHandler = new Handler(new Handler.Callback() {
+        @Override
+        public boolean handleMessage(@NonNull Message message) {
+            switch (message.what){
+                case updatePrice:
+                    updatePrice();
+                    return true;
+                case updateCart:
+                    Message updateCartMsg = new Message();
+                    updateCartMsg.what = HomeActivity.UpdateCart;
+                    handler.sendMessage(updateCartMsg);
+                    return true;
+                case updateListview:
+                    CartAdapter adapter = new CartAdapter(bitmaps, names, prices, nums, productIds, myHandler, userId, activity);
+                    listView.setAdapter(adapter);
+                    tvPrice.setText("0");
+                    loading.dismiss();
+                    return true;
+            }
+            return false;
+        }
+    });
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        activity = (HomeActivity) getActivity();
+        userId = activity.getBundle().getInt("id");
+        handler = activity.getHandler();
+        if(productIds.size()==0){
+            cartView = inflater.inflate(R.layout.navigation_cart_empty, container, false);
+            goShopping();
+        }else{
+            cartView = inflater.inflate(R.layout.navigation_cart, container, false);
+            initListview();
+            initCashier();
+        }
+        return cartView;
+    }
+
+    public void clearLists(){
+        productIds.clear();
+        names.clear();
+        bitmaps.clear();
+        prices.clear();
+        nums.clear();
+    }
+
+    public void updatePrice(){
+        checkedBitmaps.clear();
+        double total = 0;
+        for (Integer productId : checkedProductIds) {
+            int index = productIds.indexOf(productId);
+            int num = nums.get(index);
+            double price = prices.get(index);
+            total += price*num;
+            checkedBitmaps.add(bitmaps.get(index));
+        }
+        tvPrice.setText(total+"");
+        if(total==0.0){
+            tvDetail.setVisibility(View.INVISIBLE);
+        }else{
+            tvDetail.setVisibility(View.VISIBLE);
+        }
+    }
+
+    public void setPrice(double price){
+        tvPrice.setText(price+"");
+    }
+
+    private void goShopping() {
+        Button button = cartView.findViewById(R.id.navigation_cart_shopping);
+        button.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                activity.changeFragment(new NavigationGoodFragment());
+            }
+        });
+    }
+
+//    初始化购物车item
+    public void initListview(){
+        if(listView == null) {
+            listView = (ListView) cartView.findViewById(R.id.navigation_cart_listview);
+        }
+        CartAdapter adpter = new CartAdapter(bitmaps, names, prices, nums, productIds, myHandler, userId,activity);
+        listView.setDivider(null);
+        listView.setDividerHeight(5);
+        listView.setAdapter(adpter);
+
+    }
+
+    public void initCashier() {
+        cbChecked = (CheckBox) cartView.findViewById(R.id.cashier_checked);
+        Log.i("view",cbChecked+"");
+        tvPrice = (TextView) cartView.findViewById(R.id.cashier_price);
+        pay =(Button) cartView.findViewById(R.id.cashier_pay);
+        tvDetail = (TextView) cartView.findViewById(R.id.cashier_detail);
+        if(selectedNum==0){
+            tvPrice.setText("0");
+        }
+        //全选绑定监听器
+        cbChecked.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                if(cbChecked.isChecked()){
+                    tvDetail.setVisibility(View.VISIBLE);
+                    double total=0.0;
+                    for (int i = 0; i < prices.size(); i++) {
+                        double price = prices.get(i);
+                        total += price*nums.get(i);
+                    }
+                    tvPrice.setText(total+"");
+                }else{
+                    tvDetail.setVisibility(View.INVISIBLE);
+                    tvPrice.setText("0");
+                }
+            }
+        });
+        //查看明细绑定监听器
+        tvDetail.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                cartDetailShow = !cartDetailShow;
+                if(cartDetailShow) {
+                    View detailView = LayoutInflater.from(activity).inflate(R.layout.cart_detail, null);
+                    popupWindow = new PopupWindow(detailView, ViewGroup.LayoutParams.MATCH_PARENT, listView.getHeight());
+                    GridView detailGridview = (GridView) detailView.findViewById(R.id.cart_detail_gridview);
+                    detailGridview.setAdapter(new CartDetailAdapter(activity, checkedBitmaps));
+                    LinearLayout rootView = (LinearLayout) cartView.findViewById(R.id.cart_detail_linearlayout);
+                    popupWindow.setBackgroundDrawable(new BitmapDrawable());
+                    popupWindow.setOutsideTouchable(true);
+                    popupWindow.showAtLocation(rootView, Gravity.TOP, 0, 0);
+
+                }else{
+                    popupWindow.dismiss();
+                }
+            }
+        });
+        pay.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                if(popupWindow!=null&&cartDetailShow) {
+                    popupWindow.dismiss();
+                }
+                if(Double.parseDouble(tvPrice.getText().toString())==0.0){
+                    Toast.makeText(activity,"您未选中任何商品",Toast.LENGTH_SHORT).show();
+                    return;
+                }
+                AlertDialog.Builder builder = new AlertDialog.Builder(activity);
+                builder.setMessage("您确认购买吗？");
+                builder.setCancelable(true);
+                builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialogInterface, int i) {
+                            dialog.dismiss();
+                            loading = new LoadingDialog.Builder(activity, "加载中").create();
+                            dialog.getWindow().setBackgroundDrawableResource(android.R.color.transparent);
+                            loading.show();
+                            new Thread(deletCart).start();
+                    }
+                });
+                builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialogInterface, int i) {
+                        dialog.dismiss();
+                    }
+                });
+                dialog = builder.create();
+                dialog.show();
+            }
+        });
+    }
+
+    Runnable deletCart = new Runnable() {
+        @Override
+        public void run() {
+            CartOkHttp cartOkHttp = new CartOkHttp();
+            for (Integer id : checkedProductIds) {
+                int index = productIds.indexOf(id);
+                Cart cart = new Cart();
+                cart.setUserId(userId);
+                cart.setProductId(id);
+                productIds.remove(index);
+                bitmaps.remove(index);
+                names.remove(index);
+                prices.remove(index);
+                nums.remove(index);
+                try {
+                    cartOkHttp.deleteCart(cart);
+                } catch (IOException e) {
+                    throw new RuntimeException(e);
+                }
+            }
+            Message message = new Message();
+            message.what = updateListview;
+            myHandler.sendMessage(message);
+        }
+    };
+}

app/src/main/java/com/example/test/fragment/NavigationGoodFragment.java

@@ -0,0 +1,255 @@
+package com.example.test.fragment;
+
+import android.graphics.Bitmap;
+import android.graphics.Color;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Message;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.ListView;
+import android.widget.SearchView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+import com.example.test.adapter.GoodItemAdapter;
+import com.example.test.adapter.GoodKindAdapter;
+import com.example.test.entity.Product;
+import com.example.test.entity.ProductStorage;
+import com.example.test.netrequest.ProductOkHttp;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class NavigationGoodFragment extends Fragment {
+    private List<Bitmap> bitmapsList = new ArrayList<>();
+    private String names[];
+    private double prices[];
+    private HomeActivity activity;
+    private View view;
+    private Handler handler;
+    private ListView kind;
+    private ListView item;
+    private List<String> productKind;
+    private ProductStorage productStorage = new ProductStorage();
+    private int selectedPostion = 0;
+    public static final int updateProduct = 1;
+    private TextView tvAll;
+    private TextView tvPrice;
+    private TextView tvTime;
+    private SearchView searchView;
+    private String keyword;
+    Handler myHandle = new Handler(new Handler.Callback() {
+        @Override
+        public boolean handleMessage(@NonNull Message message) {
+            switch (message.what){
+                case updateProduct:
+                    item.setAdapter(new GoodItemAdapter(productStorage,handler,activity));
+                    return true;
+            }
+            return false;
+        }
+    });
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        view = inflater.inflate(R.layout.navigation_good, container, false);
+        activity = (HomeActivity) getActivity();
+        productKind = activity.getProductKindStorage().getNames();
+        handler = activity.getHandler();
+        initListview();
+        initOptions();
+        return view;
+    }
+
+    public void initOptions() {
+        tvAll = view.findViewById(R.id.good_item_all);
+        tvPrice = view.findViewById(R.id.good_item_price);
+        tvTime = view.findViewById(R.id.good_item_time);
+        searchView = view.findViewById(R.id.good_searchview);
+        tvAll.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                new Thread(getAllProduct).start();
+            }
+        });
+        tvPrice.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                new Thread(getProcutOrderByPrice).start();
+            }
+        });
+        tvTime.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                new Thread(getProcutOrderByPrice).start();
+            }
+        });
+        searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
+            @Override
+            public boolean onQueryTextSubmit(String s) {
+                keyword= s;
+                new Thread(search).start();
+                searchView.setIconified(true);
+                return false;
+            }
+
+            @Override
+            public boolean onQueryTextChange(String s) {
+                return false;
+            }
+        });
+    }
+
+    public void initListview() {
+        kind = (ListView) view.findViewById(R.id.good_kind_listview);
+        item = (ListView) view.findViewById(R.id.good_item_listview);
+        GoodKindAdapter kindAdapter = new GoodKindAdapter(activity, productKind);
+        kind.setAdapter(kindAdapter);
+        new Thread(updateItem).start();
+        kind.setDivider(null);
+        item.setDivider(null);
+        kind.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
+                if(selectedPostion!=i){
+                    adapterView.getChildAt(selectedPostion).setBackgroundColor(Color.WHITE);
+                    view.setBackgroundColor(Color.rgb(192,192,192));
+                }
+                selectedPostion = i;
+                new Thread(updateItem).start();
+            }
+        });
+    }
+
+
+
+    public void clearProductStorage(){
+        productStorage.getIds().clear();
+        productStorage.getNames().clear();
+        productStorage.getBitmaps().clear();
+        productStorage.getPrices().clear();
+        productStorage.getDescriptions().clear();
+        productStorage.getTags().clear();
+    }
+
+    private void setProductStorage(List<Product> products) throws IOException {
+        clearProductStorage();
+        ProductOkHttp productOkHttp = new ProductOkHttp();
+        List<String> storageNames = productStorage.getNames();
+        List<String> storageTags = productStorage.getTags();
+        List<String> storageDescriptions = productStorage.getDescriptions();
+        List<Double> storagePrices = productStorage.getPrices();
+        List<Bitmap> storageBitmaps = productStorage.getBitmaps();
+        List<Integer> storageIds = productStorage.getIds();
+        for (Product product : products) {
+            storageNames.add(product.getName());
+            storageTags.add(product.getTag());
+            storageDescriptions.add(product.getDescription());
+            storagePrices.add(product.getPrice());
+            storageBitmaps.add(productOkHttp.getImg(product.getImgUrl()));
+            storageIds.add(product.getId());
+        }
+    }
+
+    Runnable updateItem = new Runnable() {
+        @Override
+        public void run() {
+            ProductOkHttp productOkHttp = new ProductOkHttp();
+            try {
+                List<Product> products = productOkHttp.getProductByKind(productKind.get(selectedPostion));
+                setProductStorage(products);
+                Message message = new Message();
+                message.what = updateProduct;
+                myHandle.sendMessage(message);
+//                Log.i("data",productStorage.getIds()+"names"+productStorage.getNames());
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    };
+
+
+    Runnable getAllProduct = new Runnable() {
+        @Override
+        public void run() {
+            ProductOkHttp productOkHttp = new ProductOkHttp();
+            try {
+                List<Product> products = productOkHttp.getProduct();
+                setProductStorage(products);
+                Message message = new Message();
+                message.what = updateProduct;
+                myHandle.sendMessage(message);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    };
+
+    Runnable getProcutOrderByPrice = new Runnable() {
+        @Override
+        public void run() {
+            ProductOkHttp productOkHttp = new ProductOkHttp();
+            try {
+                List<Product> products = productOkHttp.getProductOrderByPrice();
+                setProductStorage(products);
+                Message message = new Message();
+                message.what = updateProduct;
+                myHandle.sendMessage(message);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    };
+
+    Runnable getProcutOrderByTime = new Runnable() {
+        @Override
+        public void run() {
+            ProductOkHttp productOkHttp = new ProductOkHttp();
+            try {
+                List<Product> products = productOkHttp.getProductOrderByTime();
+                setProductStorage(products);
+                Message message = new Message();
+                message.what = updateProduct;
+                myHandle.sendMessage(message);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    };
+
+
+    Runnable search = new Runnable() {
+        @Override
+        public void run() {
+            ProductOkHttp productOkHttp = new ProductOkHttp();
+            try {
+                List<Product> products = productOkHttp.getProductByKeyword(keyword);
+                if(products==null){
+                    Looper.prepare();
+                    Toast.makeText(activity,"换个关键字",Toast.LENGTH_SHORT).show();
+                    Looper.loop();
+                    return;
+                }
+                setProductStorage(products);
+                Message message = new Message();
+                message.what = updateProduct;
+                myHandle.sendMessage(message);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+
+        }
+    };
+}

app/src/main/java/com/example/test/fragment/NavigationHomeFragment.java

@@ -0,0 +1,71 @@
+package com.example.test.fragment;
+
+import android.graphics.Bitmap;
+import android.os.Bundle;
+import androidx.fragment.app.Fragment;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Message;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.GridView;
+import android.widget.Toast;
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+import com.example.test.adapter.HomeProductAdapter;
+import com.example.test.adapter.HomeProductKindAdapter;
+import com.example.test.entity.Cart;
+import com.example.test.entity.ProductKindStorage;
+import com.example.test.entity.ProductStorage;
+import com.example.test.netrequest.CartOkHttp;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class NavigationHomeFragment extends Fragment {
+    private ProductStorage hotProductStorage;
+    private ProductKindStorage productKindStorage;
+    private HomeActivity activity;
+    private int productIDNow;
+
+    private View view;
+    private Handler handler;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        view = inflater.inflate(R.layout.navigation_home, container, false);
+        activity = (HomeActivity) getActivity();
+        handler = activity.getHandler();
+        initData();
+        initView();
+        return view;
+
+    }
+
+
+    public void initView() {
+        //初始化商品种类
+        GridView kindGridview = (GridView) view.findViewById(R.id.fruit_kind_gridview);
+        HomeProductKindAdapter kindAdapter = new HomeProductKindAdapter(productKindStorage.getBitmaps(), productKindStorage.getNames(), activity);
+        kindGridview.setAdapter(kindAdapter);
+
+        //初始化商品
+        GridView fruitGridview = (GridView) view.findViewById(R.id.home_goods_fruit_gridview);
+        HomeProductAdapter fruitAdapter = new HomeProductAdapter(hotProductStorage.getBitmaps(), hotProductStorage.getNames(), hotProductStorage.getPrices(),hotProductStorage.getIds(), activity, handler);
+        fruitGridview.setAdapter(fruitAdapter);
+    }
+
+    public void initData() {
+        productKindStorage = activity.getProductKindStorage();
+        hotProductStorage = activity.getHotProductStorage();
+    }
+}
+
+

app/src/main/java/com/example/test/fragment/NavigationLoadingFragment.java

@@ -0,0 +1,30 @@
+package com.example.test.fragment;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentActivity;
+
+import android.os.Handler;
+import android.os.Message;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+
+public class NavigationLoadingFragment extends Fragment {
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.navigation_cart_loading, container, false);
+        HomeActivity activity = (HomeActivity)getActivity();
+        Handler handler = activity.getHandler();
+        Message message = new Message();
+        message.what = HomeActivity.LoadingData;
+        handler.sendMessage(message);
+        return view;
+    }
+}

app/src/main/java/com/example/test/fragment/NavigationPersonFragment.java

@@ -0,0 +1,41 @@
+package com.example.test.fragment;
+
+import android.os.Bundle;
+
+import androidx.fragment.app.Fragment;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import com.example.test.R;
+import com.example.test.activity.HomeActivity;
+
+
+public class NavigationPersonFragment extends Fragment {
+
+    private TextView tvName;
+    private TextView tvSex;
+    private TextView tvCity;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View view = inflater.inflate(R.layout.user, container, false);
+        HomeActivity activity = (HomeActivity) getActivity();
+        Bundle bundle = activity.getBundle();
+        String username = bundle.getString("username");
+        String sex = bundle.getString("sex");
+        String city = bundle.getString("city");
+        tvName = view.findViewById(R.id.user_username);
+        tvSex = view.findViewById(R.id.user_sex);
+        tvCity = view.findViewById(R.id.user_city);
+        tvName.setText("用户名:"+username);
+        tvSex.setText("性别:"+sex);
+        tvCity.setText("城市:"+city);
+        return view;
+
+    }
+}

app/src/main/java/com/example/test/netrequest/CartOkHttp.java

@@ -0,0 +1,88 @@
+package com.example.test.netrequest;
+
+
+import android.util.Log;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import com.alibaba.fastjson.TypeReference;
+import com.example.test.entity.Cart;
+import com.example.test.utils.Address;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+import okhttp3.ConnectionPool;
+import okhttp3.MediaType;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+
+public class CartOkHttp {
+    private OkHttpClient okHttpClient = new OkHttpClient();
+    public List<Cart> selectAll() throws IOException {
+        Request request = new Request.Builder()
+                .url("http://" + Address.ip + ":8081/orange/shoppingCart/search")
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        List<Cart> carts = JSON.parseObject(data, new TypeReference<List<Cart>>() {
+        });
+        return carts;
+    }
+
+    public List<Cart> selectByUserId(int userId) throws IOException {
+        RequestBody requestBody = RequestBody.create(userId+"",MediaType.parse("application/json;charset=UTF-8"));
+        Request request = new Request.Builder()
+                .url("http://" + Address.ip + ":8081/orange/shoppingCart/searchByUserId")
+                .post(requestBody)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        List<Cart> carts = JSON.parseObject(data, new TypeReference<List<Cart>>() {
+        });
+        return carts;
+    }
+
+    public boolean insertCart(Cart c) throws IOException {
+        String data = JSONObject.toJSONString(c);
+        RequestBody requestBody = RequestBody.create(data,MediaType.parse("application/json;charset=UTF-8"));
+        Request request = new Request.Builder()
+                .url("http://"+Address.ip+":8081/orange/shoppingCart/insert")
+                .post(requestBody)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        return jsonObject.getBoolean("flag");
+    }
+
+    public boolean updateCart(Cart c) throws IOException {
+        OkHttpClient client = new OkHttpClient();
+        String data = JSONObject.toJSONString(c);
+        RequestBody requestBody = RequestBody.create(data,MediaType.parse("application/json;charset=UTF-8"));
+        Request request = new Request.Builder()
+                .url("http://"+Address.ip+":8081/orange/shoppingCart/update")
+                .post(requestBody)
+                .build();
+        Response response = client.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        return jsonObject.getBoolean("flag");
+    }
+
+    public boolean deleteCart(Cart c) throws IOException {
+        OkHttpClient client = new OkHttpClient();
+        String data = JSONObject.toJSONString(c);
+        RequestBody requestBody = RequestBody.create(data,MediaType.parse("application/json;charset=UTF-8"));
+        Request request = new Request.Builder()
+                .url("http://"+Address.ip+":8081/orange/shoppingCart/delete")
+                .post(requestBody)
+                .build();
+        Response response = client.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        return jsonObject.getBoolean("flag");
+    }
+}

app/src/main/java/com/example/test/netrequest/MessageOkHttp.java

@@ -0,0 +1,32 @@
+package com.example.test.netrequest;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import com.example.test.entity.Message;
+import com.example.test.utils.Address;
+
+import java.io.IOException;
+
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
+
+public class MessageOkHttp {
+    public Message getMessage() throws IOException {
+//        获取消息
+        OkHttpClient okHttpClient = new OkHttpClient();
+        Message data = null;
+        Request request = new Request.Builder()
+                .url("http://"+ Address.ip+":8081/orange/message/consumeMessage")
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        data = JSON.parseObject(jsonObject.getString("data"), Message.class);
+//        将获取到的消息设为已用
+        Request comsume = new Request.Builder()
+                .url("http://"+Address.ip+":8081/orange/message/updateMessage")
+                .build();
+        Response execute = okHttpClient.newCall(comsume).execute();
+        return data;
+    }
+}

app/src/main/java/com/example/test/netrequest/ProductOkHttp.java

@@ -0,0 +1,169 @@
+package com.example.test.netrequest;
+
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.util.Log;
+import android.util.TimeUtils;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import com.alibaba.fastjson.TypeReference;
+import com.example.test.entity.Product;
+import com.example.test.entity.ProductKind;
+import com.example.test.utils.Address;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Objects;
+import java.util.concurrent.TimeUnit;
+
+import javax.xml.datatype.Duration;
+
+import okhttp3.MediaType;
+import okhttp3.MultipartBody;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+
+public class ProductOkHttp {
+    private OkHttpClient okHttpClient = new OkHttpClient();
+    public Bitmap getImg(String imgUrl) throws IOException {
+//        替换ip
+        String url = Address.getImgUrl(imgUrl);
+        Request request = new Request.Builder()
+                .url(url)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        byte[] bytes = Objects.requireNonNull(response.body()).bytes();
+        Bitmap bitmap = BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
+        return bitmap;
+
+    }
+
+
+
+    public Product getProductById(int productId) throws IOException {
+        RequestBody requestBody = RequestBody.create(productId+"", MediaType.parse("application/json;charset=UTF-8"));
+        Request request = new Request.Builder()
+                .url("http://"+ Address.ip +":8081/orange/product/searchById")
+                .post(requestBody)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        Product p = JSON.parseObject(data, Product.class);
+        return p;
+    }
+
+
+    public List<ProductKind> getProductKind() throws IOException {
+        Request request = new Request.Builder()
+                .url("http://"+ Address.ip +":8081/orange/product/searchProductKind")
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        List<ProductKind> productKinds = JSON.parseObject(data, new TypeReference<List<ProductKind>>() {
+        });
+        return productKinds;
+    }
+
+    public List<Product> getHotProduct() throws IOException {
+        Request request = new Request.Builder()
+                .url("http://"+ Address.ip +":8081/orange/product/searchHotProduct")
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        List<Product> products = JSON.parseObject(data, new TypeReference<List<Product>>() {
+        });
+        return products;
+    }
+
+
+    //获取全部商品
+    public List<Product> getProduct() throws IOException {
+        Request request = new Request.Builder()
+                .url("http://"+ Address.ip +":8081/orange/product/search")
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        List<Product> products = JSON.parseObject(data, new TypeReference<List<Product>>() {
+        });
+        return products;
+    }
+
+    //按照种类获取商品
+    public List<Product> getProductByKind(String kind) throws IOException {
+        RequestBody requestBody = RequestBody.create(kind, MediaType.parse("application/json;charset=UTF-8"));
+        Request request = new Request.Builder()
+                .url("http://"+ Address.ip +":8081/orange/product/searchProductByKind")
+                .post(requestBody)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        List<Product> products = JSON.parseObject(data, new TypeReference<List<Product>>() {
+        });
+        return products;
+    }
+
+
+    //按照关键字获取商品
+    public List<Product> getProductByKeyword(String keyword) throws IOException {
+        RequestBody requestBody = RequestBody.create(keyword, MediaType.parse("application/json;charset=UTF-8"));
+        Request request = new Request.Builder()
+                .url("http://"+ Address.ip +":8081/orange/product/searchProductByKeyword")
+                .post(requestBody)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        List<Product> products = JSON.parseObject(data, new TypeReference<List<Product>>() {
+        });
+        return products;
+    }
+
+    //按时间排序
+    public List<Product> getProductOrderByTime() throws IOException {
+        Request request = new Request.Builder()
+                .url("http://"+Address.ip+":8081/orange/product/time")
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        List<Product> products = JSON.parseObject(data, new TypeReference<List<Product>>() {
+        });
+        return products;
+    }
+//    价格排序
+    public List<Product> getProductOrderByPrice() throws IOException {
+        Request request = new Request.Builder()
+                .url("http://"+Address.ip+":8081/orange/product/price")
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        String data = jsonObject.getString("data");
+        List<Product> products = JSON.parseObject(data, new TypeReference<List<Product>>() {
+        });
+        return products;
+    }
+
+//    上传图片
+    public boolean uploadImg(byte[] bytes) throws IOException {
+        RequestBody requestBody = new MultipartBody.Builder().setType(MultipartBody.FORM)
+                .addFormDataPart("file", "baixiangguo.png", RequestBody.create(bytes)).build();
+        Request request = new Request.Builder()
+                .url("http://"+Address.ip+":8081/orange/product/uploadCover")
+                .post(requestBody)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject jsonObject = JSON.parseObject(response.body().string());
+        return jsonObject.getBoolean("flag");
+
+    }
+
+
+}

app/src/main/java/com/example/test/netrequest/UserOkHttp.java

@@ -0,0 +1,63 @@
+package com.example.test.netrequest;
+
+import android.util.Log;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import com.example.test.MainActivity;
+import com.example.test.entity.User;
+import com.example.test.utils.Address;
+
+import java.io.IOException;
+import java.util.PrimitiveIterator;
+
+import okhttp3.MediaType;
+import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+
+public class UserOkHttp {
+    private OkHttpClient okHttpClient = new OkHttpClient();
+
+    public User login(User u) throws IOException {
+        String JSONString = JSONObject.toJSONString(u);
+        MediaType type = MediaType.parse("application/json;charset=utf-8");
+        RequestBody requestBody = RequestBody.create(JSONString, type);
+        Request request = new Request.Builder()
+                .url("http://"+ Address.ip+":8081/orange/user/login")
+                .post(requestBody)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject result = JSON.parseObject(response.body().string());
+        JSONObject data = result.getJSONObject("data");
+        User user = JSON.toJavaObject(data, User.class);
+        return user;
+    }
+
+    public boolean register(User u) throws IOException {
+        String jsonString = JSONObject.toJSONString(u);
+        MediaType type = MediaType.parse("application/json;charset=utf-8");
+        RequestBody requestBody = RequestBody.create(jsonString, type);
+        Request request = new Request.Builder()
+                .url("http://"+Address.ip+":8081/orange/user/register")
+                .post(requestBody)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject result = JSON.parseObject(response.body().string());
+        return result.getBoolean("flag");
+    }
+
+    public boolean selectUser(String username) throws IOException {
+        String jsonString = JSONObject.toJSONString(username);
+        MediaType type = MediaType.parse("application/json;charset=utf-8");
+        RequestBody requestBody = RequestBody.create(jsonString, type);
+        Request request = new Request.Builder()
+                .url("http://"+Address.ip+":8081/orange/user/selectUser")
+                .post(requestBody)
+                .build();
+        Response response = okHttpClient.newCall(request).execute();
+        JSONObject result = JSON.parseObject(response.body().string());
+        return result.getBoolean("flag");
+    }
+}

app/src/main/java/com/example/test/service/MessageService.java

@@ -0,0 +1,106 @@
+package com.example.test.service;
+
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
+import android.app.Service;
+import android.content.Context;
+import android.content.Intent;
+import android.os.AsyncTask;
+import android.os.IBinder;
+import android.util.Log;
+
+import androidx.annotation.Nullable;
+import androidx.core.app.NotificationCompat;
+
+import com.example.test.R;
+import com.example.test.entity.Message;
+import com.example.test.netrequest.MessageOkHttp;
+
+import java.io.IOException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Objects;
+import java.util.Timer;
+import java.util.TimerTask;
+
+public class MessageService extends Service {
+    private static Timer timer = null;
+    private NotificationManager manager;
+    private NotificationCompat.Builder builder;
+
+    @Nullable
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+
+    /**
+     * 清除通知
+     */
+    private void cleanAllNotification() {
+        manager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
+        manager.cancelAll();
+        if (timer != null) {
+            timer.cancel();
+            timer = null;
+        }
+
+    }
+
+    /**
+     * 添加通知
+     */
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        long period = 60 * 1000; //1分钟一个周期
+        if (timer == null) {
+            timer = new Timer();
+        }
+        timer.schedule(new TimerTask() {
+            @Override
+            public void run() {
+                new ConsumeMessageTask().execute();
+            }
+        }, 0, period);
+
+        return super.onStartCommand(intent, flags, startId);
+    }
+
+    class ConsumeMessageTask extends AsyncTask<Void, Void, Void> {
+        @Override
+        protected Void doInBackground(Void... voids) {
+            /**
+             * NotificationChannel是android8.0新增的特性，如果App的targetSDKVersion>=26，
+             * 没有设置channel通知渠道的话，就会导致通知无法展示。
+             * 报错内容：Failed to post notification on channel “null”
+             */
+            Log.i("start service","enter");
+            MessageOkHttp http = new MessageOkHttp();
+            Message msg;
+            try {
+                msg = http.getMessage();
+                if (Objects.nonNull(msg)) {
+                    Log.i("orangeMessage", "run: " + msg.getContent() );
+                    NotificationChannel channel = new NotificationChannel("channel", "通知", NotificationManager.IMPORTANCE_HIGH);
+                    manager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
+                    manager.createNotificationChannel(channel);
+                    builder = new NotificationCompat.Builder(MessageService.this,"channel");
+                    Date date = new Date();
+                    SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+                    builder.setContentTitle("来自橙一色的系统通知消息");
+                    builder.setSmallIcon(R.drawable.chengzi);
+                    builder.setChannelId("channel");
+                    builder.setContentText(msg.getContent());
+                    builder.setAutoCancel(true);
+                    builder.setDefaults(Notification.DEFAULT_ALL);
+                    Notification notification = builder.build();
+                    manager.notify(1, notification);
+                }
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+            return null;
+        }
+    }
+}

app/src/main/java/com/example/test/utils/Address.java

@@ -0,0 +1,22 @@
+package com.example.test.utils;
+
+import android.util.Log;
+
+public class Address {
+    public static String ip = "192.168.43.226";
+    public static String getImgUrl(String url){
+        StringBuilder sb = new StringBuilder();
+        String start = url.substring(0,7);
+        String end = url.substring(7);
+        sb.append(start);
+        String[] splits = end.split(":");
+        for (int i = 0; i < splits.length; i++) {
+            if(i==0){
+                sb.append(ip).append(":");
+            }else{
+                sb.append(splits[i]);
+            }
+        }
+        return sb.toString();
+    }
+}

app/src/main/java/com/example/test/utils/LoadingDialog.java

@@ -0,0 +1,64 @@
+package com.example.test.utils;
+
+import android.app.Dialog;
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+
+import com.example.test.R;
+
+public class LoadingDialog extends Dialog {
+    public LoadingDialog(@NonNull Context context) {
+        super(context);
+    }
+
+    public static class Builder{
+        private Context context;
+        private String message;
+
+        private boolean isShowMessage=true;
+
+        private boolean isCancelable=false;
+
+        private boolean isCancelOutside=false;
+
+        public Builder(Context context, String message) {
+            this.context = context;
+            this.message = message;
+        }
+
+        public void setShowMessage(boolean showMessage) {
+            isShowMessage = showMessage;
+        }
+
+        public void setMessage(String message) {
+            this.message = message;
+        }
+
+        public void setCancelable(boolean cancelable) {
+            isCancelable = cancelable;
+        }
+
+        public void setCancelOutside(boolean cancelOutside) {
+            isCancelOutside = cancelOutside;
+        }
+
+        public LoadingDialog create(){
+            View view = LayoutInflater.from(context).inflate(R.layout.loading_dialog, null);
+            LoadingDialog loadingDialog = new LoadingDialog(context);
+            TextView tvMessage = view.findViewById(R.id.loading_message);;
+            if(isShowMessage){
+                tvMessage.setText(message);
+            }else{
+                tvMessage.setVisibility(View.GONE);
+            }
+            loadingDialog.setContentView(view);
+            loadingDialog.setCancelable(isCancelable);
+            loadingDialog.setCanceledOnTouchOutside(isCancelOutside);
+            return loadingDialog;
+        }
+    }
+}

app/src/main/res/drawable-v24/ic_launcher_foreground.xml

@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>

app/src/main/res/drawable/animation.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<animated-rotate xmlns:android="http://schemas.android.com/apk/res/android"
+    android:drawable="@drawable/loading"
+    android:fromDegrees="0.0"
+    android:pivotX="50.0%"
+    android:pivotY="50.0%"
+    android:toDegrees="360.0" />

app/src/main/res/drawable/button_login.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="false">
+        <shape>
+            <solid android:color="#EFB81C" />
+            <corners android:radius="5dp" />
+        </shape>
+    </item>
+    <item android:state_pressed="true">
+        <shape>
+            <solid android:color="#c0c0c0" />
+            <corners android:radius="5dp" />
+        </shape>
+    </item>
+</selector>

app/src/main/res/drawable/button_register.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="false">
+        <shape>
+            <solid android:color="#c0c0c0" />
+        </shape>
+    </item>
+    <item android:state_pressed="true">
+        <shape>
+            <solid android:color="#c0c0c0" />
+            <corners android:radius="10dp" />
+        </shape>
+    </item>
+</selector>

app/src/main/res/drawable/button_shape.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <corners
+        android:radius="20dp"/>
+    <padding
+        android:left="20dp"
+        android:top="10dp"
+        android:right="20dp"
+        android:bottom="10dp"/>
+    <gradient
+        android:startColor="@color/gold"
+        android:endColor="@color/darkorange"/>
+</shape>
+

app/src/main/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#008577"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>

app/src/main/res/drawable/loading_bg.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="@color/gray"/>
+    <corners
+        android:radius="20dp"/>
+</shape>