先行服务器、先行卡下载相关逻辑判断

pre-card server related judgement code

libcore/src/main/java/cn/garymb/ygomobile/GameApplication.java

@@ -6,6 +6,7 @@ import android.content.Context;
 import android.content.res.AssetManager;
 import android.media.AudioManager;
 import android.media.SoundPool;
+import android.util.Log;
 
 import java.io.File;
 import java.io.IOException;
@@ -23,6 +24,7 @@ public abstract class GameApplication extends Application implements IrrlichtBri
     public void onCreate() {
         super.onCreate();
 //        Reflection.unseal(this);
+        Log.i("webCrwaler", "application");
     }
 
     public static GameApplication get() {

mobile/src/main/java/cn/garymb/ygomobile/Constants.java

@@ -162,6 +162,9 @@ public interface Constants {
     String URL_YGO233_DATAVER = "https://ygo233.com/pre/dataver";
     String URL_YGO233_FILE = "https://ygo233.com/pre/download-ygomobile";
     String URL_YGO233_FILE_ALT = "https://ygo233.com/pre/download-ygomobile/alt";
+    int PORT_YGO233 = 23333;
+    String URL_YGO233_1 = "s1.ygo233.com";
+    String URL_YGO233_2 = "s2.ygo233.com";
 
     String SERVER_FILE = "server_list.xml";
     String SHARE_FILE = ".share_deck.png";

mobile/src/main/java/cn/garymb/ygomobile/bean/events/ExCardEvent.java

+package cn.garymb.ygomobile.bean.events;
+
+public class ExCardEvent {
+    public enum EventType {
+        exCardPackageChange,exCardPrefChange;
+    }
+
+    private EventType eventType;
+
+    public ExCardEvent(EventType eventType) {
+        this.eventType = eventType;
+    }
+
+    public EventType getType() {
+        return eventType;
+    }
+
+    public void setType(EventType eventType) {
+        this.eventType = eventType;
+    }
+
+}

mobile/src/main/java/cn/garymb/ygomobile/bean/events/ServerInfoEvent.java

 package cn.garymb.ygomobile.bean.events;
 
+import cn.garymb.ygomobile.bean.ServerInfo;
+
 public class ServerInfoEvent {
     public int position;
+    public ServerInfo serverInfo;//为了让接受event的HomeFragment能获取到当前server的端口号等信息，加入该属性
     public boolean delete;
     public boolean join;
 
     public ServerInfoEvent() {
     }
 
-    public ServerInfoEvent(int position, boolean delete) {
+    public ServerInfoEvent(int position, boolean delete, ServerInfo serverInfo) {
         this.position = position;
         this.delete = delete;
+        this.serverInfo = serverInfo;
     }
 }

mobile/src/main/java/cn/garymb/ygomobile/ex_card/ExCard.java

@@ -3,21 +3,30 @@ package cn.garymb.ygomobile.ex_card;
 import android.os.Parcel;
 import android.os.Parcelable;
 
+/*
+This class contains two information types:ex-card information and updating log, which is marked
+by "type 0" and "type 1", respectively.
+本类包括两种信息，先行卡信息和更新日志（分别对应type 0和type 1)。
+ */
 public class ExCard implements Parcelable {
     private String name;
     private String imageUrl;
     private String description;
+    /* used to mark this object as ex-card(the value is 0) or updating log(the value is 1) */
+    private Integer type;
 
-    public ExCard(String name, String imageUrl, String description) {
+    public ExCard(String name, String imageUrl, String description, Integer type) {
         this.name = name;
         this.imageUrl = imageUrl;
         this.description = description;
+        this.type = type;
     }
 
     protected ExCard(Parcel in) {
         name = in.readString();
         imageUrl = in.readString();
         description = in.readString();
+        type = in.readInt();
     }
 
     public static final Creator<ExCard> CREATOR = new Creator<ExCard>() {
@@ -56,6 +65,17 @@ public class ExCard implements Parcelable {
         this.description = description;
     }
 
+    public Integer getType() {
+        return type;
+    }
+
+    public void setType(Integer type) {
+        this.type = type;
+    }
+
+    public boolean isUpdatingLog(){
+        return (type == 1);
+    }
     @Override
     public int describeContents() {
         return 0;
@@ -66,5 +86,6 @@ public class ExCard implements Parcelable {
         dest.writeString(this.name);
         dest.writeString(this.imageUrl);
         dest.writeString(this.description);
+        dest.writeInt(this.type);
     }
 }

mobile/src/main/java/cn/garymb/ygomobile/ex_card/ExCardActivity.java

@@ -6,7 +6,6 @@ import static cn.garymb.ygomobile.Constants.URL_YGO233_FILE_ALT;
 import static cn.garymb.ygomobile.utils.DownloadUtil.TYPE_DOWNLOAD_EXCEPTION;
 
 import android.annotation.SuppressLint;
-import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
 import android.os.Handler;
@@ -14,6 +13,7 @@ import android.os.Message;
 import android.util.Log;
 import android.view.View;
 import android.widget.Button;
+import android.widget.ExpandableListView;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
@@ -22,6 +22,8 @@ import androidx.appcompat.widget.Toolbar;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
+import org.greenrobot.eventbus.EventBus;
+
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
@@ -33,16 +35,16 @@ import cn.garymb.ygomobile.AppsSettings;
 import cn.garymb.ygomobile.Constants;
 import cn.garymb.ygomobile.bean.ServerInfo;
 import cn.garymb.ygomobile.bean.ServerList;
-import cn.garymb.ygomobile.lite.BuildConfig;
+import cn.garymb.ygomobile.bean.events.ExCardEvent;
 import cn.garymb.ygomobile.lite.R;
 import cn.garymb.ygomobile.ui.activities.BaseActivity;
-import cn.garymb.ygomobile.ui.activities.WebActivity;
 import cn.garymb.ygomobile.ui.home.MainActivity;
 import cn.garymb.ygomobile.ui.home.ServerListManager;
 import cn.garymb.ygomobile.ui.plus.VUiKit;
 import cn.garymb.ygomobile.utils.DownloadUtil;
 import cn.garymb.ygomobile.utils.FileUtils;
 import cn.garymb.ygomobile.utils.IOUtils;
+import cn.garymb.ygomobile.utils.ServerUtil;
 import cn.garymb.ygomobile.utils.SharedPreferenceUtil;
 import cn.garymb.ygomobile.utils.SystemUtils;
 import cn.garymb.ygomobile.utils.UnzipUtils;
@@ -61,6 +63,20 @@ public class ExCardActivity extends BaseActivity {
     private ServerInfo mServerInfo;
     private File xmlFile;
     private int FailedCount;
+    private static final int DOWNLOAD_ING = 0;
+    public static final int DOWNLOAD_COMPLETE = 1;
+
+    /**
+     * 用于标志当前下载状态，用于防止用户多次重复点击“下载按钮”
+     * Mark the download state, which can prevent user from clicking the download button
+     * repeatedly.
+     */
+    enum DownloadState {
+        DOWNLOAD_ING,
+        DOWNLOAD_COMPLETE;
+    }
+
+    private DownloadState downloadState;
 
     @SuppressLint("HandlerLeak")
     Handler handler = new Handler() {
@@ -85,29 +101,50 @@ public class ExCardActivity extends BaseActivity {
                     break;
                 case UnzipUtils.ZIP_UNZIP_OK:
                     if (!AppsSettings.get().isReadExpansions()) {
+                        Log.i("webCrawler", "Ex-card setting is not opened");
                         Intent startSetting = new Intent(getContext(), MainActivity.class);
                         startSetting.putExtra("flag", 4);
                         startActivity(startSetting);
                         Toast.makeText(getContext(), R.string.ypk_go_setting, Toast.LENGTH_LONG).show();
+                        Log.i("webCrawler", "After start new activity");
                     } else {
+
+                        /* 将先行服务器信息添加到服务器列表中 */
+                        String servername = "";
+                        if (AppsSettings.get().getDataLanguage() == 0)
+                            servername = "23333先行服务器";
+                        if (AppsSettings.get().getDataLanguage() == 1)
+                            servername = "YGOPRO 사전 게시 중국서버";
+                        if (AppsSettings.get().getDataLanguage() == 2)
+                            servername = "Mercury23333 OCG/TCG Pre-release";
+                        AddServer(servername, "s1.ygo233.com", 23333, "Knight of Hanoi");
+                        btn_download.setText(R.string.tip_redownload);
+
+                        /* 注意，要先更新版本号 */
+                        SharedPreferenceUtil.setExpansionDataVer(ServerUtil.serverExCardVersion);
+                        ServerUtil.exCardState = ServerUtil.ExCardState.UPDATED;
+                        EventBus.getDefault().postSticky(new ExCardEvent(ExCardEvent.EventType.exCardPackageChange));//安装后，通知UI做更新
                         DataManager.get().load(true);
                         Toast.makeText(getContext(), R.string.ypk_installed, Toast.LENGTH_LONG).show();
+                        Log.i("webCrawler", "Ex-card package is installed");
                     }
-                    String servername = "";
-                    if (AppsSettings.get().getDataLanguage() == 0)
-                        servername = "23333先行服务器";
-                    if (AppsSettings.get().getDataLanguage() == 1)
-                        servername = "YGOPRO 사전 게시 중국서버";
-                    if (AppsSettings.get().getDataLanguage() == 2)
-                        servername = "Mercury23333 OCG/TCG Pre-release";
-                    AddServer(servername, "s1.ygo233.com", 23333, "Knight of Hanoi");
-                    btn_download.setVisibility(View.GONE);
-                    SharedPreferenceUtil.setExpansionDataVer(WebActivity.dataVer);
+
                     break;
                 case UnzipUtils.ZIP_UNZIP_EXCEPTION:
                     Toast.makeText(getContext(), getString(R.string.install_failed_bcos) + msg.obj, Toast.LENGTH_SHORT).show();
                     break;
-
+//                case HomeFragment.TYPE_GET_DATA_VER_OK:
+//                    WebActivity.exCardVer = msg.obj.toString();
+//                    String oldVer = SharedPreferenceUtil.getExpansionDataVer();
+//                    if (!TextUtils.isEmpty(WebActivity.exCardVer)) {
+//                        if (!WebActivity.exCardVer.equals(oldVer)) {
+//                            //btn_download展示默认视图
+//                        } else {
+//                            btn_download.setText(R.string.tip_redownload);
+//                        }
+//                    } else {
+//                        showExNew();
+//                    }
             }
         }
     };
@@ -120,33 +157,88 @@ public class ExCardActivity extends BaseActivity {
 
         /* show the recyclerView */
         //get ex card data from intent
-        List<ExCard> exCards = this.getIntent()
-                .getParcelableArrayListExtra("exCards");
-        ExCardListAdapter exCardListAdapter = new ExCardListAdapter(R.layout.item_ex_card, exCards);
+        List<ExCard> exCardList = this.getIntent()
+                .getParcelableArrayListExtra("exCardList");
+        List<ExCardLogItem> exCardLogItemList = this.getIntent()
+                .getParcelableArrayListExtra("exCardLogList");
+        ExCardListAdapter exCardListAdapter = new ExCardListAdapter(R.layout.item_ex_card, exCardList);
+        ExCardLogAdapter exCardLogAdapter = new ExCardLogAdapter(this, exCardLogItemList);
+
         RecyclerView exCardListView = (RecyclerView) findViewById(R.id.list_ex_cards);
+        ExpandableListView expandableListView = findViewById(R.id.expandableListView);
         exCardListView.setLayoutManager(new LinearLayoutManager(this));
         exCardListView.setAdapter(exCardListAdapter);
+        expandableListView.setAdapter(exCardLogAdapter);
+        expandableListView.setGroupIndicator(null);
+        expandableListView.setOnGroupExpandListener(new ExpandableListView.OnGroupExpandListener() {
+
+            @Override
+            public void onGroupExpand(int groupPosition) {
+                Log.i("webCrawler",
+                        exCardLogItemList.get(groupPosition) + " List Expanded.");
+            }
+        });
+
+        expandableListView.setOnGroupCollapseListener(new ExpandableListView.OnGroupCollapseListener() {
+
+            @Override
+            public void onGroupCollapse(int groupPosition) {
+                Log.i("webCrawler", exCardLogItemList.get(groupPosition) + " List Collapsed.");
+            }
+        });
+
+        expandableListView.setOnChildClickListener(new ExpandableListView.OnChildClickListener() {
+            @Override
+            public boolean onChildClick(ExpandableListView parent, View v,
+                                        int groupPosition, int childPosition, long id) {
+                ExCardLogItem exCardLogItem = exCardLogItemList.get(groupPosition);
+                String log = exCardLogItem.getLogs().get(childPosition);
+                Log.i("webCrawler", "log is:" + log);
+
+                return false;
+            }
+        });
 
 
         final Toolbar toolbar = $(R.id.toolbar);
+
         setSupportActionBar(toolbar);
+
         enableBackHome();
+
         serverInfos = new ArrayList<>();
-        xmlFile = new File(this.getFilesDir(), Constants.SERVER_FILE);
+        xmlFile = new File(this.getFilesDir(), Constants.SERVER_FILE);//读取文件路径下的server_list.xml
+
         initButton();
+
     }
 
 
     public void initButton() {
+        //检测是否下载过
         btn_download = $(R.id.web_btn_download_prerelease);
         btn_download.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
-                downloadfromWeb(URL_YGO233_FILE);
+                if (downloadState != DownloadState.DOWNLOAD_ING) {
+                    Log.i("webCrawler", "start downloading");
+                    downloadState = DownloadState.DOWNLOAD_ING;
+                    downloadfromWeb(URL_YGO233_FILE);
+                }
             }
         });
+
+        changeDownloadButton();
     }
 
+    /**
+     * 从资源文件serverlist.xml（或本地文件server_list.xml)解析服务器列表，并将新添加的服务器信息（name，addr，port）合并到服务器列表中。
+     *
+     * @param name
+     * @param Addr
+     * @param port
+     * @param playerName
+     */
     public void AddServer(String name, String Addr, int port, String playerName) {
         mServerInfo = new ServerInfo();
         mServerInfo.setName(name);
@@ -154,7 +246,8 @@ public class ExCardActivity extends BaseActivity {
         mServerInfo.setPort(port);
         mServerInfo.setPlayerName(playerName);
         VUiKit.defer().when(() -> {
-            ServerList assetList = ServerListManager.readList(this.getAssets().open(ASSET_SERVER_LIST));
+            /* 读取本地文件server_list.xml和资源文件（assets）下的serverlist.xml，返回其中版本最新的 */
+            ServerList assetList = ServerListManager.readList(this.getAssets().open(ASSET_SERVER_LIST));//读取serverlist.xml文件
             ServerList fileList = xmlFile.exists() ? ServerListManager.readList(new FileInputStream(xmlFile)) : null;
             if (fileList == null) {
                 return assetList;
@@ -186,6 +279,9 @@ public class ExCardActivity extends BaseActivity {
         });
     }
 
+    /**
+     * 将最新的服务器列表存储到本地文件server_list.xml中
+     */
     public void saveItems() {
         OutputStream outputStream = null;
         try {
@@ -206,6 +302,7 @@ public class ExCardActivity extends BaseActivity {
         DownloadUtil.get().download(fileUrl, file.getParent(), file.getName(), new DownloadUtil.OnDownloadListener() {
             @Override
             public void onDownloadSuccess(File file) {
+                downloadState = DownloadState.DOWNLOAD_COMPLETE;
                 Message message = new Message();
                 message.what = UnzipUtils.ZIP_READY;
                 try {
@@ -219,7 +316,7 @@ public class ExCardActivity extends BaseActivity {
                 } catch (Exception e) {
                     message.what = UnzipUtils.ZIP_UNZIP_EXCEPTION;
                 } finally {
-                    message.what = UnzipUtils.ZIP_UNZIP_OK;
+                    message.what = UnzipUtils.ZIP_UNZIP_OK;//TODO 不对吧，finally是一定执行，这样即使有exception也会发unzip_ok啊
                 }
                 handler.sendMessage(message);
             }
@@ -246,4 +343,39 @@ public class ExCardActivity extends BaseActivity {
 
     }
 
+    public void changeDownloadButton() {
+        if (ServerUtil.exCardState == ServerUtil.ExCardState.UPDATED) {
+            //btn_download展示默认视图
+            btn_download.setText(R.string.tip_redownload);
+        } else if (ServerUtil.exCardState == ServerUtil.ExCardState.NEED_UPDATE) {
+            btn_download.setText(R.string.action_download_expansions);
+        } else if (ServerUtil.exCardState == ServerUtil.ExCardState.ERROR) {
+            Toast.makeText(getActivity(), "无法获取服务器先行卡信息", Toast.LENGTH_LONG).show();
+        }
+    }
+
+    /**
+     * 通过http访问web读取先行卡版本号。
+     * 读取结果通过handler发到ui线程
+     * 注意在ExCardActivity中包含一个相同实现
+     */
+/*    public void showExNew() {
+        if (AppsSettings.get().isReadExpansions()) {
+            OkhttpUtil.get(URL_YGO233_DATAVER, new Callback() {
+                @Override
+                public void onFailure(Call call, IOException e) {
+                    Log.i(BuildConfig.VERSION_NAME, "error" + e);
+                }
+
+                @Override
+                public void onResponse(Call call, Response response) throws IOException {
+                    String json = response.body().string();
+                    Message message = new Message();
+                    message.what = HomeFragment.TYPE_GET_DATA_VER_OK;
+                    message.obj = json;
+                    handler.sendMessage(message);
+                }
+            });
+        }
+    }*/
 }

mobile/src/main/java/cn/garymb/ygomobile/ex_card/ExCardListAdapter.java

@@ -13,7 +13,6 @@ import java.util.List;
 import cn.garymb.ygomobile.lite.R;
 import cn.garymb.ygomobile.loader.ImageLoader;
 import cn.garymb.ygomobile.utils.glide.GlideCompat;
-import cn.garymb.ygomobile.utils.glide.StringSignature;
 
 public class ExCardListAdapter extends BaseQuickAdapter<ExCard, BaseViewHolder> {
 
@@ -29,13 +28,19 @@ public class ExCardListAdapter extends BaseQuickAdapter<ExCard, BaseViewHolder>
     protected void convert(BaseViewHolder helper, ExCard item) {
         helper.setText(R.id.ex_card_name, item.getName());
         helper.setText(R.id.ex_card_description, item.getDescription());
-        ImageView imageview = helper.getView(R.id.ex_card_image);
-        //the function cn.garymb.ygomobile.loader.ImageLoader.bindT(...)
-        //cn.garymb.ygomobile.loader.ImageLoader.setDefaults(...)
-        //is a private function,so I copied the content of it to here
-        RequestBuilder<Drawable> resource = GlideCompat.with(imageview.getContext()).load(item.getImageUrl());
-        resource.placeholder(R.drawable.unknown);
-        resource.error(R.drawable.unknown);
-        resource.into(imageview);
+
+        if (item.isUpdatingLog()) {
+            helper.setGone(R.id.ex_card_image, true);
+        } else {
+            helper.setGone(R.id.ex_card_image, false);
+            ImageView imageview = helper.getView(R.id.ex_card_image);
+            //the function cn.garymb.ygomobile.loader.ImageLoader.bindT(...)
+            //cn.garymb.ygomobile.loader.ImageLoader.setDefaults(...)
+            //is a private function,so I copied the content of it to here
+            RequestBuilder<Drawable> resource = GlideCompat.with(imageview.getContext()).load(item.getImageUrl());
+            resource.placeholder(R.drawable.unknown);
+            resource.error(R.drawable.unknown);
+            resource.into(imageview);
+        }
     }
 }

mobile/src/main/java/cn/garymb/ygomobile/ex_card/ExCardLogAdapter.java

+package cn.garymb.ygomobile.ex_card;
+
+import android.content.Context;
+import android.graphics.Typeface;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseExpandableListAdapter;
+import android.widget.TextView;
+
+import java.util.List;
+
+import cn.garymb.ygomobile.lite.R;
+
+public class ExCardLogAdapter extends BaseExpandableListAdapter {
+
+    public ExCardLogAdapter(Context context, List<ExCardLogItem> expandalbeList) {
+        this.expandalbeList = expandalbeList;
+        this.context = context;
+    }
+
+    private Context context;
+    private List<ExCardLogItem> expandalbeList;
+
+
+    @Override
+    public int getChildrenCount(int groupPosition) {
+        return this.expandalbeList.get(groupPosition).getCount();
+    }
+
+    @Override
+    public Object getChild(int groupPosition, int childPosition) {
+        return expandalbeList.get(groupPosition).getLogs().get(childPosition);
+    }
+
+    @Override
+    public long getChildId(int groupPosition, int childPosition) {
+        return childPosition;
+    }
+
+    @Override
+    public View getChildView(int groupPosition, int childPosition, boolean isLastChild, View convertView, ViewGroup parent) {
+        Object result = getChild(groupPosition, childPosition);
+        if (convertView == null) {
+            LayoutInflater layoutInflater = (LayoutInflater) this.context
+                    .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+            convertView = layoutInflater.inflate(R.layout.item_log, null);
+        }
+
+        TextView expandedListTextView = (TextView) convertView
+                .findViewById(R.id.expandedListItem);
+        expandedListTextView.setText(expandalbeList.get(groupPosition).getLogs().get(childPosition));
+        return convertView;
+
+    }
+
+    @Override
+    public int getGroupCount() {
+        return this.expandalbeList.size();
+    }
+
+    @Override
+    public Object getGroup(int groupPosition) {
+        return this.expandalbeList.get(groupPosition);
+    }
+
+    @Override
+    public long getGroupId(int groupPosition) {
+        return groupPosition;
+    }
+
+    @Override
+    public View getGroupView(int groupPosition, boolean isExpanded, View convertView, ViewGroup parent) {
+        if (convertView == null) {
+            LayoutInflater layoutInflater = (LayoutInflater) this.context.
+                    getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+            convertView = layoutInflater.inflate(R.layout.item_log_group, null);
+        }
+        TextView listTitleTextView = (TextView) convertView
+                .findViewById(R.id.listTitle);
+        if(groupPosition == 0){
+            listTitleTextView.setTextSize(15);
+        }else{
+            listTitleTextView.setTextSize(12);
+        }
+        listTitleTextView.setTypeface(null, Typeface.BOLD);
+        listTitleTextView.setText(expandalbeList.get(groupPosition).getDateTime());
+        return convertView;
+    }
+
+    @Override
+    public boolean isChildSelectable(int groupPosition, int childPosition) {
+        return false;
+    }
+
+
+    @Override
+    public boolean hasStableIds() {
+        return false;
+    }
+}

mobile/src/main/java/cn/garymb/ygomobile/ex_card/ExCardLogItem.java

+package cn.garymb.ygomobile.ex_card;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.util.List;
+
+public class ExCardLogItem implements Parcelable {
+    private int count;
+    private String dateTime;
+    private List<String> logs;
+
+    public ExCardLogItem(int count, String dateTime, List<String> logs) {
+        this.count = count;
+        this.dateTime = dateTime;
+        this.logs = logs;
+    }
+
+    protected ExCardLogItem(Parcel in) {
+        count = in.readInt();
+        dateTime = in.readString();
+        logs = in.createStringArrayList();
+    }
+
+    public static final Creator<ExCardLogItem> CREATOR = new Creator<ExCardLogItem>() {
+        @Override
+        public ExCardLogItem createFromParcel(Parcel in) {
+            return new ExCardLogItem(in);
+        }
+
+        @Override
+        public ExCardLogItem[] newArray(int size) {
+            return new ExCardLogItem[size];
+        }
+    };
+
+    public String getDateTime() {
+        return dateTime;
+    }
+
+    public void setDateTime(String dateTime) {
+        this.dateTime = dateTime;
+    }
+
+    public int getCount() {
+        return count;
+    }
+
+    public void setCount(int count) {
+        this.count = count;
+    }
+
+    public List<String> getLogs() {
+        return logs;
+    }
+
+    public void setLogs(List<String> logs) {
+        this.logs = logs;
+    }
+
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel dest, int flags) {
+        dest.writeInt(count);
+        dest.writeString(dateTime);
+        dest.writeStringList(logs);
+    }
+}

mobile/src/main/java/cn/garymb/ygomobile/ui/activities/WebActivity.java

@@ -50,7 +50,8 @@ import ocgcore.DataManager;
 import ocgcore.data.Card;
 
 public class WebActivity extends BaseActivity {
-    public static String dataVer;
+    /* 全局存储了扩展卡版本号，会被其他activity使用 */
+    private static String exCardVer;
     private WebViewPlus mWebViewPlus;
     private String mUrl;
     private String mTitle;
@@ -99,7 +100,7 @@ public class WebActivity extends BaseActivity {
                         servername = "Mercury23333 OCG/TCG Pre-release";
                     AddServer(servername, "s1.ygo233.com", 23333, "Knight of Hanoi");
                     btn_download.setVisibility(View.GONE);
-                    SharedPreferenceUtil.setExpansionDataVer(WebActivity.dataVer);
+                    SharedPreferenceUtil.setExpansionDataVer(WebActivity.exCardVer);
                     break;
                 case UnzipUtils.ZIP_UNZIP_EXCEPTION:
                     Toast.makeText(getContext(), getString(R.string.install_failed_bcos) + msg.obj, Toast.LENGTH_SHORT).show();

mobile/src/main/java/cn/garymb/ygomobile/ui/adapters/ServerListAdapter.java

 package cn.garymb.ygomobile.ui.adapters;
 
+import static cn.garymb.ygomobile.utils.BitmapUtil.getPaint;
+
 import android.content.Context;
-import android.content.Intent;
-import android.net.Uri;
-import android.os.Build;
-import android.provider.Settings;
+import android.graphics.Paint;
+import android.util.Log;
 import android.view.View;
 
 import androidx.annotation.NonNull;
-import androidx.transition.Visibility;
 
 import com.chad.library.adapter.base.viewholder.BaseViewHolder;
 import com.tubb.smrv.SwipeHorizontalMenuLayout;
 
 import org.greenrobot.eventbus.EventBus;
 
+import cn.garymb.ygomobile.AppsSettings;
+import cn.garymb.ygomobile.Constants;
 import cn.garymb.ygomobile.bean.ServerInfo;
 import cn.garymb.ygomobile.bean.events.ServerInfoEvent;
 import cn.garymb.ygomobile.lite.R;
-import cn.garymb.ygomobile.ui.plus.DialogPlus;
+import cn.garymb.ygomobile.utils.ServerUtil;
 
 public class ServerListAdapter extends BaseRecyclerAdapterPlus<ServerInfo, BaseViewHolder> {
     public ServerListAdapter(Context context) {
@@ -64,25 +65,26 @@ public class ServerListAdapter extends BaseRecyclerAdapterPlus<ServerInfo, BaseV
     public void bindMenu() {
         addChildClickViewIds(R.id.smContentView, R.id.btn_edit_delete, R.id.btn_delete, R.id.iv_fond);
         setOnItemChildClickListener((adapter, view, position) -> {
+            ServerInfo serverInfo = (ServerInfo) adapter.getData().get(position);
             switch (view.getId()) {
                 case R.id.smContentView:
-                    ServerInfoEvent event = new ServerInfoEvent(position, false);
-                    event.join = true;
-                    EventBus.getDefault().post(event);
+                    ServerInfoEvent serverInfoEvent = new ServerInfoEvent(position, false, serverInfo);
+                    serverInfoEvent.join = true;
+                    EventBus.getDefault().post(serverInfoEvent);//在cn.garymb.ygomobile.ui.home.HomeFragment.onServerInfoEvent监听
                     SwipeHorizontalMenuLayout menuLayout = (SwipeHorizontalMenuLayout) adapter.getViewByPosition(position, R.id.swipe_layout);
                     if (menuLayout.isMenuOpen()) {
                         menuLayout.smoothCloseMenu();
                     }
                     break;
                 case R.id.btn_edit_delete:
-                    EventBus.getDefault().post(new ServerInfoEvent(position, false));
+                    EventBus.getDefault().post(new ServerInfoEvent(position, false, serverInfo));
                     SwipeHorizontalMenuLayout menuLayout1 = (SwipeHorizontalMenuLayout) adapter.getViewByPosition(position, R.id.swipe_layout);
                     if (menuLayout1.isMenuOpen()) {
                         menuLayout1.smoothCloseMenu();
                     }
                     break;
                 case R.id.btn_delete:
-                    EventBus.getDefault().post(new ServerInfoEvent(position, true));
+                    EventBus.getDefault().post(new ServerInfoEvent(position, true, serverInfo));
                     SwipeHorizontalMenuLayout menuLayout2 = (SwipeHorizontalMenuLayout) adapter.getViewByPosition(position, R.id.swipe_layout);
 
                     if (menuLayout2.isMenuOpen()) {
@@ -122,6 +124,19 @@ public class ServerListAdapter extends BaseRecyclerAdapterPlus<ServerInfo, BaseV
         } else {
             baseViewHolder.findView(R.id.iv_fond).setVisibility(View.GONE);
         }
+
+        if (ServerUtil.isPreServer(serverInfo.getPort(), serverInfo.getServerAddr())) {
+            if (!AppsSettings.get().isReadExpansions() || ServerUtil.exCardState != ServerUtil.ExCardState.UPDATED) {
+                Paint paint = getPaint(0);
+                baseViewHolder.getView(R.id.swipe_layout).setLayerType(View.LAYER_TYPE_HARDWARE, paint);
+            } else {
+                Paint paint = getPaint(1);
+                baseViewHolder.getView(R.id.swipe_layout).setLayerType(View.LAYER_TYPE_HARDWARE, paint);
+            }
+        } else {//假设先行卡item在某个postion，将其设为灰色后，如果移动先行卡item，填充该位置的其他item仍是灰色，因此需要显式设置
+            Paint paint = getPaint(1);
+            baseViewHolder.getView(R.id.swipe_layout).setLayerType(View.LAYER_TYPE_HARDWARE, paint);
+        }
     }
 }
 

mobile/src/main/java/cn/garymb/ygomobile/ui/home/HomeActivity.java

@@ -39,6 +39,7 @@ import cn.garymb.ygomobile.ui.plus.DialogPlus;
 import cn.garymb.ygomobile.ui.settings.SettingFragment;
 import cn.garymb.ygomobile.utils.OkhttpUtil;
 import cn.garymb.ygomobile.utils.ScreenUtil;
+import cn.garymb.ygomobile.utils.ServerUtil;
 import okhttp3.Call;
 import okhttp3.Callback;
 import okhttp3.Response;
@@ -114,6 +115,7 @@ public abstract class HomeActivity extends BaseActivity implements BottomNavigat
         //showNewbieGuide("homePage");
         initBottomNavigationBar();
         onNewIntent(getIntent());
+        ServerUtil.initExCardState();//检查扩展卡版本
     }
 
     @Override

mobile/src/main/java/cn/garymb/ygomobile/ui/home/HomeFragment.java

 package cn.garymb.ygomobile.ui.home;
 
 import static cn.garymb.ygomobile.Constants.ASSET_SERVER_LIST;
-import static cn.garymb.ygomobile.Constants.URL_YGO233_DATAVER;
 
 import android.annotation.SuppressLint;
 import android.content.Intent;
@@ -52,6 +51,7 @@ import java.io.FileInputStream;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.regex.Pattern;
 
 import cn.garymb.ygodata.YGOGameOptions;
 import cn.garymb.ygomobile.App;
@@ -65,7 +65,8 @@ import cn.garymb.ygomobile.bean.ServerList;
 import cn.garymb.ygomobile.bean.events.ServerInfoEvent;
 import cn.garymb.ygomobile.ex_card.ExCard;
 import cn.garymb.ygomobile.ex_card.ExCardActivity;
-import cn.garymb.ygomobile.lite.BuildConfig;
+import cn.garymb.ygomobile.bean.events.ExCardEvent;
+import cn.garymb.ygomobile.ex_card.ExCardLogItem;
 import cn.garymb.ygomobile.lite.R;
 import cn.garymb.ygomobile.loader.ImageLoader;
 import cn.garymb.ygomobile.ui.activities.WebActivity;
@@ -80,15 +81,11 @@ import cn.garymb.ygomobile.ui.plus.VUiKit;
 import cn.garymb.ygomobile.ui.widget.Shimmer;
 import cn.garymb.ygomobile.ui.widget.ShimmerTextView;
 import cn.garymb.ygomobile.utils.FileLogUtil;
-import cn.garymb.ygomobile.utils.OkhttpUtil;
-import cn.garymb.ygomobile.utils.SharedPreferenceUtil;
+import cn.garymb.ygomobile.utils.ServerUtil;
 import cn.garymb.ygomobile.utils.YGOUtil;
 import ocgcore.CardManager;
 import ocgcore.DataManager;
 import ocgcore.data.Card;
-import okhttp3.Call;
-import okhttp3.Callback;
-import okhttp3.Response;
 
 
 public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListener, View.OnClickListener {
@@ -98,7 +95,7 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
     private static final int TYPE_BANNER_QUERY_OK = 0;
     private static final int TYPE_BANNER_QUERY_EXCEPTION = 1;
     private static final int TYPE_RES_LOADING_OK = 2;
-    private static final int TYPE_GET_DATA_VER_OK = 3;
+    public static final int TYPE_GET_DATA_VER_OK = 3;
     private static final String ARG_MC_NEWS_LIST = "mcNewsList";
     private boolean isMcNewsLoadException = false;
 
@@ -150,7 +147,8 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
         if (!EventBus.getDefault().isRegistered(this)) {//加上判断
             EventBus.getDefault().register(this);
         }
-        showExNew();
+        changeExCardNewMark();
+        changeColor();
         //showNewbieGuide("homePage");
         return layoutView;
     }
@@ -273,44 +271,46 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
                     tv_banner_loading.setText(R.string.loading_failed);
                     isMcNewsLoadException = true;
                     break;
-                case TYPE_GET_DATA_VER_OK:
-                    WebActivity.dataVer = msg.obj.toString();
-                    String oldVer = SharedPreferenceUtil.getExpansionDataVer();
-                    if (!TextUtils.isEmpty(WebActivity.dataVer)) {
-                        if (!WebActivity.dataVer.equals(oldVer)) {
-                            ll_new_notice.setVisibility(View.VISIBLE);
-                        } else {
-                            ll_new_notice.setVisibility(View.GONE);
-                        }
-                    } else {
-                        showExNew();
-                        ll_new_notice.setVisibility(View.GONE);
-                    }
+
             }
 
         }
     };
 
-    public void showExNew() {
-        if (AppsSettings.get().isReadExpansions()) {
-            OkhttpUtil.get(URL_YGO233_DATAVER, new Callback() {
-                @Override
-                public void onFailure(Call call, IOException e) {
-                    Log.i(BuildConfig.VERSION_NAME, "error" + e);
-                }
 
-                @Override
-                public void onResponse(Call call, Response response) throws IOException {
-                    String json = response.body().string();
-                    Message message = new Message();
-                    message.what = TYPE_GET_DATA_VER_OK;
-                    message.obj = json;
-                    handler.sendMessage(message);
-                }
-            });
+    /**
+     * 通过http访问web读取先行卡版本号。
+     * 读取结果通过handler发到ui线程
+     * 注意在ExCardActivity中包含一个相同实现
+     */
+    public void changeExCardNewMark() {
+        Log.i("webCrawler", "excard version " + ServerUtil.exCardState);
+        if (ServerUtil.exCardState == ServerUtil.ExCardState.UPDATED) {
+            ll_new_notice.setVisibility(View.GONE);
+        } else if (ServerUtil.exCardState == ServerUtil.ExCardState.NEED_UPDATE) {
+            ll_new_notice.setVisibility(View.VISIBLE);
+        } else if (ServerUtil.exCardState == ServerUtil.ExCardState.ERROR) {
+            Toast.makeText(getActivity(), "无法获取服务器先行卡信息", Toast.LENGTH_LONG).show();
+            ll_new_notice.setVisibility(View.GONE);
         }
+
+    }
+
+    private void changeColor() {
+        /* 同步设置服务器列表的状态，在syncLoadData()里更新recyclerview的数据，在更新数据时convert()方法自动更改item的颜色 */
+        mServerListManager.syncLoadData();
+
+        /* 改变“扩展卡下载”按钮的颜色 */
+//        if (AppsSettings.get().isReadExpansions()) {
+//            Paint paint = getPaint(1);
+//            cv_download_ex.setLayerType(View.LAYER_TYPE_HARDWARE, paint);
+//        } else {
+//            Paint paint = getPaint(0);
+//            cv_download_ex.setLayerType(View.LAYER_TYPE_HARDWARE, paint);
+//        }
     }
 
+
     private void findMcNews() {
         isMcNewsLoadException = false;
         tv_banner_loading.setVisibility(View.VISIBLE);
@@ -572,8 +572,22 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
         return Util.isContextExisted(getActivity());
     }
 
+
+    @Subscribe(threadMode = ThreadMode.MAIN)
+    public void onMessageReceived(ExCardEvent event) {
+        Log.i("webCrawler", "event received " + event.getType());
+        if (event.getType() == ExCardEvent.EventType.exCardPackageChange) {
+            changeExCardNewMark();
+            changeColor();
+        } else if (event.getType() == ExCardEvent.EventType.exCardPrefChange) {
+            /* 可以设置在不开启扩展卡的情况下“扩展卡下载”图标是否显示为灰色 */
+            changeColor();
+        }
+    }
+
     @Subscribe(threadMode = ThreadMode.MAIN)
     public void onServerInfoEvent(ServerInfoEvent event) {
+        Log.i("webCrawler", "dialog");
         if (event.delete) {
             DialogPlus dialogPlus = new DialogPlus(getContext());
             dialogPlus.setTitle(R.string.question);
@@ -588,11 +602,22 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
             dialogPlus.setOnCloseLinster(null);
             dialogPlus.show();
         } else if (event.join) {
-            joinRoom(event.position);
+            if (ServerUtil.isPreServer(event.serverInfo.getPort(), event.serverInfo.getServerAddr())) {
+                joinRoom(event.position);
+                //如果是先行卡服务器，并且未开启先行卡设置，则通过toast提示
+                if (!AppsSettings.get().isReadExpansions()) {
+                    Toast.makeText(getActivity(), R.string.ypk_go_setting, Toast.LENGTH_LONG).show();
+                } else if (ServerUtil.exCardState != ServerUtil.ExCardState.UPDATED) {
+                    //如果是先行卡服务器，并且未开启下载先行卡，则通过toast提示
+                    Toast.makeText(getActivity(), R.string.ex_card_check_toast_message, Toast.LENGTH_LONG).show();
+                }
+            }
+
             //showNewbieGuide("joinRoom");
         } else {
             mServerListManager.showEditDialog(event.position);
         }
+
     }
 
     public void setRandomCardDetail() {
@@ -701,6 +726,10 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
                 YGOStarter.startGame(getActivity(), null, "-k", "-s");
                 break;
             case R.id.action_download_ex:
+//                if (!AppsSettings.get().isReadExpansions()) {//如果未开启扩展卡设置，直接跳过
+//                    Toast.makeText(getActivity(), R.string.ypk_go_setting, Toast.LENGTH_LONG).show();
+//                    break;
+//                }
                 //using Web crawler to extract the information of pre card
                 final DialogPlus dialog_read_ex = DialogPlus.show(getContext(), null, getContext().getString(R.string.fetch_ex_card));
                 VUiKit.defer().when(() -> {
@@ -708,27 +737,54 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
                     //Connect to the website
                     Document document = Jsoup.connect(aurl).get();
                     Element pre_card_content = document.getElementById("pre_release_cards");
+                    Element pre_update_log = document.getElementById("pre_update_log");
                     Element tbody = pre_card_content.getElementsByTag("tbody").get(0);
                     Elements cards = tbody.getElementsByTag("tr");
-                    if (cards.size() > 300) {//Considering the efficiency of html parse, if the size of
+                    if (cards.size() > 1000) {//Considering the efficiency of html parse, if the size of
                         // pre cards list is to large, return null directly.
                         return null;
                     }
-                    ArrayList<ExCard> exCards = new ArrayList<>();
+                    ArrayList<ExCard> exCardList = new ArrayList<>();
                     for (Element card : cards) {
                         Elements card_attributes = card.getElementsByTag("td");
                         String imageUrl = card_attributes.get(0).getElementsByTag("a").attr("href");
                         String name = card_attributes.get(1).text();
                         String description = card_attributes.get(2).text();
-                        ExCard exCard = new ExCard(name, imageUrl, description);
-                        exCards.add(exCard);
+                        ExCard exCard = new ExCard(name, imageUrl, description, 0);
+                        exCardList.add(exCard);
 
                     }
-                    Log.i("webCrawler", exCards.toString());
-                    if (exCards.isEmpty()) {
+
+                    ArrayList<ExCardLogItem> exCardLogList = new ArrayList<>();
+                    exCardLogList.add(new ExCardLogItem(0, getString(R.string.ex_card_log_title), new ArrayList<>()));
+                    Elements cardLogElements = pre_update_log.select("ul[class=auto-generated]").get(0).getElementsByTag("li");
+                    pre_update_log.getElementsByTag("ul");
+                    for (Element cardLog : cardLogElements) {
+                        String judgeData = cardLog.toString();
+                        Pattern p = Pattern.compile("<li>\\d{4}");
+                        boolean result = p.matcher(judgeData).find();
+                        if (result) {
+                            Elements logItems = cardLog.getElementsByTag("li");
+                            List<String> logs = new ArrayList<>();
+                            logItems.get(0).select("ul").remove();
+                            String dateTime = logItems.get(0).text();
+                            for (int i = 1; i < logItems.size(); i++) {
+                                logs.add(logItems.get(i).text());
+
+                            }
+                            exCardLogList.add(new ExCardLogItem(logs.size(), dateTime, logs));
+                        } else {
+                            continue;
+                        }
+                    }
+
+                    Intent intent = new Intent(getActivity(), ExCardActivity.class);
+                    intent.putParcelableArrayListExtra("exCardLogList", exCardLogList);
+                    intent.putParcelableArrayListExtra("exCardList", exCardList);
+                    if (exCardList.isEmpty() && exCardLogList.isEmpty()) {
                         return null;
                     } else {
-                        return exCards;
+                        return intent;
                     }
 
                 }).fail((e) -> {
@@ -748,12 +804,10 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
                     WebActivity.open(getContext(), getString(R.string.action_download_expansions), aurl);
                     ll_new_notice.setVisibility(View.GONE);
                     Log.i("webCrawler", "webCrawler fail");
-                }).done((tmp) -> {
-                    if (tmp != null) {
+                }).done(intent -> {
+
+                    if (intent != null) {
                         Log.i("webCrawler", "webCrawler done");
-                        Intent intent = new Intent(getActivity(), ExCardActivity.class);
-                        //intent.putExtra("exCards", tmp);
-                        intent.putParcelableArrayListExtra("exCards", tmp);
                         startActivity(intent);
                     } else {
                         //If the crawler process cannot return right ex-card data,
@@ -764,6 +818,7 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
                             aurl = aurl + "#pre_update_title";
                         }
                         WebActivity.open(getContext(), getString(R.string.action_download_expansions), aurl);
+                        ll_new_notice.setVisibility(View.GONE);
                         Log.i("webCrawler", "webCrawler cannot return ex-card data");
                     }
                     //关闭异常
@@ -774,7 +829,6 @@ public class HomeFragment extends BaseFragemnt implements OnDuelAssistantListene
                         } catch (Exception ex) {
                         }
                     }
-                    ll_new_notice.setVisibility(View.GONE);
                 });
 
                 break;

mobile/src/main/java/cn/garymb/ygomobile/ui/home/ServerListManager.java

@@ -44,8 +44,8 @@ public class ServerListManager {
 
     public void syncLoadData() {
         VUiKit.defer().when(() -> {
-            ServerList assetList = readList(getContext().getAssets().open(ASSET_SERVER_LIST));
-            ServerList fileList = xmlFile.exists() ? readList(new FileInputStream(xmlFile)) : null;
+            ServerList assetList = readList(getContext().getAssets().open(ASSET_SERVER_LIST));//程序asset文件夹下的serverlist.xml
+            ServerList fileList = xmlFile.exists() ? readList(new FileInputStream(xmlFile)) : null;//文件系统中的server-list.xml
             if (fileList == null) {
                 return assetList;
             }

mobile/src/main/java/cn/garymb/ygomobile/ui/settings/SettingFragment.java

@@ -63,6 +63,8 @@ import android.widget.Toast;
 import com.bumptech.glide.load.engine.DiskCacheStrategy;
 import com.bumptech.glide.signature.MediaStoreSignature;
 
+import org.greenrobot.eventbus.EventBus;
+
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
@@ -72,6 +74,7 @@ import java.util.List;
 
 import cn.garymb.ygomobile.AppsSettings;
 import cn.garymb.ygomobile.Constants;
+import cn.garymb.ygomobile.bean.events.ExCardEvent;
 import cn.garymb.ygomobile.lite.BuildConfig;
 import cn.garymb.ygomobile.lite.R;
 import cn.garymb.ygomobile.ui.adapters.SimpleListAdapter;
@@ -81,6 +84,8 @@ import cn.garymb.ygomobile.ui.plus.VUiKit;
 import cn.garymb.ygomobile.utils.FileUtils;
 import cn.garymb.ygomobile.utils.IOUtils;
 import cn.garymb.ygomobile.utils.OkhttpUtil;
+import cn.garymb.ygomobile.utils.ServerUtil;
+import cn.garymb.ygomobile.utils.SharedPreferenceUtil;
 import cn.garymb.ygomobile.utils.SystemUtils;
 import cn.garymb.ygomobile.utils.glide.GlideCompat;
 import ocgcore.DataManager;
@@ -165,7 +170,6 @@ public class SettingFragment extends PreferenceFragmentPlus {
         bind(PREF_DEL_EX, getString(R.string.about_delete_ex));
         bind(PERF_TEST_REPLACE_KERNEL, "需root权限，请在开发者的指导下食用");
         bind(PREF_WINDOW_TOP_BOTTOM, "" + mSettings.getScreenPadding());
-        bind(PREF_DATA_LANGUAGE, "" + mSettings.getDataLanguage());
         Preference preference = findPreference(PREF_READ_EX);
         if (preference != null) {
             preference.setSummary(mSettings.getExpansionsPath().getAbsolutePath());
@@ -215,6 +219,11 @@ public class SettingFragment extends PreferenceFragmentPlus {
                 if (preference.getKey().equals(PREF_READ_EX)) {
                     //设置使用额外卡库后重新加载卡片数据
                     DataManager.get().load(true);
+                    EventBus.getDefault().postSticky(new ExCardEvent(ExCardEvent.EventType.exCardPrefChange));
+                    /* TODO 考虑以下特殊情况，用户在未开启先行卡的情况下，下载了先行卡包，之后跳转到设置页面，勾选开启先行卡后，DataManager自动安装，但此时本地的先行卡版本号尚未更新。
+                    先行卡，此时应更新先行卡状态
+                     */
+                    ServerUtil.initExCardState();
                 }
                 //开关决斗助手
                 if (preference.getKey().equals(PREF_START_SERVICEDUELASSISTANT)) {
@@ -288,6 +297,7 @@ public class SettingFragment extends PreferenceFragmentPlus {
                     message.what = TYPE_SETTING_GET_VERSION_FAILED;
                     message.obj = e;
                     handler.sendMessage(message);
+                    Log.i(BuildConfig.VERSION_NAME, "error" + e);
                 }
 
                 @Override
@@ -317,6 +327,7 @@ public class SettingFragment extends PreferenceFragmentPlus {
             ListView listView = dialog.bind(R.id.room_list);
             listView.setAdapter(simpleListAdapter);
             listView.setOnItemLongClickListener((a, v, i, index) -> {
+                /* 删除先行卡 */
                 String name = simpleListAdapter.getItemById(index);
                 int pos = simpleListAdapter.findItem(name);
                 if (pos >= 0) {
@@ -325,6 +336,9 @@ public class SettingFragment extends PreferenceFragmentPlus {
                     FileUtils.delFile(mSettings.getExpansionsPath().getAbsolutePath() + "/" + name);
                     DataManager.get().load(true);
                     Toast.makeText(getContext(), R.string.done, Toast.LENGTH_LONG).show();
+                    SharedPreferenceUtil.setExpansionDataVer(null);//删除先行卡后，更新版本状态
+                    ServerUtil.exCardState = ServerUtil.ExCardState.NEED_UPDATE;
+                    EventBus.getDefault().postSticky(new ExCardEvent(ExCardEvent.EventType.exCardPackageChange));//删除后，通知UI做更新
                 }
                 return true;
             });

mobile/src/main/java/cn/garymb/ygomobile/utils/BitmapUtil.java

@@ -6,6 +6,8 @@ import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.Canvas;
+import android.graphics.ColorMatrix;
+import android.graphics.ColorMatrixColorFilter;
 import android.graphics.Paint;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
@@ -224,4 +226,12 @@ public class BitmapUtil {
         return bitmap;
     }
 
+    public static Paint getPaint(int saturation){
+         Paint mPaint = new Paint();
+        ColorMatrix cm = new ColorMatrix();
+        cm.setSaturation(saturation);
+        mPaint.setColorFilter(new ColorMatrixColorFilter(cm));
+        return mPaint;
+    }
+
 }

mobile/src/main/java/cn/garymb/ygomobile/utils/ServerUtil.java

+package cn.garymb.ygomobile.utils;
+
+import static cn.garymb.ygomobile.Constants.URL_YGO233_DATAVER;
+
+import android.text.TextUtils;
+import android.util.Log;
+
+import java.io.IOException;
+
+import cn.garymb.ygomobile.Constants;
+import cn.garymb.ygomobile.lite.BuildConfig;
+import okhttp3.Call;
+import okhttp3.Callback;
+import okhttp3.Response;
+
+public class ServerUtil {
+    public enum ExCardState {
+        /* 已安装最新版扩展卡，扩展卡不是最新版本，无法查询到服务器版本 */
+        UPDATED, NEED_UPDATE, ERROR;
+    }
+
+    /* 存储了当前先行卡是否需要更新的状态，UI逻辑直接读取该变量就能获知是否已安装先行卡 */
+    public static ExCardState exCardState = ExCardState.ERROR;
+    public static String serverExCardVersion = "";
+
+    /**
+     * 在可能更改先行卡状态的操作后调用，
+     * 删除先行卡时入参为null，
+     * 安装先行卡时入参为版本号
+     *
+     */
+
+
+    /**
+     * 初始化本地先行卡版本的状态，
+     * 比对服务器的先行卡版本号与本地先行卡版本号，
+     * 更新全局变量exCardVersion（如删除先行卡、重新安装先行卡等）
+     */
+    public static void initExCardState() {
+        String oldVer = SharedPreferenceUtil.getExpansionDataVer();
+        Log.i("webCrawler", "old pre-card version:" + oldVer);
+        OkhttpUtil.get(URL_YGO233_DATAVER, new Callback() {
+            @Override
+            public void onFailure(Call call, IOException e) {
+                exCardState = ExCardState.ERROR;
+                serverExCardVersion = "";
+                Log.i(BuildConfig.VERSION_NAME, "error" + e);
+                Log.i("webCrawler", "network failed, pre-card version:" + exCardState);
+            }
+
+            @Override
+            public void onResponse(Call call, Response response) throws IOException {
+                String newVer = response.body().string();
+                serverExCardVersion = newVer;
+
+                Log.i("webCrawler", "pre-card version:" + newVer);
+                if (!TextUtils.isEmpty(newVer)) {
+
+                    if (!newVer.equals(oldVer)) {//如果oldVer为null，也会触发
+                        exCardState = ExCardState.NEED_UPDATE;
+                    } else {
+                        exCardState = ExCardState.UPDATED;
+                    }
+                } else {
+                    exCardState = ExCardState.ERROR;
+                }
+            }
+        });
+    }
+
+    public static boolean isPreServer(int port, String addr) {
+        if ((port == Constants.PORT_YGO233 && addr.equals(Constants.URL_YGO233_1)) ||
+                (port == Constants.PORT_YGO233 && addr.equals(Constants.URL_YGO233_2))) {
+            return true;
+        } else {
+            return false;
+        }
+    }
+}

mobile/src/main/java/ocgcore/DataManager.java

 package ocgcore;
 
+import android.util.Log;
+
 import cn.garymb.ygomobile.AppsSettings;
 import cn.garymb.ygomobile.loader.CardLoader;
 
@@ -45,6 +47,8 @@ public class DataManager {
     private boolean mInit;
 
     public void load(boolean force) {
+
+        Log.i("webCrawler", "DataManager load data");
         boolean needLoad = false;
         synchronized (this) {
             if (!mInit || force) {

mobile/src/main/res/layout/activity_ex_card.xml

 <?xml version="1.0" encoding="utf-8"?>
-<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:background="@drawable/bg3">
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:background="#aa000000" />
+    android:layout_height="match_parent">
 
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:orientation="vertical">
-
+        <ExpandableListView
+            android:id="@+id/expandableListView"
+            android:layout_height="0dp"
+            android:layout_width="match_parent"
+            android:layout_weight="3"
+            android:indicatorLeft="?android:attr/expandableListPreferredItemIndicatorLeft"
+            android:divider="@android:color/darker_gray"
+            android:dividerHeight="0.5dp" />
 
         <com.tubb.smrv.SwipeMenuRecyclerView
             android:id="@+id/list_ex_cards"
             android:layout_width="match_parent"
-            android:layout_height="match_parent"
+            android:layout_height="0dp"
+            android:layout_weight="13"
             android:divider="@android:color/transparent"
             android:dividerHeight="4dp"
             android:padding="5dp"
             android:scrollbars="vertical" />
-    </LinearLayout>
-
-    <LinearLayout
-        android:id="@+id/web_btn_bar"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_gravity="bottom"
-        android:orientation="horizontal">
 
         <Button
             android:id="@+id/web_btn_download_prerelease"
             android:layout_width="match_parent"
-            android:layout_height="wrap_content"
+            android:layout_height="0dp"
+            android:layout_weight="1"
             android:background="@drawable/button_bg"
             android:text="@string/Download" />
-
     </LinearLayout>
-
-</androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file
+</LinearLayout>
\ No newline at end of file

mobile/src/main/res/layout/item_ex_card.xml

@@ -12,10 +12,8 @@
         android:id="@+id/ex_card_image"
         android:layout_width="@dimen/card_width_middle"
         android:layout_height="@dimen/card_height_middle"
-        android:layout_centerInParent="true"
-        android:layout_gravity="center_vertical"
+        android:paddingTop="5dp"
         android:scaleType="fitXY"
-        android:paddingRight="10dp"
         tools:src="@drawable/unknown" />
 
     <LinearLayout

mobile/src/main/res/layout/item_log.xml

+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical">
+
+    <TextView
+        android:id="@+id/expandedListItem"
+        android:layout_width="fill_parent"
+        android:layout_height="wrap_content"
+        android:paddingLeft="?android:attr/expandableListPreferredChildPaddingLeft"
+        android:paddingTop="2dp"
+        android:paddingBottom="2dp" />
+
+</LinearLayout>
\ No newline at end of file

mobile/src/main/res/layout/item_log_group.xml

+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <TextView
+        android:id="@+id/listTitle"
+        android:layout_width="fill_parent"
+        android:layout_height="wrap_content"
+        android:paddingLeft="?android:attr/expandableListPreferredItemPaddingLeft"
+        android:paddingTop="10dp"
+        android:paddingBottom="10dp"
+        android:textColor="@color/item_title"/>
+
+</LinearLayout>

mobile/src/main/res/values-ko/strings.xml

@@ -39,6 +39,9 @@
     <string name="back_tip">뒤로가기 키를 한번 더 누르시면 앱이 종료됩니다</string>
     <string name="string_help_text">현재 앱에 필요한 권한이 없습니다. \n설정 - 권한 - 필요한 권한 얻기를 터치하십시오.</string>
     <string name="fetch_ex_card">확장 카드 불러오는 중</string>
+    <string name="ex_card_log_title">update log</string>
+    <string name="ex_card_check_toast_message">To use it, We recommend you to download the pre-card setting in the pre-card download page unless you have installed pre-card in another way.</string>
+
     <!-- settings -->
     <string name="settings_about">정보</string>
     <string name="settings_about_sub_about">정보</string>
@@ -297,7 +300,8 @@
     <string name="tip_return_to_duel">현재 게임으로 돌아왔습니다</string>
     <string name="my_favorites">즐겨 찾기★</string>
     <string name="ypk_installed">확장 카드 팩 파일이 설치되었습니다</string>
-    <string name="ypk_go_setting">확장 카드 팩을 사용하려면 확장 카드 팩이 활성화되어 있어야합니다</string>
+    <!--<string name="ypk_go_setting">확장 카드 팩을 사용하려면 확장 카드 팩이 활성화되어 있어야합니다</string>-->
+    <string name="ypk_go_setting">To use it, We recommend you to check \"Use Expansions\" unless you have installed pre-card in another way</string>
     <string name="ypk_delete">해당 이름을 길게 눌러 삭제합니다e</string>
     <string name="install_failed_bcos">설치에 실패했습니다. 이유:</string>
     <string name="deck_back_up">백업</string>

mobile/src/main/res/values-zh/strings.xml

@@ -39,6 +39,9 @@
     <string name="back_tip">请再按一次返回键退出</string>
     <string name="string_help_text">当前应用缺少必要权限。\n请点击 设置-权限 打开所需权限。</string>
     <string name="fetch_ex_card">读取先行卡</string>
+    <string name="ex_card_log_title">更新日志</string>
+    <string name="ex_card_check_toast_message">检测到未下载扩展卡，如果未通过其他途径安装扩展卡，建议在扩展卡页面下载</string>
+
     <!-- settings -->
     <string name="settings_about">关于</string>
     <string name="settings_about_sub_about">关于</string>
@@ -297,7 +300,7 @@
     <string name="tip_return_to_duel">已回到当前游戏</string>
     <string name="my_favorites">我的收藏★</string>
     <string name="ypk_installed">拓展卡包文件已安装</string>
-    <string name="ypk_go_setting">这是拓展卡包文件,要使用须启用扩展卡包</string>
+    <string name="ypk_go_setting">检测到未启用拓展卡包，如果未通过其他途径安装扩展卡，建议开启</string>
     <string name="ypk_delete">长按相应名称以删除</string>
     <string name="install_failed_bcos">安装失败，原因：</string>
     <string name="deck_back_up">备份</string>

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

@@ -45,7 +45,10 @@
     <string name="back_tip">Press back key again to exit.</string>
     <string name="string_help_text">The current application lacks the necessary permissions. \n
         please click Settings - permissions - open the required permissions.</string>
-    <string name="fetch_ex_card">Fetching ex-cards</string>
+    <string name="fetch_ex_card">Fetching pre-cards</string>
+    <string name="ex_card_log_title">update log</string>
+    <string name="ex_card_check_toast_message">To use it, We recommend you to download the pre-card setting in the pre-card download page unless you have installed pre-card in another way.</string>
+
     <!-- settings -->
     <string name="settings_about">About</string>
     <string name="settings_about_sub_about">About</string>
@@ -298,7 +301,7 @@
     <string name="tip_return_to_duel">Current game has been Returned</string>
     <string name="my_favorites">myFav★</string>
     <string name="ypk_installed">expansion file installed</string>
-    <string name="ypk_go_setting">check \"Use Expansions\" to use it</string>
+    <string name="ypk_go_setting">To use it, We recommend you to check \"Use Expansions\" unless you have installed pre-card in another way</string>
     <string name="ypk_delete">Long-press name to delete</string>
     <string name="install_failed_bcos">file install failed, because\:</string>
     <string name="deck_back_up">BackUp</string>
@@ -328,7 +331,7 @@
     <string name="guide_view_move_card">press a card to move it to other place\nlong-press this card to delete it</string>
     <string name="guide_view_banner">Mycard News, you can click to see\only in Chinese now, Sorry</string>
     <string name="title_delete_ex">delete expansions</string>
-    <string name="about_delete_ex">if you need to delte all expansion cards</string>
+    <string name="about_delete_ex">if you need to delete all expansion cards</string>
     <string name="file_installed">file loaded</string>
     <string name="ask_delete_ex">Click OK to confirm the deletion</string>
     <string name="label_ot_TCG">TCG</string>