update notebook title

app/src/main/java/org/houxg/leamonax/adapter/NotebookAdapter.java

@@ -14,6 +14,7 @@ import org.houxg.leamonax.database.AppDataBase;
 import org.houxg.leamonax.model.Notebook;
 import org.houxg.leamonax.service.AccountService;
 import org.houxg.leamonax.utils.CollectionUtils;
+import org.houxg.leamonax.utils.ToastUtils;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -113,14 +114,16 @@ public class NotebookAdapter extends RecyclerView.Adapter<NotebookAdapter.Notebo
         String notebookId = notebook.getNotebookId();
         boolean isSuper = isSuper(notebookId);
         boolean isSuperOrRoot = isSuper | mStack.isEmpty();
-        boolean hasChild = hasChild(notebookId);
+        final boolean hasChild = hasChild(notebookId);
         holder.placeholder.setVisibility(isSuperOrRoot ? View.GONE : View.VISIBLE);
-        holder.navigator.setVisibility(mCanOpenEmpty | hasChild ? View.VISIBLE : View.INVISIBLE);
         holder.navigator.setImageResource(isSuper ? R.drawable.ic_expanding : R.drawable.ic_expandable);
         holder.navigator.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
                 //TODO: arrow animation
+                if (!hasChild) {
+                    return;
+                }
                 if (isSuper(notebook.getNotebookId())) {
                     listUpper();
                 } else {
@@ -132,11 +135,19 @@ public class NotebookAdapter extends RecyclerView.Adapter<NotebookAdapter.Notebo
             @Override
             public void onClick(View v) {
                 if (mListener != null) {
-                    listChild(notebook);
                     mListener.onClickedNotebook(notebook);
                 }
             }
         });
+        holder.titleTv.setOnLongClickListener(new View.OnLongClickListener() {
+            @Override
+            public boolean onLongClick(View v) {
+                if (mListener != null) {
+                    mListener.onEditNotebook(notebook);
+                }
+                return true;
+            }
+        });
     }
 
     private boolean isSuper(String notebookId) {
@@ -197,6 +208,8 @@ public class NotebookAdapter extends RecyclerView.Adapter<NotebookAdapter.Notebo
         void onClickedNotebook(Notebook notebook);
 
         void onClickedAddNotebook(String parentNotebookId);
+
+        void onEditNotebook(Notebook notebook);
     }
 
     static class NotebookHolder extends RecyclerView.ViewHolder {

app/src/main/java/org/houxg/leamonax/network/api/NotebookApi.java

@@ -19,4 +19,9 @@ public interface NotebookApi {
 
     @POST("notebook/addNotebook")
     Call<Notebook> addNotebook(@Query("title") String title, @Query("parentNotebookId") String parentId);
+
+    @POST("notebook/updateNotebook")
+    Call<Notebook> updateNotebook(@Query("notebookId") String notebookId, @Query("title") String title,
+                                  @Query("parentNotebookId") String parentId, @Query("seq") int seq, @Query("usn") int usn);
+
 }

app/src/main/java/org/houxg/leamonax/service/NotebookService.java

@@ -36,4 +36,24 @@ public class NotebookService {
         Notebook notebook = AppDataBase.getNotebookByLocalId(notebookLocalId);
         return notebook != null ? notebook.getTitle() : "";
     }
+
+    public static Notebook updateNotebook(String title, Notebook notebook) {
+        Notebook newNotebook = RetrofitUtils.excute(ApiProvider.getInstance().getNotebookApi().
+                updateNotebook(notebook.getNotebookId(), title, notebook.getParentNotebookId(), notebook.getSeq(), notebook.getUsn()));
+        if (newNotebook == null) {
+            throw new IllegalStateException("Network error");
+        }
+        if (newNotebook.isOk()) {
+            Account account = AccountService.getCurrent();
+            if (notebook.getUsn() - account.getNotebookUsn() == 1) {
+                account.setNotebookUsn(notebook.getUsn());
+                account.save();
+            }
+            newNotebook.setId(notebook.getId());
+            newNotebook.update();
+            return notebook;
+        } else {
+            throw new IllegalStateException(notebook.getMsg());
+        }
+    }
 }

app/src/main/java/org/houxg/leamonax/ui/Navigation.java

@@ -43,6 +43,7 @@ import org.houxg.leamonax.service.AccountService;
 import org.houxg.leamonax.service.NotebookService;
 import org.houxg.leamonax.utils.DisplayUtils;
 import org.houxg.leamonax.utils.OpenUtils;
+import org.houxg.leamonax.utils.ToastUtils;
 import org.houxg.leamonax.widget.AlphabetDrawable;
 import org.houxg.leamonax.widget.TriangleView;
 
@@ -312,6 +313,25 @@ public class Navigation {
                         })
                         .show();
             }
+
+            @Override
+            public void onEditNotebook(final Notebook notebook) {
+                View view = LayoutInflater.from(mActivity).inflate(R.layout.dialog_sigle_edittext, null);
+                final EditText mEdit = (EditText) view.findViewById(R.id.edit);
+                mEdit.setText(notebook.getTitle());
+                mEdit.setSelection(notebook.getTitle().length());
+                new AlertDialog.Builder(mActivity)
+                        .setTitle(R.string.update_notebook_title)
+                        .setView(view)
+                        .setPositiveButton(R.string.confirm, new DialogInterface.OnClickListener() {
+                            @Override
+                            public void onClick(DialogInterface dialog, int which) {
+                                dialog.dismiss();
+                                updateNotebook(mEdit.getText().toString(), notebook);
+                            }
+                        })
+                        .show();
+            }
         });
         mNotebookRv.setAdapter(mNotebookAdapter);
         mNotebookAdapter.refresh();
@@ -323,7 +343,47 @@ public class Navigation {
         });
     }
 
+    private void updateNotebook(final String title, final Notebook notebook) {
+        if (TextUtils.isEmpty(title)) {
+            ToastUtils.show(mActivity, R.string.toast_notebook_title_not_empty);
+            return;
+        }
+        Observable.create(
+                new Observable.OnSubscribe<Notebook>() {
+                    @Override
+                    public void call(Subscriber<? super Notebook> subscriber) {
+                        if (!subscriber.isUnsubscribed()) {
+                            subscriber.onNext(NotebookService.updateNotebook(title, notebook));
+                            subscriber.onCompleted();
+                        }
+                    }
+                })
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe(new Observer<Notebook>() {
+                    @Override
+                    public void onCompleted() {
+
+                    }
+
+                    @Override
+                    public void onError(Throwable e) {
+                        e.printStackTrace();
+                    }
+
+                    @Override
+                    public void onNext(Notebook isSucceed) {
+                        mNotebookAdapter.refresh();
+                    }
+                });
+
+    }
+
     private void addNotebook(final String title, final String parentNotebookId) {
+        if (TextUtils.isEmpty(title)) {
+            ToastUtils.show(mActivity, R.string.toast_notebook_title_not_empty);
+            return;
+        }
         Observable.create(
                 new Observable.OnSubscribe<Notebook>() {
                     @Override

app/src/main/java/org/houxg/leamonax/utils/DialogUtils.java

@@ -75,6 +75,11 @@ public class DialogUtils {
             public void onClickedAddNotebook(String parentNotebookId) {
 
             }
+
+            @Override
+            public void onEditNotebook(Notebook notebook) {
+
+            }
         });
         dialog.show();
 

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

@@ -108,4 +108,6 @@
     <string name="host_example">登录接口地址将会是:\n%s/api/login</string>
     <string name="my_blog">我的博客</string>
     <string name="explore">蚂蚁笔记探索</string>
+    <string name="toast_notebook_title_not_empty">笔记本的名称不能为空</string>
+    <string name="update_notebook_title">修改笔记本的名称</string>
 </resources>

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

@@ -110,4 +110,6 @@
     <string name="host_example">For example, login api will be:\n%s/api/login</string>
     <string name="my_blog">My Blog</string>
     <string name="explore">Leanote Explore</string>
+    <string name="toast_notebook_title_not_empty">the notebook title can\'t empty</string>
+    <string name="update_notebook_title">Update notebook title</string>
 </resources>