Java Code Examples for com.avos.avoscloud.AVUser#getCurrentUser()

private void deleteFriend(final AVUser user) {
	new MyAsyncTask(context) {

		@Override
		protected void doInBack() throws Exception {
			// TODO Auto-generated method stub
			AVUser curUser = AVUser.getCurrentUser();
			CloudService.removeFriendForBoth(curUser, user);
		}

		@Override
		protected void onSucceed() {
			Utils.toast("删除成功");
			userAdapter.remove(user);
		}
	};
}
 

@Override
public void afterCreate()
{
	ActionBar actionBar = getSupportActionBar();
	if (actionBar != null) actionBar.setTitle("");
	User me = AVUser.getCurrentUser(User.class);
	if (me == null)
	{
		Toast.makeText(this, "请先进行登录,", Toast.LENGTH_SHORT).show();
		finish();
	}
	//初始化用户信息
	mTvUsername.setText(me.getUsername());
	AVFile avAvatar = me.getAvatar();
	if (avAvatar != null)
		PicassoUtils.displayFitImage(this, Uri.parse(avAvatar.getThumbnailUrl(true, Constant
						.AVATAR_WIDTH, Constant.AVATAR_HEIGHT)), mIvAvatar, null);
	//初始化事件
	initEvent();
	//初始化viewpager
	initViewPagerAndTabLayout();
}
 

/**
	 * 保存用户的位置
	 *
	 * @param longitude
	 * @param latitude
	 */
	public void updateLocation(double longitude, double latitude)
	{
		User user = AVUser.getCurrentUser(User.class);
//		Logger.e(user.getLocation()+"");
		user.setLocation(new AVGeoPoint(latitude, longitude));
		mUserBll.updateLocation(user)
						.subscribeOn(Schedulers.io())
						.observeOn(AndroidSchedulers.mainThread())
						.subscribe(new Action1<Void>()
						{
							@Override
							public void call(Void aVoid)
							{
//						Logger.e("更新定位成功");
							}
						}, new Action1<Throwable>()
						{
							@Override
							public void call(Throwable throwable)
							{
//						Logger.e("更新定位失败：" + throwable.getMessage());
							}
						});
	}
 

public void initData(Intent intent) {
		mCurUser = AVUser.getCurrentUser();
		mDbHelper = new DBHelper(ctx, "chat.db", 1);
		int roomTypeInt = intent.getIntExtra(ROOM_TYPE, RoomType.Single.getValue());
		roomType = RoomType.fromInt(roomTypeInt);
		msgSize = PAGE_SIZE;
		if (roomType == RoomType.Single) {
			String chatUserId = intent.getStringExtra(CHAT_USER_ID);
			chatUser = DemoApplication.lookupUser(chatUserId);
			if (chatUser != null) {
				ChatService.withUserToWatch(chatUser, true);
				msgAgent = new MsgAgent(roomType, chatUser.getObjectId());
			} else {
				Log.d("test1", chatUserId);
			}


		} else {
//      String groupId = intent.getStringExtra(GROUP_ID);
//      Session session = ChatService.getSession();
//      group = session.getGroup(groupId);
//      chatGroup = App.lookupChatGroup(groupId);
//      msgAgent = new MsgAgent(roomType, groupId);
		}
	}
 

@Override
protected void init() {
    super.init();
    mUser = AVUser.getCurrentUser(User.class);
    mUserName.setText(mUser.getUsername());
    if (mUser.getSlogan() != null) {
        mSlogan.setText(mUser.getSlogan());
    }
    GlideApp.with(this)
            .load(mUser.getAvatar())
            .transform(new CircleCrop())
            .transition(new DrawableTransitionOptions().crossFade())
            .placeholder(R.mipmap.ic_launcher_round)
            .into(mAvatar);

}
 

private void showSexChooseDialog() {
	AVUser user = AVUser.getCurrentUser();
	int checkItem = user.getInt("gender") == 0 ? 0 : 1;
	new AlertDialog.Builder(context)
			.setTitle(R.string.sex)
			.setSingleChoiceItems(genderStrings, checkItem,
					new DialogInterface.OnClickListener() {
						@Override
						public void onClick(DialogInterface dialog,
											int which) {
							int gender;
							if (which == 0) {
								gender = 0;
							} else {
								gender = 1;
							}
							UserService.saveSex(gender, saveCallback);
							dialog.dismiss();
						}
					}).setNegativeButton(R.string.cancel, null).show();
}
 

public static void updateUserLocation() {
	PreferenceMap preferenceMap = PreferenceMap
			.getCurUserPrefDao(DemoApplication.context);
	AVGeoPoint lastLocation = preferenceMap.getLocation();
	String lastaddress = preferenceMap.getAddress();
	if (lastLocation != null) {
		final AVUser user = AVUser.getCurrentUser();
		final AVGeoPoint location = user.getAVGeoPoint("location");
		final String Address = user.getString("address");
		if (location == null
				|| !Utils.doubleEqual(location.getLatitude(),
				lastLocation.getLatitude())
				|| !Utils.doubleEqual(location.getLongitude(),
				lastLocation.getLongitude())) {
			user.put("location", lastLocation);
			user.put("address", lastaddress);
			user.saveInBackground(new SaveCallback() {
				@Override
				public void done(AVException e) {
					if (e != null) {
						e.printStackTrace();
					} else {
						log.v("lastLocation save "
								+ user.getAVGeoPoint("location"));
					}
				}
			});
		}
	}
}
 

public static void createAddRequest(AVUser toUser) throws Exception {
	AVUser curUser = AVUser.getCurrentUser();
	AVQuery<AddRequest> q = AVObject.getQuery(AddRequest.class);
	q.whereEqualTo(AddRequest.FROM_USER, curUser);
	q.whereEqualTo(AddRequest.TO_USER, toUser);
	q.whereEqualTo(AddRequest.STATUS, AddRequest.STATUS_WAIT);
	int count = 0;
	try {
		count = q.count();
	} catch (AVException e) {
		e.printStackTrace();
		if (e.getCode() == AVException.OBJECT_NOT_FOUND) {
			count = 0;
		} else {
			throw e;
		}
	}
	if (count > 0) {
		throw new Exception(DemoApplication.context.getString(R.string.contact_alreadyCreateAddRequest));
	} else {
		AddRequest add = new AddRequest();
		add.setFromUser(curUser);
		add.setToUser(toUser);
		add.setStatus(AddRequest.STATUS_WAIT);
		add.save();
	}
}
 

public static void updateUserInfo() {
	AVUser user = AVUser.getCurrentUser();
	if (user != null) {
		user.fetchInBackground("friends", new GetCallback<AVObject>() {
			@Override
			public void done(AVObject avObject, AVException e) {
				if (e == null) {
					// User avUser = (User) avObject;
					// App.registerUserCache(avUser);
				}
			}
		});
	}
}
 

public static List<AddRequest> findAddRequests() throws AVException {
	AVUser user = AVUser.getCurrentUser();
	AVQuery<AddRequest> q = AVObject.getQuery(AddRequest.class);
	q.include(AddRequest.FROM_USER);
	q.whereEqualTo(AddRequest.TO_USER, user);
	q.orderByDescending("createdAt");
	q.setCachePolicy(AVQuery.CachePolicy.NETWORK_ELSE_CACHE);
	return q.find();
}
 

private void initView() {
	mContext = context;
	View fragmentView = getView();

	AVUser user = AVUser.getCurrentUser();
	userStr = user.getUsername();
	pass = user.getString("password");

	toQuery();
	container = (RelativeLayout) fragmentView.findViewById(R.id.container);
	status = (TextView) fragmentView.findViewById(R.id.txt_loveStatus);
	statusWord = (TextView) fragmentView.findViewById(R.id.txt_statusWord);
	loverPhone = (EditText) fragmentView.findViewById(R.id.edit_loverPhone);
	loverName = (EditText) fragmentView.findViewById(R.id.edit_loverName);
	toSay = (EditText) fragmentView.findViewById(R.id.edit_blog);
	bind = (Button) fragmentView.findViewById(R.id.btn_bind);
	writeBlog = (Button) fragmentView.findViewById(R.id.btn_toSay);
	myBlog = (Button) fragmentView.findViewById(R.id.btn_myBlog);
	itsBlog = (Button) fragmentView.findViewById(R.id.btn_itsBlog);
	changeLove = (Button) fragmentView.findViewById(R.id.changeLove);
	arrow = (ImageView) fragmentView.findViewById(R.id.img_arrow);

	bind.setOnClickListener(this);
	writeBlog.setOnClickListener(this);
	myBlog.setOnClickListener(this);
	itsBlog.setOnClickListener(this);
	changeLove.setOnClickListener(this);
}
 

private void refresh() {
	AVUser curUser = AVUser.getCurrentUser();
	usernameView.setText(curUser.getUsername());
	genderView.setText(genderStrings[curUser.getInt("gender")]);
	UserService.displayAvatar(getAvatarUrl(curUser), avatarView);
	mobileView.setText(curUser.getMobilePhoneNumber());
	emailView.setText(curUser.getEmail());
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	requestWindowFeature(Window.FEATURE_NO_TITLE);
	setContentView(R.layout.activity_welcome);


	AVUser user = AVUser.getCurrentUser();
	if (user != null) {
		Utils.updateUserInfo();
		handler.sendEmptyMessageDelayed(GO_MAIN_MSG, DURATION);
	} else {
		handler.sendEmptyMessageDelayed(GO_LOGIN_MSG, DURATION);
	}
}
 

public void getUserInfo(String userId)
{
	User currentUser = AVUser.getCurrentUser(User.class);
	if (userId.equals(currentUser.getObjectId()))
	{
		mActivity.getUserInfoSuccess(currentUser);
		return;
	}
	mUserBll.getUserById(userId)
					.observeOn(AndroidSchedulers.mainThread())
					.subscribeOn(Schedulers.io())
					.subscribe(new Action1<User>()
					{
						@Override
						public void call(User user)
						{
							mActivity.getUserInfoSuccess(user);
						}
					}, new Action1<Throwable>()
					{
						@Override
						public void call(Throwable throwable)
						{
							throwable.printStackTrace();
							mActivity.getUserInfoFail("获取用户信息失败");
						}
					});
}
 

public static PreferenceMap getMyPrefDao(Context context) {
	AVUser user = AVUser.getCurrentUser();
	if (user == null) {
		throw new RuntimeException("user is null");
	}
	return new PreferenceMap(context, user.getObjectId());
}
 

private void initFavour() {
    User user = AVUser.getCurrentUser(User.class);
    isFavoured = user.isFavouredArticle(mArticle.getObjectId());
    mFavour.setSelected(isFavoured);
}
 

@Override
protected void init() {
    super.init();
    String serialized = getIntent().getStringExtra(Constant.EXTRA_QUESTION);
    try {
        //反序列化
        mQuestion = (Question) Question.parseAVObject(serialized);
    } catch (Exception e) {
        e.printStackTrace();
    }

    mQuestionTitle.setText(mQuestion.getTitle());
    if (mQuestion.getDescription() == null || mQuestion.getDescription().length() == 0) {
        mQuestionDescription.setVisibility(View.GONE);
    } else {
        mQuestionDescription.setVisibility(View.VISIBLE);
        mQuestionDescription.setText(mQuestion.getDescription());
    }

    User currentUser = AVUser.getCurrentUser(User.class);
    isFavorite = currentUser.isFavouredQuestion(mQuestion.getObjectId());
    mFavourQuestion.setSelected(isFavorite);

    //配置转场动画
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        mQuestionTitle.setTransitionName(getString(R.string.question_title_transition));
        mQuestionDescription.setTransitionName(getString(R.string.question_des_transition));
        ChangeBounds changeBounds = new ChangeBounds();
        changeBounds.setPathMotion(new ArcMotion());
        getWindow().setSharedElementEnterTransition(changeBounds);
    }

    setSupportActionBar(mToolBar);
    ActionBar supportActionBar = getSupportActionBar();
    supportActionBar.setDisplayHomeAsUpEnabled(true);
    mCollapsingToolBar.setTitle(" ");

    String[] titles = getResources().getStringArray(R.array.answer_category);
    mViewPager.setAdapter(new QuestionDetailPagerAdapter(getSupportFragmentManager(), titles, mQuestion.getObjectId()));
    mTabLayout.setupWithViewPager(mViewPager);
}
 

public static void tryCreateAddRequest(AVUser toUser) throws AVException {
	AVUser user = AVUser.getCurrentUser();
	Map<String, Object> map = usersParamsMap(user, toUser);
	AVCloud.callFunction("tryCreateAddRequest", map);
}
 

/**
 * 与作者聊天，需要先登录，然后创建会话
 */
public void chatWithAuthor(final User author)
{
	final List<User> members = new ArrayList<>();
	User user = AVUser.getCurrentUser(User.class);
	final String myName = user.getUsername();
	members.add(author);
	members.add(user);
	mChatBll.login(myName)//登录
					.subscribeOn(AndroidSchedulers.mainThread())
					.observeOn(AndroidSchedulers.mainThread())
					.flatMap(new Func1<AVIMClient, Observable<AVIMConversation>>()//创建会话
					{
						@Override
						public Observable<AVIMConversation> call(AVIMClient client)
						{
							return mConversationBll.createConversation(members, client,
											ChatConstant.TYPE_SINGLE_CHAT, myName + author.getUsername());

						}
					})
					.subscribe(new Action1<AVIMConversation>()
					{
						@Override
						public void call(AVIMConversation conversation)
						{
							Intent intent = new Intent(mFragment.getActivity(), ChatActivity.class);
							intent.putExtra(ChatActivity.EXTRA_CONVERSATION_ID, conversation
											.getConversationId());
							intent.putExtra(ChatActivity.EXTRA_CONVERSATION_NAME, author.getUsername());
							mFragment.getActivity().startActivity(intent);
						}
					}, new Action1<Throwable>()
					{
						@Override
						public void call(Throwable throwable)
						{
							throwable.printStackTrace();
						}
					});
}
 

/**
 * 校验用户是否已经登录。
 * @return true: 已登录 false: 未登录
 */
public static boolean checkLogin(){
    return null != AVUser.getCurrentUser(User.class);
}