public static boolean isNameLeagal(String groupname) {
List<AVObject> avObjects;
AVQuery<AVObject> singlequery = new AVQuery<AVObject>("UserInfo");
AVQuery<AVObject> groupquery = new AVQuery<AVObject>("Group");
singlequery.whereEqualTo("username", groupname);
try {
avObjects = singlequery.find();
if (avObjects.size() != 0) {
return false;
}
} catch (AVException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
groupquery.whereEqualTo("groupname", groupname);
try {
avObjects = groupquery.find();
if (avObjects.size() != 0) {
return false;
}
} catch (AVException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return true;
}
/**
* 同步地从云端获得辅食信息
*
* @param page 页码
* @param per 每页显示数
* @return 辅食列表
*/
public List<Supplement> findSuppsFromCloud(final int page, final int per) {
query.orderByAscending(FIND_SORT);
query.whereNotEqualTo("isDel", true);
query.setSkip(page * per);
try {
return query.find();
} catch (AVException e) {
e.printStackTrace();
return null;
}
}
private UpdateInfo getNewestUpdateInfo() throws AVException {
AVQuery<UpdateInfo> query = AVObject.getQuery(UpdateInfo.class);
query.setLimit(1);
query.orderByDescending(UpdateInfo.VERSION);
if (policy != null) {
query.setCachePolicy(policy);
}
List<UpdateInfo> updateInfos = query.find();
if (updateInfos.size() > 0) {
return updateInfos.get(0);
}
return null;
}
public static List<AVUser> searchUser(String searchName, int skip) throws AVException {
AVQuery<AVUser> q = AVUser.getQuery(AVUser.class);
q.whereContains(User.USERNAME, searchName);
q.limit(Constant.PAGE_SIZE);
q.skip(skip);
AVUser user = AVUser.getCurrentUser();
List<String> friendIds = new ArrayList<String>(CacheService.getFriendIds());
friendIds.add(user.getObjectId());
q.whereNotContainedIn(Constant.OBJECT_ID, friendIds);
q.orderByDescending(Constant.UPDATED_AT);
q.setCachePolicy(AVQuery.CachePolicy.NETWORK_ELSE_CACHE);
List<AVUser> users = q.find();
CacheService.registerUsers(users);
return users;
}
public static List<CompanyPost> findCompanyPost(
int skip, int limit, String dateString, String cityName) throws AVException {
AVQuery<CompanyPost> q = CompanyPost.getQuery(CompanyPost.class);
// hehe 还好哟示例
// TODO 这里如果include user 其他用户没法发布评论啊....尼玛啊 但是为什么能取到ObjectId呢啊啊啊啊，ffff 这里查到了是不是要保存到cache里边啊？！
q.include(CompanyPost.USER);
q.include(CompanyPost.COMMENT);
if (dateString != null && !dateString.isEmpty()) {
Date startDate;
Date endDate;
Date nowDate = new Date();
try {
startDate = DateUtils.getFirstDayOfMonth(dateString, "yyyy-MM-dd");
// 必须比今天要早不是么...
if (nowDate.getTime() > startDate.getTime()) {
startDate = nowDate;
}
endDate = DateUtils.getLastDayOfMonth(dateString, "yyyy-MM-dd");
} catch (Exception e) {
e.printStackTrace();
return new ArrayList<>();
}
q.whereGreaterThan("datePlanned", startDate);
q.whereLessThan("datePlanned", endDate);
}
if (cityName != null && !cityName.isEmpty()) {
q.whereEqualTo("destination", cityName);
}
q.skip(skip);
q.limit(limit);
q.setCachePolicy(AVQuery.CachePolicy.NETWORK_ELSE_CACHE);
q.orderByDescending(AVObject.CREATED_AT);
List<CompanyPost> posts = q.find();
for (int i = 0; i < posts.size(); i++) {
CacheService.registerUser((LeanchatUser) posts.get(i).getPublisher());
}
return posts;
}