public String getIndex() {
Map<String, Object> session = ActionContext.getContext().getSession();
// 已注册用户数
int userCount = userInfoService.findUserCount();
// 已发布图书数
int bookCount = bookService.findBookCount();
// 已注册作者数
int authorCount = authorService.findAuthorCount();
// 存放5条点击量最高的图书数据
listHits = bookService.find5BooksOrderByHits();
// 存放5条好评最高的图书数据
listGrade = bookService.find5BookOrderByGrade();
// 取右侧图书数据
PageHelper.Page<Book> page = bookService.findAllWithPage(1, Cons.DEFAULTPAGESIZE);
listBooks = page.getResult();
totalPage = (int) page.getPages();
currentPageNum = page.getPageNum();
session.put("userCount", userCount);
session.put("bookCount", bookCount);
session.put("authorCount", authorCount);
UserInfo userInfo = (UserInfo) session.get("userInfo");
if (userInfo != null) {
int messageCount = userMessageService.findUserMessageCountByUserId(userInfo.getUserId());
System.out.println("消息数:" + messageCount);
session.put("messageCount", messageCount);
int markCount = userBookMarksService.findUserBookMarksCountByUserId(userInfo.getUserId());
System.out.println("书签数:" + markCount);
session.put("markCount", markCount);
int collectionCount =
userCollectionService.findUserCollectionCountByUserId(userInfo.getUserId());
session.put("collectionCount", collectionCount);
}
return "index";
}
// 获得下一页的数据
public String getNextPage() {
if (currentPageNum == totalPage) currentPageNum = 1;
else currentPageNum = currentPageNum + 1;
Page<Book> page = bookService.findAllWithPage(currentPageNum, Cons.DEFAULTPAGESIZE);
currentPageNum = page.getPageNum();
Map<String, Object> map = new HashMap<String, Object>();
List<Book> list = page.getResult();
map.put("currentPageNum", currentPageNum);
map.put("list", list);
this.setMap(map);
return SUCCESS;
}
