SearchBookController.java

package com.fang.bbks.modules.sys.web;

import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;

import com.fang.bbks.common.persistence.Page;
import com.fang.bbks.common.utils.SessionUtil;
import com.fang.bbks.common.utils.StringUtils;
import com.fang.bbks.common.web.BaseController;
import com.fang.bbks.modules.social.entity.InterestType;
import com.fang.bbks.modules.social.service.InterestService;
import com.fang.bbks.modules.sys.dao.CategoryDao;
import com.fang.bbks.modules.sys.entity.Book;
import com.fang.bbks.modules.sys.entity.Category;
import com.fang.bbks.modules.sys.entity.Comment;
import com.fang.bbks.modules.sys.entity.CommentType;
import com.fang.bbks.modules.sys.entity.User;
import com.fang.bbks.modules.sys.service.BookService;
import com.fang.bbks.modules.sys.service.CommentService;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;

/**
 * @Intro 书籍搜索controoler
 * @author Lee
 * @Date 2013-8-9
 */
@Controller
@RequestMapping("/book")
public class SearchBookController extends BaseController{
	
	@Autowired
	private CommentService commentService;
	@Autowired
	private BookService bs;
	@Autowired
	private CategoryDao categoryDao;
	@Autowired
	private InterestService interestService;
	@Autowired
	private SessionUtil sessionUtil;
	
	
	@RequestMapping(value={"/search/list"}, method={RequestMethod.GET,RequestMethod.POST})
	public String searchIndex(Model model,HttpServletRequest request,
			HttpServletResponse response,
			@RequestParam(value="typeStr",required=false) String typeStr,
			@RequestParam(value="categroy_id",required=false) String catlog,
			@RequestParam(value="kw",required=false) String kw,
			@RequestParam(value="sortby",required=false) String sortBy,
			@RequestParam(value="sortOders",required=false) Integer sortOders) {
		
		Page<Book> page = new Page<Book>(request, response);
		if(sortOders == null){
			sortOders = 1;
		}
		
		if (StringUtils.isNotBlank(kw)){
			if ("cmd:reindex".equals(kw)){	
				System.out.println("重建索引！--start");
				bs.createdAndUpdateIndex();
				System.out.println("重建索引！--end");
				model.addAttribute("message", "重建索引成功");
			}else{
				page = bs.findByKeyWords(page, kw,sortBy,sortOders);
			}
		}else if(StringUtils.isNotBlank(typeStr) && "news".equals(typeStr)){
			catlog = "13";
			page = doSearch(request,response,catlog,sortBy,sortOders);
		}else if(StringUtils.isNotBlank(typeStr) && "promotion".equals(typeStr)){
			catlog = "6";
			page = doSearch(request,response,catlog,sortBy,sortOders);
		}else if(StringUtils.isNotBlank(typeStr) && "salerank".equals(typeStr)){
			catlog = "9";
			page = doSearch(request,response,catlog,sortBy,sortOders);
		}else if(StringUtils.isNotBlank(typeStr) && "searchrank".equals(typeStr)){
			catlog = "11";
			page = doSearch(request,response,catlog,sortBy,sortOders);
		}else if(StringUtils.isNotBlank(typeStr) && "ebooks".equals(typeStr)){
			page = searchEbooks(catlog);
		}else{
			page = doSearch(request,response,catlog,sortBy,sortOders);
		}
		
		User user = sessionUtil.getSignInUser(request.getSession());
		if(user != null){
			adapteeDate(page,model,user.getId());
		}else{
			adapteeDate(page,model,null);
		}
		
		
		return "book/list";
	}
	
	@RequestMapping(value={"/search/{bookId}"},method=RequestMethod.GET)
	public String search(@PathVariable("bookId") Long bookId,
			Model uiModel,HttpServletRequest request){

		Book book = bs.findOne(bookId);
		if(book ==null)
			return "redirect:/index";
		
		User user = sessionUtil.getSignInUser(request.getSession());
		if(user != null){
			//设置喜欢按钮
			book.setIslike(interestService.isExit(user.getId(), book.getId(), InterestType.book_like));
			//设置喜欢按钮
			book.setReading(interestService.isExit(user.getId(), book.getId(), InterestType.book_reading));
			//设置喜欢按钮
			book.setIswantRead(interestService.isExit(user.getId(), book.getId(), InterestType.book_wantRead));
			//已读
			book.setIshasRead(interestService.isExit(user.getId(), book.getId(), InterestType.book_hasRead));
		}
		
		uiModel.addAttribute("bookInfo",book);
		Comment comment = new Comment();
		comment.setContentId(bookId);
		comment.setModule(CommentType.BOOK.getType());
		uiModel.addAttribute("commentList", commentService.find(comment));
		uiModel.addAttribute("bookInteresting", interestService.findSimilarByTarget(bookId,null));
		
		return "/book/detail";
	}
	
	/**
	 * 数据分页
	 * @param request
	 * @return
	 */
	private Page<Book> doSearch(HttpServletRequest request,HttpServletResponse response,String catlog,String sortby,int orders){
		Page<Book> page = new Page<Book>(request, response);		
		int queryPageNo = page.getPageNo();

		Book book = new Book();
		String bookName = request.getParameter("name");
		String author = request.getParameter("author");
		String translator = request.getParameter("translator");
		
		book.setAuthor(author);
		book.setBookName(bookName);
		book.setTranslator(translator);
		
		if(StringUtils.isNotBlank(catlog) && StringUtils.isNumeric(catlog)){
			
			Long catlog_id = Long.parseLong(catlog);
			if(catlog_id != null && catlog_id > 0){
				Category ca = categoryDao.findOne(catlog_id);
				if(ca != null && ca.getId() == catlog_id){
					book.setCategory(ca);
				}
			}
		}
		
		page = bs.findBook(page, book,sortby,orders);
		
		if(!page.isNormal(queryPageNo)){
			return null;
		}
		
		return page;
	}
	
	public Page<Book> searchEbooks(String catlog){
		Integer caId = 0;

		if(StringUtils.isEmpty(catlog) || !StringUtils.isNumeric(catlog)){
			caId = 0;
		}else{
			caId = Integer.parseInt(catlog);
		}
		
		Page<Book> page = new Page<Book>(request, response);
		int queryPageNo = page.getPageNo();
		
		page = bs.findEbook(page, caId);

		if(!page.isNormal(queryPageNo)){
			return null;
		}
		return page;
	}
	
	/**
	 * 填充数据
	 * @param books
	 * @param mode
	 */
	private void adapteeDate(Page<Book> page,Model model,Long uid){
		
		if(page != null && !page.getList().isEmpty()){
			List<Book> books = page.getList();
			List<Book> results = Lists.newArrayList();
			
			Map<Long,List<Comment>> map = Maps.newHashMap();
			for(int a=0;a<books.size();a++){

				Book b = books.get(a);
				
				Comment c = new Comment();
				c.setContentId(b.getId());
				
				Page<Comment> pageComment = commentService.find(new Page<Comment>(1,10), c);
				if(pageComment != null && pageComment.getList() != null){
					map.put(b.getId(), pageComment.getList());
				}
				
				//设置喜欢按钮
				b.setIslike(interestService.isExit(uid, b.getId(), InterestType.book_like));
				results.add(b);
			}
			model.addAttribute("booksInfo", results);
			model.addAttribute("commentMap", map);
		}
	}
}