perf(index): 首页优化

novel-front/src/main/java/com/java2nb/novel/page/PageController.java

@@ -10,6 +10,7 @@ import com.java2nb.novel.service.BookService;
 import com.java2nb.novel.service.NewsService;
 import com.java2nb.novel.service.UserService;
 import com.java2nb.novel.vo.BookCommentVO;
+import com.java2nb.novel.vo.BookSettingVO;
 import lombok.RequiredArgsConstructor;
 import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
@@ -23,6 +24,7 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.Serializable;
 import java.util.List;
+import java.util.Map;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ThreadPoolExecutor;
 
@@ -78,9 +80,15 @@ public class PageController extends BaseController {
     /**
      * 首页
      */
+    @SneakyThrows
     @RequestMapping(path = {"/", "/index", "/index.html"})
     public String index(Model model) {
-        model.addAttribute("bookMap", bookService.listBookSettingVO());
+        //加载小说首页小说基本信息线程
+        CompletableFuture<Map<Byte, List<BookSettingVO>>> bookCompletableFuture = CompletableFuture.supplyAsync(bookService::listBookSettingVO, threadPoolExecutor);
+        //加载首页新闻线程
+        CompletableFuture<List<News>> newsCompletableFuture = CompletableFuture.supplyAsync(newsService::listIndexNews, threadPoolExecutor);
+        model.addAttribute("bookMap", bookCompletableFuture.get());
+        model.addAttribute("newsList", newsCompletableFuture.get());
         return ThreadLocalUtil.getTemplateDir() + "index";
     }
 

novel-front/src/main/resources/templates/index.html

@@ -45,6 +45,8 @@
                 </dl>
 
                 <dl class="hot_notice" id="indexNews">
+                    <dd style="text-align:left;" th:each="news : ${newsList}"><span th:text="'['+${news.catName}+']'"></span><a th:href="'/about/newsInfo-'+${news.id}+'.html'" th:utext="${news.title}"></a>
+                    </dd>
 
                 </dl>
             </div>
@@ -230,33 +232,6 @@
 
     lazyload();
     $(function () {
-        //首页新闻查询
-        $.ajax({
-            type: "get",
-            url: "/news/listIndexNews",
-            data: {},
-            dataType: "json",
-            success: function (data) {
-                if (data.code == 200) {
-                    var indexNewsList = data.data;
-                    var indexNewsHtml = "";
-                    for (var i = 0; i < indexNewsList.length; i++) {
-                        var indexNews = indexNewsList[i];
-                        indexNewsHtml += ("<dd style=\"text-align:left;\"><span>[" + indexNews.catName + "]</span><a\n" +
-                            "                            href=\"/about/newsInfo-" + indexNews.id + ".html\">" + indexNews.title + "</a>\n" +
-                            "                    </dd>");
-                    }
-                    $("#indexNews").html(indexNewsHtml);
-                } else {
-                    layer.alert(data.msg);
-                }
-
-            },
-            error: function () {
-                layer.alert('网络异常');
-            }
-        })
-
 
         //点击榜单数据查询
         $.ajax({