update theme and user top

src/main/java/com/yaoyuan/jiscuss/common/Node.java

@@ -50,6 +50,14 @@ public class Node {
 
     private String ipAddress;
 
+    private String ipRegion;
+
+    private String browser;
+
+    private Integer likeCount;
+
+    private Integer dislikeCount;
+
     private String copyright;
 
     private Integer isApproved;

src/main/java/com/yaoyuan/jiscuss/common/PostCommonUtil.java

@@ -52,6 +52,33 @@ public class PostCommonUtil {
             postCustom.setAvatar(avatar);
             postCustom.setUsername(mapObj.get("create_username") != null ? String.valueOf(mapObj.get("create_username")) : null);
             postCustom.setRealname(mapObj.get("create_realname") != null ? String.valueOf(mapObj.get("create_realname")) : null);
+            // floor number
+            if (mapObj.get("number") != null) {
+                postCustom.setNumber(Integer.parseInt(String.valueOf(mapObj.get("number"))));
+            }
+            // create user id
+            if (mapObj.get("create_id") != null) {
+                postCustom.setCreateId(Integer.parseInt(String.valueOf(mapObj.get("create_id"))));
+            }
+            // ip address
+            if (mapObj.get("ip_address") != null) {
+                postCustom.setIpAddress(String.valueOf(mapObj.get("ip_address")));
+            }
+            // ip region (may be null if column not yet populated)
+            if (mapObj.get("ip_region") != null) {
+                postCustom.setIpRegion(String.valueOf(mapObj.get("ip_region")));
+            }
+            // browser info (user_agent stored but only display-parsed browser is used)
+            if (mapObj.get("browser") != null) {
+                postCustom.setBrowser(String.valueOf(mapObj.get("browser")));
+            }
+            // vote counters
+            if (mapObj.get("like_count") != null) {
+                postCustom.setLikeCount(Integer.parseInt(String.valueOf(mapObj.get("like_count"))));
+            }
+            if (mapObj.get("dislike_count") != null) {
+                postCustom.setDislikeCount(Integer.parseInt(String.valueOf(mapObj.get("dislike_count"))));
+            }
             String avatarReply = "";
             if (mapObj.get("user_avatar") != null) {
                 if (mapObj.get("user_avatar") instanceof Clob) {

src/main/java/com/yaoyuan/jiscuss/controller/UserPostController.java

@@ -12,6 +12,9 @@ import com.yaoyuan.jiscuss.service.IDiscussionsTagsService;
 import com.yaoyuan.jiscuss.service.IPostsService;
 import com.yaoyuan.jiscuss.service.ITagsService;
 import com.yaoyuan.jiscuss.service.IUsersService;
+import com.yaoyuan.jiscuss.service.IpRegionService;
+import com.yaoyuan.jiscuss.util.IpUtils;
+import com.yaoyuan.jiscuss.util.UserAgentUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.BeanUtils;
@@ -56,6 +59,9 @@ public class UserPostController extends BaseController {
     @Autowired
     private IUsersService usersService;
 
+    @Autowired
+    private IpRegionService ipRegionService;
+
 
     /**
      * 首页查看主题列表（各种条件筛选，最热最新标签等）
@@ -70,8 +76,10 @@ public class UserPostController extends BaseController {
      * @return
      */
     @RequestMapping("/getdiscussionsbyid")
-    public String getDiscussionsById(HttpServletRequest request, ModelMap map, @RequestParam("id") Integer id) {
-        logger.info(">>> getDiscussionsById{}", id);
+    public String getDiscussionsById(HttpServletRequest request, ModelMap map,
+                                     @RequestParam("id") Integer id,
+                                     @RequestParam(defaultValue = "newest") String sort) {
+        logger.info(">>> getDiscussionsById{} sort={}", id, sort);
 
         // Atomically increment view count before loading the discussion
         discussionsService.incrementViewCount(id);
@@ -96,10 +104,11 @@ public class UserPostController extends BaseController {
         }
 
         List<Tag> tags = tagsService.findByDId(id);
-        List postsObj = postsService.findPostCustomById(id);
+        List postsObj = postsService.findPostCustomById(id, sort);
         map.put("tags", tags);
         map.put("discussions", newdd);
         map.put("posts", postsObj);
+        map.put("sort", sort);
         UserInfo user = getUserInfo(request);
         if (user != null) {
             map.put("username", user.getUsername());
@@ -183,6 +192,13 @@ public class UserPostController extends BaseController {
             post.setCreateId(user.getId());
         }
         post.setCreateTime(new Date());
+
+        // Capture client IP, region, and browser
+        String clientIp = IpUtils.getClientIp(request);
+        post.setIpAddress(clientIp);
+        post.setIpRegion(ipRegionService.getRegion(clientIp));
+        post.setBrowser(UserAgentUtils.parseBrowser(request.getHeader("User-Agent")));
+
         if (null != post.getParentId()) {
             Post temp = postsService.findOneByid(post.getParentId());
             post.setUserId(temp.getCreateId());

src/main/java/com/yaoyuan/jiscuss/controller/UserSystemController.java

@@ -15,6 +15,7 @@ import org.slf4j.LoggerFactory;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.Page;
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.ModelMap;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -50,6 +51,9 @@ public class UserSystemController extends BaseController {
     @Autowired
     private ITagsService tagsService;
 
+    @Autowired
+    private BCryptPasswordEncoder passwordEncoder;
+
     /**
      * 首页index
      * @param tag
@@ -113,6 +117,7 @@ public class UserSystemController extends BaseController {
         map.put("pageNum", pageNum);
         map.put("pageTotalPages", allDiscussionsPage.getTotalPages());
         map.put("pageNumAll", allDiscussionsPage.getTotalPages());
+        map.put("topUsers", usersService.getTopActiveUsers(10));
         UserInfo user = getUserInfo(request);
         if (user != null) {
             map.put("username", user.getUsername());
@@ -251,7 +256,7 @@ public class UserSystemController extends BaseController {
         } else {
             User user = new User();
             user.setEmail(email);
-            user.setPassword(password);
+            user.setPassword(passwordEncoder.encode(password));
             user.setUsername(username);
             user.setRealname(username);
             user.setJoinTime(new Date());

src/main/java/com/yaoyuan/jiscuss/controller/api/VoteController.java

@@ -0,0 +1,63 @@
+package com.yaoyuan.jiscuss.controller.api;
+
+import com.yaoyuan.jiscuss.controller.BaseController;
+import com.yaoyuan.jiscuss.entity.UserInfo;
+import com.yaoyuan.jiscuss.response.ApiResponse;
+import com.yaoyuan.jiscuss.service.ILikeCollectService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import jakarta.servlet.http.HttpServletRequest;
+import java.util.Map;
+
+/**
+ * REST API for voting (like / dislike) on discussions and posts.
+ */
+@Tag(name = "Vote API", description = "Like and dislike discussions and posts")
+@RestController
+@RequestMapping("/api")
+public class VoteController extends BaseController {
+
+    @Autowired
+    private ILikeCollectService likeCollectService;
+
+    @Operation(summary = "Vote on a discussion")
+    @PostMapping("/discussions/{id}/vote")
+    public ApiResponse<Map<String, String>> voteDiscussion(
+            @PathVariable Integer id,
+            @RequestParam String action,
+            HttpServletRequest request) {
+        UserInfo user = getUserInfo(request);
+        if (user == null) {
+            return ApiResponse.fail(401, "请先登录");
+        }
+        if (!"like".equals(action) && !"dislike".equals(action)) {
+            return ApiResponse.fail(400, "action 参数必须是 like 或 dislike");
+        }
+        String result = likeCollectService.voteDiscussion(user.getId(), id, action);
+        return ApiResponse.ok(Map.of("action", result));
+    }
+
+    @Operation(summary = "Vote on a post (reply)")
+    @PostMapping("/posts/{id}/vote")
+    public ApiResponse<Map<String, String>> votePost(
+            @PathVariable Integer id,
+            @RequestParam String action,
+            HttpServletRequest request) {
+        UserInfo user = getUserInfo(request);
+        if (user == null) {
+            return ApiResponse.fail(401, "请先登录");
+        }
+        if (!"like".equals(action) && !"dislike".equals(action)) {
+            return ApiResponse.fail(400, "action 参数必须是 like 或 dislike");
+        }
+        String result = likeCollectService.votePost(user.getId(), id, action);
+        return ApiResponse.ok(Map.of("action", result));
+    }
+}

src/main/java/com/yaoyuan/jiscuss/entity/Discussion.java

@@ -68,6 +68,9 @@ public class Discussion implements Serializable {
     @Column(name = "like_count")
     private Integer likeCount;
 
+    @Column(name = "dislike_count")
+    private Integer dislikeCount;
+
     /** IP is resolved server-side via IpUtils.getClientIp() — never trusted from X-Forwarded-For alone. */
     @Column(name = "ip_address")
     private String ipAddress;

src/main/java/com/yaoyuan/jiscuss/entity/LikeCollect.java

@@ -48,6 +48,10 @@ public class LikeCollect implements Serializable {
     @Column(name = "type")
     private String type;
 
+    /** Vote action: 'like' or 'dislike'. */
+    @Column(name = "action")
+    private String action;
+
     @Column(name = "like_type")
     private String likeType;
 

src/main/java/com/yaoyuan/jiscuss/entity/Post.java

@@ -54,12 +54,26 @@ public class Post implements Serializable {
     @Column(name = "ip_address")
     private String ipAddress;
 
+    /** Province/region derived from IP (e.g. "北京", "广东"). Stored on post creation. */
+    @Column(name = "ip_region")
+    private String ipRegion;
+
+    /** Parsed browser name+version (e.g. "Chrome 120"). Derived from User-Agent on post creation. */
+    @Column(name = "browser")
+    private String browser;
+
     @Column(name = "copyright")
     private String copyright;
 
     @Column(name = "is_approved")
     private Integer isApproved;
 
+    @Column(name = "like_count")
+    private Integer likeCount;
+
+    @Column(name = "dislike_count")
+    private Integer dislikeCount;
+
     @Column(name = "create_id")
     private Integer createId;
 

src/main/java/com/yaoyuan/jiscuss/repository/DiscussionsRepository.java

@@ -9,6 +9,8 @@ import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Repository;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.util.Date;
+
 @Repository
 public interface DiscussionsRepository extends JpaRepository<Discussion, Integer> {
 
@@ -20,4 +22,24 @@ public interface DiscussionsRepository extends JpaRepository<Discussion, Integer
     @Transactional
     @Query("UPDATE Discussion d SET d.viewCount = d.viewCount + 1 WHERE d.id = :id")
     void incrementViewCount(@org.springframework.data.repository.query.Param("id") Integer id);
+
+    @Modifying
+    @Transactional
+    @Query("UPDATE Discussion d SET d.commentsCount = COALESCE(d.commentsCount, 0) + 1, d.lastTime = :lastTime, d.lastUserId = :userId WHERE d.id = :id")
+    void incrementCommentCount(
+            @org.springframework.data.repository.query.Param("id") Integer id,
+            @org.springframework.data.repository.query.Param("userId") Integer userId,
+            @org.springframework.data.repository.query.Param("lastTime") Date lastTime);
+
+    @Modifying
+    @Transactional
+    @Query("UPDATE Discussion d SET d.likeCount = COALESCE(d.likeCount, 0) + :delta WHERE d.id = :id")
+    void adjustLikeCount(@org.springframework.data.repository.query.Param("id") Integer id,
+                         @org.springframework.data.repository.query.Param("delta") int delta);
+
+    @Modifying
+    @Transactional
+    @Query("UPDATE Discussion d SET d.dislikeCount = COALESCE(d.dislikeCount, 0) + :delta WHERE d.id = :id")
+    void adjustDislikeCount(@org.springframework.data.repository.query.Param("id") Integer id,
+                            @org.springframework.data.repository.query.Param("delta") int delta);
 }

src/main/java/com/yaoyuan/jiscuss/repository/LikeCollectRepository.java

@@ -0,0 +1,21 @@
+package com.yaoyuan.jiscuss.repository;
+
+import com.yaoyuan.jiscuss.entity.LikeCollect;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+@Repository
+public interface LikeCollectRepository extends JpaRepository<LikeCollect, Integer> {
+
+    /** Find an existing vote record for a user on a discussion. */
+    @Query("FROM LikeCollect lc WHERE lc.userId = :userId AND lc.discussionId = :discussionId AND lc.type = 'discussion'")
+    Optional<LikeCollect> findDiscussionVote(@Param("userId") Integer userId, @Param("discussionId") Integer discussionId);
+
+    /** Find an existing vote record for a user on a post. */
+    @Query("FROM LikeCollect lc WHERE lc.userId = :userId AND lc.postId = :postId AND lc.type = 'post'")
+    Optional<LikeCollect> findPostVote(@Param("userId") Integer userId, @Param("postId") Integer postId);
+}

src/main/java/com/yaoyuan/jiscuss/repository/PostsRepository.java

@@ -2,9 +2,11 @@ package com.yaoyuan.jiscuss.repository;
 
 import com.yaoyuan.jiscuss.entity.Post;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
 import java.util.Map;
@@ -21,6 +23,20 @@ public interface PostsRepository extends JpaRepository<Post, Integer> {
     @Query("from Post where discussionId = :dId")
     List<Post> findOneBy(@Param("dId") Integer dId);
 
+    /** Returns the current max floor number for a discussion (0 if no posts yet). */
+    @Query("SELECT COALESCE(MAX(p.number), 0) FROM Post p WHERE p.discussionId = :dId")
+    int findMaxNumberByDiscussionId(@Param("dId") Integer dId);
+
+    @Modifying
+    @Transactional
+    @Query("UPDATE Post p SET p.likeCount = COALESCE(p.likeCount, 0) + :delta WHERE p.id = :id")
+    void adjustLikeCount(@Param("id") Integer id, @Param("delta") int delta);
+
+    @Modifying
+    @Transactional
+    @Query("UPDATE Post p SET p.dislikeCount = COALESCE(p.dislikeCount, 0) + :delta WHERE p.id = :id")
+    void adjustDislikeCount(@Param("id") Integer id, @Param("delta") int delta);
+
     @Query(value = "select p.*,u.avatar as user_avatar ,u.username as user_username ,u.realname as user_realname ," +
             "u2.avatar as create_avatar ,u2.username as create_username ,u2.realname as create_realname  \n" +
             "from post p  \n" +
@@ -31,6 +47,15 @@ public interface PostsRepository extends JpaRepository<Post, Integer> {
     List<Map<String, Object>> findPostCustomById(@Param("dId") Integer dId);
 
 
+    @Query(value = "select p.*,u.avatar as user_avatar ,u.username as user_username ,u.realname as user_realname ," +
+            "u2.avatar as create_avatar ,u2.username as create_username ,u2.realname as create_realname  \n" +
+            "from post p  \n" +
+            "left join user u on p.user_id = u.id \n" +
+            "left join user u2 on p.create_id = u2.id \n" +
+            "where p.discussion_id = :dId and p.parent_id is null order by p.create_time asc"
+            , nativeQuery = true)
+    List<Map<String, Object>> findAllByDIdAndparentIdNullOldest(@Param("dId") Integer dId);
+
     @Query(value = "select p.*,u.avatar as user_avatar ,u.username as user_username ,u.realname as user_realname ," +
             "u2.avatar as create_avatar ,u2.username as create_username ,u2.realname as create_realname  \n" +
             "from post p  \n" +
@@ -38,7 +63,16 @@ public interface PostsRepository extends JpaRepository<Post, Integer> {
             "left join user u2 on p.create_id = u2.id \n" +
             "where p.discussion_id = :dId and p.parent_id is null order by p.create_time desc"
             , nativeQuery = true)
-    List<Map<String, Object>> findAllByDIdAndparentIdNull(@Param("dId") Integer dId);
+    List<Map<String, Object>> findAllByDIdAndparentIdNullNewest(@Param("dId") Integer dId);
+
+    @Query(value = "select p.*,u.avatar as user_avatar ,u.username as user_username ,u.realname as user_realname ," +
+            "u2.avatar as create_avatar ,u2.username as create_username ,u2.realname as create_realname  \n" +
+            "from post p  \n" +
+            "left join user u on p.user_id = u.id \n" +
+            "left join user u2 on p.create_id = u2.id \n" +
+            "where p.discussion_id = :dId and p.parent_id is null order by p.like_count desc, p.create_time desc"
+            , nativeQuery = true)
+    List<Map<String, Object>> findAllByDIdAndparentIdNullHot(@Param("dId") Integer dId);
 
     @Query(value = "select p.*,u.avatar as user_avatar ,u.username as user_username ,u.realname as user_realname ," +
             "u2.avatar as create_avatar ,u2.username as create_username ,u2.realname as create_realname  \n" +

src/main/java/com/yaoyuan/jiscuss/repository/UsersRepository.java

@@ -2,9 +2,11 @@ package com.yaoyuan.jiscuss.repository;
 
 import com.yaoyuan.jiscuss.entity.User;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
 
@@ -32,4 +34,18 @@ public interface UsersRepository extends JpaRepository<User, Integer> {
 
     // REMOVED: checkByUsernameAndPassword — never compare passwords at the SQL layer.
     // Password validation must go through BCryptPasswordEncoder.matches() in the service/security layer.
+
+    @Modifying
+    @Transactional
+    @Query("UPDATE User u SET u.commentsCount = COALESCE(u.commentsCount, 0) + 1 WHERE u.id = :id")
+    void incrementCommentCount(@Param("id") Integer id);
+
+    @Modifying
+    @Transactional
+    @Query("UPDATE User u SET u.discussionsCount = COALESCE(u.discussionsCount, 0) + 1 WHERE u.id = :id")
+    void incrementDiscussionCount(@Param("id") Integer id);
+
+    /** Top active users by comment count (for the ranking sidebar). Shows all users if counts are 0. */
+    @Query("FROM User u ORDER BY COALESCE(u.commentsCount, 0) DESC")
+    List<User> findTop10ActiveUsers(org.springframework.data.domain.Pageable pageable);
 }

src/main/java/com/yaoyuan/jiscuss/response/ApiResponse.java

@@ -15,6 +15,10 @@ public record ApiResponse<T>(int code, String msg, T data) {
         return new ApiResponse<>(responseCode.getCode(), responseCode.getMsg(), null);
     }
 
+    public static <T> ApiResponse<T> fail(int code, String msg) {
+        return new ApiResponse<>(code, msg, null);
+    }
+
     public static <T> ApiResponse<T> error(String message) {
         return new ApiResponse<>(ResponseCode.SERVICE_ERROR.getCode(), message, null);
     }

src/main/java/com/yaoyuan/jiscuss/service/ILikeCollectService.java

@@ -0,0 +1,22 @@
+package com.yaoyuan.jiscuss.service;
+
+/**
+ * Vote (like / dislike) service for discussions and posts.
+ *
+ * <p>Toggle semantics:
+ * <ul>
+ *   <li>If the user has not voted → create a new vote with the requested action.</li>
+ *   <li>If the user voted with the same action → cancel the vote (toggle off).</li>
+ *   <li>If the user voted with a different action → switch the vote.</li>
+ * </ul>
+ *
+ * @return the user's current action after the operation: "like", "dislike", or "none" (cancelled)
+ */
+public interface ILikeCollectService {
+
+    /** Vote on a discussion. {@code action} must be "like" or "dislike". */
+    String voteDiscussion(Integer userId, Integer discussionId, String action);
+
+    /** Vote on a post (reply). {@code action} must be "like" or "dislike". */
+    String votePost(Integer userId, Integer postId, String action);
+}

src/main/java/com/yaoyuan/jiscuss/service/IPostsService.java

@@ -12,7 +12,7 @@ public interface IPostsService {
 
     List<Post> findOneBy(Integer id);
 
-    List<PostCustom> findPostCustomById(Integer id);
+    List findPostCustomById(Integer id, String sort);
 
     Post findOneByid(Integer parentId);
 }

src/main/java/com/yaoyuan/jiscuss/service/IUsersService.java

@@ -27,4 +27,6 @@ public interface IUsersService {
     List<User> findAllById(Iterable<Integer> ids);
 
     User update(User user, Integer id);
+
+    List<User> getTopActiveUsers(int limit);
 }

src/main/java/com/yaoyuan/jiscuss/service/IpRegionService.java

@@ -0,0 +1,71 @@
+package com.yaoyuan.jiscuss.service;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Service;
+
+import java.util.Set;
+
+/**
+ * Lightweight IP region service.
+ *
+ * <p>Current implementation distinguishes local/private addresses from external ones.
+ * To display accurate province-level location (e.g. "北京", "广东"), replace the
+ * {@code lookupExternal} method with an ip2region XDB lookup or similar offline database.
+ *
+ * <p>Upgrade path:
+ * <ol>
+ *   <li>Add {@code org.lionsoul:ip2region:2.7.0} to pom.xml</li>
+ *   <li>Place {@code ip2region.xdb} (from the ip2region GitHub release) under
+ *       {@code src/main/resources/}</li>
+ *   <li>Replace {@code lookupExternal()} with:
+ *       {@code Searcher.newWithFileOnly(xdbPath).searchByStr(ip)}</li>
+ * </ol>
+ */
+@Service
+public class IpRegionService {
+
+    private static final Logger log = LoggerFactory.getLogger(IpRegionService.class);
+
+    private static final Set<String> LOCAL_PREFIXES = Set.of(
+            "127.", "0.", "::1", "0:0:0:0:0:0:0:1"
+    );
+
+    private static final Set<String> PRIVATE_PREFIXES = Set.of(
+            "10.", "192.168.", "172.16.", "172.17.", "172.18.", "172.19.",
+            "172.20.", "172.21.", "172.22.", "172.23.", "172.24.", "172.25.",
+            "172.26.", "172.27.", "172.28.", "172.29.", "172.30.", "172.31."
+    );
+
+    /**
+     * Returns a display-friendly region label for the given IP address.
+     *
+     * @param ip client IP string (IPv4 or IPv6)
+     * @return region label, e.g. "本地", "局域网", or "未知地区"
+     */
+    public String getRegion(String ip) {
+        if (ip == null || ip.isBlank()) {
+            return "";
+        }
+        for (String prefix : LOCAL_PREFIXES) {
+            if (ip.startsWith(prefix)) {
+                return "本地";
+            }
+        }
+        for (String prefix : PRIVATE_PREFIXES) {
+            if (ip.startsWith(prefix)) {
+                return "局域网";
+            }
+        }
+        return lookupExternal(ip);
+    }
+
+    /**
+     * Override this method to integrate an offline IP database (e.g. ip2region).
+     * Default implementation returns "未知地区" as a placeholder.
+     */
+    protected String lookupExternal(String ip) {
+        // TODO: integrate ip2region XDB for accurate province-level lookup
+        return "未知地区";
+    }
+}

src/main/java/com/yaoyuan/jiscuss/service/impl/DiscussionsServiceImpl.java

@@ -2,6 +2,7 @@ package com.yaoyuan.jiscuss.service.impl;
 
 import com.yaoyuan.jiscuss.entity.Discussion;
 import com.yaoyuan.jiscuss.repository.DiscussionsRepository;
+import com.yaoyuan.jiscuss.repository.UsersRepository;
 import com.yaoyuan.jiscuss.service.IDiscussionsService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.domain.Example;
@@ -20,6 +21,9 @@ public class DiscussionsServiceImpl implements IDiscussionsService {
     @Autowired
     private DiscussionsRepository discussionsRepository;
 
+    @Autowired
+    private UsersRepository usersRepository;
+
     @Transactional(readOnly = true)
     @Override
     public List<Discussion> getAllList() {
@@ -29,7 +33,12 @@ public class DiscussionsServiceImpl implements IDiscussionsService {
     @Transactional
     @Override
     public Discussion insert(Discussion discussion) {
-        return discussionsRepository.save(discussion);
+        Discussion saved = discussionsRepository.save(discussion);
+        // Maintain user discussions count
+        if (discussion.getCreateId() != null) {
+            usersRepository.incrementDiscussionCount(discussion.getCreateId());
+        }
+        return saved;
     }
 
     @Transactional(readOnly = true)

src/main/java/com/yaoyuan/jiscuss/service/impl/LikeCollectServiceImpl.java

@@ -0,0 +1,107 @@
+package com.yaoyuan.jiscuss.service.impl;
+
+import com.yaoyuan.jiscuss.entity.LikeCollect;
+import com.yaoyuan.jiscuss.repository.DiscussionsRepository;
+import com.yaoyuan.jiscuss.repository.LikeCollectRepository;
+import com.yaoyuan.jiscuss.repository.PostsRepository;
+import com.yaoyuan.jiscuss.service.ILikeCollectService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.Date;
+import java.util.Optional;
+
+@Service
+public class LikeCollectServiceImpl implements ILikeCollectService {
+
+    @Autowired
+    private LikeCollectRepository likeCollectRepository;
+
+    @Autowired
+    private DiscussionsRepository discussionsRepository;
+
+    @Autowired
+    private PostsRepository postsRepository;
+
+    @Transactional
+    @Override
+    public String voteDiscussion(Integer userId, Integer discussionId, String action) {
+        Optional<LikeCollect> existing = likeCollectRepository.findDiscussionVote(userId, discussionId);
+        if (existing.isPresent()) {
+            LikeCollect vote = existing.get();
+            if (vote.getAction().equals(action)) {
+                // Toggle off: cancel the same action
+                likeCollectRepository.delete(vote);
+                adjustDiscussion(discussionId, action, -1);
+                return "none";
+            } else {
+                // Switch action: undo old, apply new
+                adjustDiscussion(discussionId, vote.getAction(), -1);
+                vote.setAction(action);
+                likeCollectRepository.save(vote);
+                adjustDiscussion(discussionId, action, +1);
+                return action;
+            }
+        } else {
+            // New vote
+            LikeCollect vote = new LikeCollect();
+            vote.setUserId(userId);
+            vote.setDiscussionId(discussionId);
+            vote.setType("discussion");
+            vote.setAction(action);
+            vote.setCreateId(userId);
+            vote.setCreateTime(new Date());
+            likeCollectRepository.save(vote);
+            adjustDiscussion(discussionId, action, +1);
+            return action;
+        }
+    }
+
+    @Transactional
+    @Override
+    public String votePost(Integer userId, Integer postId, String action) {
+        Optional<LikeCollect> existing = likeCollectRepository.findPostVote(userId, postId);
+        if (existing.isPresent()) {
+            LikeCollect vote = existing.get();
+            if (vote.getAction().equals(action)) {
+                likeCollectRepository.delete(vote);
+                adjustPost(postId, action, -1);
+                return "none";
+            } else {
+                adjustPost(postId, vote.getAction(), -1);
+                vote.setAction(action);
+                likeCollectRepository.save(vote);
+                adjustPost(postId, action, +1);
+                return action;
+            }
+        } else {
+            LikeCollect vote = new LikeCollect();
+            vote.setUserId(userId);
+            vote.setPostId(postId);
+            vote.setType("post");
+            vote.setAction(action);
+            vote.setCreateId(userId);
+            vote.setCreateTime(new Date());
+            likeCollectRepository.save(vote);
+            adjustPost(postId, action, +1);
+            return action;
+        }
+    }
+
+    private void adjustDiscussion(Integer id, String action, int delta) {
+        if ("like".equals(action)) {
+            discussionsRepository.adjustLikeCount(id, delta);
+        } else {
+            discussionsRepository.adjustDislikeCount(id, delta);
+        }
+    }
+
+    private void adjustPost(Integer id, String action, int delta) {
+        if ("like".equals(action)) {
+            postsRepository.adjustLikeCount(id, delta);
+        } else {
+            postsRepository.adjustDislikeCount(id, delta);
+        }
+    }
+}

src/main/java/com/yaoyuan/jiscuss/service/impl/PostsServiceImpl.java

@@ -4,7 +4,9 @@ import com.yaoyuan.jiscuss.common.Node;
 import com.yaoyuan.jiscuss.common.PostCommonUtil;
 import com.yaoyuan.jiscuss.entity.Post;
 import com.yaoyuan.jiscuss.entity.custom.PostCustom;
+import com.yaoyuan.jiscuss.repository.DiscussionsRepository;
 import com.yaoyuan.jiscuss.repository.PostsRepository;
+import com.yaoyuan.jiscuss.repository.UsersRepository;
 import com.yaoyuan.jiscuss.service.IPostsService;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -13,6 +15,7 @@ import org.springframework.stereotype.Service;
 
 import org.springframework.transaction.annotation.Transactional;
 import java.util.ArrayList;
+import java.util.Date;
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
@@ -23,6 +26,12 @@ public class PostsServiceImpl implements IPostsService {
     @Autowired
     private PostsRepository postsRepository;
 
+    @Autowired
+    private DiscussionsRepository discussionsRepository;
+
+    @Autowired
+    private UsersRepository usersRepository;
+
     @Transactional(readOnly = true)
     @Override
     public List<Post> getAllList() {
@@ -48,17 +57,19 @@ public class PostsServiceImpl implements IPostsService {
 
     @Transactional(readOnly = true)
     @Override
-    public List findPostCustomById(Integer id) {
-        //查询id为1且parentId为null的评论
-        List<Map<String, Object>> firstposts = postsRepository.findAllByDIdAndparentIdNull(id);
+    public List findPostCustomById(Integer id, String sort) {
+        // Choose sort order for top-level posts
+        List<Map<String, Object>> firstposts = switch (sort == null ? "newest" : sort) {
+            case "oldest" -> postsRepository.findAllByDIdAndparentIdNullOldest(id);
+            case "hot"    -> postsRepository.findAllByDIdAndparentIdNullHot(id);
+            default       -> postsRepository.findAllByDIdAndparentIdNullNewest(id); // newest (root only, create_time desc)
+        };
         List<PostCustom> firstpostCustomList = PostCommonUtil.getNewPostsObjMap(firstposts);
-//        List<PostCustom> firstpostCustomListNew = PostCommonUtil.getNewPostsObjCustom(firstpostCustomList);
 
         //查询id为1且parentId不为null的评论
         List<Map<String, Object>> thenposts = postsRepository.findAllByDIdAndparentIdNotNull(id);
         List<PostCustom> thenpostCustomList = PostCommonUtil.getNewPostsObjMap(thenposts);
 
-//        List<PostCustom> thenpostCustomListNew = PostCommonUtil.getNewPostsObjCustom(thenpostCustomList);
         //新建一个Node集合。
         ArrayList<Node> nodes = new ArrayList<>();
         //将第一层评论都添加都Node集合中
@@ -72,15 +83,27 @@ public class PostsServiceImpl implements IPostsService {
         //打印回复链表
         Node.show(list);
 
-//        List<Map<String, Object>> posts = postsRepository.findPostCustomById(id);
-//        List<PostCustom> postCustomList = PostCommonUtil.getNewPostsObjMap(posts);
-//        List<PostCustom> postCustomListNew = PostCommonUtil.getNewPostsObjCustom(postCustomList);
         return list;
     }
 
     @Transactional
     @Override
     public Post insert(Post post) {
-        return postsRepository.save(post);
+        // Auto-assign floor number within the same transaction to ensure consistency
+        if (post.getDiscussionId() != null) {
+            int nextNumber = postsRepository.findMaxNumberByDiscussionId(post.getDiscussionId()) + 1;
+            post.setNumber(nextNumber);
+        }
+        Post saved = postsRepository.save(post);
+
+        // Maintain discussion comment count and last activity
+        if (post.getDiscussionId() != null) {
+            discussionsRepository.incrementCommentCount(post.getDiscussionId(), post.getCreateId(), new Date());
+        }
+        // Maintain user comment count
+        if (post.getCreateId() != null) {
+            usersRepository.incrementCommentCount(post.getCreateId());
+        }
+        return saved;
     }
 }

src/main/java/com/yaoyuan/jiscuss/service/impl/UsersServiceImpl.java

@@ -146,6 +146,13 @@ public class UsersServiceImpl implements IUsersService {
         return usersRepository.findAllById(ids);
     }
 
+    @Transactional(readOnly = true)
+    @Override
+    public List<User> getTopActiveUsers(int limit) {
+        return usersRepository.findTop10ActiveUsers(
+                org.springframework.data.domain.PageRequest.of(0, limit));
+    }
+
 }
 
 

src/main/java/com/yaoyuan/jiscuss/util/UserAgentUtils.java

@@ -0,0 +1,58 @@
+package com.yaoyuan.jiscuss.util;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * Lightweight User-Agent parser.
+ * Extracts a human-readable browser name and major version without
+ * importing a heavy third-party library.
+ *
+ * <p>Detection order matters: Edge must be checked before Chrome, and
+ * Chrome before Safari, because UA strings commonly contain multiple tokens.
+ */
+public final class UserAgentUtils {
+
+    private UserAgentUtils() {}
+
+    private static final Pattern EDGE    = Pattern.compile("Edg(?:e|A|iOS)?/([\\d.]+)", Pattern.CASE_INSENSITIVE);
+    private static final Pattern FIREFOX = Pattern.compile("Firefox/([\\d.]+)", Pattern.CASE_INSENSITIVE);
+    private static final Pattern CHROME  = Pattern.compile("Chrome/([\\d.]+)", Pattern.CASE_INSENSITIVE);
+    private static final Pattern SAFARI  = Pattern.compile("Version/([\\d.]+).*Safari", Pattern.CASE_INSENSITIVE);
+    private static final Pattern OPERA   = Pattern.compile("OPR/([\\d.]+)", Pattern.CASE_INSENSITIVE);
+    private static final Pattern IE      = Pattern.compile("(?:MSIE |Trident/.*rv:)([\\d.]+)", Pattern.CASE_INSENSITIVE);
+
+    /**
+     * Returns a short browser description, e.g. "Chrome 120", "Firefox 121", "Safari 17".
+     * Returns "未知浏览器" when detection fails.
+     *
+     * @param userAgent the raw User-Agent header value
+     * @return display string, never null
+     */
+    public static String parseBrowser(String userAgent) {
+        if (userAgent == null || userAgent.isBlank()) {
+            return "未知浏览器";
+        }
+        // Order matters: Edge contains 'Chrome', Chrome contains 'Safari'
+        String r;
+        if ((r = match(EDGE,    userAgent, "Edge"))    != null) return r;
+        if ((r = match(OPERA,   userAgent, "Opera"))   != null) return r;
+        if ((r = match(FIREFOX, userAgent, "Firefox")) != null) return r;
+        if ((r = match(CHROME,  userAgent, "Chrome"))  != null) return r;
+        if ((r = match(SAFARI,  userAgent, "Safari"))  != null) return r;
+        if ((r = match(IE,      userAgent, "IE"))       != null) return r;
+        return "未知浏览器";
+    }
+
+    private static String match(Pattern pattern, String ua, String name) {
+        Matcher m = pattern.matcher(ua);
+        if (m.find()) {
+            String version = m.group(1);
+            // Only keep major version number
+            int dotIdx = version.indexOf('.');
+            String major = dotIdx > 0 ? version.substring(0, dotIdx) : version;
+            return name + " " + major;
+        }
+        return null;
+    }
+}

src/main/resources/db/migration/V8__vote_fields.sql

@@ -0,0 +1,19 @@
+-- V8: Add vote (like/dislike) support and IP/browser meta to posts
+
+-- likecollect: add explicit action column ('like' or 'dislike')
+ALTER TABLE likecollect ADD COLUMN action VARCHAR(20);
+
+-- discussion: add dislike counter
+ALTER TABLE discussion ADD COLUMN dislike_count INTEGER DEFAULT 0;
+
+-- post: add per-post vote counters
+ALTER TABLE post ADD COLUMN like_count INTEGER DEFAULT 0;
+ALTER TABLE post ADD COLUMN dislike_count INTEGER DEFAULT 0;
+
+-- indexes for vote lookup
+CREATE INDEX IF NOT EXISTS idx_likecollect_user_discussion ON likecollect(user_id, discussion_id);
+CREATE INDEX IF NOT EXISTS idx_likecollect_user_post ON likecollect(user_id, post_id);
+
+-- post: add IP region and parsed browser name
+ALTER TABLE post ADD COLUMN ip_region VARCHAR(100);
+ALTER TABLE post ADD COLUMN browser VARCHAR(200);

src/main/resources/static/lib/nprogress.min.css

@@ -0,0 +1 @@
+#nprogress{pointer-events:none}#nprogress .bar{background:#29d;position:fixed;z-index:1031;top:0;left:0;width:100%;height:2px}#nprogress .peg{display:block;position:absolute;right:0;width:100px;height:100%;box-shadow:0 0 10px #29d,0 0 5px #29d;opacity:1;-webkit-transform:rotate(3deg) translate(0,-4px);-ms-transform:rotate(3deg) translate(0,-4px);transform:rotate(3deg) translate(0,-4px)}#nprogress .spinner{display:block;position:fixed;z-index:1031;top:15px;right:15px}#nprogress .spinner-icon{width:18px;height:18px;box-sizing:border-box;border:2px solid transparent;border-top-color:#29d;border-left-color:#29d;border-radius:50%;-webkit-animation:nprogress-spinner 400ms linear infinite;animation:nprogress-spinner 400ms linear infinite}.nprogress-custom-parent{overflow:hidden;position:relative}.nprogress-custom-parent #nprogress .bar,.nprogress-custom-parent #nprogress .spinner{position:absolute}@-webkit-keyframes nprogress-spinner{0%{-webkit-transform:rotate(0deg)}100%{-webkit-transform:rotate(360deg)}}@keyframes nprogress-spinner{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}

src/main/resources/static/lib/nprogress.min.js

@@ -0,0 +1 @@
+!function(n,e){"function"==typeof define&&define.amd?define(e):"object"==typeof exports?module.exports=e():n.NProgress=e()}(this,function(){function n(n,e,t){return e>n?e:n>t?t:n}function e(n){return 100*(-1+n)}function t(n,t,r){var i;return i="translate3d"===c.positionUsing?{transform:"translate3d("+e(n)+"%,0,0)"}:"translate"===c.positionUsing?{transform:"translate("+e(n)+"%,0)"}:{"margin-left":e(n)+"%"},i.transition="all "+t+"ms "+r,i}function r(n,e){var t="string"==typeof n?n:o(n);return t.indexOf(" "+e+" ")>=0}function i(n,e){var t=o(n),i=t+e;r(t,e)||(n.className=i.substring(1))}function s(n,e){var t,i=o(n);r(n,e)&&(t=i.replace(" "+e+" "," "),n.className=t.substring(1,t.length-1))}function o(n){return(" "+(n.className||"")+" ").replace(/\s+/gi," ")}function a(n){n&&n.parentNode&&n.parentNode.removeChild(n)}var u={};u.version="0.2.0";var c=u.settings={minimum:.08,easing:"ease",positionUsing:"",speed:200,trickle:!0,trickleRate:.02,trickleSpeed:800,showSpinner:!0,barSelector:'[role="bar"]',spinnerSelector:'[role="spinner"]',parent:"body",template:'<div class="bar" role="bar"><div class="peg"></div></div><div class="spinner" role="spinner"><div class="spinner-icon"></div></div>'};u.configure=function(n){var e,t;for(e in n)t=n[e],void 0!==t&&n.hasOwnProperty(e)&&(c[e]=t);return this},u.status=null,u.set=function(e){var r=u.isStarted();e=n(e,c.minimum,1),u.status=1===e?null:e;var i=u.render(!r),s=i.querySelector(c.barSelector),o=c.speed,a=c.easing;return i.offsetWidth,l(function(n){""===c.positionUsing&&(c.positionUsing=u.getPositioningCSS()),f(s,t(e,o,a)),1===e?(f(i,{transition:"none",opacity:1}),i.offsetWidth,setTimeout(function(){f(i,{transition:"all "+o+"ms linear",opacity:0}),setTimeout(function(){u.remove(),n()},o)},o)):setTimeout(n,o)}),this},u.isStarted=function(){return"number"==typeof u.status},u.start=function(){u.status||u.set(0);var n=function(){setTimeout(function(){u.status&&(u.trickle(),n())},c.trickleSpeed)};return c.trickle&&n(),this},u.done=function(n){return n||u.status?u.inc(.3+.5*Math.random()).set(1):this},u.inc=function(e){var t=u.status;return t?("number"!=typeof e&&(e=(1-t)*n(Math.random()*t,.1,.95)),t=n(t+e,0,.994),u.set(t)):u.start()},u.trickle=function(){return u.inc(Math.random()*c.trickleRate)},function(){var n=0,e=0;u.promise=function(t){return t&&"resolved"!==t.state()?(0===e&&u.start(),n++,e++,t.always(function(){e--,0===e?(n=0,u.done()):u.set((n-e)/n)}),this):this}}(),u.render=function(n){if(u.isRendered())return document.getElementById("nprogress");i(document.documentElement,"nprogress-busy");var t=document.createElement("div");t.id="nprogress",t.innerHTML=c.template;var r,s=t.querySelector(c.barSelector),o=n?"-100":e(u.status||0),l=document.querySelector(c.parent);return f(s,{transition:"all 0 linear",transform:"translate3d("+o+"%,0,0)"}),c.showSpinner||(r=t.querySelector(c.spinnerSelector),r&&a(r)),l!=document.body&&i(l,"nprogress-custom-parent"),l.appendChild(t),t},u.remove=function(){s(document.documentElement,"nprogress-busy"),s(document.querySelector(c.parent),"nprogress-custom-parent");var n=document.getElementById("nprogress");n&&a(n)},u.isRendered=function(){return!!document.getElementById("nprogress")},u.getPositioningCSS=function(){var n=document.body.style,e="WebkitTransform"in n?"Webkit":"MozTransform"in n?"Moz":"msTransform"in n?"ms":"OTransform"in n?"O":"";return e+"Perspective"in n?"translate3d":e+"Transform"in n?"translate":"margin"};var l=function(){function n(){var t=e.shift();t&&t(n)}var e=[];return function(t){e.push(t),1==e.length&&n()}}(),f=function(){function n(n){return n.replace(/^-ms-/,"ms-").replace(/-([\da-z])/gi,function(n,e){return e.toUpperCase()})}function e(n){var e=document.body.style;if(n in e)return n;for(var t,r=i.length,s=n.charAt(0).toUpperCase()+n.slice(1);r--;)if(t=i[r]+s,t in e)return t;return n}function t(t){return t=n(t),s[t]||(s[t]=e(t))}function r(n,e,r){e=t(e),n.style[e]=r}var i=["Webkit","O","Moz","ms"],s={};return function(n,e){var t,i,s=arguments;if(2==s.length)for(t in e)i=e[t],void 0!==i&&e.hasOwnProperty(t)&&r(n,t,i);else r(n,s[1],s[2])}}();return u});

src/main/resources/static/semanticui/my.css

@@ -1,3 +1,36 @@
+/* ── CSS custom properties for theme switching ────────────────────────────── */
+:root {
+    --bg-page:    #f7f8fa;
+    --bg-card:    #ffffff;
+    --text-primary:   #333333;
+    --text-secondary: #888888;
+    --accent:     #2185d0;
+    --border:     rgba(34, 36, 38, 0.15);
+}
+
+[data-theme="dark"] {
+    --bg-page:    #1b1c1d;
+    --bg-card:    #2d2d2d;
+    --text-primary:   #e0e0e0;
+    --text-secondary: #999999;
+    --accent:     #6435c9;
+    --border:     rgba(255, 255, 255, 0.1);
+}
+
+body { background-color: var(--bg-page) !important; color: var(--text-primary); }
+
+/* Apply card background where Semantic UI uses white */
+[data-theme="dark"] .ui.card,
+[data-theme="dark"] .ui.segment,
+[data-theme="dark"] #context2,
+[data-theme="dark"] .ui.menu { background-color: var(--bg-card) !important; color: var(--text-primary) !important; }
+
+[data-theme="dark"] .ui.header,
+[data-theme="dark"] .ui.dividing.header { color: var(--text-primary) !important; border-bottom-color: var(--border) !important; }
+
+[data-theme="dark"] a { color: var(--accent) !important; }
+
+/* ── Layout helpers ───────────────────────────────────────────────────────── */
 .nullright {
     float: right;
 }

src/main/resources/templates/comm/commjs.ftl

@@ -1,30 +1,25 @@
-<#--jquery-->
+<#--NProgress - page load progress bar (local first)-->
+<link rel="stylesheet" type="text/css" href="/static/lib/nprogress.min.css"/>
+<script src="/static/lib/nprogress.min.js"></script>
+<script>if(typeof NProgress !== 'undefined') NProgress.start();</script>
+
+<#--jquery (local first, CDN fallback)-->
 <link rel="icon" type="image/png" href="/static/assets/images/logo.png">
-<script crossorigin="anonymous" integrity="sha384-vk5WoKIaW/vJyUAd9n/wmopsmNhiy+L2Z+SBxGYnUkunIxVxAv/UtMOhba/xskxh"
-        src="https://lib.baomitu.com/jquery/3.4.1/jquery.min.js"></script>
+<script src="/static/lib/jquery.min.js"></script>
+<script>window.jQuery || document.write('<script src="https://lib.baomitu.com/jquery/3.4.1/jquery.min.js"><\/script>')</script>
 
 <#--semantic-ui-->
 <link rel="stylesheet" type="text/css" href="/static/semanticui/semantic.css">
-<#-- <script  type="text/javascript" src="static/jquery/jquery-3.4.1.min.js"></script>-->
 <script type="text/javascript" src="/static/semanticui/semantic.js"></script>
 
-<#--<link crossorigin="anonymous" integrity="sha384-ATvSpJEmy1egycrmomcFxVn4Z0A6rfjwlzDQrts/1QRerQhR9EEpEYtdysLpQPuQ"-->
-<#--      href="https://lib.baomitu.com/semantic-ui/2.4.1/semantic.min.css" rel="stylesheet">-->
 <link rel="stylesheet" type="text/css" href="/static/semanticui/my.css">
-<#--<script crossorigin="anonymous" integrity="sha384-6urqf2sgCGDfIXcoxTUOVIoQV+jFr/Zuc4O2wCRS6Rnd8w0OJ17C4Oo3PuXu8ZtF"-->
-<#--        src="https://lib.baomitu.com/semantic-ui/2.4.1/semantic.min.js"></script>-->
-
-<#--tinymce-->
-<script crossorigin="anonymous" integrity="sha384-CpsBIlOAWHuSRRN235sCBzEeKN6hLT6SpOGRkGadKpYj0gDP7+s3Q8pC38z8uGHH"
-        src="https://lib.baomitu.com/tinymce/5.1.1/tinymce.min.js"></script>
 
+<#--tinymce (CDN)-->
+<script src="https://lib.baomitu.com/tinymce/5.1.1/tinymce.min.js"></script>
 
 <#--layx-->
 <link href="/static/layx/layx.min.css?b14794a8a3baf3e8b58e" rel="stylesheet">
-
 <script type="text/javascript" src="/static/layx/layx.min.js?b14794a8a3baf3e8b58e"></script>
 
 <script type="text/javascript" charset="UTF-8" src="/static/js/comm/util.js"></script>
 
-
-

src/main/resources/templates/comm/footer.ftl

@@ -45,4 +45,5 @@
         </div>
     </div>
 </div>
+<script>if(typeof NProgress !== 'undefined') NProgress.done();</script>
 

src/main/resources/templates/comm/header.ftl

@@ -24,6 +24,11 @@
                     <input type="text" placeholder="搜索">
                 </div>
             </div>
+            <div class="item">
+                <a id="themeToggle" title="切换主题" style="cursor:pointer; font-size:1.2em; color:inherit;">
+                    <i class="moon icon" id="themeIcon"></i> 主题
+                </a>
+            </div>
             <div class="item" id="userlogin">
                 <#if username??>
                     <form class="ui large form" action="/logout"  id="logoutForm" method="post"  style="display: none;">
@@ -40,3 +45,31 @@
 
 
 <script type="text/javascript" charset="UTF-8" src="/static/js/user/header.js"></script>
+<script>
+(function() {
+    var saved = localStorage.getItem('jiscuss-theme') || 'light';
+    if (saved === 'dark') { document.documentElement.setAttribute('data-theme', 'dark'); }
+    document.addEventListener('DOMContentLoaded', function() {
+        var btn = document.getElementById('themeToggle');
+        var icon = document.getElementById('themeIcon');
+        function applyTheme(t) {
+            if (t === 'dark') {
+                document.documentElement.setAttribute('data-theme', 'dark');
+                icon.className = 'sun icon';
+            } else {
+                document.documentElement.removeAttribute('data-theme');
+                icon.className = 'moon icon';
+            }
+        }
+        applyTheme(saved);
+        if (btn) {
+            btn.onclick = function() {
+                var current = localStorage.getItem('jiscuss-theme') || 'light';
+                var next = current === 'dark' ? 'light' : 'dark';
+                localStorage.setItem('jiscuss-theme', next);
+                applyTheme(next);
+            };
+        }
+    });
+})();
+</script>

src/main/resources/templates/discussions.ftl

@@ -45,13 +45,21 @@
                 </div>
 
                 <div class="ui labeled button" tabindex="0" style=" margin-top: 30px;">
-                    <div class="ui red button">
+                    <div class="ui red button" id="likeBtn" onclick="voteDiscussion('like')">
                         <i class="heart icon"></i> 赞这个主题
                     </div>
-                    <a class="ui basic red left pointing label">
+                    <a class="ui basic red left pointing label" id="likeCount">
                         ${discussions.likeCount!0}
                     </a>
                 </div>
+                <div class="ui labeled button" tabindex="0" style="margin-left:8px; margin-top: 30px;">
+                    <div class="ui grey button" id="dislikeBtn" onclick="voteDiscussion('dislike')">
+                        <i class="thumbs down icon"></i> 踩
+                    </div>
+                    <a class="ui basic grey left pointing label" id="dislikeCount">
+                        ${discussions.dislikeCount!0}
+                    </a>
+                </div>
                 <span style="margin-left:12px; color:#888; font-size:0.9em;">
                     <i class="eye icon"></i> ${discussions.viewCount!0} 浏览
                     &nbsp;&nbsp;<i class="comment icon"></i> ${discussions.commentsCount!0} 回复
@@ -90,7 +98,14 @@
                 </div>
 
                 <div class="ui threaded comments">
-                    <h3 class="ui dividing header">评论区</h3>
+                    <h3 class="ui dividing header">
+                        评论区
+                        <div class="ui mini buttons" style="float:right; font-size:0.75em;">
+                            <a class="ui button <#if sort == 'oldest'>active</#if>" href="?id=${discussions.id}&sort=oldest">最早</a>
+                            <a class="ui button <#if sort == 'newest'>active</#if>" href="?id=${discussions.id}&sort=newest">最新</a>
+                            <a class="ui button <#if sort == 'hot'>active</#if>" href="?id=${discussions.id}&sort=hot">最热</a>
+                        </div>
+                    </h3>
                     <input type="hidden" name="postId" id="postId" value=""/>
 
                     <!-- 定义遍历方法 -->
@@ -105,15 +120,20 @@
                                             <img src="/static/assets/images/logo.png">
                                         </a>
                                         <div class="content">
-                                            <a class="author">${post.username}</a>
+                                            <a class="author user-card-trigger" data-user-id="${post.createId!''}">${post.username}</a>
+                                            <span style="color:#aaa; font-size:0.8em; margin-left:6px;">#${post.number!''}</span>
                                             <div class="metadata">
                                                 <span class="date">${post.createTime}</span>
+                                                <#if post.ipRegion?? && post.ipRegion != ""><span style="margin-left:6px;"><i class="map marker alternate icon"></i>${post.ipRegion}</span></#if>
+                                                <#if post.browser?? && post.browser != ""><span style="margin-left:6px;"><i class="chrome icon"></i>${post.browser}</span></#if>
                                             </div>
                                             <div class="text">
                                                 ${post.content}
                                             </div>
                                             <div class="actions">
                                                 <a class="reply" onclick="replyThis('${post.username}', '${post.id}')">回复</a>
+                                                <a onclick="votePost(${post.id}, 'like')" style="cursor:pointer;"><i class="thumbs up outline icon"></i>${(post.likeCount!0)?c}</a>
+                                                <a onclick="votePost(${post.id}, 'dislike')" style="cursor:pointer;"><i class="thumbs down outline icon"></i>${(post.dislikeCount!0)?c}</a>
                                             </div>
                                         </div>
                                         <div class="comments">
@@ -127,15 +147,20 @@
                                             <img src="/static/assets/images/logo.png">
                                         </a>
                                         <div class="content">
-                                            <a class="author">${post.username}</a>
+                                            <a class="author user-card-trigger" data-user-id="${post.createId!''}">${post.username}</a>
+                                            <span style="color:#aaa; font-size:0.8em; margin-left:6px;">#${post.number!''}</span>
                                             <div class="metadata">
                                                 <span class="date">${post.createTime}</span>
+                                                <#if post.ipRegion?? && post.ipRegion != ""><span style="margin-left:6px;"><i class="map marker alternate icon"></i>${post.ipRegion}</span></#if>
+                                                <#if post.browser?? && post.browser != ""><span style="margin-left:6px;"><i class="chrome icon"></i>${post.browser}</span></#if>
                                             </div>
                                             <div class="text">
                                                 ${post.content}
                                             </div>
                                             <div class="actions">
                                                 <a class="reply" onclick="replyThis('${post.username}', '${post.id}')">回复</a>
+                                                <a onclick="votePost(${post.id}, 'like')" style="cursor:pointer;"><i class="thumbs up outline icon"></i>${(post.likeCount!0)?c}</a>
+                                                <a onclick="votePost(${post.id}, 'dislike')" style="cursor:pointer;"><i class="thumbs down outline icon"></i>${(post.dislikeCount!0)?c}</a>
                                             </div>
                                         </div>
                                     </div>
@@ -263,28 +288,23 @@
 
 
         <div class="mobile only sixteen wide column">
-            <div class="ui segment">Jiscuss手机可见，内容正在编写中，pc端可正常访问</div>
-            <div class="ui pagination menu">
-                <a class="icon item">
-                    <i class="left chevron icon"></i>
-                </a>
-                <a class="item">
-                    1
-                </a>
-                <a class="item">
-                    2
-                </a>
-                <div class="disabled item">
-                    ...
+            <div id="context2" style="padding: 1em; background: #fff; border-radius: 0.28571429rem; border: 1px solid rgba(34, 36, 38, 0.15);">
+                <h3 class="ui header"><i class="edit outline icon"></i>${discussions.title}</h3>
+                <div class="ui main text container">${discussions.content}</div>
+                <div style="margin-top:1em; color:#888; font-size:0.85em;">
+                    <i class="eye icon"></i> ${discussions.viewCount!0} 浏览 &nbsp;
+                    <i class="comment icon"></i> ${discussions.commentsCount!0} 回复
+                </div>
+                <div class="ui threaded comments" style="margin-top:1em;">
+                    <h4 class="ui dividing header">评论区</h4>
+                    <@bpTree posts=posts />
+                    <form class="ui reply form" style="margin-top:1em;">
+                        <div class="field"><textarea id="postContentMobile"></textarea></div>
+                        <div class="ui blue labeled submit icon button" onclick="addPostMobile()">
+                            <i class="icon edit"></i> 添加评论
+                        </div>
+                    </form>
                 </div>
-                <a class="item">
-                    10
-                </a>
-                <a class="item">
-                    11
-                </a>
-                <a class="icon item"> <i class="right chevron icon"></i>
-                </a>
             </div>
         </div>
 
@@ -303,8 +323,72 @@
         console.log('已经登陆：' + username);
         </#if>
         setDiscussionsId('${discussions.id}');
+
+        // User card — custom fixed-position tooltip (more reliable than Semantic UI popup)
+        var cardCache = {};
+        var $card = $('<div id="jUserCard" style="position:fixed;background:#fff;border:1px solid #ddd;border-radius:6px;padding:12px 16px;box-shadow:0 4px 16px rgba(0,0,0,.15);z-index:9999;min-width:180px;display:none;pointer-events:none;"></div>').appendTo('body');
+
+        function showCard(u, x, y) {
+            $card.html(
+                '<div style="font-weight:700;font-size:1em;margin-bottom:4px;">' + (u.username || '') + '</div>' +
+                '<div style="color:#888;font-size:.88em;">发帖: ' + (u.discussionsCount || 0) +
+                '&nbsp;&nbsp;回复: ' + (u.commentsCount || 0) + '</div>'
+            ).css({ left: x + 14, top: y + 14 }).show();
+        }
+
+        $(document).on('mouseenter', '.user-card-trigger', function(e) {
+            var userId = $(this).data('user-id');
+            if (!userId) return;
+            if (cardCache[userId]) { showCard(cardCache[userId], e.clientX, e.clientY); return; }
+            $.getJSON('/user_api/user/' + userId, function(res) {
+                if (res && res.code === 10000 && res.data) {
+                    cardCache[userId] = res.data;
+                    showCard(res.data, e.clientX, e.clientY);
+                }
+            });
+        }).on('mousemove', '.user-card-trigger', function(e) {
+            if ($card.is(':visible')) $card.css({ left: e.clientX + 14, top: e.clientY + 14 });
+        }).on('mouseleave', '.user-card-trigger', function() {
+            $card.hide();
+        });
     });
 
+    function voteDiscussion(action) {
+        var token = $("meta[name='_csrf']").attr("content");
+        var header = $("meta[name='_csrf_header']").attr("content");
+        $.ajax({
+            url: '/api/discussions/${discussions.id}/vote?action=' + action,
+            type: 'POST',
+            beforeSend: function(xhr) { xhr.setRequestHeader(header, token); },
+            success: function(res) {
+                if (res.code === 10000) {
+                    location.reload();
+                } else {
+                    alert(res.msg || '操作失败，请先登录');
+                }
+            },
+            error: function() { alert('请先登录'); }
+        });
+    }
+
+    function votePost(postId, action) {
+        var token = $("meta[name='_csrf']").attr("content");
+        var header = $("meta[name='_csrf_header']").attr("content");
+        $.ajax({
+            url: '/api/posts/' + postId + '/vote?action=' + action,
+            type: 'POST',
+            beforeSend: function(xhr) { xhr.setRequestHeader(header, token); },
+            success: function(res) {
+                if (res.code === 10000) {
+                    location.reload();
+                } else {
+                    alert(res.msg || '操作失败，请先登录');
+                }
+            },
+            error: function() { alert('请先登录'); }
+        });
+    }
+
 </script>
 <script type="text/javascript" charset="UTF-8" src="/static/js/user/discussions.js"></script>
 </body>

src/main/resources/templates/index.ftl

@@ -226,33 +226,27 @@
                 </div>
             </div>
 
-            <div class="ui card black ">
+            <div class="ui card">
                 <div class="content">
-                    <div class="header">预留功能</div>
+                    <div class="header">🏆 活跃用户排行</div>
                 </div>
                 <div class="content">
-                    <h4 class="ui sub header">Jiscuss</h4>
-                    <div class="ui small feed">
-                        <div class="event">
-                            <div class="content">
-                                <div class="summary">
-                                    <a>Jiscuss</a> 会持续更新， <a>Jiscuss</a> 将一直更新完善，感谢支持！
+                    <div class="ui middle aligned divided list">
+                        <#if topUsers?? && topUsers?size gt 0>
+                            <#list topUsers as u>
+                            <div class="item">
+                                <img class="ui avatar image" src="/static/assets/images/logo.png">
+                                <div class="content">
+                                    <a class="header">${u.username}</a>
+                                    <div class="description">${u.commentsCount!0} 回复</div>
                                 </div>
                             </div>
-                        </div>
-
-                        <div class="event">
-                            <div class="content">
-                                <div class="summary">
-                                    <a>2019</a> 测试内容
-                                </div>
-                            </div>
-                        </div>
+                            </#list>
+                        <#else>
+                            <div class="item" style="color:#aaa;">暂无数据</div>
+                        </#if>
                     </div>
                 </div>
-                <div class="extra content">
-                    <button class="ui button">预留按钮</button>
-                </div>
             </div>