feat: add floating new message container

Article UI fixes

backend/src/main/java/com/openisle/repository/PointHistoryRepository.java

@@ -10,6 +10,7 @@ import java.util.List;
 
 public interface PointHistoryRepository extends JpaRepository<PointHistory, Long> {
     List<PointHistory> findByUserOrderByIdDesc(User user);
+    List<PointHistory> findByUserOrderByIdAsc(User user);
     long countByUser(User user);
 
     List<PointHistory> findByUserAndCreatedAtAfterOrderByCreatedAtDesc(User user, LocalDateTime createdAt);

backend/src/main/java/com/openisle/service/PointService.java

@@ -225,17 +225,20 @@ public class PointService {
      */
     public int recalculateUserPoints(User user) {
         // 获取用户所有的积分历史记录（由于@Where注解，已删除的记录会被自动过滤）
-        List<PointHistory> histories = pointHistoryRepository.findByUserOrderByIdDesc(user);
+        List<PointHistory> histories = pointHistoryRepository.findByUserOrderByIdAsc(user);
-        
+
         int totalPoints = 0;
         for (PointHistory history : histories) {
             totalPoints += history.getAmount();
+            // 重新计算每条历史记录的余额
+            history.setBalance(totalPoints);
         }
-        
+
-        // 更新用户积分
+        // 批量更新历史记录及用户积分
+        pointHistoryRepository.saveAll(histories);
         user.setPoint(totalPoints);
         userRepository.save(user);
-        
+
         return totalPoints;
     }
 

backend/src/main/java/com/openisle/service/UsernameValidator.java

@@ -1,6 +1,7 @@
 package com.openisle.service;
 
 import com.openisle.exception.FieldException;
+import org.apache.commons.lang3.math.NumberUtils;
 import org.springframework.stereotype.Service;
 
 /**
@@ -17,6 +18,11 @@ public class UsernameValidator {
         if (username == null || username.isEmpty()) {
             throw new FieldException("username", "Username cannot be empty");
         }
+
+        if (NumberUtils.isDigits(username)) {
+            throw new FieldException("username", "Username cannot be pure number");
+        }
     }
+
 }
 

backend/src/test/java/com/openisle/service/PointServiceRecalculateUserPointsTest.java

@@ -0,0 +1,67 @@
+package com.openisle.service;
+
+import com.openisle.model.PointHistory;
+import com.openisle.model.PointHistoryType;
+import com.openisle.model.Role;
+import com.openisle.model.User;
+import com.openisle.repository.PointHistoryRepository;
+import com.openisle.repository.UserRepository;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
+import org.springframework.context.annotation.Import;
+
+import java.time.LocalDateTime;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+@DataJpaTest
+@Import(PointService.class)
+class PointServiceRecalculateUserPointsTest {
+
+    @Autowired
+    private PointService pointService;
+
+    @Autowired
+    private UserRepository userRepository;
+
+    @Autowired
+    private PointHistoryRepository pointHistoryRepository;
+
+    @Test
+    void recalculatesBalanceAfterDeletion() {
+        User user = new User();
+        user.setUsername("u");
+        user.setEmail("u@example.com");
+        user.setPassword("p");
+        user.setRole(Role.USER);
+        userRepository.save(user);
+
+        PointHistory h1 = new PointHistory();
+        h1.setUser(user);
+        h1.setType(PointHistoryType.POST);
+        h1.setAmount(30);
+        h1.setBalance(30);
+        h1.setCreatedAt(LocalDateTime.now().minusMinutes(2));
+        pointHistoryRepository.save(h1);
+
+        PointHistory h2 = new PointHistory();
+        h2.setUser(user);
+        h2.setType(PointHistoryType.COMMENT);
+        h2.setAmount(10);
+        h2.setBalance(40);
+        h2.setCreatedAt(LocalDateTime.now().minusMinutes(1));
+        pointHistoryRepository.save(h2);
+
+        user.setPoint(40);
+        userRepository.save(user);
+
+        pointHistoryRepository.delete(h1);
+
+        int total = pointService.recalculateUserPoints(user);
+
+        assertEquals(10, total);
+        assertEquals(10, userRepository.findById(user.getId()).orElseThrow().getPoint());
+        assertEquals(10, pointHistoryRepository.findById(h2.getId()).orElseThrow().getBalance());
+    }
+}

frontend_nuxt/assets/global.css

@@ -18,7 +18,9 @@
   --background-color-blur: rgba(255, 255, 255, 0.57);
   --menu-border-color: lightgray;
   --normal-border-color: lightgray;
-  --menu-selected-background-color: rgba(242, 242, 242, 0.884);
+  --menu-selected-background-color: rgba(88, 241, 255, 0.166);
+  --normal-light-background-color: rgba(242, 242, 242, 0.884);
+  --menu-selected-background-color-hover: rgba(242, 242, 242, 0.884);
   --menu-text-color: rgb(99, 99, 99);
   --scroller-background-color: rgba(130, 175, 180, 0.5);
   /* --normal-background-color: rgb(241, 241, 241); */
@@ -58,6 +60,8 @@
   --menu-border-color: #555;
   --normal-border-color: #555;
   --menu-selected-background-color: rgba(255, 255, 255, 0.1);
+  --normal-light-background-color: rgba(255, 255, 255, 0.1);
+  --menu-selected-background-color-hover: rgba(17, 182, 197, 0.082);
   --menu-text-color: rgb(173, 173, 173);
   /* --normal-background-color: #000000; */
   --normal-background-color: #333;
@@ -162,7 +166,7 @@ body {
   padding-left: 1em;
   border-left: 4px solid #d0d7de;
   color: var(--blockquote-text-color);
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
   padding-top: 1px;
   padding-bottom: 1px;
 }
@@ -295,7 +299,7 @@ body {
 
 /* 鼠标悬停行高亮 */
 .info-content-text tbody tr:hover {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
   transition: background-color 0.2s ease;
 }
 

frontend_nuxt/components/MenuComponent.vue

@@ -316,6 +316,10 @@ const gotoTag = (t) => {
   align-items: center;
 }
 
+.menu-item:hover {
+  background-color: var(--menu-selected-background-color-hover);
+}
+
 .menu-item.selected {
   font-weight: bold;
   background-color: var(--menu-selected-background-color);
@@ -407,7 +411,7 @@ const gotoTag = (t) => {
 }
 
 .section-item:hover {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--menu-selected-background-color-hover);
 }
 
 .section-item-text-count {

frontend_nuxt/components/NewMessageContainer.vue

@@ -0,0 +1,33 @@
+<template>
+  <div class="new-message-container" :style="{ bottom: bottom + 'px' }" @click="$emit('click')">
+    {{ count }} 条新消息，点击查看
+  </div>
+</template>
+
+<script setup>
+const props = defineProps({
+  count: {
+    type: Number,
+    default: 0,
+  },
+  bottom: {
+    type: Number,
+    default: 0,
+  },
+})
+</script>
+
+<style scoped>
+.new-message-container {
+  position: absolute;
+  left: 50%;
+  transform: translateX(-50%);
+  background-color: var(--primary-color);
+  color: #fff;
+  padding: 6px 16px;
+  border-radius: 20px;
+  cursor: pointer;
+  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
+  z-index: 50;
+}
+</style>

frontend_nuxt/components/PostEditor.vue

@@ -136,7 +136,7 @@ export default {
   left: 0;
   width: 100%;
   height: 100%;
-  background: var(--menu-selected-background-color);
+  background: var(--normal-light-background-color);
   display: flex;
   align-items: center;
   justify-content: center;

frontend_nuxt/components/ReactionsGroup.vue

@@ -331,11 +331,11 @@ onMounted(async () => {
 
 .reactions-viewer-item.placeholder,
 .reactions-viewer-single-item.selected {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
 }
 
 .reaction-option.selected {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
 }
 
 @media (max-width: 768px) {

frontend_nuxt/pages/index.vue

@@ -65,16 +65,17 @@
           class="article-item"
           v-for="article in articles"
           :key="article.id"
+          @click="navigateTo(`/posts/${article.id}`)"
         >
           <div class="article-main-container">
-            <NuxtLink class="article-item-title main-item" :to="`/posts/${article.id}`">
+            <NuxtLink class="article-item-title main-item">
               <pin v-if="article.pinned" theme="outline" class="pinned-icon" />
               <gift v-if="article.type === 'LOTTERY'" class="lottery-icon" />
               <ranking-list v-else-if="article.type === 'POLL'" class="poll-icon" />
               <star v-if="!article.rssExcluded" class="featured-icon" />
               {{ article.title }}
             </NuxtLink>
-            <NuxtLink class="article-item-description main-item" :to="`/posts/${article.id}`">
+            <NuxtLink class="article-item-description main-item">
               {{ sanitizeDescription(article.description) }}
             </NuxtLink>
             <div class="article-info-container main-item">
@@ -488,6 +489,11 @@ const sanitizeDescription = (text) => stripMarkdown(text)
   border-bottom: 1px solid var(--normal-border-color);
 }
 
+.article-item:hover {
+  background-color: var(--menu-selected-background-color-hover);
+  cursor: pointer;
+}
+
 .article-main-container,
 .header-item.main-item {
   width: calc(60% - 20px);

frontend_nuxt/pages/message-box/[id].vue

@@ -48,7 +48,7 @@
               :content-id="item.id"
               @update:modelValue="(v) => (item.reactions = v)"
             >
-              <div class="reply-btn"><next @click="setReply(item)" /> 写个回复...</div>
+              <div @click="setReply(item)" class="reply-btn"><next /> 写个回复...</div>
             </ReactionsGroup>
           </template>
         </BaseTimeline>
@@ -62,7 +62,14 @@
       </template>
     </div>
 
-    <div class="message-input-area">
+    <NewMessageContainer
+      v-if="showNewMessageContainer"
+      :count="newMessagesCount"
+      :bottom="inputAreaHeight + 20"
+      @click="handleNewMessagesClick"
+    />
+
+    <div class="message-input-area" ref="messageInputAreaEl">
       <div v-if="replyTo" class="active-reply">
         正在回复 {{ replyTo.sender.username }}:
         {{ stripMarkdownLength(replyTo.content, 50) }}
@@ -96,6 +103,7 @@ import { useChannelsUnreadCount } from '~/composables/useChannelsUnreadCount'
 import TimeManager from '~/utils/time'
 import BaseTimeline from '~/components/BaseTimeline.vue'
 import BasePlaceholder from '~/components/BasePlaceholder.vue'
+import NewMessageContainer from '~/components/NewMessageContainer.vue'
 
 const config = useRuntimeConfig()
 const route = useRoute()
@@ -112,6 +120,7 @@ const error = ref(null)
 const conversationId = route.params.id
 const currentUser = ref(null)
 const messagesListEl = ref(null)
+const messageInputAreaEl = ref(null)
 const currentPage = ref(0)
 const totalPages = ref(0)
 const loadingMore = ref(false)
@@ -120,6 +129,21 @@ const isChannel = ref(false)
 const isFloatMode = computed(() => route.query.float !== undefined)
 const floatRoute = useState('messageFloatRoute')
 const replyTo = ref(null)
+const newMessagesCount = ref(0)
+const inputAreaHeight = ref(0)
+const showNewMessageContainer = computed(
+  () => newMessagesCount.value > 0 && !isUserNearBottom.value,
+)
+
+function updateInputAreaHeight() {
+  if (!messageInputAreaEl.value) return
+  inputAreaHeight.value = messageInputAreaEl.value.offsetHeight
+}
+
+function handleNewMessagesClick() {
+  scrollToBottomSmooth()
+  newMessagesCount.value = 0
+}
 
 const isUserNearBottom = ref(true)
 function updateNearBottom() {
@@ -329,6 +353,10 @@ onMounted(async () => {
     messagesListEl.value.addEventListener('scroll', updateNearBottom, { passive: true })
   }
 
+  window.addEventListener('resize', updateInputAreaHeight)
+  await nextTick()
+  updateInputAreaHeight()
+
   currentUser.value = await fetchCurrentUser()
   if (currentUser.value) {
     await fetchMessages(0)
@@ -370,9 +398,10 @@ const subscribeToConversation = () => {
 
       await markConversationAsRead()
       await nextTick()
-
       if (isUserNearBottom.value) {
         scrollToBottomSmooth()
+      } else {
+        newMessagesCount.value += 1
       }
     } catch (e) {
       console.error('Failed to parse websocket message', e)
@@ -386,6 +415,14 @@ watch(isConnected, (newValue) => {
   }
 })
 
+watch(isUserNearBottom, (val) => {
+  if (val) newMessagesCount.value = 0
+})
+
+watch(replyTo, () => {
+  nextTick(updateInputAreaHeight)
+})
+
 onActivated(async () => {
   // 返回页面时：刷新数据与已读，并滚动到底部
   if (currentUser.value) {
@@ -418,6 +455,7 @@ onUnmounted(() => {
   if (messagesListEl.value) {
     messagesListEl.value.removeEventListener('scroll', updateNearBottom)
   }
+  window.removeEventListener('resize', updateInputAreaHeight)
 })
 
 function minimize() {
@@ -614,7 +652,7 @@ function goBack() {
   border-left: 5px solid var(--primary-color);
   margin-bottom: 5px;
   font-size: 13px;
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
 }
 
 .reply-author {
@@ -634,7 +672,7 @@ function goBack() {
 }
 
 .active-reply {
-  background-color: var(--bg-color-soft);
+  background-color: var(--normal-light-background-color);
   padding: 5px 10px;
   border-left: 5px solid var(--primary-color);
   margin-bottom: 5px;

frontend_nuxt/pages/message-box/index.vue

@@ -419,7 +419,7 @@ function minimize() {
 }
 
 .conversation-item:hover {
-  background-color: var(--menu-selected-background-color);
+  background-color: var(--normal-light-background-color);
 }
 
 .conversation-avatar {