From 2b242367d71b61516e7f4e3e16c67d89505c70e9 Mon Sep 17 00:00:00 2001
From: Tim <nagisa12164@163.com>
Date: Tue, 26 Aug 2025 10:12:16 +0800
Subject: [PATCH 1/8] =?UTF-8?q?fix:=20=E7=AB=99=E5=86=85=E4=BF=A1=EF=BC=9A?=
 =?UTF-8?q?=E4=BB=8E=E7=BA=A2=E7=82=B9=E7=82=B9=E8=BF=9B=E5=8E=BB=E5=8F=88?=
 =?UTF-8?q?=E9=80=80=E5=87=BA=E6=9D=A5=EF=BC=8C=E6=B2=A1=E6=9C=89=E6=B6=88?=
 =?UTF-8?q?=E9=80=80=E7=BA=A2=E7=82=B9=EF=BC=8C=E6=96=B0=E4=BF=A1=E6=81=AF?=
 =?UTF-8?q?=E4=B9=9F=E6=B2=A1=E9=80=82=E9=85=8D=20#712?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend_nuxt/pages/message-box/index.vue | 23 +++++++++++++++--------
 1 file changed, 15 insertions(+), 8 deletions(-)

diff --git a/frontend_nuxt/pages/message-box/index.vue b/frontend_nuxt/pages/message-box/index.vue
index f5c62630f..abd255dfc 100644
--- a/frontend_nuxt/pages/message-box/index.vue
+++ b/frontend_nuxt/pages/message-box/index.vue
@@ -8,7 +8,7 @@
       <i class="fas fa-compress" @click="minimize" title="最小化"></i>
     </div>
     <div class="tabs">
-      <div :class="['tab', { active: activeTab === 'messages' }]" @click="activeTab = 'messages'">
+      <div :class="['tab', { active: activeTab === 'messages' }]" @click="switchToMessage">
         站内信
       </div>
       <div :class="['tab', { active: activeTab === 'channels' }]" @click="switchToChannels">
@@ -147,7 +147,7 @@ const { fetchChannelUnread: refreshChannelUnread, setFromList: setChannelUnreadF
   useChannelsUnreadCount()
 let subscription = null
 
-const activeTab = ref('messages')
+const activeTab = ref('channels')
 const channels = ref([])
 const loadingChannels = ref(false)
 const isFloatMode = computed(() => route.query.float === '1')
@@ -159,6 +159,7 @@ async function fetchConversations() {
     toast.error('请先登录')
     return
   }
+  loading.value = true
   try {
     const response = await fetch(`${API_BASE_URL}/api/messages/conversations`, {
       method: 'GET',
@@ -215,11 +216,14 @@ async function fetchChannels() {
   }
 }
 
+function switchToMessage() {
+  activeTab.value = 'messages'
+  fetchConversations()
+}
+
 function switchToChannels() {
   activeTab.value = 'channels'
-  if (channels.value.length === 0) {
-    fetchChannels()
-  }
+  fetchChannels()
 }
 
 async function goToChannel(id) {
@@ -244,12 +248,15 @@ async function goToChannel(id) {
 }
 
 onActivated(async () => {
-  loading.value = true
   currentUser.value = await fetchCurrentUser()
 
   if (currentUser.value) {
-    await fetchConversations()
-    refreshGlobalUnreadCount() // Refresh global count when entering the list
+    if (activeTab.value === 'messages') {
+      await fetchConversations()
+    } else {
+      await fetchChannels()
+    }
+    refreshGlobalUnreadCount()
     refreshChannelUnread()
     const token = getToken()
     if (token && !isConnected.value) {

From 1e1ae29d32e56347db45bf11d443ef8eb393e03e Mon Sep 17 00:00:00 2001
From: Tim <nagisa12164@163.com>
Date: Tue, 26 Aug 2025 10:33:45 +0800
Subject: [PATCH 2/8] =?UTF-8?q?fix:=20reactions=E9=9D=A2=E6=9D=BF=EF=BC=8C?=
 =?UTF-8?q?=E8=B6=85=E8=BF=87=E4=B8=89=E7=A7=8Dreaction=E6=89=8D=E9=87=87?=
 =?UTF-8?q?=E7=94=A8=E7=9C=81=E7=95=A5=E6=A0=B7=E5=BC=8F=20=E8=80=8C?=
 =?UTF-8?q?=E4=B8=8D=E6=98=AF=E4=B8=89=E4=B8=AA=20#724?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend_nuxt/components/ReactionsGroup.vue | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/frontend_nuxt/components/ReactionsGroup.vue b/frontend_nuxt/components/ReactionsGroup.vue
index 697cc81e0..ee9774422 100644
--- a/frontend_nuxt/components/ReactionsGroup.vue
+++ b/frontend_nuxt/components/ReactionsGroup.vue
@@ -6,7 +6,7 @@
         @mouseenter="cancelHide"
         @mouseleave="scheduleHide"
       >
-        <template v-if="reactions.length < 4">
+        <template v-if="counts.length < 4">
           <div
             v-for="r in displayedReactions"
             :key="r.type"

From 6527b3790e844543238be24b8d5673d3d2c9fd2f Mon Sep 17 00:00:00 2001
From: Tim <nagisa12164@163.com>
Date: Tue, 26 Aug 2025 10:47:02 +0800
Subject: [PATCH 3/8] =?UTF-8?q?fix:=20add=20link=20logo,=20=E4=BB=A5?=
 =?UTF-8?q?=E5=8F=8A=E8=B7=B3=E8=BD=AC=E6=96=B0=E7=AA=97=E5=8F=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend_nuxt/components/MessageFloatWindow.vue | 4 ----
 frontend_nuxt/utils/markdown.js                 | 2 +-
 frontend_nuxt/utils/vditor.js                   | 3 ++-
 frontend_nuxt/utils/vditorPostCitation.js       | 6 +++---
 4 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/frontend_nuxt/components/MessageFloatWindow.vue b/frontend_nuxt/components/MessageFloatWindow.vue
index 6b44ca6d4..fb2495ac7 100644
--- a/frontend_nuxt/components/MessageFloatWindow.vue
+++ b/frontend_nuxt/components/MessageFloatWindow.vue
@@ -9,14 +9,12 @@
         title="收起至 100px"
         @click="collapseToMini"
       ></i>
-      <!-- 回弹：60vh -->
       <i
         class="fas fa-chevron-up"
         v-if="floatHeight !== DEFAULT_HEIGHT"
         title="回弹至 60vh"
         @click="reboundToDefault"
       ></i>
-      <!-- 全屏打开（原有逻辑） -->
       <i class="fas fa-expand" title="在页面中打开" @click="expand"></i>
     </div>
   </div>
@@ -61,7 +59,6 @@ function injectBaseTag() {
   }
 }
 
-// 当浮窗重新出现时，恢复默认高度
 watch(
   () => floatRoute.value,
   (v) => {
@@ -76,7 +73,6 @@ watch(
   bottom: 0;
   right: 0;
   width: 400px;
-  /* 高度由内联样式绑定控制：60vh / 100px */
   max-height: 90vh;
   background-color: var(--background-color);
   border: 1px solid var(--normal-border-color);
diff --git a/frontend_nuxt/utils/markdown.js b/frontend_nuxt/utils/markdown.js
index 0d9f8b1c1..268deffd8 100644
--- a/frontend_nuxt/utils/markdown.js
+++ b/frontend_nuxt/utils/markdown.js
@@ -106,7 +106,7 @@ const md = new MarkdownIt({
 
 md.use(mentionPlugin)
 md.use(tiebaEmojiPlugin)
-md.use(linkPlugin) // 添加链接插件
+md.use(linkPlugin)
 
 export function renderMarkdown(text) {
   return md.render(text || '')
diff --git a/frontend_nuxt/utils/vditor.js b/frontend_nuxt/utils/vditor.js
index d2211ff15..bd64a3055 100644
--- a/frontend_nuxt/utils/vditor.js
+++ b/frontend_nuxt/utils/vditor.js
@@ -16,6 +16,7 @@ export function createVditor(editorId, options = {}) {
   const { placeholder = '', preview = {}, input, after } = options
   const config = useRuntimeConfig()
   const API_BASE_URL = config.public.apiBaseUrl
+  const WEBSITE_BASE_URL = config.public.websiteBaseUrl
 
   const fetchMentions = async (value) => {
     if (!value) {
@@ -80,7 +81,7 @@ export function createVditor(editorId, options = {}) {
             }))
           },
         },
-        vditorPostCitation(API_BASE_URL),
+        vditorPostCitation(API_BASE_URL, WEBSITE_BASE_URL),
       ],
     },
     cdn: 'https://openisle-1307107697.cos.ap-guangzhou.myqcloud.com/assert/vditor',
diff --git a/frontend_nuxt/utils/vditorPostCitation.js b/frontend_nuxt/utils/vditorPostCitation.js
index d3fbcad61..0081ab5be 100644
--- a/frontend_nuxt/utils/vditorPostCitation.js
+++ b/frontend_nuxt/utils/vditorPostCitation.js
@@ -10,7 +10,7 @@ async function searchPost(apiBaseUrl, keyword) {
   })
 }
 
-export default (apiBaseUrl) => {
+export default (apiBaseUrl, websiteBaseUrl) => {
   return {
     key: '#',
     hint: async (keyword) => {
@@ -22,8 +22,8 @@ export default (apiBaseUrl) => {
           let value = ''
           return (
             body.map((item) => ({
-              value: `[${item.title}](/posts/${item.id})`,
-              html: `<div>${item.title}</div>`,
+              value: `[🔗${item.title}](${websiteBaseUrl}/posts/${item.id})`,
+              html: `<div><i class="fas fa-link"></i> ${item.title}</div>`,
             })) ?? []
           )
         } else {

From bd9ce67d4bc5c6e73df9cdf1eec6a8bcfdaaa79c Mon Sep 17 00:00:00 2001
From: Tim <135014430+nagisa77@users.noreply.github.com>
Date: Tue, 26 Aug 2025 10:48:38 +0800
Subject: [PATCH 4/8] feat: add favorites tab to user profile

---
 .../openisle/controller/UserController.java   | 11 +++++
 .../openisle/service/SubscriptionService.java |  5 ++
 .../controller/UserControllerTest.java        | 24 ++++++++++
 frontend_nuxt/pages/users/[id].vue            | 47 ++++++++++++++++++-
 4 files changed, 86 insertions(+), 1 deletion(-)

diff --git a/backend/src/main/java/com/openisle/controller/UserController.java b/backend/src/main/java/com/openisle/controller/UserController.java
index 01afbabb6..c3c737ce4 100644
--- a/backend/src/main/java/com/openisle/controller/UserController.java
+++ b/backend/src/main/java/com/openisle/controller/UserController.java
@@ -105,6 +105,17 @@ public class UserController {
                 .collect(java.util.stream.Collectors.toList());
     }
 
+    @GetMapping("/{identifier}/subscribed-posts")
+    public java.util.List<PostMetaDto> subscribedPosts(@PathVariable("identifier") String identifier,
+                                                       @RequestParam(value = "limit", required = false) Integer limit) {
+        int l = limit != null ? limit : defaultPostsLimit;
+        User user = userService.findByIdentifier(identifier).orElseThrow();
+        return subscriptionService.getSubscribedPosts(user.getUsername()).stream()
+                .limit(l)
+                .map(userMapper::toMetaDto)
+                .collect(java.util.stream.Collectors.toList());
+    }
+
     @GetMapping("/{identifier}/replies")
     public java.util.List<CommentInfoDto> userReplies(@PathVariable("identifier") String identifier,
                                                       @RequestParam(value = "limit", required = false) Integer limit) {
diff --git a/backend/src/main/java/com/openisle/service/SubscriptionService.java b/backend/src/main/java/com/openisle/service/SubscriptionService.java
index 841fad659..f6429ff31 100644
--- a/backend/src/main/java/com/openisle/service/SubscriptionService.java
+++ b/backend/src/main/java/com/openisle/service/SubscriptionService.java
@@ -107,6 +107,11 @@ public class SubscriptionService {
         return commentSubRepo.findByComment(c).stream().map(CommentSubscription::getUser).toList();
     }
 
+    public List<Post> getSubscribedPosts(String username) {
+        User user = userRepo.findByUsername(username).orElseThrow();
+        return postSubRepo.findByUser(user).stream().map(PostSubscription::getPost).toList();
+    }
+
 
     public long countSubscribers(String username) {
         User user = userRepo.findByUsername(username).orElseThrow();
diff --git a/backend/src/test/java/com/openisle/controller/UserControllerTest.java b/backend/src/test/java/com/openisle/controller/UserControllerTest.java
index 4af99507c..22d48bd2c 100644
--- a/backend/src/test/java/com/openisle/controller/UserControllerTest.java
+++ b/backend/src/test/java/com/openisle/controller/UserControllerTest.java
@@ -136,6 +136,30 @@ class UserControllerTest {
                 .andExpect(jsonPath("$[0].title").value("hello"));
     }
 
+    @Test
+    void listSubscribedPosts() throws Exception {
+        User user = new User();
+        user.setUsername("bob");
+        com.openisle.model.Category cat = new com.openisle.model.Category();
+        cat.setName("tech");
+        com.openisle.model.Post post = new com.openisle.model.Post();
+        post.setId(6L);
+        post.setTitle("fav");
+        post.setCreatedAt(java.time.LocalDateTime.now());
+        post.setCategory(cat);
+        post.setAuthor(user);
+        Mockito.when(userService.findByIdentifier("bob")).thenReturn(Optional.of(user));
+        Mockito.when(subscriptionService.getSubscribedPosts("bob")).thenReturn(java.util.List.of(post));
+        PostMetaDto meta = new PostMetaDto();
+        meta.setId(6L);
+        meta.setTitle("fav");
+        Mockito.when(userMapper.toMetaDto(post)).thenReturn(meta);
+
+        mockMvc.perform(get("/api/users/bob/subscribed-posts"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$[0].title").value("fav"));
+    }
+
     @Test
     void listUserReplies() throws Exception {
         User user = new User();
diff --git a/frontend_nuxt/pages/users/[id].vue b/frontend_nuxt/pages/users/[id].vue
index 973a95b68..5852806ec 100644
--- a/frontend_nuxt/pages/users/[id].vue
+++ b/frontend_nuxt/pages/users/[id].vue
@@ -94,6 +94,13 @@
           <i class="fas fa-user-plus"></i>
           <div class="profile-tabs-item-label">关注</div>
         </div>
+        <div
+          :class="['profile-tabs-item', { selected: selectedTab === 'favorites' }]"
+          @click="selectedTab = 'favorites'"
+        >
+          <i class="fas fa-bookmark"></i>
+          <div class="profile-tabs-item-label">收藏</div>
+        </div>
         <div
           :class="['profile-tabs-item', { selected: selectedTab === 'achievements' }]"
           @click="selectedTab = 'achievements'"
@@ -318,6 +325,23 @@
           </div>
         </div>
 
+        <div v-else-if="selectedTab === 'favorites'" class="favorites-container">
+          <div v-if="favoritePosts.length > 0">
+            <BaseTimeline :items="favoritePosts">
+              <template #item="{ item }">
+                <NuxtLink :to="`/posts/${item.post.id}`" class="timeline-link">
+                  {{ item.post.title }}
+                </NuxtLink>
+                <div class="timeline-snippet">
+                  {{ stripMarkdown(item.post.snippet) }}
+                </div>
+                <div class="timeline-date">{{ formatDate(item.post.createdAt) }}</div>
+              </template>
+            </BaseTimeline>
+          </div>
+          <div v-else class="summary-empty">暂无收藏文章</div>
+        </div>
+
         <div v-else-if="selectedTab === 'achievements'" class="achievements-container">
           <AchievementList :medals="medals" :can-select="isMine" />
         </div>
@@ -352,6 +376,7 @@ const user = ref({})
 const hotPosts = ref([])
 const hotReplies = ref([])
 const hotTags = ref([])
+const favoritePosts = ref([])
 const timelineItems = ref([])
 const timelineFilter = ref('all')
 const filteredTimelineItems = computed(() => {
@@ -369,7 +394,7 @@ const subscribed = ref(false)
 const isLoading = ref(true)
 const tabLoading = ref(false)
 const selectedTab = ref(
-  ['summary', 'timeline', 'following', 'achievements'].includes(route.query.tab)
+  ['summary', 'timeline', 'following', 'favorites', 'achievements'].includes(route.query.tab)
     ? route.query.tab
     : 'summary',
 )
@@ -472,6 +497,16 @@ const fetchFollowUsers = async () => {
   followings.value = followingRes.ok ? await followingRes.json() : []
 }
 
+const fetchFavorites = async () => {
+  const res = await fetch(`${API_BASE_URL}/api/users/${username}/subscribed-posts`)
+  if (res.ok) {
+    const data = await res.json()
+    favoritePosts.value = data.map((p) => ({ icon: 'fas fa-bookmark', post: p }))
+  } else {
+    favoritePosts.value = []
+  }
+}
+
 const loadSummary = async () => {
   tabLoading.value = true
   await fetchSummary()
@@ -490,6 +525,12 @@ const loadFollow = async () => {
   tabLoading.value = false
 }
 
+const loadFavorites = async () => {
+  tabLoading.value = true
+  await fetchFavorites()
+  tabLoading.value = false
+}
+
 const fetchAchievements = async () => {
   const res = await fetch(`${API_BASE_URL}/api/medals?userId=${user.value.id}`)
   if (res.ok) {
@@ -578,6 +619,8 @@ const init = async () => {
       await loadTimeline()
     } else if (selectedTab.value === 'following') {
       await loadFollow()
+    } else if (selectedTab.value === 'favorites') {
+      await loadFavorites()
     } else if (selectedTab.value === 'achievements') {
       await loadAchievements()
     }
@@ -596,6 +639,8 @@ watch(selectedTab, async (val) => {
     await loadTimeline()
   } else if (val === 'following' && followers.value.length === 0 && followings.value.length === 0) {
     await loadFollow()
+  } else if (val === 'favorites' && favoritePosts.value.length === 0) {
+    await loadFavorites()
   } else if (val === 'achievements' && medals.value.length === 0) {
     await loadAchievements()
   }

From e02db635c440038fdd88101af07c89f48295815e Mon Sep 17 00:00:00 2001
From: Tim <nagisa12164@163.com>
Date: Tue, 26 Aug 2025 10:52:53 +0800
Subject: [PATCH 5/8] =?UTF-8?q?fix:=20=E8=B0=83=E6=95=B4=E6=94=B6=E8=97=8F?=
 =?UTF-8?q?=E6=A0=B7=E5=BC=8F?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend_nuxt/pages/users/[id].vue | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/frontend_nuxt/pages/users/[id].vue b/frontend_nuxt/pages/users/[id].vue
index 5852806ec..ba533caf5 100644
--- a/frontend_nuxt/pages/users/[id].vue
+++ b/frontend_nuxt/pages/users/[id].vue
@@ -945,6 +945,10 @@ watch(selectedTab, async (val) => {
 .follow-container {
 }
 
+.favorites-container {
+  padding: 10px;
+}
+
 .follow-tabs {
   display: flex;
   flex-direction: row;

From 88ce6b682d96fc8f90186cb092a3c75dec9461fd Mon Sep 17 00:00:00 2001
From: Tim <nagisa12164@163.com>
Date: Tue, 26 Aug 2025 10:59:54 +0800
Subject: [PATCH 6/8] =?UTF-8?q?fix:=20=E6=8A=BD=E5=A5=96ui=20=E4=BC=98?=
 =?UTF-8?q?=E5=8C=96?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend_nuxt/pages/new-post.vue         | 2 ++
 frontend_nuxt/pages/posts/[id]/index.vue | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/frontend_nuxt/pages/new-post.vue b/frontend_nuxt/pages/new-post.vue
index ed64f63f5..533f2faf0 100644
--- a/frontend_nuxt/pages/new-post.vue
+++ b/frontend_nuxt/pages/new-post.vue
@@ -498,6 +498,8 @@ const submitPost = async () => {
   display: flex;
   flex-direction: column;
   gap: 20px;
+
+  margin-bottom: 200px;
 }
 
 .prize-row-title {
diff --git a/frontend_nuxt/pages/posts/[id]/index.vue b/frontend_nuxt/pages/posts/[id]/index.vue
index 7777cb2a0..d218eb05f 100644
--- a/frontend_nuxt/pages/posts/[id]/index.vue
+++ b/frontend_nuxt/pages/posts/[id]/index.vue
@@ -894,7 +894,7 @@ onMounted(async () => {
 })
 </script>
 
-<style>
+<style scoped>
 .post-page-container {
   background-color: var(--background-color);
   display: flex;

From cb614b97390005e9ef10f44262b8d71f2ac06743 Mon Sep 17 00:00:00 2001
From: Tim <135014430+nagisa77@users.noreply.github.com>
Date: Tue, 26 Aug 2025 11:14:20 +0800
Subject: [PATCH 7/8] feat: integrate points with lottery participation

---
 .../openisle/controller/PostController.java   |  3 ++-
 .../java/com/openisle/dto/LotteryDto.java     |  1 +
 .../java/com/openisle/dto/PostRequest.java    |  1 +
 .../java/com/openisle/mapper/PostMapper.java  |  1 +
 .../java/com/openisle/model/LotteryPost.java  |  3 +++
 .../com/openisle/model/PointHistoryType.java  |  4 +++-
 .../com/openisle/service/PointService.java    | 12 ++++++++++
 .../com/openisle/service/PostService.java     | 11 +++++++--
 .../V3__add_point_cost_to_lottery_posts.sql   |  1 +
 .../controller/PostControllerTest.java        |  4 ++--
 .../com/openisle/service/PostServiceTest.java |  2 +-
 frontend_nuxt/pages/new-post.vue              | 24 +++++++++++++++++++
 frontend_nuxt/pages/points.vue                | 18 ++++++++++++++
 frontend_nuxt/pages/posts/[id]/index.vue      |  7 +++---
 14 files changed, 82 insertions(+), 10 deletions(-)
 create mode 100644 backend/src/main/resources/db/migration/V3__add_point_cost_to_lottery_posts.sql

diff --git a/backend/src/main/java/com/openisle/controller/PostController.java b/backend/src/main/java/com/openisle/controller/PostController.java
index 3ea7334e2..aa1707ff1 100644
--- a/backend/src/main/java/com/openisle/controller/PostController.java
+++ b/backend/src/main/java/com/openisle/controller/PostController.java
@@ -41,7 +41,8 @@ public class PostController {
         Post post = postService.createPost(auth.getName(), req.getCategoryId(),
                 req.getTitle(), req.getContent(), req.getTagIds(),
                 req.getType(), req.getPrizeDescription(), req.getPrizeIcon(),
-                req.getPrizeCount(), req.getStartTime(), req.getEndTime());
+                req.getPrizeCount(), req.getPointCost(),
+                req.getStartTime(), req.getEndTime());
         draftService.deleteDraft(auth.getName());
         PostDetailDto dto = postMapper.toDetailDto(post, auth.getName());
         dto.setReward(levelService.awardForPost(auth.getName()));
diff --git a/backend/src/main/java/com/openisle/dto/LotteryDto.java b/backend/src/main/java/com/openisle/dto/LotteryDto.java
index db6728993..73b5ca7d7 100644
--- a/backend/src/main/java/com/openisle/dto/LotteryDto.java
+++ b/backend/src/main/java/com/openisle/dto/LotteryDto.java
@@ -10,6 +10,7 @@ public class LotteryDto {
     private String prizeDescription;
     private String prizeIcon;
     private int prizeCount;
+    private int pointCost;
     private LocalDateTime startTime;
     private LocalDateTime endTime;
     private List<AuthorDto> participants;
diff --git a/backend/src/main/java/com/openisle/dto/PostRequest.java b/backend/src/main/java/com/openisle/dto/PostRequest.java
index 014d68bf7..1fe02669a 100644
--- a/backend/src/main/java/com/openisle/dto/PostRequest.java
+++ b/backend/src/main/java/com/openisle/dto/PostRequest.java
@@ -23,6 +23,7 @@ public class PostRequest {
     private String prizeDescription;
     private String prizeIcon;
     private Integer prizeCount;
+    private Integer pointCost;
     private LocalDateTime startTime;
     private LocalDateTime endTime;
 }
diff --git a/backend/src/main/java/com/openisle/mapper/PostMapper.java b/backend/src/main/java/com/openisle/mapper/PostMapper.java
index d36b25e32..ad1a826da 100644
--- a/backend/src/main/java/com/openisle/mapper/PostMapper.java
+++ b/backend/src/main/java/com/openisle/mapper/PostMapper.java
@@ -86,6 +86,7 @@ public class PostMapper {
             l.setPrizeDescription(lp.getPrizeDescription());
             l.setPrizeIcon(lp.getPrizeIcon());
             l.setPrizeCount(lp.getPrizeCount());
+            l.setPointCost(lp.getPointCost());
             l.setStartTime(lp.getStartTime());
             l.setEndTime(lp.getEndTime());
             l.setParticipants(lp.getParticipants().stream().map(userMapper::toAuthorDto).collect(Collectors.toList()));
diff --git a/backend/src/main/java/com/openisle/model/LotteryPost.java b/backend/src/main/java/com/openisle/model/LotteryPost.java
index 79639a1da..f7579714c 100644
--- a/backend/src/main/java/com/openisle/model/LotteryPost.java
+++ b/backend/src/main/java/com/openisle/model/LotteryPost.java
@@ -26,6 +26,9 @@ public class LotteryPost extends Post {
     @Column(nullable = false)
     private int prizeCount;
 
+    @Column(nullable = false)
+    private int pointCost;
+
     @Column
     private LocalDateTime startTime;
 
diff --git a/backend/src/main/java/com/openisle/model/PointHistoryType.java b/backend/src/main/java/com/openisle/model/PointHistoryType.java
index af03d989c..5bff37197 100644
--- a/backend/src/main/java/com/openisle/model/PointHistoryType.java
+++ b/backend/src/main/java/com/openisle/model/PointHistoryType.java
@@ -8,5 +8,7 @@ public enum PointHistoryType {
     INVITE,
     FEATURE,
     SYSTEM_ONLINE,
-    REDEEM
+    REDEEM,
+    LOTTERY_JOIN,
+    LOTTERY_REWARD
 }
diff --git a/backend/src/main/java/com/openisle/service/PointService.java b/backend/src/main/java/com/openisle/service/PointService.java
index 2b5a53060..2e5fa48b7 100644
--- a/backend/src/main/java/com/openisle/service/PointService.java
+++ b/backend/src/main/java/com/openisle/service/PointService.java
@@ -2,6 +2,7 @@ package com.openisle.service;
 
 import com.openisle.model.*;
 import com.openisle.repository.*;
+import com.openisle.exception.FieldException;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
@@ -39,6 +40,17 @@ public class PointService {
         return addPoint(user, 500, PointHistoryType.FEATURE, post, null, null);
     }
 
+    public void processLotteryJoin(User participant, LotteryPost post) {
+        int cost = post.getPointCost();
+        if (cost > 0) {
+            if (participant.getPoint() < cost) {
+                throw new FieldException("point", "积分不足");
+            }
+            addPoint(participant, -cost, PointHistoryType.LOTTERY_JOIN, post, null, post.getAuthor());
+            addPoint(post.getAuthor(), cost, PointHistoryType.LOTTERY_REWARD, post, null, participant);
+        }
+    }
+
     private PointLog getTodayLog(User user) {
         LocalDate today = LocalDate.now();
         return pointLogRepository.findByUserAndLogDate(user, today)
diff --git a/backend/src/main/java/com/openisle/service/PostService.java b/backend/src/main/java/com/openisle/service/PostService.java
index a3038d478..993c19c20 100644
--- a/backend/src/main/java/com/openisle/service/PostService.java
+++ b/backend/src/main/java/com/openisle/service/PostService.java
@@ -164,6 +164,7 @@ public class PostService {
                            String prizeDescription,
                            String prizeIcon,
                            Integer prizeCount,
+                           Integer pointCost,
                            LocalDateTime startTime,
                            LocalDateTime endTime) {
         long recent = postRepository.countByAuthorAfter(username,
@@ -188,10 +189,14 @@ public class PostService {
         PostType actualType = type != null ? type : PostType.NORMAL;
         Post post;
         if (actualType == PostType.LOTTERY) {
+            if (pointCost != null && (pointCost < 0 || pointCost > 100)) {
+                throw new IllegalArgumentException("pointCost must be between 0 and 100");
+            }
             LotteryPost lp = new LotteryPost();
             lp.setPrizeDescription(prizeDescription);
             lp.setPrizeIcon(prizeIcon);
             lp.setPrizeCount(prizeCount != null ? prizeCount : 0);
+            lp.setPointCost(pointCost != null ? pointCost : 0);
             lp.setStartTime(startTime);
             lp.setEndTime(endTime);
             post = lp;
@@ -250,8 +255,10 @@ public class PostService {
                 .orElseThrow(() -> new com.openisle.exception.NotFoundException("Post not found"));
         User user = userRepository.findByUsername(username)
                 .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
-        post.getParticipants().add(user);
-        lotteryPostRepository.save(post);
+        if (post.getParticipants().add(user)) {
+            pointService.processLotteryJoin(user, post);
+            lotteryPostRepository.save(post);
+        }
     }
 
     @Transactional
diff --git a/backend/src/main/resources/db/migration/V3__add_point_cost_to_lottery_posts.sql b/backend/src/main/resources/db/migration/V3__add_point_cost_to_lottery_posts.sql
new file mode 100644
index 000000000..115689a5c
--- /dev/null
+++ b/backend/src/main/resources/db/migration/V3__add_point_cost_to_lottery_posts.sql
@@ -0,0 +1 @@
+ALTER TABLE lottery_posts ADD COLUMN point_cost INT NOT NULL DEFAULT 0;
diff --git a/backend/src/test/java/com/openisle/controller/PostControllerTest.java b/backend/src/test/java/com/openisle/controller/PostControllerTest.java
index 7b4fc2265..90779b57e 100644
--- a/backend/src/test/java/com/openisle/controller/PostControllerTest.java
+++ b/backend/src/test/java/com/openisle/controller/PostControllerTest.java
@@ -76,7 +76,7 @@ class PostControllerTest {
         post.setTags(Set.of(tag));
 
         when(postService.createPost(eq("alice"), eq(1L), eq("t"), eq("c"), eq(List.of(1L)),
-                isNull(), isNull(), isNull(), isNull(), isNull(), isNull())).thenReturn(post);
+                isNull(), isNull(), isNull(), isNull(), isNull(), isNull(), isNull())).thenReturn(post);
         when(postService.viewPost(eq(1L), any())).thenReturn(post);
         when(commentService.getCommentsForPost(eq(1L), any())).thenReturn(List.of());
         when(commentService.getParticipants(anyLong(), anyInt())).thenReturn(List.of());
@@ -187,7 +187,7 @@ class PostControllerTest {
                 .andExpect(status().isBadRequest());
 
         verify(postService, never()).createPost(any(), any(), any(), any(), any(),
-                any(), any(), any(), any(), any(), any());
+                any(), any(), any(), any(), any(), any(), any());
     }
 
     @Test
diff --git a/backend/src/test/java/com/openisle/service/PostServiceTest.java b/backend/src/test/java/com/openisle/service/PostServiceTest.java
index 6abe97238..a7bf71caa 100644
--- a/backend/src/test/java/com/openisle/service/PostServiceTest.java
+++ b/backend/src/test/java/com/openisle/service/PostServiceTest.java
@@ -146,7 +146,7 @@ class PostServiceTest {
 
         assertThrows(RateLimitException.class,
                 () -> service.createPost("alice", 1L, "t", "c", List.of(1L),
-                        null, null, null, null, null, null));
+                        null, null, null, null, null, null, null));
     }
 
     @Test
diff --git a/frontend_nuxt/pages/new-post.vue b/frontend_nuxt/pages/new-post.vue
index 533f2faf0..e66c56353 100644
--- a/frontend_nuxt/pages/new-post.vue
+++ b/frontend_nuxt/pages/new-post.vue
@@ -66,6 +66,18 @@
             />
           </div>
         </div>
+        <div class="prize-point-row">
+          <span class="prize-row-title">参与所需积分</span>
+          <div class="prize-count-input">
+            <input
+              class="prize-count-input-field"
+              type="number"
+              v-model.number="pointCost"
+              min="0"
+              max="100"
+            />
+          </div>
+        </div>
         <div class="prize-time-row">
           <span class="prize-row-title">抽奖结束时间</span>
           <client-only>
@@ -105,6 +117,7 @@ const showPrizeCropper = ref(false)
 const prizeName = ref('')
 const prizeCount = ref(1)
 const prizeDescription = ref('')
+const pointCost = ref(0)
 const endTime = ref(null)
 const startTime = ref(null)
 const dateConfig = { enableTime: true, time_24hr: true, dateFormat: 'Y-m-d H:i' }
@@ -133,6 +146,11 @@ watch(prizeCount, (val) => {
   if (!val || val < 1) prizeCount.value = 1
 })
 
+watch(pointCost, (val) => {
+  if (val === undefined || val === null || val < 0) pointCost.value = 0
+  if (val > 100) pointCost.value = 100
+})
+
 const loadDraft = async () => {
   const token = getToken()
   if (!token) return
@@ -168,6 +186,7 @@ const clearPost = async () => {
   showPrizeCropper.value = false
   prizeDescription.value = ''
   prizeCount.value = 1
+  pointCost.value = 0
   endTime.value = null
   startTime.value = null
 
@@ -315,6 +334,10 @@ const submitPost = async () => {
       toast.error('请选择抽奖结束时间')
       return
     }
+    if (pointCost.value < 0 || pointCost.value > 100) {
+      toast.error('参与积分需在0到100之间')
+      return
+    }
   }
   try {
     const token = getToken()
@@ -354,6 +377,7 @@ const submitPost = async () => {
         prizeDescription: postType.value === 'LOTTERY' ? prizeDescription.value : undefined,
         startTime:
           postType.value === 'LOTTERY' ? new Date(startTime.value).toISOString() : undefined,
+        pointCost: postType.value === 'LOTTERY' ? pointCost.value : undefined,
         // 将时间转换为 UTC+8.5 时区 todo: 需要优化
         endTime:
           postType.value === 'LOTTERY'
diff --git a/frontend_nuxt/pages/points.vue b/frontend_nuxt/pages/points.vue
index 8dd37182f..58df2f0ae 100644
--- a/frontend_nuxt/pages/points.vue
+++ b/frontend_nuxt/pages/points.vue
@@ -146,6 +146,24 @@
               <template v-else-if="item.type === 'REDEEM'">
                 兑换商品，消耗 {{ -item.amount }} 积分
               </template>
+              <template v-else-if="item.type === 'LOTTERY_JOIN'">
+                参与抽奖帖
+                <NuxtLink :to="`/posts/${item.postId}`" class="timeline-link">{{
+                  item.postTitle
+                }}</NuxtLink>
+                ，消耗 {{ -item.amount }} 积分
+              </template>
+              <template v-else-if="item.type === 'LOTTERY_REWARD'">
+                你的抽奖帖
+                <NuxtLink :to="`/posts/${item.postId}`" class="timeline-link">{{
+                  item.postTitle
+                }}</NuxtLink>
+                被
+                <NuxtLink :to="`/users/${item.fromUserId}`" class="timeline-link">{{
+                  item.fromUserName
+                }}</NuxtLink>
+                参与，获得 {{ item.amount }} 积分
+              </template>
               <template v-else-if="item.type === 'SYSTEM_ONLINE'"> 积分历史系统上线 </template>
               <i class="fas fa-coins"></i> 你目前的积分是 {{ item.balance }}
             </div>
diff --git a/frontend_nuxt/pages/posts/[id]/index.vue b/frontend_nuxt/pages/posts/[id]/index.vue
index d218eb05f..e281a9d30 100644
--- a/frontend_nuxt/pages/posts/[id]/index.vue
+++ b/frontend_nuxt/pages/posts/[id]/index.vue
@@ -119,7 +119,7 @@
                   class="join-prize-button"
                   @click="joinLottery"
                 >
-                  <div class="join-prize-button-text">参与抽奖</div>
+                  <div class="join-prize-button-text">参与抽奖（{{ lottery.pointCost }}积分）</div>
                 </div>
                 <div v-else-if="hasJoined" class="join-prize-button-disabled">
                   <div class="join-prize-button-text">已参与</div>
@@ -134,7 +134,7 @@
               class="join-prize-button"
               @click="joinLottery"
             >
-              <div class="join-prize-button-text">参与抽奖</div>
+              <div class="join-prize-button-text">参与抽奖（{{ lottery.pointCost }}积分）</div>
             </div>
             <div v-else-if="hasJoined" class="join-prize-button-disabled">
               <div class="join-prize-button-text">已参与</div>
@@ -810,11 +810,12 @@ const joinLottery = async () => {
     method: 'POST',
     headers: { Authorization: `Bearer ${token}` },
   })
+  const data = await res.json().catch(() => ({}))
   if (res.ok) {
     toast.success('已参与抽奖')
     await refreshPost()
   } else {
-    toast.error('操作失败')
+    toast.error(data.error || '操作失败')
   }
 }
 

From d978bd428e331259f583ff4f32b157b121f7b020 Mon Sep 17 00:00:00 2001
From: Tim <nagisa12164@163.com>
Date: Tue, 26 Aug 2025 11:21:43 +0800
Subject: [PATCH 8/8] =?UTF-8?q?fix:=20=E7=A7=AF=E5=88=86icon=E4=BC=98?=
 =?UTF-8?q?=E5=8C=96?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 frontend_nuxt/pages/points.vue           | 2 ++
 frontend_nuxt/pages/posts/[id]/index.vue | 8 ++++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/frontend_nuxt/pages/points.vue b/frontend_nuxt/pages/points.vue
index 58df2f0ae..f4bdf0255 100644
--- a/frontend_nuxt/pages/points.vue
+++ b/frontend_nuxt/pages/points.vue
@@ -219,6 +219,8 @@ const iconMap = {
   SYSTEM_ONLINE: 'fas fa-clock',
   REDEEM: 'fas fa-gift',
   FEATURE: 'fas fa-star',
+  LOTTERY_JOIN: 'fas fa-ticket-alt',
+  LOTTERY_REWARD: 'fas fa-ticket-alt',
 }
 
 onMounted(async () => {
diff --git a/frontend_nuxt/pages/posts/[id]/index.vue b/frontend_nuxt/pages/posts/[id]/index.vue
index e281a9d30..e16bb55aa 100644
--- a/frontend_nuxt/pages/posts/[id]/index.vue
+++ b/frontend_nuxt/pages/posts/[id]/index.vue
@@ -119,7 +119,9 @@
                   class="join-prize-button"
                   @click="joinLottery"
                 >
-                  <div class="join-prize-button-text">参与抽奖（{{ lottery.pointCost }}积分）</div>
+                  <div class="join-prize-button-text">
+                    参与抽奖 <i class="fas fa-coins"></i> {{ lottery.pointCost }}
+                  </div>
                 </div>
                 <div v-else-if="hasJoined" class="join-prize-button-disabled">
                   <div class="join-prize-button-text">已参与</div>
@@ -134,7 +136,9 @@
               class="join-prize-button"
               @click="joinLottery"
             >
-              <div class="join-prize-button-text">参与抽奖（{{ lottery.pointCost }}积分）</div>
+              <div class="join-prize-button-text">
+                参与抽奖 <i class="fas fa-coins"></i> {{ lottery.pointCost }}
+              </div>
             </div>
             <div v-else-if="hasJoined" class="join-prize-button-disabled">
               <div class="join-prize-button-text">已参与</div>