feat(music-list): 添加音乐到用户歌单功能

- 新增"添加到我的歌单"选项，仅在用户登录时显示- 实现用户歌单获取和音乐添加到歌单的功能
- 添加相关API调用和错误处理
- 优化分页配置，使用本地状态管理

music-qianduan/src/components/MusicList.vue

@@ -100,7 +100,8 @@
               <el-dropdown-menu>
                 <el-dropdown-item command="addToPlaylist">添加到播放列表</el-dropdown-item>
                 <el-dropdown-item command="playNext">下一首播放</el-dropdown-item>
-                <el-dropdown-item command="downloadMusic">下载音乐</el-dropdown-item>
+                <el-dropdown-item v-if="userStore.isLoggedIn" command="showAddToPlaylistDialog" divided>添加到我的歌单</el-dropdown-item>
+                <el-dropdown-item command="downloadMusic" :divided="!userStore.isLoggedIn">下载音乐</el-dropdown-item>
                 <el-dropdown-item command="downloadLyric">下载歌词</el-dropdown-item>
                 <el-dropdown-item v-if="detailInMore" command="goToMusicDetail">音乐详情</el-dropdown-item>
                 <el-dropdown-item command="share" v-if="false">分享</el-dropdown-item>
@@ -115,13 +116,30 @@
       <el-pagination
         v-model:current-page="localCurrentPage"
         v-model:page-size="localPageSize"
-        :page-sizes="[10, 20, 50, 100]"
+        :page-sizes="pageSizes"
         layout="total, sizes, prev, pager, next, jumper"
         :total="total"
         @size-change="handleSizeChange"
         @current-change="handleCurrentChange"
       />
     </div>
+
+    <!-- 添加到歌单弹窗 -->
+    <el-dialog v-model="isAddToPlaylistDialogVisible" title="添加到歌单" width="300px">
+      <div v-loading="loadingUserPlaylists" class="dialog-playlist-container">
+        <ul v-if="userPlaylists.length > 0" class="dialog-playlist-list">
+          <li
+            v-for="playlist in userPlaylists"
+            :key="playlist.id"
+            class="dialog-playlist-item"
+            @click="handleAddToPlaylist(currentMusicToAdd, playlist.id)"
+          >
+            {{ playlist.name }}
+          </li>
+        </ul>
+        <el-empty v-else-if="!loadingUserPlaylists" description="您还没有创建过歌单" />
+      </div>
+    </el-dialog>
   </div>
 </template>
 
@@ -130,7 +148,9 @@ import { ref, computed, watch } from 'vue'
 import { useRouter } from 'vue-router'
 import { VideoPlay, VideoPause, Star, More, InfoFilled, Pointer } from '@element-plus/icons-vue'
 import { usePlayerStore } from '../stores/player'
+import { useUserStore } from '../stores/user'
 import { toggleCollectMusic, toggleLikeMusic } from '../api/music'
+import { getUserPlaylist, addMusicToPlaylist } from '../api/playlist'
 import { ElMessage, ElMessageBox } from 'element-plus'
 
 const props = defineProps({
@@ -171,6 +191,7 @@ const router = useRouter()
 // 使用本地状态来代替直接绑定到props
 const localCurrentPage = ref(props.currentPage)
 const localPageSize = ref(props.pageSize)
+const pageSizes = [10, 20, 50, 100] // 添加分页大小选项
 
 // 监听props变化，更新本地状态
 watch(() => props.currentPage, (newVal) => {
@@ -182,6 +203,52 @@ watch(() => props.pageSize, (newVal) => {
 })
 
 const playerStore = usePlayerStore()
+const userStore = useUserStore()
+
+const userPlaylists = ref([])
+const loadingUserPlaylists = ref(false)
+const isAddToPlaylistDialogVisible = ref(false)
+const currentMusicToAdd = ref(null)
+
+// 获取用户创建的歌单
+const fetchUserPlaylists = async () => {
+  if (!userStore.isLoggedIn) {
+    userPlaylists.value = []
+    return
+  }
+  loadingUserPlaylists.value = true
+  try {
+    // 获取用户所有歌单，这里设置一个比较大的size
+    const res = await getUserPlaylist(1, 200)
+    if (res.code === 200) {
+      userPlaylists.value = res.data.records || res.data.list || []
+    } else {
+      ElMessage.error(res.message || '获取您的歌单失败')
+    }
+  } catch (error) {
+    console.error('获取用户歌单失败:', error)
+    ElMessage.error('获取您的歌单失败')
+  } finally {
+    loadingUserPlaylists.value = false
+  }
+}
+
+// 将音乐添加到歌单
+const handleAddToPlaylist = async (music, playlistId) => {
+  if (!music || !playlistId) return
+  try {
+    const res = await addMusicToPlaylist(playlistId, music.id)
+    if (res.code === 200 && res.data) {
+      ElMessage.success(`已将《${music.name}》添加到歌单`)
+      isAddToPlaylistDialogVisible.value = false
+    } else {
+      ElMessage.error(res.message || '添加失败')
+    }
+  } catch (error) {
+    console.error('添加到歌单失败:', error)
+    ElMessage.error('添加失败，请稍后重试')
+  }
+}
 
 // 跳转到音乐详情页
 const goToMusicDetail = (id) => {
@@ -262,6 +329,11 @@ const handleCommand = (command, music) => {
         ElMessage.success('已添加到播放列表')
       }
       break
+    case 'showAddToPlaylistDialog':
+      currentMusicToAdd.value = music
+      fetchUserPlaylists()
+      isAddToPlaylistDialogVisible.value = true
+      break
     case 'share':
       ElMessage.info('分享功能开发中')
       break
@@ -318,6 +390,29 @@ const handleCurrentChange = (page) => {
 </script>
 
 <style scoped>
+.dialog-playlist-container {
+  min-height: 150px;
+  max-height: 300px;
+  overflow-y: auto;
+}
+
+.dialog-playlist-list {
+  list-style: none;
+  padding: 0;
+  margin: 0;
+}
+
+.dialog-playlist-item {
+  padding: 10px 15px;
+  cursor: pointer;
+  border-radius: 4px;
+  transition: background-color 0.2s;
+}
+
+.dialog-playlist-item:hover {
+  background-color: #f5f7fa;
+}
+
 .music-list {
   width: 100%;
   border-radius: 8px;