feat(event): 添加酒局编辑删除功能并优化状态管理

- 移除 UniAppWebSocket 类实现，使用独立的 websocket 模块
- 添加 UpdateEvent 和 DeleteEvent API 接口
- 在 EventCard 组件中添加发起人管理操作按钮
- 实现酒局状态数字枚举到字符串的映射转换
- 在 circle 页面集成编辑删除事件处理
- 重构 event-create 页面支持编辑模式
- 在 event-detail 页面添加发起人操作区域
- 实现删除确认对话框和页面返回刷新逻辑

pages/event-create/event-create.vue

@@ -6,7 +6,7 @@
         <view class="create-back" @click="goBack">
           <text class="create-back-icon">‹</text>
         </view>
-        <text class="create-nav-title">发起酒局</text>
+        <text class="create-nav-title">{{ isEdit ? '编辑酒局' : '发起酒局' }}</text>
         <view class="create-nav-ph"></view>
       </view>
     </view>
@@ -98,9 +98,9 @@
           />
         </view>
 
-        <!-- 发布按钮 -->
+        <!-- 发布/保存按钮 -->
         <button class="create-submit" :class="{ disabled: !canSubmit }" @click="handleSubmit">
-          发布酒局
+          {{ isEdit ? '保存修改' : '发布酒局' }}
         </button>
       </view>
     </scroll-view>
@@ -108,7 +108,7 @@
 </template>
 
 <script>
-import { CreateEvent } from '../../common/api'
+import { CreateEvent, UpdateEvent, GetEventDetail } from '../../common/api'
 import themeMixin from '../../common/theme-mixin'
 
 export default {
@@ -132,12 +132,24 @@ export default {
         maxPeople: 6,
         note: ''
       },
-      submitting: false
+      submitting: false,
+      // 编辑模式：携带酒局ID时进入编辑态
+      editId: '',
+      loadingDetail: false
+    }
+  },
+  onLoad(options) {
+    if (options && options.id) {
+      this.editId = options.id
+      this.loadEventDetail()
     }
   },
   computed: {
+    isEdit() {
+      return !!this.editId
+    },
     canSubmit() {
-      return this.form.title.trim() && this.form.date && this.form.time && this.form.location.trim() && !this.submitting
+      return this.form.title.trim() && this.form.date && this.form.time && this.form.location.trim() && !this.submitting && !this.loadingDetail
     },
     locationMarkers() {
       if (!this.form.latitude) return []
@@ -155,6 +167,35 @@ export default {
     goBack() {
       uni.navigateBack()
     },
+    /** 编辑模式：拉取酒局详情回填表单 */
+    async loadEventDetail() {
+      this.loadingDetail = true
+      try {
+        const res = await GetEventDetail({ eventId: this.editId })
+        const evt = res.data || {}
+        this.form.title = evt.title || ''
+        // 后端 time 格式如 "2026-08-08 20:00:00"，拆分为日期/时间两个选择器字段
+        const timeStr = String(evt.time || '')
+        const m = timeStr.match(/^(\d{4}-\d{2}-\d{2})[ T]?(\d{2}:\d{2})?/)
+        if (m) {
+          this.form.date = m[1]
+          this.form.time = m[2] || ''
+        }
+        this.form.location = evt.location || ''
+        this.form.address = evt.address || ''
+        // 兼容顶层字段与 geo 对象两种返回
+        const geo = evt.geo || {}
+        this.form.latitude = evt.latitude != null ? evt.latitude : (geo.latitude != null ? geo.latitude : null)
+        this.form.longitude = evt.longitude != null ? evt.longitude : (geo.longitude != null ? geo.longitude : null)
+        this.form.maxPeople = Number(evt.maxPeople) || this.form.maxPeople
+        this.form.note = evt.note || ''
+      } catch (e) {
+        // 加载失败时返回上一页，避免空表单误改
+        uni.showToast({ title: '加载酒局失败', icon: 'none' })
+        setTimeout(() => uni.navigateBack(), 800)
+      }
+      this.loadingDetail = false
+    },
     onDateChange(e) {
       this.form.date = e.detail.value
     },
@@ -201,18 +242,24 @@ export default {
     async handleSubmit() {
       if (!this.canSubmit) return
       this.submitting = true
+      const payload = {
+        title: this.form.title,
+        time: `${this.form.date} ${this.form.time}:00`,
+        location: this.form.location,
+        address: this.form.address,
+        latitude: this.form.latitude,
+        longitude: this.form.longitude,
+        maxPeople: this.form.maxPeople,
+        note: this.form.note
+      }
       try {
-        await CreateEvent({
-          title: this.form.title,
-          time: `${this.form.date} ${this.form.time}:00`,
-          location: this.form.location,
-          address: this.form.address,
-          latitude: this.form.latitude,
-          longitude: this.form.longitude,
-          maxPeople: this.form.maxPeople,
-          note: this.form.note
-        })
-        uni.showToast({ title: '酒局已发布 🎉', icon: 'none' })
+        if (this.isEdit) {
+          await UpdateEvent({ eventId: this.editId, ...payload })
+          uni.showToast({ title: '修改已保存 ✅', icon: 'none' })
+        } else {
+          await CreateEvent(payload)
+          uni.showToast({ title: '酒局已发布 🎉', icon: 'none' })
+        }
         setTimeout(() => uni.navigateBack(), 800)
       } catch (e) {
         // 全局拦截器已弹出错误提示