From a2052b673cad996160de8b2f83146331fccb40bf Mon Sep 17 00:00:00 2001
From: zheng020 <zheng02007@163.com>
Date: Thu, 14 May 2026 11:26:46 +0800
Subject: [PATCH] feat: add ContributionList component for realtime display

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
---
 .../components/ContributionList.vue           | 189 ++++++++++++++++++
 1 file changed, 189 insertions(+)
 create mode 100644 frontend/pages/support-activity/components/ContributionList.vue

diff --git a/frontend/pages/support-activity/components/ContributionList.vue b/frontend/pages/support-activity/components/ContributionList.vue
new file mode 100644
index 0000000..0a55090
--- /dev/null
+++ b/frontend/pages/support-activity/components/ContributionList.vue
@@ -0,0 +1,189 @@
+<template>
+  <view class="contribution-list" v-if="visible">
+    <view class="list-header">
+      <text class="header-title">实时贡献</text>
+    </view>
+    <scroll-view class="list-content" scroll-y>
+      <view
+        v-for="(record, index) in records"
+        :key="record.id"
+        class="contribution-item"
+        :class="{ 'new-item': index === 0 && isNewRecord(record.id) }"
+      >
+        <image class="user-avatar" :src="record.user_avatar" mode="aspectFill" />
+        <text class="user-nickname">{{ record.user_nickname }}</text>
+        <text class="contribute-text">贡献了</text>
+        <image class="item-icon" :src="record.item_icon" mode="aspectFill" />
+        <text class="item-name">{{ record.item_name }}</text>
+        <text class="item-quantity">x{{ record.quantity }}</text>
+      </view>
+    </scroll-view>
+  </view>
+</template>
+
+<script setup>
+import { ref, computed, onMounted, onUnmounted, watch } from 'vue'
+import { useContributionPolling } from '../composables/useContributionPolling.js'
+
+const props = defineProps({
+  activityId: {
+    type: String,
+    required: true
+  }
+})
+
+const visible = ref(true)
+const isPageActive = ref(true)
+const newRecordIds = ref(new Set())
+
+// 使用轮询 composable
+const { records, loading, error, start, stop, refresh } = useContributionPolling(
+  computed(() => props.activityId),
+  isPageActive
+)
+
+// 判断记录是否为新记录（刚加入的）
+function isNewRecord(id) {
+  return newRecordIds.value.has(id)
+}
+
+// 监听 records 变化，标记新记录
+watch(records, (newRecords, oldRecords) => {
+  if (newRecords.length > 0 && oldRecords) {
+    const newIds = newRecords.map(r => r.id)
+    const oldIds = oldRecords.map(r => r.id)
+
+    // 找出新增的记录ID
+    for (const id of newIds) {
+      if (!oldIds.includes(id)) {
+        newRecordIds.value.add(id)
+        // 2秒后移除新记录标记
+        setTimeout(() => {
+          newRecordIds.value.delete(id)
+        }, 2000)
+      }
+    }
+  }
+}, { deep: true })
+
+onMounted(() => {
+  isPageActive.value = true
+})
+
+// 页面生命周期集成
+onUnmounted(() => {
+  stop()
+})
+
+// 暴露给父组件使用
+defineExpose({
+  refresh
+})
+</script>
+
+<style scoped>
+.contribution-list {
+  width: 100%;
+  padding: 0 24rpx;
+  margin-top: 20rpx;
+}
+
+.list-header {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  margin-bottom: 16rpx;
+}
+
+.header-title {
+  font-size: 28rpx;
+  font-weight: bold;
+  color: #fff;
+  text-shadow: 0 2rpx 4rpx rgba(0, 0, 0, 0.5);
+}
+
+.list-content {
+  height: 200rpx;
+  background: rgba(0, 0, 0, 0.3);
+  border-radius: 16rpx;
+  padding: 16rpx;
+}
+
+.contribution-item {
+  display: flex;
+  align-items: center;
+  padding: 12rpx 0;
+  border-bottom: 1rpx solid rgba(255, 255, 255, 0.1);
+  animation: fadeIn 0.3s ease-out;
+}
+
+.contribution-item:last-child {
+  border-bottom: none;
+}
+
+.new-item {
+  animation: slideIn 0.3s ease-out;
+}
+
+.user-avatar {
+  width: 48rpx;
+  height: 48rpx;
+  border-radius: 50%;
+  margin-right: 12rpx;
+}
+
+.user-nickname {
+  font-size: 24rpx;
+  color: #fff;
+  max-width: 120rpx;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.contribute-text {
+  font-size: 24rpx;
+  color: rgba(255, 255, 255, 0.7);
+  margin: 0 12rpx;
+}
+
+.item-icon {
+  width: 36rpx;
+  height: 36rpx;
+  margin-right: 8rpx;
+}
+
+.item-name {
+  font-size: 24rpx;
+  color: #fff;
+  margin-right: 8rpx;
+}
+
+.item-quantity {
+  font-size: 24rpx;
+  color: #ffcc00;
+  font-weight: bold;
+}
+
+@keyframes fadeIn {
+  from {
+    opacity: 0;
+    transform: translateY(-10rpx);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
+@keyframes slideIn {
+  from {
+    opacity: 0;
+    transform: translateX(-20rpx);
+  }
+  to {
+    opacity: 1;
+    transform: translateX(0);
+  }
+}
+</style>
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