cfc/cfc-frontend/pages/discover/activity-detail/activity-detail.vue

<template>
  <view class="container">
    <!-- 加载状态 -->
    <view v-if="loading" class="loading-wrap">
      <view class="loading-spinner"></view>
      <text class="loading-text">加载中...</text>
    </view>

    <!-- 错误状态 -->
    <view v-else-if="error" class="error-wrap">
      <text class="error-icon">📋</text>
      <text class="error-text">{{ errorMsg }}</text>
      <button class="retry-btn" @click="loadDetail(activityId)">重新加载</button>
    </view>

    <!-- 活动内容 -->
    <scroll-view v-else-if="activity.id" scroll-y class="content">
      <!-- 封面图 -->
      <image
        v-if="activity.coverImage"
        class="cover"
        :src="activity.coverImage"
        mode="widthFix"
      />
      <image v-else class="cover placeholder-cover" src="/static/default-activity.png" mode="aspectFill" />

      <view class="info-section">
        <text class="activity-title">{{ activity.title }}</text>

        <!-- 活动状态标签 -->
        <view class="status-row">
          <text class="status-tag" :class="'status-' + (activity.status || 'upcoming')">{{ statusText(activity.status) }}</text>
        </view>

        <!-- 活动元信息 -->
        <view class="meta-list">
          <view class="meta-item" v-if="activity.startTime">
            <text class="meta-icon">🕐</text>
            <text class="meta-text">{{ formatDate(activity.startTime) }}{{ activity.endTime ? ' ~ ' + formatDate(activity.endTime) : '' }}</text>
          </view>
          <view class="meta-item" v-if="activity.endTime && activity.requireRegistration === 1">
            <text class="meta-icon">⏰</text>
            <text class="meta-text">报名截止: {{ formatDate(activity.endTime) }}</text>
          </view>
          <view class="meta-item" v-if="activity.location">
            <text class="meta-icon">📍</text>
            <text class="meta-text">{{ activity.location }}</text>
          </view>
          <view class="meta-item" v-if="activity.maxParticipants">
            <text class="meta-icon">👥</text>
            <text class="meta-text">{{ activity.currentParticipants || 0 }} / {{ activity.maxParticipants }} 人</text>
          </view>
          <view class="meta-item">
            <text class="meta-icon">💰</text>
            <view class="meta-text" v-if="activity.memberPrice && activity.memberPrice > 0 && activity.memberPrice < activity.price">
              <text>会员价 ¥{{ activity.memberPrice }}　普通价 ¥{{ activity.price }}</text>
            </view>
            <text class="meta-text" v-else>{{ activity.priceLabel || (activity.price > 0 ? '¥' + activity.price : '免费') }}</text>
          </view>
        </view>

        <!-- 活动简介 -->
        <view class="desc-section" v-if="activity.description">
          <text class="section-title">活动介绍</text>
          <mp-html :content="activity.description" />
        </view>

        <!-- 付费不退费说明 -->
        <view class="refund-notice" v-if="hasPrice">
          <text class="refund-notice-icon">⚠️</text>
          <text class="refund-notice-text">本活动为付费活动，报名成功后不支持退费</text>
        </view>
      </view>

      <!-- 底部操作栏 -->
      <view class="bottom-bar">
        <view class="price-info">
          <text class="bottom-type">活动</text>
          <text class="bottom-vendor" v-if="activity.vendorName">{{ activity.vendorName }}</text>
        </view>
        <view class="action-btns">
          <view class="poster-btn" @click="generatePoster">
            <text class="poster-btn-icon">🖼</text>
            <text class="poster-btn-text">海报</text>
          </view>
          <!-- 未报名 → 显示报名按钮 -->
          <button
            v-if="!registrationStatus && activity.requireRegistration !== 0"
            class="btn-register"
            :class="{ 'btn-register-loading': registrationLoading || paying }"
            :disabled="registrationLoading || paying"
            @click="onRegister"
          >
            <text v-if="registrationLoading">报名中...</text>
            <text v-else-if="paying">支付中...</text>
            <text v-else-if="hasPrice">¥{{ activity.price }} 立即报名</text>
            <text v-else>立即报名</text>
          </button>

          <!-- 已报名（pending 待审核） -->
          <button
            v-if="registrationStatus === 'pending'"
            class="btn-register-done"
            disabled
          >
            <text>审核中</text>
          </button>

          <!-- 已报名（approved）→ 显示"已报名" + "签到" -->
          <template v-if="registrationStatus === 'approved'">
            <button
              class="btn-registered"
              :disabled="registrationLoading"
              @click="onCancelRegistration"
            >
              <text>已报名</text>
            </button>
            <button
              class="btn-checkin"
              :class="{ 'btn-checkin-done': checkinDone, 'btn-checkin-loading': checkinLoading }"
              :disabled="checkinLoading || checkinDone"
              @click="onCheckin"
            >
              <text v-if="checkinLoading">签到中...</text>
              <text v-else-if="checkinDone && activity.requireCheckinReview === 1">已签到待审核</text>
              <text v-else-if="checkinDone">已签到 ✓</text>
              <text v-else>签到</text>
            </button>
            <text v-if="activity.requireCheckinReview === 1 && !checkinDone" class="checkin-review-hint">签到需要管理员审核</text>
          </template>

          <!-- 已签到（无报名流程的活动） -->
          <button
            v-if="registrationStatus === 'approved' && checkinDone"
            class="btn-checkin btn-checkin-done"
            disabled
          >
            <text>已签到 ✓</text>
          </button>
        </view>
      </view>
    </scroll-view>

    <!-- 空状态 -->
    <view v-else class="empty-wrap">
      <text class="empty-text">活动不存在或已下架</text>
    </view>

    <ContentSharePoster
      :show="showPoster"
      :title="activity.title"
      :coverImage="activity.coverImage"
      :qrCodeBase64="posterQrCode"
      typeLabel="活动推荐"
      @close="showPoster = false"
    />
  </view>
</template>

<script>
import { getActivityDetail, activityCheckin, registerActivity, getMyActivityRegistrations, cancelActivityRegistration, getShareQrCode } from '@/utils/api.js'
import ContentSharePoster from '@/components/ContentSharePoster.vue'
import MpHtml from '@/components/mp-html/mp-html.vue'

var WEEKDAYS = ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六']

export default {
  components: { ContentSharePoster, MpHtml },
  data() {
    return {
      activityId: null,
      activity: {},
      loading: false,
      error: false,
      errorMsg: '',
      checkinLoading: false,
      checkinDone: false,
      checkinPoints: 0,
      showPoster: false,
      posterQrCode: '',
      // 报名相关
      registrationStatus: '',     // '' | 'pending' | 'approved'
      registrationLoading: false,
      registrationId: null,
      paying: false
    }
  },
  computed: {
    hasPrice: function() {
      return this.activity && this.activity.price > 0
    }
  },
  onLoad: function(options) {
    if (options && options.id) {
      this.activityId = options.id
      this.loadDetail(options.id)
    } else {
      this.error = true
      this.errorMsg = '缺少活动ID'
    }

    // 检查是否已经签到（从路由参数获取）
    if (options && options.checkinDone === '1') {
      this.checkinDone = true
    }
  },
  methods: {
    async generatePoster() {
      if (!this.activity.id) return
      uni.showLoading({ title: '生成海报中...' })
      try {
        var page = 'pages/discover/activity-detail/activity-detail'
        var scene = 'id=' + this.activity.id
        var res = await getShareQrCode(page, scene)
        if (res && res.data) {
          this.posterQrCode = res.data.qrCodeBase64 || ''
          this.showPoster = true
        }
      } catch (e) {
        uni.showToast({ title: '生成失败', icon: 'none' })
      } finally {
        uni.hideLoading()
      }
    },
    // ===== 工具方法 =====
    formatDate: function(dateStr) {
      if (!dateStr) return ''
      var d = new Date(dateStr.replace(/-/g, '/'))
      if (isNaN(d.getTime())) return dateStr
      var year = d.getFullYear()
      var month = d.getMonth() + 1
      var day = d.getDate()
      var hour = d.getHours()
      var minute = d.getMinutes()
      var ampm = hour < 12 ? '上午' : '下午'
      var h12 = hour % 12
      if (h12 === 0) h12 = 12
      var minStr = minute < 10 ? '0' + minute : minute
      return year + '年' + month + '月' + day + '日 ' + ampm + h12 + ':' + minStr
    },

    // ===== 数据加载 =====
    loadDetail: function(id) {
      var self = this
      self.loading = true
      self.error = false
      getActivityDetail(id).then(function(res) {
        self.loading = false
        if (res && res.code === 200 && res.data) {
          self.activity = res.data
          // 加载详情后检查报名状态
          self.loadRegistrationStatus(id)
        } else {
          self.error = true
          self.errorMsg = (res && res.message) || '加载失败'
        }
      }).catch(function(err) {
        self.loading = false
        self.error = true
        self.errorMsg = '网络异常，请稍后重试'
      })
    },
    statusText: function(status) {
      var map = { draft: '草稿', published: '进行中', ended: '已结束' }
      return map[status] || '未知'
    },

    // ===== 报名相关 =====
    loadRegistrationStatus: function(activityId) {
      var self = this
      var childId = uni.getStorageSync('currentChildId')
      if (!childId) return

      getMyActivityRegistrations({ id: activityId, childId: childId, page: 1, size: 10 }).then(function(res) {
        var records, i, reg
        if (res && res.code === 200 && res.data) {
          records = res.data.records || []
          for (i = 0; i < records.length; i++) {
            reg = records[i]
            if (String(reg.activityId) === String(activityId)) {
              self.registrationStatus = reg.status || 'pending'
              self.registrationId = reg.id
              if (reg.checkinTime) {
                self.checkinDone = true
              }
              return
            }
          }
        }
      }).catch(function(err) {
        // 静默失败，不阻塞页面
      })
    },
    onRegister: function() {
      var self = this
      if (self.registrationLoading || self.paying) return

      var childId = uni.getStorageSync('currentChildId')
      if (!childId) {
        uni.showToast({ title: '请选择孩子身份', icon: 'none' })
        return
      }

      // 付费活动 → 先确认支付
      if (self.hasPrice) {
        uni.showModal({
          title: '确认报名',
          content: '该活动需支付 ¥' + self.activity.price + '，报名成功后不支持退费。是否继续？',
          confirmText: '确认支付',
          cancelText: '再想想',
          success: function(confirmRes) {
            if (confirmRes.confirm) {
              self.doRegister(childId)
            }
          }
        })
      } else {
        // 免费活动 → 直接报名
        uni.showModal({
          title: '确认报名',
          content: '确认报名该活动？',
          confirmText: '立即报名',
          cancelText: '再想想',
          success: function(confirmRes) {
            if (confirmRes.confirm) {
              self.doRegister(childId)
            }
          }
        })
      }
    },
    doRegister: function(childId) {
      var self = this
      self.registrationLoading = true

      // 付费活动模拟支付等待
      if (self.hasPrice) {
        self.paying = true
      }

      registerActivity({ id: self.activity.id, childId: childId }).then(function(res) {
        var msg
        self.registrationLoading = false
        self.paying = false
        if (res && res.code === 200) {
          self.registrationStatus = 'pending'
          self.registrationId = res.data && res.data.id
          uni.showToast({ title: '报名成功', icon: 'success' })
          // 重新加载详情获取最新人数
          self.loadDetail(self.activityId)
        } else {
          msg = (res && res.message) || '报名失败'
          uni.showToast({ title: msg, icon: 'none' })
        }
      }).catch(function(err) {
        self.registrationLoading = false
        self.paying = false
        uni.showToast({ title: '网络异常', icon: 'none' })
      })
    },
    onCancelRegistration: function() {
      var self = this
      if (self.registrationLoading) return

      uni.showModal({
        title: '取消报名',
        content: '确定取消报名？',
        confirmText: '确认取消',
        confirmColor: '#EF4444',
        success: function(confirmRes) {
          if (confirmRes.confirm) {
            self.doCancelRegistration()
          }
        }
      })
    },
    doCancelRegistration: function() {
      var self = this
      self.registrationLoading = true
      cancelActivityRegistration({ id: self.activity.id, childId: uni.getStorageSync('currentChildId') }).then(function(res) {
        var msg
        self.registrationLoading = false
        if (res && res.code === 200) {
          self.registrationStatus = ''
          self.registrationId = null
          uni.showToast({ title: '已取消报名', icon: 'success' })
          // 重新加载详情
          self.loadDetail(self.activityId)
        } else {
          msg = (res && res.message) || '取消失败'
          uni.showToast({ title: msg, icon: 'none' })
        }
      }).catch(function(err) {
        self.registrationLoading = false
        uni.showToast({ title: '网络异常', icon: 'none' })
      })
    },

    // ===== 签到相关 =====
    onCheckin: function() {
      var self = this
      if (self.checkinLoading || self.checkinDone) return

      // 检查活动是否已开始（只有进行中状态才能签到）
      if (self.activity.status !== 'published') {
        uni.showToast({ title: '活动尚未开始，无法签到', icon: 'none' })
        return
      }

      var childId = uni.getStorageSync('currentChildId')
      if (!childId) {
        uni.showToast({ title: '请选择孩子身份', icon: 'none' })
        return
      }

      self.checkinLoading = true
      activityCheckin({ id: self.activity.id, childId: childId }).then(function(res) {
        var msg
        self.checkinLoading = false
        if (res && res.code === 200 && res.data) {
          if (res.data.alreadyCompleted) {
            self.checkinDone = true
            uni.showToast({ title: '已签到', icon: 'success' })
          } else if (res.data.pointsEarned && res.data.pointsEarned > 0) {
            self.checkinDone = true
            self.checkinPoints = res.data.pointsEarned
            uni.showToast({ title: '签到成功 +' + res.data.pointsEarned + '积分', icon: 'success' })
          } else {
            self.checkinDone = true
            uni.showToast({ title: '签到成功', icon: 'success' })
          }
        } else {
          msg = (res && res.message) || '签到失败'
          uni.showToast({ title: msg, icon: 'none' })
        }
      }).catch(function(err) {
        self.checkinLoading = false
        uni.showToast({ title: '网络异常', icon: 'none' })
      })
    }
  }
}
</script>

<style scoped>
.container {
  min-height: 100vh;
  background: #FFF7ED;
}

/* 加载 / 错误 / 空状态 */
.loading-wrap,
.error-wrap,
.empty-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120rpx 40rpx;
}
.loading-spinner {
  width: 60rpx;
  height: 60rpx;
  border: 4rpx solid #FDE68A;
  border-top-color: #F97316;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 20rpx;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
.loading-text,
.error-text,
.empty-text {
  font-size: 28rpx;
  color: #999;
  margin-bottom: 20rpx;
}
.error-icon {
  font-size: 60rpx;
  margin-bottom: 16rpx;
}
.retry-btn {
  background: #F97316;
  color: #fff;
  border: none;
  border-radius: 40rpx;
  padding: 12rpx 40rpx;
  font-size: 26rpx;
  line-height: 1.5;
}

/* 内容区 */
.content {
  height: 100vh;
  padding-bottom: 120rpx;
}
.cover {
  width: 100%;
  display: block;
}
.placeholder-cover {
  height: 400rpx;
  background: #f0f0f0;
}

/* 信息区 */
.info-section {
  padding: 30rpx;
}
.activity-title {
  font-size: 36rpx;
  font-weight: bold;
  color: #1f2937;
  line-height: 1.4;
}
.status-row {
  margin-top: 16rpx;
}
.status-tag {
  display: inline-block;
  font-size: 22rpx;
  padding: 4rpx 16rpx;
  border-radius: 8rpx;
}
.status-draft { background: #F5F5F5; color: #999; }
.status-published { background: #F0FDF4; color: #22C55E; }
.status-ended { background: #F5F5F5; color: #999; }
.status-upcoming { background: #FFF7ED; color: #F97316; }

/* 元信息列表 */
.meta-list {
  margin-top: 24rpx;
  background: #fff;
  border-radius: 16rpx;
  padding: 24rpx;
}
.meta-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  margin-bottom: 16rpx;
}
.meta-item:last-child {
  margin-bottom: 0;
}
.meta-icon {
  font-size: 28rpx;
  margin-right: 12rpx;
  width: 32rpx;
  text-align: center;
}
.meta-text {
  font-size: 26rpx;
  color: #4b5563;
  flex: 1;
  line-height: 1.4;
}

/* 活动介绍 */
.desc-section {
  margin-top: 30rpx;
  background: #fff;
  border-radius: 16rpx;
  padding: 24rpx;
}
.section-title {
  font-size: 28rpx;
  font-weight: 600;
  color: #1f2937;
  display: block;
  margin-bottom: 12rpx;
}
.desc-text {
  font-size: 26rpx;
  color: #4b5563;
  line-height: 1.6;
}

/* 付费不退费说明 */
.refund-notice {
  margin-top: 20rpx;
  background: #FEF2F2;
  border: 2rpx solid #FECACA;
  border-radius: 12rpx;
  padding: 16rpx 20rpx;
  display: flex;
  flex-direction: row;
  align-items: center;
}
.refund-notice-icon {
  font-size: 24rpx;
  margin-right: 10rpx;
  flex-shrink: 0;
}
.refund-notice-text {
  font-size: 24rpx;
  color: #DC2626;
  line-height: 1.4;
}

/* 底部操作栏 */
.bottom-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: #fff;
  padding: 20rpx 30rpx;
  padding-bottom: calc(20rpx + env(safe-area-inset-bottom));
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 -2rpx 12rpx rgba(0,0,0,0.06);
}
.price-info {
  display: flex;
  flex-direction: column;
}
.bottom-type {
  font-size: 22rpx;
  color: #999;
}
.bottom-vendor {
  font-size: 22rpx;
  color: #999;
  margin-top: 4rpx;
}
.action-btns {
  display: flex;
  flex-direction: row;
  gap: 16rpx;
  align-items: center;
}
.poster-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8rpx 16rpx;
}
.poster-btn-icon { font-size: 36rpx; }
.poster-btn-text { font-size: 20rpx; color: #64748B; }

/* 报名按钮 */
.btn-register {
  background: linear-gradient(135deg, #F97316, #FB923C);
  color: #fff;
  border: none;
  border-radius: 40rpx;
  padding: 16rpx 48rpx;
  font-size: 28rpx;
  font-weight: 600;
  line-height: 1.5;
  min-width: 160rpx;
  text-align: center;
}
.btn-register:active {
  opacity: 0.85;
}
.btn-register-loading {
  opacity: 0.7;
}

/* 已报名（待审核） */
.btn-register-done {
  background: #9CA3AF;
  color: #fff;
  border: none;
  border-radius: 40rpx;
  padding: 16rpx 48rpx;
  font-size: 28rpx;
  font-weight: 600;
  line-height: 1.5;
  min-width: 160rpx;
  text-align: center;
}

/* 已报名（可取消） */
.btn-registered {
  background: #F3F4F6;
  color: #4B5563;
  border: 2rpx solid #D1D5DB;
  border-radius: 40rpx;
  padding: 14rpx 36rpx;
  font-size: 26rpx;
  font-weight: 500;
  line-height: 1.5;
  min-width: 120rpx;
  text-align: center;
}
.btn-registered:active {
  opacity: 0.7;
}

/* 签到按钮 */
.btn-checkin {
  background: linear-gradient(135deg, #F97316, #FB923C);
  color: #fff;
  border: none;
  border-radius: 40rpx;
  padding: 16rpx 48rpx;
  font-size: 28rpx;
  font-weight: 600;
  line-height: 1.5;
  min-width: 160rpx;
  text-align: center;
}
.btn-checkin:active {
  opacity: 0.85;
}
.btn-checkin-done {
  background: #22C55E;
}
.btn-checkin-loading {
  opacity: 0.7;
}
</style>