ai_uniapp_v2/pages/recharge/recharge.vue

<template>
  <view class="recharge">
    <!-- 余额卡 -->
    <view class="head">
      <view class="head-left">
        <text class="kicker">AI在线点数包</text>
        <text class="title">剩余 {{ balance }} 点</text>
        <text class="user">用户：{{ userStore.nickname }}</text>
      </view>
      <view class="avatar">
        <image v-if="userStore.avatar" class="avatar-img" :src="userStore.avatar" mode="aspectFill" />
        <text v-else>AI</text>
      </view>
    </view>

    <!-- 套餐 -->
    <view class="section-title">选择充值套餐</view>
    <view class="grid">
      <view
        v-for="item in packages"
        :key="item.id"
        class="product"
        :class="{ active: current && current.id === item.id }"
        @click="current = item"
      >
        <text v-if="item.badge" class="badge">{{ item.badge }}</text>
        <text class="points">{{ item.points }}点</text>
        <text class="price">￥{{ item.price_yuan }}</text>
      </view>
    </view>

    <view class="buy-btn" :class="{ disabled: !current || paying }" @click="handleBuy">
      {{ buyText }}
    </view>

    <!-- 权益 -->
    <view class="perks">
      <view class="perk">
        <text class="perk-title">点数长期有效</text>
        <text class="perk-desc">购买后可用于所有 AI 图像工具</text>
      </view>
      <view class="perk">
        <text class="perk-title">多端通用</text>
        <text class="perk-desc">小程序、H5、PC 端共享点数</text>
      </view>
    </view>

    <!-- 购买须知 -->
    <view class="notice">
      <text class="notice-title">购买须知：</text>
      <text class="notice-line">1、购买后长期有效，不支持退款；</text>
      <text class="notice-line">2、同一账号点数可在小程序、H5、PC端使用；</text>
      <text class="notice-line">3、点数适用于 AI 图片生成、高清修复、证件照、AI绘画等功能。</text>
    </view>
  </view>
</template>

<script setup>
import { ref, computed } from 'vue'
import { onShow } from '@dcloudio/uni-app'
import { useUserStore } from '@/store/user.js'
import { useApp } from '@/utils/useApp.js'
import { pointApi } from '@/api/index.js'

const userStore = useUserStore()
const { toast } = useApp()

const packages = ref([])
const current = ref(null)
const balance = ref(0)
const paying = ref(false)

const buyText = computed(() => {
  if (!current.value) return '请选择套餐'
  return `确认充值（${current.value.price_yuan}元）`
})

function ensureLogin() {
  if (!userStore.isLogin) {
    uni.navigateTo({ url: '/pages/login/login' })
    return false
  }
  return true
}

async function loadPackages() {
  try {
    const res = await pointApi.getPackageList()
    packages.value = res.list || []
    current.value = packages.value.find((p) => p.badge === '推荐') || packages.value[0] || null
  } catch (e) {
    toast(e.msg || '套餐加载失败')
  }
}

async function loadBalance() {
  if (!userStore.isLogin) return
  try {
    const res = await pointApi.getBalance()
    balance.value = (res.data && res.data.points) || 0
  } catch (e) {
    // 登录失效由 request 统一处理
  }
}

function getWxLoginCode() {
  return new Promise((resolve, reject) => {
    // #ifdef MP-WEIXIN
    uni.login({
      provider: 'weixin',
      success: (r) => (r.code ? resolve(r.code) : reject(new Error('获取登录凭证失败'))),
      fail: () => reject(new Error('获取登录凭证失败'))
    })
    // #endif
    // #ifndef MP-WEIXIN
    reject(new Error('当前端暂不支持点数充值'))
    // #endif
  })
}

function requestVirtualPayment(order) {
  return new Promise((resolve, reject) => {
    // #ifdef MP-WEIXIN
    if (!wx.canIUse || !wx.canIUse('requestVirtualPayment')) {
      reject(new Error('当前微信版本不支持虚拟支付，请升级微信'))
      return
    }
    // 调起虚拟支付的完整参数（供审核/排查用）
    const payParams = {
      signData: order.signData,
      paySig: order.paySig,
      signature: order.signature,
      mode: order.mode
    }
    console.log('[虚拟支付] wx.requestVirtualPayment 参数：\n' + JSON.stringify(payParams, null, 2))
    wx.requestVirtualPayment({
      ...payParams,
      success: (res) => {
        console.log('[虚拟支付] success：', JSON.stringify(res))
        resolve(res)
      },
      fail: (err) => {
        console.log('[虚拟支付] fail：', JSON.stringify(err))
        reject(err)
      }
    })
    // #endif
    // #ifndef MP-WEIXIN
    reject(new Error('当前端暂不支持点数充值'))
    // #endif
  })
}

async function pollOrder(orderNo, times = 5) {
  for (let i = 0; i < times; i++) {
    try {
      const res = await pointApi.getOrderStatus({ order_no: orderNo })
      if (res.data && res.data.status === 20) {
        balance.value = res.data.balance
        return true
      }
    } catch (e) {
      // 忽略单次失败，继续轮询
    }
    await new Promise((r) => setTimeout(r, 1500))
  }
  return false
}

async function handleBuy() {
  if (!ensureLogin()) return
  if (!current.value || paying.value) return

  paying.value = true
  uni.showLoading({ mask: true, title: '发起支付...' })
  try {
    const code = await getWxLoginCode()
    const res = await pointApi.createOrder({ package_id: current.value.id, code })
    const order = res.data
    uni.hideLoading()

    // 打印后端返回的下单结果（含 env，1=沙箱不扣费 / 0=现网真实扣费）
    console.log('[虚拟支付] createorder 返回：', JSON.stringify(order))
    // 解析 signData 里的 env，直观确认环境
    try {
      const sd = JSON.parse(order.signData || '{}')
      console.log('[虚拟支付] signData.env =', sd.env, sd.env === 1 ? '(沙箱-不扣费)' : '(现网-真实扣费!)')
    } catch (e) {}

    await requestVirtualPayment(order)

    uni.showLoading({ mask: true, title: '确认到账...' })
    const ok = await pollOrder(order.order_no)
    uni.hideLoading()
    if (ok) {
      toast('充值成功')
    } else {
      toast('支付成功，点数到账处理中')
      loadBalance()
    }
  } catch (e) {
    uni.hideLoading()
    const errCode = e && e.errCode
    if (errCode === -2) {
      // 用户取消支付，不提示
    } else {
      toast((e && (e.msg || e.errMsg || e.message)) || '支付失败')
    }
  } finally {
    paying.value = false
  }
}

onShow(() => {
  loadPackages()
  loadBalance()
})
</script>

<style lang="scss" scoped>
$accent: #0b8cff;
$muted: #8b95a3;

.recharge {
  padding: 36rpx 36rpx calc(48rpx + env(safe-area-inset-bottom));
}

/* 余额卡 */
.head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32rpx;
  min-height: 264rpx;
  padding: 44rpx 40rpx;
  border-radius: 36rpx;
  color: #fff;
  box-sizing: border-box;
  background:
    radial-gradient(circle at 82% 18%, rgba(255, 255, 255, 0.28), transparent 28%),
    linear-gradient(135deg, #0b8cff 0%, #20a7ff 48%, #20d3a2 100%);
  box-shadow: 0 28rpx 56rpx rgba(11, 140, 255, 0.18);

  .head-left {
    display: flex;
    flex-direction: column;
  }
  .kicker {
    font-size: 26rpx;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.82);
  }
  .title {
    margin-top: 14rpx;
    font-size: 56rpx;
    line-height: 1.35;
    font-weight: 900;
  }
  .user {
    margin-top: 12rpx;
    font-size: 26rpx;
    color: rgba(255, 255, 255, 0.78);
  }
  .avatar {
    flex: 0 0 104rpx;
    width: 104rpx;
    height: 104rpx;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32rpx;
    font-weight: 900;
    color: #fff;
    background: rgba(15, 23, 42, 0.24);
    border: 4rpx solid rgba(255, 255, 255, 0.55);
    overflow: hidden;
  }
  .avatar-img {
    width: 100%;
    height: 100%;
  }
}

.section-title {
  margin: 48rpx 0 24rpx;
  font-size: 34rpx;
  font-weight: 900;
  color: #1f2733;
}

/* 套餐宫格 */
.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20rpx;
}

.product {
  position: relative;
  min-height: 212rpx;
  padding: 28rpx 16rpx 24rpx;
  border: 4rpx solid transparent;
  border-radius: 28rpx;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16rpx;
  color: #1f2733;
  background: #fff;
  box-shadow: 0 20rpx 44rpx rgba(15, 23, 42, 0.06);

  &.active {
    border-color: $accent;
    box-shadow: 0 0 0 8rpx rgba(11, 140, 255, 0.1);
  }
  .badge {
    position: absolute;
    top: 16rpx;
    left: 50%;
    transform: translateX(-50%);
    max-width: calc(100% - 24rpx);
    padding: 6rpx 14rpx;
    border-radius: 999rpx;
    font-size: 20rpx;
    font-weight: 900;
    white-space: nowrap;
    color: $accent;
    background: rgba(11, 140, 255, 0.1);
  }
  .points {
    margin-top: 36rpx;
    font-size: 40rpx;
    font-weight: 900;
  }
  .price {
    font-size: 26rpx;
    font-weight: 800;
    color: $accent;
  }
}

/* 确认充值 */
.buy-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 96rpx;
  margin-top: 36rpx;
  border-radius: 24rpx;
  font-size: 30rpx;
  font-weight: 900;
  color: #fff;
  background: linear-gradient(135deg, #0b8cff, #20a7ff);
  box-shadow: 0 24rpx 48rpx rgba(11, 140, 255, 0.22);

  &.disabled {
    opacity: 0.6;
  }
}

/* 权益 */
.perks {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20rpx;
  margin-top: 36rpx;

  .perk {
    padding: 28rpx 24rpx;
    border-radius: 28rpx;
    background: rgba(11, 140, 255, 0.08);
  }
  .perk-title {
    font-size: 28rpx;
    font-weight: 900;
    color: $accent;
  }
  .perk-desc {
    display: block;
    margin-top: 14rpx;
    font-size: 24rpx;
    line-height: 1.45;
    color: $muted;
  }
}

/* 购买须知 */
.notice {
  margin-top: 44rpx;
  padding: 28rpx;
  border-radius: 28rpx;
  background: #fff;
  box-shadow: 0 20rpx 44rpx rgba(15, 23, 42, 0.04);

  .notice-title {
    display: block;
    margin-bottom: 8rpx;
    font-size: 26rpx;
    font-weight: 800;
    color: #8f98a6;
  }
  .notice-line {
    display: block;
    font-size: 26rpx;
    line-height: 1.8;
    color: $muted;
  }
}
</style>