590 lines
12 KiB
Plaintext
590 lines
12 KiB
Plaintext
<!-- 优惠券页面 -->
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<template>
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<view class="coupons-page">
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<!-- 顶部栏 -->
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<view class="coupons-header">
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<view class="header-tabs">
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<view :class="['header-tab', { active: activeTab === 'available' }]" @click="changeTab('available')">
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<text class="tab-text">可用券</text>
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</view>
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<view :class="['header-tab', { active: activeTab === 'unavailable' }]" @click="changeTab('unavailable')">
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<text class="tab-text">已失效</text>
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</view>
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</view>
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</view>
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<!-- 优惠券列表 -->
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<scroll-view class="coupons-list" scroll-y>
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<!-- 为空提示 -->
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<view v-if="coupons.length === 0" class="empty-coupons">
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<text class="empty-icon">🎫</text>
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<text class="empty-text">{{ getEmptyText() }}</text>
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<text class="empty-subtext">{{ getEmptySubtext() }}</text>
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<button v-if="activeTab === 'available'" class="get-coupons-btn" @click="goToCouponCenter">
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去领券中心
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</button>
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</view>
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<!-- 优惠券项 -->
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<view v-for="coupon in coupons" :key="coupon.id" class="coupon-item">
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<view class="coupon-left">
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<text class="coupon-value">{{ formatCouponValue(coupon) }}</text>
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<text class="coupon-condition">{{ formatCondition(coupon) }}</text>
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</view>
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<view class="coupon-right">
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<view class="coupon-info">
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<text class="coupon-name">{{ coupon.template?.name || coupon.name }}</text>
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<text class="coupon-desc">{{ coupon.template?.description || '' }}</text>
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<text class="coupon-time">{{ formatTimeRange(coupon) }}</text>
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</view>
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<view class="coupon-actions">
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<button v-if="coupon.status === 1 && coupon.is_valid"
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class="use-btn"
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@click="useCoupon(coupon)">
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立即使用
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</button>
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<button v-else-if="coupon.template_id && activeTab === 'available'"
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class="receive-btn"
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@click="receiveCoupon(coupon)">
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领取
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</button>
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<text v-else class="status-text">{{ getStatusText(coupon) }}</text>
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</view>
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</view>
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</view>
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</scroll-view>
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</view>
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</template>
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<script setup lang="uts">
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import { ref, onMounted, watch } from 'vue'
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import supa from '@/components/supadb/aksupainstance.uts'
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type CouponTemplateType = {
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id: string
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name: string
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description: string | null
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coupon_type: number
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discount_value: number
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min_order_amount: number
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start_time: string
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end_time: string
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per_user_limit: number
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total_quantity: number
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used_quantity: number
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status: number
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}
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type UserCouponType = {
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id: string
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user_id: string
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template_id: string
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coupon_code: string
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status: number
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is_valid: boolean
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used_at: string | null
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expire_at: string
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created_at: string
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template: CouponTemplateType | null
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}
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const activeTab = ref<string>('available')
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const coupons = ref<Array<any>>([])
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const isLoading = ref<boolean>(false)
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// 监听标签页变化
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watch(activeTab, () => {
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loadCoupons()
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})
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// 生命周期
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onMounted(() => {
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loadCoupons()
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})
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// 加载优惠券
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const loadCoupons = async () => {
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const userId = getCurrentUserId()
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if (!userId) {
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uni.showToast({
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title: '请先登录',
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icon: 'none'
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})
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uni.navigateTo({
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url: '/pages/user/login'
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})
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return
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}
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isLoading.value = true
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try {
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if (activeTab.value === 'available') {
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await loadAvailableCoupons(userId)
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} else {
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await loadUnavailableCoupons(userId)
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}
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} catch (err) {
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console.error('加载优惠券异常:', err)
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} finally {
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isLoading.value = false
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}
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}
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// 加载可用优惠券
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const loadAvailableCoupons = async (userId: string) => {
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try {
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const now = new Date().toISOString()
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// 加载用户已领取的优惠券
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const { data: userCoupons, error: userError } = await supa
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.from('user_coupons')
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.select(`
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*,
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template:coupon_templates(*)
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`)
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.eq('user_id', userId)
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.eq('status', 1)
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.gte('expire_at', now)
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.order('expire_at', { ascending: true })
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if (userError !== null) {
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console.error('加载用户优惠券失败:', userError)
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return
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}
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// 加载可领取的优惠券
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const { data: availableCoupons, error: availableError } = await supa
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.from('coupon_templates')
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.select('*')
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.eq('status', 1)
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.gte('end_time', now)
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.lte('start_time', now)
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.order('created_at', { ascending: false })
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if (availableError !== null) {
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console.error('加载可领取优惠券失败:', availableError)
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return
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}
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// 合并结果
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const allCoupons = [...(userCoupons || []), ...(availableCoupons || [])]
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coupons.value = allCoupons
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} catch (err) {
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console.error('加载可用优惠券异常:', err)
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}
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}
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// 加载不可用优惠券
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const loadUnavailableCoupons = async (userId: string) => {
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try {
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const now = new Date().toISOString()
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const { data, error } = await supa
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.from('user_coupons')
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.select(`
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*,
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template:coupon_templates(*)
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`)
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.eq('user_id', userId)
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.or('status.eq.2,expire_at.lt.' + now)
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.order('used_at', { ascending: false })
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.order('expire_at', { ascending: false })
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if (error !== null) {
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console.error('加载失效优惠券失败:', error)
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return
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}
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coupons.value = data ?? []
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} catch (err) {
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console.error('加载失效优惠券异常:', err)
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}
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}
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// 获取当前用户ID
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const getCurrentUserId = (): string | null => {
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const userStore = uni.getStorageSync('userInfo')
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return userStore?.id || null
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}
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// 获取空状态文本
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const getEmptyText = (): string => {
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return activeTab.value === 'available' ? '暂无可用优惠券' : '暂无失效优惠券'
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}
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// 获取空状态副文本
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const getEmptySubtext = (): string => {
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return activeTab.value === 'available' ? '去领券中心看看' : '努力使用优惠券吧'
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}
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// 格式化优惠券价值
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const formatCouponValue = (coupon: any): string => {
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if (coupon.template_id) {
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// 用户优惠券
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const template = coupon.template
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if (!template) return '未知'
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if (template.coupon_type === 1) {
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return `¥${template.discount_value}`
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} else if (template.coupon_type === 2) {
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return `${template.discount_value}折`
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} else {
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return '未知'
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}
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} else {
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// 优惠券模板
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if (coupon.coupon_type === 1) {
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return `¥${coupon.discount_value}`
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} else if (coupon.coupon_type === 2) {
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return `${coupon.discount_value}折`
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} else {
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return '未知'
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}
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}
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}
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// 格式化使用条件
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const formatCondition = (coupon: any): string => {
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const minAmount = coupon.template?.min_order_amount || coupon.min_order_amount
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if (minAmount > 0) {
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return `满${minAmount}元可用`
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}
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return '无门槛'
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}
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// 格式化时间范围
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const formatTimeRange = (coupon: any): string => {
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const startTime = coupon.template?.start_time || coupon.start_time
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const endTime = coupon.template?.end_time || coupon.expire_at
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if (startTime && endTime) {
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const start = new Date(startTime)
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const end = new Date(endTime)
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const startStr = `${start.getMonth() + 1}月${start.getDate()}日`
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const endStr = `${end.getMonth() + 1}月${end.getDate()}日`
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return `${startStr}-${endStr}`
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}
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return ''
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}
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// 获取状态文本
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const getStatusText = (coupon: any): string => {
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if (coupon.status === 2) {
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return '已使用'
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} else if (!coupon.is_valid) {
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return '已失效'
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} else if (new Date(coupon.expire_at) < new Date()) {
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return '已过期'
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}
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return '未知'
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}
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// 切换标签页
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const changeTab = (tab: string) => {
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activeTab.value = tab
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}
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// 使用优惠券
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const useCoupon = (coupon: any) => {
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// 如果是从订单页面跳转过来的，返回选择的优惠券
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const pages = getCurrentPages()
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const prevPage = pages[pages.length - 2]
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if (prevPage && prevPage.route === 'pages/mall/consumer/checkout') {
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uni.$emit('couponSelected', coupon)
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uni.navigateBack()
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return
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}
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// 否则跳转到商品列表页
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uni.navigateTo({
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url: '/pages/mall/consumer/index'
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})
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}
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// 领取优惠券
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const receiveCoupon = async (coupon: any) => {
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const userId = getCurrentUserId()
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if (!userId) return
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// 检查是否已领取
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const { data: existingCoupons, error: checkError } = await supa
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.from('user_coupons')
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.select('id')
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.eq('user_id', userId)
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.eq('template_id', coupon.id)
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if (checkError !== null) {
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console.error('检查优惠券失败:', checkError)
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return
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}
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if (existingCoupons && existingCoupons.length >= coupon.per_user_limit) {
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uni.showToast({
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title: '已达领取上限',
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icon: 'none'
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})
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return
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}
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// 检查库存
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if (coupon.used_quantity >= coupon.total_quantity) {
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uni.showToast({
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title: '优惠券已领完',
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icon: 'none'
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})
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return
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}
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// 生成优惠券码
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const couponCode = generateCouponCode()
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const expireAt = coupon.end_time
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try {
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const { error: insertError } = await supa
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.from('user_coupons')
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.insert({
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user_id: userId,
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template_id: coupon.id,
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coupon_code: couponCode,
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expire_at: expireAt,
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status: 1,
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is_valid: true
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})
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if (insertError !== null) {
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console.error('领取优惠券失败:', insertError)
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uni.showToast({
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title: '领取失败',
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icon: 'none'
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})
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return
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}
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// 更新优惠券模板的已领取数量
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const { error: updateError } = await supa
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.from('coupon_templates')
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.update({ used_quantity: coupon.used_quantity + 1 })
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.eq('id', coupon.id)
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if (updateError !== null) {
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console.error('更新优惠券数量失败:', updateError)
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}
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uni.showToast({
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title: '领取成功',
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icon: 'success'
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})
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// 重新加载数据
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loadCoupons()
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} catch (err) {
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console.error('领取优惠券异常:', err)
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}
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}
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// 生成优惠券码
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const generateCouponCode = (): string => {
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const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
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let result = ''
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for (let i = 0; i < 12; i++) {
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result += chars.charAt(Math.floor(Math.random() * chars.length))
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}
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return result
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}
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// 跳转到领券中心
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const goToCouponCenter = () => {
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uni.navigateTo({
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url: '/pages/mall/consumer/coupon-center'
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})
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}
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</script>
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<style scoped>
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.coupons-page {
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display: flex;
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flex-direction: column;
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height: 100vh;
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background-color: #f5f5f5;
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}
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.coupons-header {
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background-color: #ffffff;
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border-bottom: 1px solid #e5e5e5;
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}
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.header-tabs {
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display: flex;
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}
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.header-tab {
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flex: 1;
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padding: 15px;
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text-align: center;
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position: relative;
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}
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.header-tab.active {
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color: #007aff;
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}
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.header-tab.active::after {
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content: '';
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position: absolute;
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bottom: 0;
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left: 0;
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right: 0;
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height: 2px;
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background-color: #007aff;
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}
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.tab-text {
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font-size: 16px;
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font-weight: bold;
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color: #666666;
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}
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.header-tab.active .tab-text {
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color: #007aff;
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}
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.coupons-list {
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flex: 1;
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padding: 10px;
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}
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.empty-coupons {
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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padding: 80px 20px;
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background-color: #ffffff;
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border-radius: 8px;
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}
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.empty-icon {
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font-size: 80px;
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margin-bottom: 20px;
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}
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.empty-text {
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font-size: 16px;
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color: #666666;
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margin-bottom: 10px;
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}
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.empty-subtext {
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font-size: 14px;
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color: #999999;
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margin-bottom: 30px;
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}
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.get-coupons-btn {
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background-color: #007aff;
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color: #ffffff;
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padding: 10px 40px;
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border-radius: 25px;
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font-size: 14px;
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border: none;
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}
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.coupon-item {
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background-color: #ffffff;
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margin-bottom: 10px;
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border-radius: 8px;
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overflow: hidden;
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display: flex;
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box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
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}
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.coupon-left {
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width: 100px;
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background: linear-gradient(135deg, #ff6b6b, #ffa726);
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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padding: 20px 10px;
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color: #ffffff;
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}
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.coupon-value {
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font-size: 24px;
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font-weight: bold;
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margin-bottom: 5px;
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}
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.coupon-condition {
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font-size: 11px;
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opacity: 0.9;
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}
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.coupon-right {
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flex: 1;
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padding: 15px;
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display: flex;
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flex-direction: column;
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justify-content: space-between;
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}
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.coupon-info {
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flex: 1;
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}
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.coupon-name {
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font-size: 16px;
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font-weight: bold;
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color: #333333;
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margin-bottom: 5px;
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display: block;
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}
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.coupon-desc {
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font-size: 13px;
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color: #666666;
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margin-bottom: 8px;
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display: block;
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|
line-height: 1.4;
|
|
}
|
|
|
|
.coupon-time {
|
|
font-size: 12px;
|
|
color: #999999;
|
|
display: block;
|
|
}
|
|
|
|
.coupon-actions {
|
|
display: flex;
|
|
justify-content: flex-end;
|
|
margin-top: 10px;
|
|
}
|
|
|
|
.use-btn,
|
|
.receive-btn {
|
|
padding: 8px 20px;
|
|
border-radius: 15px;
|
|
font-size: 12px;
|
|
border: none;
|
|
}
|
|
|
|
.use-btn {
|
|
background-color: #007aff;
|
|
color: #ffffff;
|
|
}
|
|
|
|
.receive-btn {
|
|
background-color: #ff4757;
|
|
color: #ffffff;
|
|
}
|
|
|
|
.status-text {
|
|
font-size: 12px;
|
|
color: #999999;
|
|
font-style: italic;
|
|
}
|
|
</style> |