feat: add read-only smoke share page and profile share entry

pages/profile/index.vue

@@ -7,6 +7,26 @@
 
 		<view class="section">
 			<view class="menu-list">
+				<view class="menu-item">
+					<view class="menu-icon menu-icon-green">🔗</view>
+					<view class="menu-content">
+						<text class="menu-label">分享戒烟记录</text>
+						<text class="menu-desc">{{ shareDesc }}</text>
+					</view>
+					<button class="share-btn" open-type="share" :disabled="shareLoading || !shareToken">
+						{{ shareLoading ? '生成中' : '分享' }}
+					</button>
+				</view>
+
+				<view class="menu-item" @tap="prepareShareToken(true)">
+					<view class="menu-icon menu-icon-gray">🔄</view>
+					<view class="menu-content">
+						<text class="menu-label">刷新分享链接</text>
+						<text class="menu-desc">生成新的有效分享令牌</text>
+					</view>
+					<text class="menu-arrow">›</text>
+				</view>
+
 				<view class="menu-item" @tap="goOnboarding">
 					<view class="menu-icon menu-icon-green">📝</view>
 					<view class="menu-content">
@@ -46,16 +66,68 @@
 </template>
 
 <script setup>
-import { computed, onMounted } from 'vue'
+import { computed, onMounted, ref } from 'vue'
+import { onShareAppMessage } from '@dcloudio/uni-app'
+import { createShare } from '@/api'
 import { useUserStore } from '@/stores/user'
 import { useLogin } from '@/hooks/useLogin'
 
 const userStore = useUserStore()
 const { waitForLogin } = useLogin()
 
+const shareToken = ref('')
+const shareExpireAt = ref('')
+const shareLoading = ref(false)
+
 const userName = computed(() => userStore.user?.nickname || '戒烟用户')
 const userAvatar = computed(() => userStore.user?.avatar_url || '/static/images/default-avatar.png')
 
+const shareDesc = computed(() => {
+	if (!shareToken.value) {
+		return shareLoading.value ? '正在生成分享信息...' : '先生成分享令牌后即可分享给朋友'
+	}
+	return `有效期至 ${formatExpire(shareExpireAt.value)}，仅查看权限`
+})
+
+const sharePath = computed(() => {
+	if (!shareToken.value) {
+		return '/pages/index/index'
+	}
+	return `/pages/share/index?share_token=${shareToken.value}`
+})
+
+function formatExpire(value) {
+	if (!value) return '--'
+	const d = new Date(value)
+	if (Number.isNaN(d.getTime())) return value
+	const y = d.getFullYear()
+	const m = String(d.getMonth() + 1).padStart(2, '0')
+	const day = String(d.getDate()).padStart(2, '0')
+	const hh = String(d.getHours()).padStart(2, '0')
+	const mm = String(d.getMinutes()).padStart(2, '0')
+	return `${y}-${m}-${day} ${hh}:${mm}`
+}
+
+async function prepareShareToken(showToast = false) {
+	if (shareLoading.value) return
+	shareLoading.value = true
+	try {
+		const res = await createShare({ days: 7 })
+		shareToken.value = res.data?.share_token || ''
+		shareExpireAt.value = res.data?.expire_at || ''
+		if (showToast) {
+			uni.showToast({ title: '分享链接已刷新', icon: 'success' })
+		}
+	} catch (e) {
+		console.error('prepareShareToken error:', e)
+		if (showToast) {
+			uni.showToast({ title: '生成分享失败', icon: 'none' })
+		}
+	} finally {
+		shareLoading.value = false
+	}
+}
+
 function goOnboarding() {
 	uni.navigateTo({ url: '/pages/onboarding/index' })
 }
@@ -99,8 +171,16 @@ function logout() {
 	})
 }
 
+onShareAppMessage(() => {
+	return {
+		title: `${userName.value}的戒烟记录（仅查看）`,
+		path: sharePath.value
+	}
+})
+
 onMounted(async () => {
 	await waitForLogin()
+	await prepareShareToken(false)
 })
 </script>
 
@@ -189,6 +269,26 @@ onMounted(async () => {
 	color: #9CA3AF;
 }
 
+.share-btn {
+	margin: 0;
+	padding: 10rpx 20rpx;
+	line-height: 1.4;
+	font-size: 24rpx;
+	border: none;
+	border-radius: 999rpx;
+	color: #ffffff;
+	background: #10b981;
+}
+
+.share-btn[disabled] {
+	background: #9ca3af;
+	color: #ffffff;
+}
+
+.share-btn::after {
+	border: none;
+}
+
 .logout-btn {
 	text-align: center;
 	padding: 28rpx;