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<template>
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<view class="app-page" :class="themeClass">
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<view class="surface-card page-hero">
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<text class="hero-kicker">BACKUP</text>
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<text class="hero-title">备份与恢复</text>
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<text class="hero-desc">导出本地 JSON 备份，恢复时覆盖当前设备数据，适合换机或手动留档。</text>
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<view class="hero-tags">
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<text class="hero-tag">本地文件</text>
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<text class="hero-tag soft">{{ store.state.settings.lastBackupAt ? '最近已备份' : '尚未备份' }}</text>
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</view>
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</view>
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<ad-custom unit-id="adunit-64707ea333329399"></ad-custom>
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<section-card title="导出备份" subtitle="将账单、预算和设置导出为 JSON 文件，便于迁移设备或手动保存">
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<view class="hero-panel surface-strong">
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<view>
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<text class="panel-title">安全备份当前数据</text>
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<text class="panel-desc">所有数据均为本地文件，不会自动上传服务器。</text>
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</view>
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<view class="status-chip">{{ store.state.settings.lastBackupAt ? '可继续备份' : '建议先备份' }}</view>
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</view>
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<view class="action-row single-row">
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<view class="primary-button" @click="exportBackupFile">导出备份</view>
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</view>
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<text class="tiny-text info-line" v-if="store.state.settings.lastBackupAt">最近备份：{{ store.state.settings.lastBackupAt }}</text>
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</section-card>
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<section-card title="恢复备份" subtitle="粘贴之前导出的 JSON 内容，恢复后将覆盖当前设备数据">
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<view class="input-shell textarea-shell">
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<textarea v-model="importText" placeholder="请粘贴备份 JSON"></textarea>
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</view>
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<view class="action-row">
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<view class="ghost-button" @click="importText = ''">清空内容</view>
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<view class="primary-button" @click="restoreBackup">开始恢复</view>
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</view>
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</section-card>
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<section-card title="数据操作" subtitle="谨慎执行不可撤销的本地清理操作">
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<view class="menu-list">
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<view class="menu-item surface-strong" @click="copyBackupText">
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<view>
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<text class="menu-title">复制备份内容</text>
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</view>
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<text class="status-chip">复制</text>
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</view>
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<view class="menu-item surface-strong danger-shell" @click="clearCache">
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<view>
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<text class="menu-title negative">清空全部数据</text>
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</view>
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<text class="danger-text">执行</text>
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</view>
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</view>
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</section-card>
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</view>
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</template>
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<script setup>
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import { computed, ref } from 'vue'
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import SectionCard from '../../../components/SectionCard.vue'
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import { useAppStore } from '../../../utils/store'
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import { onShow } from '@dcloudio/uni-app'
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const store = useAppStore()
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const importText = ref('')
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const themeClass = computed(() => (store.state.settings.theme === 'dark' ? 'theme-dark' : ''))
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function writeBackupFile(content) {
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const timeLabel = new Date().toLocaleString()
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if (typeof wx !== 'undefined' && wx.getFileSystemManager) {
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const filePath = `${wx.env.USER_DATA_PATH}/bill-helper-backup.json`
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wx.getFileSystemManager().writeFile({
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filePath,
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data: content,
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encoding: 'utf8',
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success: () => {
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store.markBackup(timeLabel)
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uni.showModal({ title: '备份成功', content: `文件已生成：${filePath}`, showCancel: false })
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},
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fail: () => {
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uni.setClipboardData({ data: content })
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}
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})
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return
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}
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store.markBackup(timeLabel)
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uni.setClipboardData({ data: content })
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}
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function exportBackupFile() {
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writeBackupFile(store.exportBackup())
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}
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function restoreBackup() {
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if (!importText.value.trim()) {
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uni.showToast({ title: '请先粘贴备份内容', icon: 'none' })
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return
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}
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try {
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store.importBackup(importText.value)
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importText.value = ''
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uni.showToast({ title: '备份恢复成功', icon: 'none' })
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} catch (error) {
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uni.showToast({ title: '备份内容无效', icon: 'none' })
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}
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}
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function copyBackupText() {
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uni.setClipboardData({ data: store.exportBackup() })
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}
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function clearCache() {
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uni.showModal({
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title: '清空全部数据',
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content: '确认删除当前设备中的账单、预算和设置吗？此操作不可撤销。',
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success: ({ confirm }) => {
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if (confirm) {
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store.resetAll()
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uni.showToast({ title: '本地数据已清空', icon: 'none' })
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}
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}
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})
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}
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onShow(()=>{
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showIt()
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})
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function showIt(){
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let interstitialAd = null;
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if (wx.createInterstitialAd) {
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interstitialAd = wx.createInterstitialAd({
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adUnitId: 'adunit-0abc32053b19a4e9'
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})
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interstitialAd.onLoad(() => {})
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interstitialAd.onError((err) => {
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console.error('插屏广告加载失败', err)
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})
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interstitialAd.onClose(() => {})
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}
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setTimeout(()=>{
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if (interstitialAd) {
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interstitialAd.show().catch((err) => {
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console.error('插屏广告显示失败', err)
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})
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}
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}, 2280)
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}
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</script>
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<style lang="scss" scoped>
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.page-hero {
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padding: 30rpx;
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background: linear-gradient(145deg, rgba(16, 42, 67, 0.96) 0%, rgba(61, 102, 178, 0.92) 100%);
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color: #ffffff;
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}
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.hero-kicker,
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.hero-desc,
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.hero-tag.soft {
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color: rgba(255, 255, 255, 0.76);
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}
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.hero-kicker {
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font-size: 20rpx;
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letter-spacing: 4rpx;
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}
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.hero-title {
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display: block;
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margin-top: 12rpx;
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font-size: 44rpx;
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font-weight: 700;
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}
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.hero-desc {
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display: block;
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margin-top: 14rpx;
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font-size: 24rpx;
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line-height: 1.7;
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}
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.hero-tags {
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display: flex;
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flex-wrap: wrap;
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gap: 14rpx;
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margin-top: 22rpx;
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}
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.hero-tag,
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.status-chip {
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padding: 12rpx 18rpx;
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border-radius: 999rpx;
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background: rgba(255, 255, 255, 0.16);
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font-size: 22rpx;
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}
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.hero-panel,
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.menu-item,
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.action-row {
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display: flex;
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align-items: center;
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gap: 16rpx;
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}
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.hero-panel,
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.menu-item {
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padding: 26rpx;
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border-radius: 28rpx;
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}
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.hero-panel {
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justify-content: space-between;
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}
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.panel-title,
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.menu-title {
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display: block;
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font-size: 31rpx;
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font-weight: 700;
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color: var(--text-primary);
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}
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.panel-desc,
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.status-chip {
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background: var(--brand-soft);
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color: var(--brand);
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}
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.action-row {
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margin-top: 18rpx;
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}
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.single-row .primary-button,
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.action-row .ghost-button,
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.action-row .primary-button {
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flex: 1;
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}
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.info-line {
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display: block;
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margin-top: 16rpx;
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}
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.textarea-shell {
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align-items: flex-start;
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min-height: 280rpx;
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padding: 20rpx 24rpx;
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}
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.textarea-shell textarea {
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min-height: 240rpx;
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}
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.menu-list {
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display: flex;
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flex-direction: column;
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gap: 16rpx;
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}
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.menu-item {
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justify-content: space-between;
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}
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.danger-shell {
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border: 1rpx solid rgba(210, 85, 67, 0.12);
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}
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.danger-text {
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font-size: 24rpx;
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color: var(--danger);
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}
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</style>
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