<template>
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<el-dialog
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:title="$t('cache.dialogTitle')"
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:visible.sync="dialogVisible"
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width="70%"
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:before-close="handleClose"
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>
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<div v-if="isLoading" class="loading-container">
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<p>{{ $t('cache.loading') }}</p>
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</div>
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<div v-else>
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<div v-if="!cacheAvailable" class="no-cache-message">
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<i class="el-icon-warning-outline"></i>
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<p>{{ $t('cache.notSupported') }}</p>
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<el-button type="primary" @click="refreshPage">{{ $t('cache.refreshPage') }}</el-button>
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</div>
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<div v-else>
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<el-alert
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v-if="cacheData.totalCached === 0"
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:title="$t('cache.noCachedResources')"
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type="warning"
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:closable="false"
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show-icon
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>
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<p>{{ $t('cache.noCachedResourcesDesc') }}</p>
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</el-alert>
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<div v-else>
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<el-alert
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:title="$t('cache.cdnCacheStatus')"
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type="success"
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:closable="false"
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show-icon
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>
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{{ $t('cache.totalCachedResources').replace('{count}', cacheData.totalCached) }}
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</el-alert>
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<h3>{{ $t('cache.jsResources').replace('{count}', cacheData.js.length) }}</h3>
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<el-table :data="cacheData.js" stripe style="width: 100%">
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<el-table-column prop="url" label="URL" width="auto" show-overflow-tooltip />
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<el-table-column prop="cached" :label="$t('cache.status')" width="100">
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<template slot-scope="scope">
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<el-tag type="success" v-if="scope.row.cached">{{ $t('cache.cached') }}</el-tag>
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<el-tag type="danger" v-else>{{ $t('cache.notCached') }}</el-tag>
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</template>
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</el-table-column>
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</el-table>
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<h3>{{ $t('cache.cssResources').replace('{count}', cacheData.css.length) }}</h3>
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<el-table :data="cacheData.css" stripe style="width: 100%">
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<el-table-column prop="url" label="URL" width="auto" show-overflow-tooltip />
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<el-table-column prop="cached" label="状态" width="100">
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<template slot-scope="scope">
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<el-tag type="success" v-if="scope.row.cached">已缓存</el-tag>
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<el-tag type="danger" v-else>未缓存</el-tag>
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</template>
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</el-table-column>
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</el-table>
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</div>
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</div>
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</div>
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<span slot="footer" class="dialog-footer">
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<el-button @click="handleClose">{{ $t('button.close') }}</el-button>
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<el-button type="primary" @click="refreshCache">{{ $t('cache.refreshStatus') }}</el-button>
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<el-button type="danger" @click="clearCache">{{ $t('cache.clearCache') }}</el-button>
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</span>
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</el-dialog>
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</template>
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<script>
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import {
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getCacheNames,
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checkCdnCacheStatus,
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clearAllCaches,
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logCacheStatus
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} from '../utils/cacheViewer';
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export default {
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name: 'CacheViewer',
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props: {
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visible: {
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type: Boolean,
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default: false
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}
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},
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data() {
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return {
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dialogVisible: this.visible,
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isLoading: true,
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cacheAvailable: false,
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cacheData: {
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css: [],
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js: [],
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totalCached: 0,
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totalNotCached: 0
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}
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};
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},
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watch: {
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visible(newVal) {
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this.dialogVisible = newVal;
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if (newVal) {
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this.loadCacheData();
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}
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},
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dialogVisible(val) {
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this.$emit('update:visible', val);
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}
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},
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methods: {
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async loadCacheData() {
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this.isLoading = true;
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try {
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// 先检查是否支持缓存API
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if (!('caches' in window)) {
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this.cacheAvailable = false;
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this.isLoading = false;
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return;
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}
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// 检查是否有Service Worker缓存
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const cacheNames = await getCacheNames();
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this.cacheAvailable = cacheNames.length > 0;
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if (this.cacheAvailable) {
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// 获取CDN缓存状态
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this.cacheData = await checkCdnCacheStatus();
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// 在控制台输出完整缓存状态
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await logCacheStatus();
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}
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} catch (error) {
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console.error('加载缓存数据失败:', error);
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this.$message.error('加载缓存数据失败');
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} finally {
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this.isLoading = false;
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}
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},
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async refreshCache() {
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this.loadCacheData();
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this.$message.success(this.$t('cache.refreshingStatus'));
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},
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async clearCache() {
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this.$confirm(this.$t('cache.confirmClear'), this.$t('message.warning'), {
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confirmButtonText: this.$t('button.ok'),
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cancelButtonText: this.$t('button.cancel'),
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type: 'warning'
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}).then(async () => {
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try {
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const success = await clearAllCaches();
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if (success) {
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this.$message.success(this.$t('cache.clearedSuccess'));
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await this.loadCacheData();
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} else {
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this.$message.error(this.$t('cache.clearFailed'));
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}
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} catch (error) {
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console.error('清除缓存失败:', error);
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this.$message.error(this.$t('cache.clearFailed'));
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}
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}).catch(() => {
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this.$message.info(this.$t('cache.clearCanceled'));
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});
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},
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refreshPage() {
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window.location.reload();
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},
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handleClose(done) {
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this.dialogVisible = false;
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if (typeof done === 'function') {
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done();
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}
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}
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}
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};
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</script>
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<style scoped>
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.loading-container {
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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;
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}
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.loading-spinner {
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margin-bottom: 10px;
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}
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.no-cache-message {
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text-align: center;
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padding: 20px;
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}
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.no-cache-message i {
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font-size: 48px;
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color: #E6A23C;
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margin-bottom: 10px;
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}
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h3 {
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margin-top: 20px;
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margin-bottom: 10px;
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font-weight: 500;
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}
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</style>
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