feat: update backend

frontend/admin/src/pages/HomePage.vue

@@ -0,0 +1,135 @@
+<template>
+    <div class="home-page">
+        <h1>仪表盘</h1>
+
+        <div class="statistics-container">
+            <div class="stat-card" @click="navigateTo('/posts')">
+                <div class="stat-icon">
+                    <i class="fa fa-file-text"></i>
+                </div>
+                <div class="stat-content">
+                    <h2>文章数量</h2>
+                    <div class="stat-value">{{ postCount }}</div>
+                </div>
+            </div>
+
+            <div class="stat-card" @click="navigateTo('/medias')">
+                <div class="stat-icon">
+                    <i class="fa fa-image"></i>
+                </div>
+                <div class="stat-content">
+                    <h2>媒体数量</h2>
+                    <div class="stat-value">{{ mediaCount }}</div>
+                </div>
+            </div>
+        </div>
+
+        <div v-if="error" class="error-message">
+            {{ error }}
+        </div>
+    </div>
+</template>
+
+<script setup>
+import { onMounted, ref } from 'vue';
+import { useRouter } from 'vue-router';
+import { statisticsService } from '../api/statisticsService';
+
+const router = useRouter();
+const postCount = ref(0);
+const mediaCount = ref(0);
+const error = ref('');
+const loading = ref(false);
+
+const fetchStatistics = async () => {
+    loading.value = true;
+    error.value = '';
+
+    try {
+        // Option 1: Make parallel requests using our service
+        const [postsData, mediasData] = await Promise.all([
+            statisticsService.getPostsCount(),
+            statisticsService.getMediasCount()
+        ]);
+
+        postCount.value = postsData.count;
+        mediaCount.value = mediasData.count;
+
+        // Option 2: If you have a combined endpoint
+        // const data = await statisticsService.getAllStatistics();
+        // postCount.value = data.posts;
+        // mediaCount.value = data.medias;
+    } catch (err) {
+        console.error('Error fetching statistics:', err);
+        error.value = '获取统计数据时出错';
+    } finally {
+        loading.value = false;
+    }
+};
+
+const navigateTo = (path) => {
+    router.push(path);
+};
+
+onMounted(() => {
+    fetchStatistics();
+});
+</script>
+
+<style scoped>
+.home-page {
+    padding: 20px;
+}
+
+.statistics-container {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 20px;
+    margin-top: 20px;
+}
+
+.stat-card {
+    background-color: #fff;
+    border-radius: 8px;
+    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
+    padding: 20px;
+    display: flex;
+    min-width: 250px;
+    cursor: pointer;
+    transition: transform 0.2s, box-shadow 0.2s;
+}
+
+.stat-card:hover {
+    transform: translateY(-5px);
+    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
+}
+
+.stat-icon {
+    font-size: 2.5rem;
+    margin-right: 20px;
+    color: #3498db;
+    display: flex;
+    align-items: center;
+}
+
+.stat-content h2 {
+    margin: 0 0 10px 0;
+    font-size: 1.2rem;
+    color: #555;
+}
+
+.stat-value {
+    font-size: 2rem;
+    font-weight: bold;
+    color: #333;
+}
+
+.error-message {
+    margin-top: 20px;
+    padding: 10px;
+    background-color: #ffecec;
+    color: #f44336;
+    border-radius: 4px;
+    border-left: 4px solid #f44336;
+}
+</style>