Merge pull request #207 from nagisa77/codex/add-site-statistics-page-for-dau-chart

Add admin stats page with DAU chart

open-isle-cli/src/components/MenuComponent.vue

@@ -17,6 +17,15 @@
           <i class="menu-item-icon fas fa-info-circle"></i>
           <span class="menu-item-text">关于</span>
         </router-link>
+        <router-link
+          v-if="authState.role === 'ADMIN'"
+          class="menu-item"
+          exact-active-class="selected"
+          to="/about/stats"
+        >
+          <i class="menu-item-icon fas fa-chart-line"></i>
+          <span class="menu-item-text">站点统计</span>
+        </router-link>
         <router-link class="menu-item" exact-active-class="selected" to="/new-post">
           <i class="menu-item-icon fas fa-edit"></i>
           <span class="menu-item-text">发帖</span>

open-isle-cli/src/router/index.js

@@ -2,6 +2,7 @@ import { createRouter, createWebHistory } from 'vue-router'
 import HomePageView from '../views/HomePageView.vue'
 import MessagePageView from '../views/MessagePageView.vue'
 import AboutPageView from '../views/AboutPageView.vue'
+import SiteStatsPageView from '../views/SiteStatsPageView.vue'
 import PostPageView from '../views/PostPageView.vue'
 import LoginPageView from '../views/LoginPageView.vue'
 import SignupPageView from '../views/SignupPageView.vue'
@@ -26,6 +27,11 @@ const routes = [
     name: 'about',
     component: AboutPageView
   },
+  {
+    path: '/about/stats',
+    name: 'site-stats',
+    component: SiteStatsPageView
+  },
   {
     path: '/new-post',
     name: 'new-post',

open-isle-cli/src/views/SiteStatsPageView.vue

@@ -0,0 +1,51 @@
+<template>
+  <div class="site-stats-page">
+    <VChart v-if="option" :option="option" :autoresize="true" style="height:400px" />
+  </div>
+</template>
+
+<script setup>
+import { ref, onMounted } from 'vue'
+import VChart from 'vue-echarts'
+import { use } from 'echarts/core'
+import { LineChart } from 'echarts/charts'
+import { TitleComponent, TooltipComponent, GridComponent, DataZoomComponent } from 'echarts/components'
+import { CanvasRenderer } from 'echarts/renderers'
+import { API_BASE_URL } from '../main'
+import { getToken } from '../utils/auth'
+
+use([LineChart, TitleComponent, TooltipComponent, GridComponent, DataZoomComponent, CanvasRenderer])
+
+const option = ref(null)
+
+async function loadData() {
+  const token = getToken()
+  const res = await fetch(`${API_BASE_URL}/api/stats/dau-range?days=30`, {
+    headers: { Authorization: `Bearer ${token}` }
+  })
+  if (res.ok) {
+    const data = await res.json()
+    const dates = data.map(d => d.date)
+    const values = data.map(d => d.value)
+    option.value = {
+      title: { text: '站点 DAU' },
+      tooltip: { trigger: 'axis' },
+      xAxis: { type: 'category', data: dates },
+      yAxis: { type: 'value' },
+      dataZoom: [{ type: 'slider', start: 80 }, { type: 'inside' }],
+      series: [{ type: 'line', areaStyle: {}, smooth: true, data: values }]
+    }
+  }
+}
+
+onMounted(loadData)
+</script>
+
+<style scoped>
+.site-stats-page {
+  padding: 20px;
+  max-width: var(--page-max-width);
+  margin: 0 auto;
+  height: calc(100vh - var(--header-height) - 40px);
+}
+</style>