feat(dashboard): useDashboardData composable（7接口并发+section级refresh）

frontend/composables/useDashboardData.js

@@ -0,0 +1,120 @@
+import { ref, computed } from 'vue'
+import { dashboardApi } from '@/utils/api'
+
+/**
+ * 数据看板聚合 composable
+ * - 7 个接口并发（Promise.allSettled，单失败不阻塞）
+ * - 按 section 维度暴露 loading/error/data
+ * - 30 分钟内 refresh 不重发请求（lastFetched 缓存）
+ *
+ * @param {object} options
+ * @param {number|null} options.starId 顶粉星城 ID
+ */
+export function useDashboardData({ starId = null } = {}) {
+  const loading = ref({
+    overall: false,
+    today: false,
+    curve: false,
+    exhibition: false,
+    likeIncome: false,
+    topAssets: false,
+    levels: false,
+    upgrades: false,
+  })
+
+  const error = ref({
+    today: null,
+    curve: null,
+    exhibition: null,
+    likeIncome: null,
+    topAssets: null,
+    levels: null,
+    upgrades: null,
+  })
+
+  const data = ref({
+    today: null,
+    curve: null,
+    exhibition: null,
+    likeIncome: null,
+    topAssets: null,
+    levels: null,
+    upgrades: null,
+  })
+
+  const lastFetched = ref(0)
+  const STALE_MS = 30 * 60 * 1000
+
+  const isReady = computed(() =>
+    Object.values(data.value).every((v) => v !== null && v !== undefined)
+  )
+
+  // 内部辅助：单 section 加载，data 解包在 boundary 处进行
+  async function loadSection(section, fetcher) {
+    loading.value[section] = true
+    error.value[section] = null
+    try {
+      const result = await fetcher(starId)
+      data.value[section] = result?.data ?? result
+    } catch (e) {
+      error.value[section] = e?.message || '加载失败'
+      data.value[section] = null
+    } finally {
+      loading.value[section] = false
+    }
+  }
+
+  // 全量加载
+  async function loadAll(force = false) {
+    if (!force && Date.now() - lastFetched.value < STALE_MS) return
+    loading.value.overall = true
+    try {
+      await Promise.allSettled([
+        loadSection('today', dashboardApi.getTodayOverview),
+        loadSection('curve', dashboardApi.get7DayIncomeCurve),
+        loadSection('exhibition', dashboardApi.getExhibitionSummary),
+        loadSection('likeIncome', dashboardApi.getLikeIncomeByLevel),
+        loadSection('topAssets', dashboardApi.getTopAssets),
+        loadSection('levels', dashboardApi.getLevelDistribution),
+        loadSection('upgrades', dashboardApi.getUpgradeProgress),
+      ])
+      lastFetched.value = Date.now()
+    } finally {
+      loading.value.overall = false
+    }
+  }
+
+  // 局部刷新：refresh('curve') 只刷一个；refresh() 全量 cache-aware；refresh(true) 全量强制
+  async function refresh(section, force = false) {
+    if (section) {
+      const fetcherMap = {
+        today: dashboardApi.getTodayOverview,
+        curve: dashboardApi.get7DayIncomeCurve,
+        exhibition: dashboardApi.getExhibitionSummary,
+        likeIncome: dashboardApi.getLikeIncomeByLevel,
+        topAssets: dashboardApi.getTopAssets,
+        levels: dashboardApi.getLevelDistribution,
+        upgrades: dashboardApi.getUpgradeProgress,
+      }
+      if (!fetcherMap[section]) return
+      return loadSection(section, fetcherMap[section])
+    }
+    return loadAll(force)
+  }
+
+  function dispose() {
+    // ref 状态由 Vue 自动 GC；保留接口给未来清理（如取消 in-flight 请求）
+  }
+
+  loadAll()
+
+  return {
+    loading,
+    error,
+    data,
+    refresh,
+    isReady,
+    lastFetched,
+    dispose,
+  }
+}