From 2d19a275a8b4fca71532e62dde7ad0a8fbd23e81 Mon Sep 17 00:00:00 2001
From: zhx <zhx@haiyi.com>
Date: Fri, 8 May 2026 13:29:18 +0800
Subject: [PATCH] feat(admin): add dashboard timezone selector

---
 apps/src/api/legacy/datav.ts        |  1 +
 apps/src/views/statistics/datav.vue | 41 +++++++++++++++++++++++++----
 2 files changed, 37 insertions(+), 5 deletions(-)

diff --git a/apps/src/api/legacy/datav.ts b/apps/src/api/legacy/datav.ts
index e551fd8..4b67133 100644
--- a/apps/src/api/legacy/datav.ts
+++ b/apps/src/api/legacy/datav.ts
@@ -46,6 +46,7 @@ export interface CountryDashboardResult {
   periodType: string;
   records: CountryDashboardMetric[];
   startDate?: string;
+  statTimezone?: string;
   total: CountryDashboardMetric;
 }
 
diff --git a/apps/src/views/statistics/datav.vue b/apps/src/views/statistics/datav.vue
index 3257723..ceae0a1 100644
--- a/apps/src/views/statistics/datav.vue
+++ b/apps/src/views/statistics/datav.vue
@@ -35,6 +35,8 @@ import {
   Tooltip,
 } from 'antdv-next';
 import dayjs from 'dayjs';
+import timezone from 'dayjs/plugin/timezone';
+import utc from 'dayjs/plugin/utc';
 
 import {
   countryDashboard,
@@ -48,6 +50,11 @@ import PurchaseCount from './components/purchase-count.vue';
 
 defineOptions({ name: 'StatisticsDatav' });
 
+dayjs.extend(utc);
+dayjs.extend(timezone);
+
+const DEFAULT_STAT_TIMEZONE = 'Asia/Riyadh';
+
 const accessStore = useAccessStore();
 
 const datavFullscreen = ref<HTMLElement>();
@@ -65,9 +72,10 @@ const arpuDashboards = ref<{
   threeDay: null,
   week: null,
 });
+const initialDate = dayjs().tz(DEFAULT_STAT_TIMEZONE);
 const dateRange = ref<[string, string] | null>([
-  dayjs().subtract(6, 'day').format('YYYY-MM-DD'),
-  dayjs().format('YYYY-MM-DD'),
+  initialDate.subtract(6, 'day').format('YYYY-MM-DD'),
+  initialDate.format('YYYY-MM-DD'),
 ]);
 const selectedCountryCodes = ref<string[]>([]);
 const rechargeDetailOpen = ref(false);
@@ -81,6 +89,7 @@ const rechargeDetailPagination = reactive({
 
 const query = reactive({
   periodType: 'DAY',
+  statTimezone: DEFAULT_STAT_TIMEZONE,
   sysOrigin: '',
 });
 
@@ -110,6 +119,12 @@ const periodTypeOptions = [
   { label: '全部', value: 'ALL' },
 ];
 
+const statTimezoneOptions = [
+  { label: '利雅得（服务器）', value: 'Asia/Riyadh' },
+  { label: 'UTC', value: 'UTC' },
+  { label: '北京', value: 'Asia/Shanghai' },
+];
+
 const metricColumns = new Set([
   'countryNewUser',
   'd1RetentionRate',
@@ -366,6 +381,9 @@ function hasPermission(code: string) {
 
 const canQuery = computed(() => hasPermission('datav:query'));
 const canPaidPreview = computed(() => hasPermission('datav:paid:preview'));
+const currentTimezoneLabel = computed(() => {
+  return statTimezoneOptions.find((item) => item.value === query.statTimezone)?.label || query.statTimezone;
+});
 
 function syncFullscreenState() {
   fullscreen.value = document.fullscreenElement === datavFullscreen.value;
@@ -392,7 +410,7 @@ async function toggleVisualMode() {
 }
 
 function defaultRange(periodType: string): [string, string] | null {
-  const now = dayjs();
+  const now = dayjs().tz(query.statTimezone || DEFAULT_STAT_TIMEZONE);
   if (periodType === 'ALL') {
     return null;
   }
@@ -411,9 +429,15 @@ function handlePeriodChange(value: string) {
   loadDashboard();
 }
 
+function handleTimezoneChange() {
+  dateRange.value = defaultRange(query.periodType);
+  loadDashboard();
+}
+
 function buildParams() {
   const params: Record<string, any> = {
     periodType: query.periodType,
+    statTimezone: query.statTimezone || DEFAULT_STAT_TIMEZONE,
     sysOrigin: query.sysOrigin || undefined,
   };
   if (dateRange.value?.[0] && dateRange.value?.[1]) {
@@ -424,12 +448,13 @@ function buildParams() {
 }
 
 function buildRecentDayParams(dayCount: number) {
-  const end = dayjs();
+  const end = dayjs().tz(query.statTimezone || DEFAULT_STAT_TIMEZONE);
   const start = end.subtract(dayCount - 1, 'day');
   return {
     periodType: 'DAY',
     startDate: start.format('YYYY-MM-DD'),
     endDate: end.format('YYYY-MM-DD'),
+    statTimezone: query.statTimezone || DEFAULT_STAT_TIMEZONE,
     sysOrigin: query.sysOrigin || undefined,
   };
 }
@@ -919,7 +944,7 @@ onBeforeUnmount(() => {
         <div>
           <div class="datav-title">数据大屏</div>
           <div class="datav-subtitle">
-            国家维度 · {{ dashboard?.computedAt || '-' }}
+            国家维度 · {{ currentTimezoneLabel }} · {{ dashboard?.computedAt || '-' }}
           </div>
         </div>
         <div class="datav-header__center">
@@ -948,6 +973,12 @@ onBeforeUnmount(() => {
               style="width: 150px"
               @change="loadDashboard"
             />
+            <Select
+              v-model:value="query.statTimezone"
+              :options="statTimezoneOptions"
+              style="width: 170px"
+              @change="handleTimezoneChange"
+            />
             <Select
               v-model:value="query.periodType"
               :options="periodTypeOptions"