fix: zero expired codex windows in backend, use /usage API as single frontend data source

frontend/src/components/account/AccountUsageCell.vue

@@ -73,7 +73,7 @@
       <div v-else class="text-xs text-gray-400">-</div>
     </template>
 
-    <!-- OpenAI OAuth accounts: prefer fresh usage query for active rate-limited rows -->
+    <!-- OpenAI OAuth accounts: single source from /usage API -->
     <template v-else-if="account.platform === 'openai' && account.type === 'oauth'">
       <div v-if="hasOpenAIUsageFallback" class="space-y-1">
         <UsageProgressBar
@@ -93,37 +93,6 @@
           color="emerald"
         />
       </div>
-      <div v-else-if="isActiveOpenAIRateLimited && loading" class="space-y-1.5">
-        <div class="flex items-center gap-1">
-          <div class="h-3 w-[32px] animate-pulse rounded bg-gray-200 dark:bg-gray-700"></div>
-          <div class="h-1.5 w-8 animate-pulse rounded-full bg-gray-200 dark:bg-gray-700"></div>
-          <div class="h-3 w-[32px] animate-pulse rounded bg-gray-200 dark:bg-gray-700"></div>
-        </div>
-        <div class="flex items-center gap-1">
-          <div class="h-3 w-[32px] animate-pulse rounded bg-gray-200 dark:bg-gray-700"></div>
-          <div class="h-1.5 w-8 animate-pulse rounded-full bg-gray-200 dark:bg-gray-700"></div>
-          <div class="h-3 w-[32px] animate-pulse rounded bg-gray-200 dark:bg-gray-700"></div>
-        </div>
-      </div>
-      <div v-else-if="hasCodexUsage" class="space-y-1">
-        <!-- 5h Window -->
-        <UsageProgressBar
-          v-if="codex5hUsedPercent !== null"
-          label="5h"
-          :utilization="codex5hUsedPercent"
-          :resets-at="codex5hResetAt"
-          color="indigo"
-        />
-
-        <!-- 7d Window -->
-        <UsageProgressBar
-          v-if="codex7dUsedPercent !== null"
-          label="7d"
-          :utilization="codex7dUsedPercent"
-          :resets-at="codex7dResetAt"
-          color="emerald"
-        />
-      </div>
       <div v-else-if="loading" class="space-y-1.5">
         <div class="flex items-center gap-1">
           <div class="h-3 w-[32px] animate-pulse rounded bg-gray-200 dark:bg-gray-700"></div>
@@ -441,7 +410,6 @@ import { useI18n } from 'vue-i18n'
 import { adminAPI } from '@/api/admin'
 import type { Account, AccountUsageInfo, GeminiCredentials, WindowStats } from '@/types'
 import { buildOpenAIUsageRefreshKey } from '@/utils/accountUsageRefresh'
-import { resolveCodexUsageWindow } from '@/utils/codexUsage'
 import { formatCompactNumber } from '@/utils/format'
 import UsageProgressBar from './UsageProgressBar.vue'
 import AccountQuotaInfo from './AccountQuotaInfo.vue'
@@ -500,37 +468,17 @@ const geminiUsageAvailable = computed(() => {
   )
 })
 
-const codex5hWindow = computed(() => resolveCodexUsageWindow(props.account.extra, '5h'))
-const codex7dWindow = computed(() => resolveCodexUsageWindow(props.account.extra, '7d'))
-
-// OpenAI Codex usage computed properties
-const hasCodexUsage = computed(() => {
-  return codex5hWindow.value.usedPercent !== null || codex7dWindow.value.usedPercent !== null
-})
-
 const hasOpenAIUsageFallback = computed(() => {
   if (props.account.platform !== 'openai' || props.account.type !== 'oauth') return false
   return !!usageInfo.value?.five_hour || !!usageInfo.value?.seven_day
 })
 
-const isActiveOpenAIRateLimited = computed(() => {
-  if (props.account.platform !== 'openai' || props.account.type !== 'oauth') return false
-  if (!props.account.rate_limit_reset_at) return false
-  const resetAt = Date.parse(props.account.rate_limit_reset_at)
-  return !Number.isNaN(resetAt) && resetAt > Date.now()
-})
-
 const openAIUsageRefreshKey = computed(() => buildOpenAIUsageRefreshKey(props.account))
 
 const shouldAutoLoadUsageOnMount = computed(() => {
   return shouldFetchUsage.value
 })
 
-const codex5hUsedPercent = computed(() => codex5hWindow.value.usedPercent)
-const codex5hResetAt = computed(() => codex5hWindow.value.resetAt)
-const codex7dUsedPercent = computed(() => codex7dWindow.value.usedPercent)
-const codex7dResetAt = computed(() => codex7dWindow.value.resetAt)
-
 // Antigravity quota types (用于 API 返回的数据)
 interface AntigravityUsageResult {
   utilization: number

frontend/src/components/account/__tests__/AccountUsageCell.spec.ts

@@ -198,7 +198,7 @@ describe('AccountUsageCell', () => {
     expect(wrapper.text()).toContain('7d|77|300')
   })
 
-  it('OpenAI OAuth 有现成快照时首屏先显示快照再加载 usage 覆盖', async () => {
+  it('OpenAI OAuth 有 codex 快照时仍然使用 /usage API 数据渲染', async () => {
     getUsage.mockResolvedValue({
       five_hour: {
         utilization: 18,
@@ -254,8 +254,8 @@ describe('AccountUsageCell', () => {
 
     await flushPromises()
 
-    // 始终拉 usage，fetched data 优先显示（包含 window_stats）
     expect(getUsage).toHaveBeenCalledWith(2001)
+    // 单一数据源：始终使用 /usage API 返回值，忽略 codex 快照
     expect(wrapper.text()).toContain('5h|18|900')
     expect(wrapper.text()).toContain('7d|36|900')
   })
@@ -326,7 +326,7 @@ describe('AccountUsageCell', () => {
     // 手动刷新再拉一次
     expect(getUsage).toHaveBeenCalledTimes(2)
     expect(getUsage).toHaveBeenCalledWith(2010)
-    // fetched data 优先显示，包含 window_stats
+    // 单一数据源：始终使用 /usage API 值
     expect(wrapper.text()).toContain('5h|18|900')
   })
 
@@ -458,7 +458,7 @@ describe('AccountUsageCell', () => {
 	expect(wrapper.text()).toContain('5h|0|200')
   })
 
-  it('OpenAI OAuth 已限额时首屏优先展示重新查询后的 usage，而不是旧 codex 快照', async () => {
+  it('OpenAI OAuth 已限额时显示 /usage API 返回的限额数据', async () => {
 	getUsage.mockResolvedValue({
 	  five_hour: {
 	    utilization: 100,
@@ -515,7 +515,6 @@ describe('AccountUsageCell', () => {
   expect(getUsage).toHaveBeenCalledWith(2004)
   expect(wrapper.text()).toContain('5h|100|106540000')
   expect(wrapper.text()).toContain('7d|100|106540000')
-  expect(wrapper.text()).not.toContain('5h|0|')
   })
 
   it('Key 账号会展示 today stats 徽章并带 A/U 提示', async () => {