Merge pull request #1171 from wucm667/fix/quota-display-stale-after-reset

fix: quota display shows stale cumulative usage after daily/weekly reset

backend/internal/service/account.go

@@ -1543,6 +1543,24 @@ func isPeriodExpired(periodStart time.Time, dur time.Duration) bool {
 	return time.Since(periodStart) >= dur
 }
 
+// IsDailyQuotaPeriodExpired 检查日配额周期是否已过期（用于显示层判断是否需要将 used 归零）
+func (a *Account) IsDailyQuotaPeriodExpired() bool {
+	start := a.getExtraTime("quota_daily_start")
+	if a.GetQuotaDailyResetMode() == "fixed" {
+		return a.isFixedDailyPeriodExpired(start)
+	}
+	return isPeriodExpired(start, 24*time.Hour)
+}
+
+// IsWeeklyQuotaPeriodExpired 检查周配额周期是否已过期（用于显示层判断是否需要将 used 归零）
+func (a *Account) IsWeeklyQuotaPeriodExpired() bool {
+	start := a.getExtraTime("quota_weekly_start")
+	if a.GetQuotaWeeklyResetMode() == "fixed" {
+		return a.isFixedWeeklyPeriodExpired(start)
+	}
+	return isPeriodExpired(start, 7*24*time.Hour)
+}
+
 // IsQuotaExceeded 检查 API Key 账号配额是否已超限（任一维度超限即返回 true）
 func (a *Account) IsQuotaExceeded() bool {
 	// 总额度