feat(subscription): support balance purchases

Refs #3071.

feat(subscription): support balance purchases
Refs #3071.
6b6c9904 · CaIon · 10119349 · 6b6c9904 · 6b6c9904 · 6b6c9904
Commit 6b6c9904 authored May 26, 2026 by CaIon
14 changed files
--- a/controller/subscription.go
+++ b/controller/subscription.go
@@ -22,6 +22,10 @@ type BillingPreferenceRequest struct {
 	BillingPreference string `json:"billing_preference"`
 }
+type SubscriptionBalancePayRequest struct {
+	PlanId int `json:"plan_id"`
+}
 // ---- User APIs ----
 func GetSubscriptionPlans(c *gin.Context) {
@@ -92,6 +96,25 @@ func UpdateSubscriptionPreference(c *gin.Context) {
 	common.ApiSuccess(c, gin.H{"billing_preference": pref})
 }
+func SubscriptionRequestBalancePay(c *gin.Context) {
+	if !requirePaymentCompliance(c) {
+		return
+	}
+	userId := c.GetInt("id")
+	var req SubscriptionBalancePayRequest
+	if err := c.ShouldBindJSON(&req); err != nil || req.PlanId <= 0 {
+		common.ApiErrorMsg(c, "参数错误")
+		return
+	}
+	if err := model.PurchaseSubscriptionWithBalance(userId, req.PlanId); err != nil {
+		common.ApiError(c, err)
+		return
+	}
+	common.ApiSuccess(c, nil)
+}
 // ---- Admin APIs ----
 func AdminListSubscriptionPlans(c *gin.Context) {

--- a/model/subscription.go
+++ b/model/subscription.go
@@ -11,6 +11,7 @@ import (
 	"github.com/QuantumNous/new-api/common"
 	"github.com/QuantumNous/new-api/pkg/cachex"
 	"github.com/samber/hot"
+	"github.com/shopspring/decimal"
 	"gorm.io/gorm"
 )
@@ -665,6 +666,106 @@ func AdminBindSubscription(userId int, planId int, sourceNote string) (string, e
 	return "", nil
 }
+func calcSubscriptionBalanceQuota(priceAmount float64) (int, error) {
+	if priceAmount <= 0 {
+		return 0, nil
+	}
+	if common.QuotaPerUnit <= 0 {
+		return 0, errors.New("额度单位配置错误")
+	}
+	quota := decimal.NewFromFloat(priceAmount).
+		Mul(decimal.NewFromFloat(common.QuotaPerUnit)).
+		Ceil().
+		IntPart()
+	return int(quota), nil
+}
+// PurchaseSubscriptionWithBalance creates a subscription by deducting the user's wallet quota.
+func PurchaseSubscriptionWithBalance(userId int, planId int) error {
+	if userId <= 0 || planId <= 0 {
+		return errors.New("invalid userId or planId")
+	}
+	var logPlanTitle string
+	var logMoney float64
+	var chargedQuota int
+	var upgradeGroup string
+	err := DB.Transaction(func(tx *gorm.DB) error {
+		plan, err := getSubscriptionPlanByIdTx(tx, planId)
+		if err != nil {
+			return err
+		}
+		if !plan.Enabled {
+			return errors.New("套餐未启用")
+		}
+		if plan.PriceAmount < 0 {
+			return errors.New("套餐价格不能为负数")
+		}
+		requiredQuota, err := calcSubscriptionBalanceQuota(plan.PriceAmount)
+		if err != nil {
+			return err
+		}
+		var user User
+		if err := tx.Set("gorm:query_option", "FOR UPDATE").Where("id = ?", userId).First(&user).Error; err != nil {
+			return err
+		}
+		if requiredQuota > 0 && user.Quota < requiredQuota {
+			return errors.New("余额不足")
+		}
+		if requiredQuota > 0 {
+			if err := tx.Model(&User{}).Where("id = ?", userId).
+				Update("quota", gorm.Expr("quota - ?", requiredQuota)).Error; err != nil {
+				return err
+			}
+		}
+		if _, err := CreateUserSubscriptionFromPlanTx(tx, userId, plan, PaymentMethodBalance); err != nil {
+			return err
+		}
+		now := common.GetTimestamp()
+		tradeNo := fmt.Sprintf("SUBBALUSR%dNO%s%d", userId, common.GetRandomString(6), time.Now().UnixNano())
+		order := &SubscriptionOrder{
+			UserId:          userId,
+			PlanId:          plan.Id,
+			Money:           plan.PriceAmount,
+			TradeNo:         tradeNo,
+			PaymentMethod:   PaymentMethodBalance,
+			PaymentProvider: PaymentProviderBalance,
+			Status:          common.TopUpStatusSuccess,
+			CreateTime:      now,
+			CompleteTime:    now,
+			ProviderPayload: fmt.Sprintf("charged_quota=%d", requiredQuota),
+		}
+		if err := tx.Create(order).Error; err != nil {
+			return err
+		}
+		logPlanTitle = plan.Title
+		logMoney = plan.PriceAmount
+		chargedQuota = requiredQuota
+		upgradeGroup = strings.TrimSpace(plan.UpgradeGroup)
+		return nil
+	})
+	if err != nil {
+		return err
+	}
+	if chargedQuota > 0 {
+		if err := cacheDecrUserQuota(userId, int64(chargedQuota)); err != nil {
+			common.SysLog("failed to decrease user quota cache after subscription balance purchase: " + err.Error())
+		}
+	}
+	if upgradeGroup != "" {
+		_ = UpdateUserGroupCache(userId, upgradeGroup)
+	}
+	msg := fmt.Sprintf("使用余额购买订阅成功，套餐: %s，支付金额: %.2f，扣除额度: %d", logPlanTitle, logMoney, chargedQuota)
+	RecordLog(userId, LogTypeTopup, msg)
+	return nil
+}
 // GetAllActiveUserSubscriptions returns all active subscriptions for a user.
 func GetAllActiveUserSubscriptions(userId int) ([]SubscriptionSummary, error) {
 	if userId <= 0 {

--- a/model/topup.go
+++ b/model/topup.go
@@ -29,6 +29,7 @@ const (
 	PaymentMethodCreem        = "creem"
 	PaymentMethodWaffo        = "waffo"
 	PaymentMethodWaffoPancake = "waffo_pancake"
+	PaymentMethodBalance      = "balance"
 )
 const (
@@ -37,6 +38,7 @@ const (
 	PaymentProviderCreem        = "creem"
 	PaymentProviderWaffo        = "waffo"
 	PaymentProviderWaffoPancake = "waffo_pancake"
+	PaymentProviderBalance      = "balance"
 )
 var (

--- a/router/api-router.go
+++ b/router/api-router.go
@@ -153,6 +153,7 @@ func SetApiRouter(router *gin.Engine) {
 			subscriptionRoute.GET("/plans", controller.GetSubscriptionPlans)
 			subscriptionRoute.GET("/self", controller.GetSubscriptionSelf)
 			subscriptionRoute.PUT("/self/preference", controller.UpdateSubscriptionPreference)
+			subscriptionRoute.POST("/balance/pay", middleware.CriticalRateLimit(), controller.SubscriptionRequestBalancePay)
 			subscriptionRoute.POST("/epay/pay", middleware.CriticalRateLimit(), controller.SubscriptionRequestEpay)
 			subscriptionRoute.POST("/stripe/pay", middleware.CriticalRateLimit(), controller.SubscriptionRequestStripePay)
 			subscriptionRoute.POST("/creem/pay", middleware.CriticalRateLimit(), controller.SubscriptionRequestCreemPay)

--- a/web/default/src/features/subscriptions/api.ts
+++ b/web/default/src/features/subscriptions/api.ts
@@ -129,6 +129,13 @@ export async function paySubscriptionWaffoPancake(
  return res.data
 }
+export async function paySubscriptionBalance(
+  data: SubscriptionPayRequest
+): Promise<SubscriptionPayResponse> {
+  const res = await api.post('/api/subscription/balance/pay', data)
+  return res.data
+}
 // Mints a Pancake OnetimeProduct (see controller for the OnetimeProduct vs
 // SubscriptionProduct rationale) using persisted creds + StoreID.
 export async function createWaffoPancakeSubscriptionProduct(data: {

--- a/web/default/src/features/subscriptions/components/dialogs/subscription-purchase-dialog.tsx
+++ b/web/default/src/features/subscriptions/components/dialogs/subscription-purchase-dialog.tsx
@@ -20,7 +20,9 @@ import { useState, useEffect } from 'react'
 import { Crown, CalendarClock, Package } from 'lucide-react'
 import { useTranslation } from 'react-i18next'
 import { toast } from 'sonner'
+import { DEFAULT_CURRENCY_CONFIG } from '@/stores/system-config-store'
 import { formatQuota } from '@/lib/format'
+import { useSystemConfig } from '@/hooks/use-system-config'
 import { Alert, AlertDescription } from '@/components/ui/alert'
 import { Button } from '@/components/ui/button'
 import {
@@ -44,6 +46,7 @@ import {
  paySubscriptionCreem,
  paySubscriptionEpay,
  paySubscriptionWaffoPancake,
+  paySubscriptionBalance,
 } from '../../api'
 import { formatDuration, formatResetPeriod } from '../../lib'
 import type { PlanRecord } from '../../types'
@@ -64,10 +67,13 @@ interface Props {
  epayMethods?: PaymentMethod[]
  purchaseLimit?: number
  purchaseCount?: number
+  userQuota?: number
+  onPurchaseSuccess?: () => void | Promise<void>
 }
 export function SubscriptionPurchaseDialog(props: Props) {
  const { t } = useTranslation()
+  const { currency } = useSystemConfig()
  const [paying, setPaying] = useState(false)
  const [selectedEpayMethod, setSelectedEpayMethod] = useState('')
@@ -96,6 +102,16 @@ export function SubscriptionPurchaseDialog(props: Props) {
    t('Select payment method')
  const totalAmount = Number(plan.total_amount || 0)
  const price = Number(plan.price_amount || 0).toFixed(2)
+  const quotaPerUnit =
+    currency?.quotaPerUnit && currency.quotaPerUnit > 0
+      ? currency.quotaPerUnit
+      : DEFAULT_CURRENCY_CONFIG.quotaPerUnit
+  const balanceCost = Math.max(
+    0,
+    Math.ceil(Number(plan.price_amount || 0) * quotaPerUnit)
+  )
+  const userQuota = Math.max(0, Number(props.userQuota || 0))
+  const insufficientBalance = userQuota < balanceCost
  const limitReached =
    (props.purchaseLimit || 0) > 0 &&
    (props.purchaseCount || 0) >= (props.purchaseLimit || 0)
@@ -215,6 +231,28 @@ export function SubscriptionPurchaseDialog(props: Props) {
    }
  }
+  const handlePayBalance = async () => {
+    setPaying(true)
+    try {
+      const res = await paySubscriptionBalance({ plan_id: plan.id })
+      if (res.success) {
+        toast.success(t('Subscription purchased successfully'))
+        void props.onPurchaseSuccess?.()
+        props.onOpenChange(false)
+      } else {
+        toast.error(
+          res.message && res.message !== 'success'
+            ? res.message
+            : t('Payment request failed')
+        )
+      }
+    } catch {
+      toast.error(t('Payment request failed'))
+    } finally {
+      setPaying(false)
+    }
+  }
  return (
    <Dialog open={props.open} onOpenChange={props.onOpenChange}>
      <DialogContent className='max-sm:w-[calc(100vw-1.5rem)] sm:max-w-md'>
@@ -285,7 +323,30 @@ export function SubscriptionPurchaseDialog(props: Props) {
            </Alert>
          )}
-          {hasAnyPayment ? (
+          <div className='flex flex-col gap-2 rounded-md border p-3'>
+            <div className='flex items-center justify-between gap-2 text-xs'>
+              <span className='text-muted-foreground'>{t('Required')}</span>
+              <span>{formatQuota(balanceCost)}</span>
+            </div>
+            <div className='flex items-center justify-between gap-2 text-xs'>
+              <span className='text-muted-foreground'>{t('Available')}</span>
+              <span>{formatQuota(userQuota)}</span>
+            </div>
+            {insufficientBalance && (
+              <Alert variant='destructive'>
+                <AlertDescription>{t('Insufficient balance')}</AlertDescription>
+              </Alert>
+            )}
+            <Button
+              variant='outline'
+              onClick={handlePayBalance}
+              disabled={paying || limitReached || insufficientBalance}
+            >
+              {t('Pay with Balance')}
+            </Button>
+          </div>
+          {hasAnyPayment && (
            <div className='space-y-3'>
              <p className='text-muted-foreground text-xs'>
                {t('Select payment method')}
@@ -361,14 +422,6 @@ export function SubscriptionPurchaseDialog(props: Props) {
                </div>
              )}
            </div>
-          ) : (
-            <Alert>
-              <AlertDescription>
-                {t(
-                  'Online payment is not enabled. Please contact the administrator.'
-                )}
-              </AlertDescription>
-            </Alert>
          )}
        </div>
      </DialogContent>

--- a/web/default/src/features/wallet/components/subscription-plans-card.tsx
+++ b/web/default/src/features/wallet/components/subscription-plans-card.tsx
@@ -62,6 +62,8 @@ import type { PaymentMethod, TopupInfo } from '../types'
 interface SubscriptionPlansCardProps {
  topupInfo: TopupInfo | null
  onAvailabilityChange?: (available: boolean) => void
+  userQuota?: number
+  onPurchaseSuccess?: () => void | Promise<void>
 }
 function getEpayMethods(payMethods: PaymentMethod[] = []): PaymentMethod[] {
@@ -91,6 +93,8 @@ function getBillingPreferenceLabel(
 export function SubscriptionPlansCard({
  topupInfo,
  onAvailabilityChange,
+  userQuota,
+  onPurchaseSuccess,
 }: SubscriptionPlansCardProps) {
  const { t } = useTranslation()
@@ -633,6 +637,8 @@ export function SubscriptionPlansCard({
        enableWaffoPancake={enableWaffoPancake}
        enableOnlineTopUp={enableOnlineTopUp}
        epayMethods={epayMethods}
+        userQuota={userQuota}
+        onPurchaseSuccess={onPurchaseSuccess}
        purchaseLimit={
          selectedPlan?.plan?.max_purchase_per_user
            ? Number(selectedPlan.plan.max_purchase_per_user)

--- a/web/default/src/features/wallet/index.tsx
+++ b/web/default/src/features/wallet/index.tsx
@@ -309,6 +309,8 @@ export function Wallet(props: WalletProps) {
              <SubscriptionPlansCard
                topupInfo={topupInfo}
                onAvailabilityChange={handleSubscriptionAvailabilityChange}
+                userQuota={user?.quota}
+                onPurchaseSuccess={fetchUser}
              />
            </div>

--- a/web/default/src/i18n/locales/en.json
+++ b/web/default/src/i18n/locales/en.json
@@ -2035,6 +2035,7 @@
    "Inspect requests, errors, and billing details": "Inspect requests, errors, and billing details",
    "Inspect user prompts": "Inspect user prompts",
    "Instance": "Instance",
+    "Insufficient balance": "Insufficient balance",
    "Integrations": "Integrations",
    "Inter-group overrides": "Inter-group overrides",
    "Inter-group ratio overrides": "Inter-group ratio overrides",
@@ -2852,6 +2853,7 @@
    "Path:": "Path:",
    "Pay": "Pay",
    "Pay-as-you-go with real-time usage monitoring": "Pay-as-you-go with real-time usage monitoring",
+    "Pay with Balance": "Pay with Balance",
    "Payment": "Payment",
    "Payment aggregator mode — onboard with your own registered company (offshore entity). Built for Enterprise.": "Payment aggregator mode — onboard with your own registered company (offshore entity). Built for Enterprise.",
    "Payment Channel": "Payment Channel",
@@ -3763,6 +3765,7 @@
    "Subscription First": "Subscription First",
    "Subscription Management": "Subscription Management",
    "Subscription Only": "Subscription Only",
+    "Subscription purchased successfully": "Subscription purchased successfully",
    "Subscription plan creation and changes are locked until the administrator confirms compliance terms in Payment Gateway settings.": "Subscription plan creation and changes are locked until the administrator confirms compliance terms in Payment Gateway settings.",
    "Subscription Plans": "Subscription Plans",
    "Subscription plans do NOT use the bound Product — each plan has its own dedicated Pancake product, set in the Subscriptions admin (or auto-minted via the \"+ Create\" button there).": "Subscription plans do NOT use the bound Product — each plan has its own dedicated Pancake product, set in the Subscriptions admin (or auto-minted via the \"+ Create\" button there).",

--- a/web/default/src/i18n/locales/fr.json
+++ b/web/default/src/i18n/locales/fr.json
@@ -2035,6 +2035,7 @@
    "Inspect requests, errors, and billing details": "Inspecter les requêtes, les erreurs et les détails de facturation",
    "Inspect user prompts": "Inspecter les invites utilisateur",
    "Instance": "Instance",
+    "Insufficient balance": "Solde insuffisant",
    "Integrations": "Intégrations",
    "Inter-group overrides": "Dérogations inter-groupes",
    "Inter-group ratio overrides": "Dérogations de ratio inter-groupes",
@@ -2852,6 +2853,7 @@
    "Path:": "Chemin :",
    "Pay": "Pay",
    "Pay-as-you-go with real-time usage monitoring": "Paiement à l'usage avec suivi de la consommation en temps réel",
+    "Pay with Balance": "Payer avec le solde",
    "Payment": "Paiement",
    "Payment aggregator mode — onboard with your own registered company (offshore entity). Built for Enterprise.": "Mode agrégateur de paiement — embarquez avec votre propre société enregistrée (entité offshore). Conçu pour les entreprises.",
    "Payment Channel": "Canal de paiement",
@@ -3763,6 +3765,7 @@
    "Subscription First": "Abonnement en priorité",
    "Subscription Management": "Gestion des abonnements",
    "Subscription Only": "Abonnement uniquement",
+    "Subscription purchased successfully": "Abonnement acheté avec succès",
    "Subscription plan creation and changes are locked until the administrator confirms compliance terms in Payment Gateway settings.": "La création et la modification des forfaits d’abonnement sont verrouillées jusqu’à ce que l’administrateur confirme les conditions de conformité dans les paramètres de la passerelle de paiement.",
    "Subscription Plans": "Plans d'abonnement",
    "Subscription plans do NOT use the bound Product — each plan has its own dedicated Pancake product, set in the Subscriptions admin (or auto-minted via the \"+ Create\" button there).": "Les forfaits d’abonnement n’utilisent PAS le produit associé : chaque forfait dispose de son propre produit Pancake dédié, défini dans l’administration des abonnements (ou créé automatiquement via le bouton « + Créer »).",

--- a/web/default/src/i18n/locales/ja.json
+++ b/web/default/src/i18n/locales/ja.json
@@ -2035,6 +2035,7 @@
    "Inspect requests, errors, and billing details": "リクエスト、エラー、請求詳細を確認",
    "Inspect user prompts": "ユーザープロンプトの検査",
    "Instance": "インスタンス",
+    "Insufficient balance": "残高が不足しています",
    "Integrations": "統合",
    "Inter-group overrides": "グループ間上書き",
    "Inter-group ratio overrides": "グループ間比率上書き",
@@ -2852,6 +2853,7 @@
    "Path:": "パス：",
    "Pay": "Pay",
    "Pay-as-you-go with real-time usage monitoring": "リアルタイム使用量監視付き従量課金制",
+    "Pay with Balance": "残高で支払う",
    "Payment": "支払い",
    "Payment aggregator mode — onboard with your own registered company (offshore entity). Built for Enterprise.": "決済アグリゲーターモード — 自社の登録済み法人（オフショア法人）でオンボーディングします。エンタープライズ向けです。",
    "Payment Channel": "決済チャネル",
@@ -3763,6 +3765,7 @@
    "Subscription First": "サブスクリプション優先",
    "Subscription Management": "サブスクリプション管理",
    "Subscription Only": "サブスクリプションのみ",
+    "Subscription purchased successfully": "サブスクリプションを購入しました",
    "Subscription plan creation and changes are locked until the administrator confirms compliance terms in Payment Gateway settings.": "管理者が支払いゲートウェイ設定でコンプライアンス条件を確認するまで、サブスクリプションプランの作成と変更はロックされます。",
    "Subscription Plans": "サブスクリプションプラン",
    "Subscription plans do NOT use the bound Product — each plan has its own dedicated Pancake product, set in the Subscriptions admin (or auto-minted via the \"+ Create\" button there).": "サブスクリプションプランは紐付け済み商品を使用しません。各プランには専用の Pancake 商品があり、サブスクリプション管理画面で設定します（または「+ 作成」ボタンで自動作成します）。",

--- a/web/default/src/i18n/locales/ru.json
+++ b/web/default/src/i18n/locales/ru.json
@@ -2035,6 +2035,7 @@
    "Inspect requests, errors, and billing details": "Проверяйте запросы, ошибки и детали оплаты",
    "Inspect user prompts": "Просмотр запросов пользователя",
    "Instance": "Экземпляр",
+    "Insufficient balance": "Недостаточно средств",
    "Integrations": "Интеграции",
    "Inter-group overrides": "Переопределения между группами",
    "Inter-group ratio overrides": "Переопределения соотношений между группами",
@@ -2852,6 +2853,7 @@
    "Path:": "Путь:",
    "Pay": "Pay",
    "Pay-as-you-go with real-time usage monitoring": "Оплата по мере использования с мониторингом в реальном времени",
+    "Pay with Balance": "Оплатить балансом",
    "Payment": "Платеж",
    "Payment aggregator mode — onboard with your own registered company (offshore entity). Built for Enterprise.": "Режим платежного агрегатора — подключение через вашу зарегистрированную компанию (офшорное юрлицо). Создано для Enterprise.",
    "Payment Channel": "Платёжный канал",
@@ -3763,6 +3765,7 @@
    "Subscription First": "Подписка в приоритете",
    "Subscription Management": "Управление подписками",
    "Subscription Only": "Только подписка",
+    "Subscription purchased successfully": "Подписка успешно приобретена",
    "Subscription plan creation and changes are locked until the administrator confirms compliance terms in Payment Gateway settings.": "Создание и изменение планов подписки заблокированы, пока администратор не подтвердит условия соответствия в настройках платежного шлюза.",
    "Subscription Plans": "Планы подписки",
    "Subscription plans do NOT use the bound Product — each plan has its own dedicated Pancake product, set in the Subscriptions admin (or auto-minted via the \"+ Create\" button there).": "Планы подписки НЕ используют привязанный продукт — у каждого плана есть собственный продукт Pancake, задаваемый в администрировании подписок (или автоматически создаваемый кнопкой «+ Создать»).",

--- a/web/default/src/i18n/locales/vi.json
+++ b/web/default/src/i18n/locales/vi.json
@@ -2035,6 +2035,7 @@
    "Inspect requests, errors, and billing details": "Kiểm tra yêu cầu, lỗi và chi tiết thanh toán",
    "Inspect user prompts": "Kiểm tra lời nhắc của người dùng",
    "Instance": "Phiên bản",
+    "Insufficient balance": "Số dư không đủ",
    "Integrations": "Tích hợp",
    "Inter-group overrides": "Ghi đè liên nhóm",
    "Inter-group ratio overrides": "Tỷ lệ liên nhóm ghi đè",
@@ -2852,6 +2853,7 @@
    "Path:": "Đường dẫn:",
    "Pay": "Pay",
    "Pay-as-you-go with real-time usage monitoring": "Thanh toán theo mức sử dụng với theo dõi mức sử dụng theo thời gian thực",
+    "Pay with Balance": "Thanh toán bằng số dư",
    "Payment": "Thanh toán",
    "Payment aggregator mode — onboard with your own registered company (offshore entity). Built for Enterprise.": "Chế độ tổng hợp thanh toán — đăng ký bằng công ty đã đăng ký của bạn (pháp nhân offshore). Dành cho doanh nghiệp.",
    "Payment Channel": "Kênh thanh toán",
@@ -3763,6 +3765,7 @@
    "Subscription First": "Ưu tiên đăng ký",
    "Subscription Management": "Quản lý đăng ký",
    "Subscription Only": "Chỉ đăng ký",
+    "Subscription purchased successfully": "Đã mua gói đăng ký thành công",
    "Subscription plan creation and changes are locked until the administrator confirms compliance terms in Payment Gateway settings.": "Việc tạo và thay đổi gói đăng ký bị khóa cho đến khi quản trị viên xác nhận điều khoản tuân thủ trong cài đặt Cổng thanh toán.",
    "Subscription Plans": "Gói đăng ký",
    "Subscription plans do NOT use the bound Product — each plan has its own dedicated Pancake product, set in the Subscriptions admin (or auto-minted via the \"+ Create\" button there).": "Gói đăng ký KHÔNG dùng Sản phẩm đã liên kết — mỗi gói có một sản phẩm Pancake riêng, được đặt trong quản trị Đăng ký (hoặc tự động tạo bằng nút \"+ Create\" tại đó).",

--- a/web/default/src/i18n/locales/zh.json
+++ b/web/default/src/i18n/locales/zh.json
@@ -2035,6 +2035,7 @@
    "Inspect requests, errors, and billing details": "查看请求、错误和计费详情",
    "Inspect user prompts": "检查用户提示",
    "Instance": "实例",
+    "Insufficient balance": "余额不足",
    "Integrations": "集成",
    "Inter-group overrides": "分组间覆盖",
    "Inter-group ratio overrides": "分组间比例覆盖",
@@ -2852,6 +2853,7 @@
    "Path:": "路径：",
    "Pay": "支付",
    "Pay-as-you-go with real-time usage monitoring": "按量付费，实时监控使用情况",
+    "Pay with Balance": "使用余额支付",
    "Payment": "支付",
    "Payment aggregator mode — onboard with your own registered company (offshore entity). Built for Enterprise.": "支付聚合模式：使用你自己的注册公司（离岸实体）入驻。面向企业场景构建。",
    "Payment Channel": "支付渠道",
@@ -3763,6 +3765,7 @@
    "Subscription First": "优先订阅",
    "Subscription Management": "订阅管理",
    "Subscription Only": "仅用订阅",
+    "Subscription purchased successfully": "订阅购买成功",
    "Subscription plan creation and changes are locked until the administrator confirms compliance terms in Payment Gateway settings.": "管理员在支付网关设置中确认合规条款之前，订阅套餐的创建和修改会被锁定。",
    "Subscription Plans": "订阅套餐",
    "Subscription plans do NOT use the bound Product — each plan has its own dedicated Pancake product, set in the Subscriptions admin (or auto-minted via the \"+ Create\" button there).": "订阅套餐不会使用已绑定的产品。每个套餐都有独立的 Pancake 产品，可在订阅管理中设置，或通过其中的“+ 创建”按钮自动生成。",