Merge remote-tracking branch 'internal/main' into internal

- 新人：所有匹配 quantity 的条目中取 discount 值最小的（折扣力度最大）
- 非新人：所有匹配 quantity 的条目中取 discount 值最大的（折扣力度最小，接近原价）
- 不再按 new_user_only 过滤，由 isNewUserOnlyForQuantity 在上层控制准入

Co-Authored-By: claude-flow <ruv@ruv.net>

.gitea/workflows/docker.yml

@@ -21,7 +21,7 @@ env:
   SSH_PASSWORD: ${{ github.ref_name == 'main' && vars.SSH_PASSWORD || vars.DEV_SSH_PASSWORD }}
   # TG通知
   TG_BOT_TOKEN: 8114337882:AAHkEx03HSu7RxN4IHBJJEnsK9aPPzNLIk0
-  TG_CHAT_ID: "-4940243803"
+  TG_CHAT_ID: "-49402438031"
   # Go构建变量
   SERVICE: vpn
   SERVICE_STYLE: vpn

internal/logic/common/newUserEligibility.go

@@ -76,7 +76,7 @@ func CountScopedSubscribePurchaseOrders(
 	var count int64
 	query := db.WithContext(ctx).
 		Model(&modelOrder.Order{}).
-		Where("user_id IN ? AND subscribe_id = ? AND type = 1", scopeUserIDs, subscribeID)
+		Where("user_id IN ? AND subscribe_id = ? AND type IN ? AND amount > 0", scopeUserIDs, subscribeID, []int64{1, 2})
 	if len(statuses) > 0 {
 		query = query.Where("status IN ?", statuses)
 	}

internal/logic/public/order/getDiscount.go

@@ -2,17 +2,32 @@ package order
 
 import "github.com/perfect-panel/server/internal/types"
 
+// getDiscount returns the discount factor for the given quantity.
+//
+//   - New user: pick the tier with the lowest discount value (biggest saving).
+//   - Non-new user: pick the tier with the highest discount value (least saving / closest to full price).
 func getDiscount(discounts []types.SubscribeDiscount, inputMonths int64, isNewUser bool) float64 {
-	for _, discount := range discounts {
-		if discount.NewUserOnly && !isNewUser {
+	best := float64(-1)
+	for _, d := range discounts {
+		if d.Quantity != inputMonths || d.Discount <= 0 || d.Discount >= 100 {
 			continue
 		}
-		if inputMonths == discount.Quantity && discount.Discount > 0 && discount.Discount < 100 {
-			return discount.Discount / float64(100)
+		if isNewUser {
+			// lowest discount value = biggest saving
+			if best < 0 || d.Discount < best {
+				best = d.Discount
+			}
+		} else {
+			// highest discount value = least saving (closest to original price)
+			if best < 0 || d.Discount > best {
+				best = d.Discount
+			}
 		}
 	}
-
-	return 1
+	if best < 0 {
+		return 1
+	}
+	return best / float64(100)
 }
 
 // isNewUserOnlyForQuantity checks whether the matched discount tier has new_user_only enabled.

internal/logic/public/order/purchaseLogic.go

@@ -82,7 +82,7 @@ func (l *PurchaseLogic) Purchase(req *types.PurchaseOrderRequest) (resp *types.P
 	decision, routeErr := commonLogic.ResolvePurchaseRoute(
 		l.ctx,
 		l.svcCtx.Config.Subscribe.SingleModel,
-		u.Id,
+		entitlement.EffectiveUserID,
 		req.SubscribeId,
 		l.svcCtx.UserModel.FindSingleModeAnchorSubscribe,
 	)

internal/logic/public/order/renewalLogic.go

@@ -81,11 +81,17 @@ func (l *RenewalLogic) Renewal(req *types.RenewalOrderRequest) (resp *types.Rene
 	if !*sub.Sell {
 		return nil, errors.Wrapf(xerr.NewErrCode(xerr.ERROR), "subscribe not sell")
 	}
+	newUserDiscount, err := resolveNewUserDiscountEligibility(l.ctx, l.svcCtx.DB, u.Id, sub.Id, req.Quantity, sub.Discount)
+	if err != nil {
+		l.Errorw("[Renewal] Database query error resolving new user eligibility",
+			logger.Field("error", err.Error()),
+			logger.Field("user_id", u.Id),
+		)
+		return nil, err
+	}
 	var discount float64 = 1
-	if sub.Discount != "" {
-		var dis []types.SubscribeDiscount
-		_ = json.Unmarshal([]byte(sub.Discount), &dis)
-		discount = getDiscount(dis, req.Quantity, false)
+	if len(newUserDiscount.Discounts) > 0 {
+		discount = getDiscount(newUserDiscount.Discounts, req.Quantity, newUserDiscount.EligibleForDiscount)
 	}
 	price := sub.UnitPrice * req.Quantity
 	amount := int64(math.Round(float64(price) * discount))

queue/logic/order/activateOrderLogic.go

@@ -229,9 +229,14 @@ func (l *ActivateOrderLogic) NewPurchase(ctx context.Context, orderInfo *order.O
 
 	var userSub *user.Subscribe
 
-	// 单订阅模式下，优先兜底为“续费语义”：延长已购订阅，避免并发下重复创建 user_subscribe
+	// 单订阅模式下，优先兜底为”续费语义”：延长已购订阅，避免并发下重复创建 user_subscribe
 	if l.svc.Config.Subscribe.SingleModel {
-		anchorSub, anchorErr := l.svc.UserModel.FindSingleModeAnchorSubscribe(ctx, orderInfo.UserId)
+		// 家庭组场景：订阅实际属于 SubscriptionUserId（成员/主），而非付款人 UserId
+		singleModeUserId := orderInfo.UserId
+		if orderInfo.SubscriptionUserId > 0 {
+			singleModeUserId = orderInfo.SubscriptionUserId
+		}
+		anchorSub, anchorErr := l.svc.UserModel.FindSingleModeAnchorSubscribe(ctx, singleModeUserId)
 		switch {
 		case anchorErr == nil && anchorSub != nil:
 			if orderInfo.ParentId == 0 && anchorSub.OrderId > 0 && anchorSub.OrderId != orderInfo.Id {
@@ -271,7 +276,7 @@ func (l *ActivateOrderLogic) NewPurchase(ctx context.Context, orderInfo *order.O
 
 		// 如果没有合并已购订阅，再尝试合并赠送订阅（order_id=0）
 		if userSub == nil {
-			giftSub, giftErr := l.findGiftSubscription(ctx, orderInfo.UserId, orderInfo.SubscribeId)
+			giftSub, giftErr := l.findGiftSubscription(ctx, singleModeUserId, orderInfo.SubscribeId)
 			if giftErr == nil && giftSub != nil {
 				// 在赠送订阅上延长时间，保持 token 不变
 				userSub, err = l.extendGiftSubscription(ctx, giftSub, orderInfo, sub)