赠送套餐逻辑

internal/service/order/service.go

@@ -11,6 +11,7 @@ import (
 	"github.com/break/junhong_cmp_fiber/internal/model"
 	"github.com/break/junhong_cmp_fiber/internal/model/dto"
 	packagepkg "github.com/break/junhong_cmp_fiber/internal/service/package"
+	"github.com/break/junhong_cmp_fiber/internal/service/packageprice"
 	"github.com/break/junhong_cmp_fiber/internal/service/purchase_validation"
 	"github.com/break/junhong_cmp_fiber/internal/store"
 	"github.com/break/junhong_cmp_fiber/internal/store/postgres"
@@ -120,11 +121,6 @@ func (s *Service) SetResumeCallback(callback packagepkg.ResumeCallback) {
 // 与 CreateH5Order 的核心区别：后台订单不创建待支付状态，wallet 立即扣款，offline 立即激活
 // POST /api/admin/orders
 func (s *Service) CreateAdminOrder(ctx context.Context, req *dto.CreateAdminOrderRequest, buyerType string, buyerID uint) (*dto.OrderResponse, error) {
-	// 线下支付必须上传支付凭证
-	if req.PaymentMethod == model.PaymentMethodOffline && strings.TrimSpace(req.PaymentVoucherKey) == "" {
-		return nil, errors.New(errors.CodeInvalidParam, "线下支付必须上传支付凭证")
-	}
-
 	resolvedCard, resolvedDevice, resolveErr := s.resolveAssetByIdentifier(ctx, req.Identifier)
 	if resolveErr != nil {
 		return nil, resolveErr
@@ -146,18 +142,23 @@ func (s *Service) CreateAdminOrder(ctx context.Context, req *dto.CreateAdminOrde
 
 	var validationResult *purchase_validation.PurchaseValidationResult
 	var err error
+	operatorUserType := middleware.GetUserTypeFromContext(ctx)
+	validationCtx := ctx
+	if req.PaymentMethod == model.PaymentMethodOffline && (operatorUserType == constants.UserTypeSuperAdmin || operatorUserType == constants.UserTypePlatform) {
+		validationCtx = purchase_validation.WithAllowGiftPackages(ctx)
+	}
 
 	if req.PaymentMethod == model.PaymentMethodOffline {
 		if resolvedCard != nil {
-			validationResult, err = s.purchaseValidationService.ValidateAdminOfflineCardPurchase(ctx, resolvedCard.ID, req.PackageIDs)
+			validationResult, err = s.purchaseValidationService.ValidateAdminOfflineCardPurchase(validationCtx, resolvedCard.ID, req.PackageIDs)
 		} else {
-			validationResult, err = s.purchaseValidationService.ValidateAdminOfflineDevicePurchase(ctx, resolvedDevice.ID, req.PackageIDs)
+			validationResult, err = s.purchaseValidationService.ValidateAdminOfflineDevicePurchase(validationCtx, resolvedDevice.ID, req.PackageIDs)
 		}
 	} else {
 		if resolvedCard != nil {
-			validationResult, err = s.purchaseValidationService.ValidateCardPurchase(ctx, resolvedCard.ID, req.PackageIDs)
+			validationResult, err = s.purchaseValidationService.ValidateCardPurchase(validationCtx, resolvedCard.ID, req.PackageIDs)
 		} else {
-			validationResult, err = s.purchaseValidationService.ValidateDevicePurchase(ctx, resolvedDevice.ID, req.PackageIDs)
+			validationResult, err = s.purchaseValidationService.ValidateDevicePurchase(validationCtx, resolvedDevice.ID, req.PackageIDs)
 		}
 	}
 
@@ -168,6 +169,21 @@ func (s *Service) CreateAdminOrder(ctx context.Context, req *dto.CreateAdminOrde
 	if err := validatePackageTypeMixFromPackages(validationResult.Packages); err != nil {
 		return nil, err
 	}
+	containsGift := packageprice.ContainsGiftPackage(validationResult.Packages)
+	if containsGift {
+		if operatorUserType != constants.UserTypeSuperAdmin && operatorUserType != constants.UserTypePlatform {
+			return nil, errors.New(errors.CodeForbidden, "仅平台侧可发放赠送套餐")
+		}
+		if req.PaymentMethod != model.PaymentMethodOffline {
+			return nil, errors.New(errors.CodeInvalidParam, "赠送套餐仅支持后台线下发放")
+		}
+		if err := packageprice.ValidateGiftAdminOrder(validationResult.Packages); err != nil {
+			return nil, err
+		}
+	}
+	if req.PaymentMethod == model.PaymentMethodOffline && strings.TrimSpace(req.PaymentVoucherKey) == "" {
+		return nil, errors.New(errors.CodeInvalidParam, "线下支付必须上传支付凭证")
+	}
 
 	carrierType, carrierID := resolveAdminCarrierInfoFromVars(orderType, iotCardID, deviceID)
 	existingOrderID, err := s.checkOrderIdempotency(ctx, buyerType, buyerID, orderType, carrierType, carrierID, req.PackageIDs)
@@ -229,6 +245,22 @@ func (s *Service) CreateAdminOrder(ctx context.Context, req *dto.CreateAdminOrde
 	// 根据支付方式分别处理
 	if req.PaymentMethod == model.PaymentMethodOffline {
 		// ==== 场景 1：offline（线下支付）====
+		if containsGift {
+			orderBuyerType = model.BuyerTypePersonal
+			orderBuyerID = 0
+			totalAmount = 0
+			paymentMethod = model.PaymentMethodOffline
+			paymentStatus = model.PaymentStatusPaid
+			paidAt = &now
+			isPurchaseOnBehalf = false
+			sellerShopID = nil
+			sellerCostPrice = 0
+			operatorID = nil
+			operatorType = constants.OwnerTypePlatform
+			actualPaidAmountVal := int64(0)
+			actualPaidAmount = &actualPaidAmountVal
+			purchaseRole = model.PurchaseRoleSelfPurchase
+		} else {
 		isPlatformOwned := resourceShopID == nil || *resourceShopID == 0
 
 		if isPlatformOwned {
@@ -267,6 +299,7 @@ func (s *Service) CreateAdminOrder(ctx context.Context, req *dto.CreateAdminOrde
 			purchaseRole = model.PurchaseRolePurchasedByPlatform
 			actualPaidAmount = nil
 		}
+		}
 
 	} else if req.PaymentMethod == model.PaymentMethodWallet {
 		// ==== 场景 2：代理钱包支付（wallet）====
@@ -438,7 +471,9 @@ func (s *Service) CreateAdminOrder(ctx context.Context, req *dto.CreateAdminOrde
 		if err := s.createOrderWithActivation(ctx, order, items); err != nil {
 			return nil, err
 		}
-		s.enqueueCommissionCalculation(ctx, order.ID)
+		if !containsGift {
+			s.enqueueCommissionCalculation(ctx, order.ID)
+		}
 		s.markOrderCreated(ctx, idempotencyKey, order.ID)
 		return s.buildOrderResponse(order, items), nil
 
@@ -786,7 +821,7 @@ func (s *Service) buildOrderItems(operatorID uint, packages []*model.Package, un
 			continue
 		}
 
-		unitPrice := pkg.SuggestedRetailPrice
+		unitPrice := packageprice.PackageEffectiveRetailPrice(pkg)
 		if price, ok := unitPriceMap[pkg.ID]; ok {
 			unitPrice = price
 		}
@@ -796,12 +831,14 @@ func (s *Service) buildOrderItems(operatorID uint, packages []*model.Package, un
 				Creator: operatorID,
 				Updater: operatorID,
 			},
-			PackageID:   pkg.ID,
-			PackageName: pkg.PackageName,
-			PackageType: &pkg.PackageType,
-			Quantity:    1,
-			UnitPrice:   unitPrice,
-			Amount:      unitPrice,
+			PackageID:                pkg.ID,
+			PackageName:              pkg.PackageName,
+			PackageType:              &pkg.PackageType,
+			Quantity:                 1,
+			UnitPrice:                unitPrice,
+			Amount:                   unitPrice,
+			PackagePriceConfigStatus: pkg.PriceConfigStatus,
+			PackageIsGift:            pkg.IsGift,
 		}
 		items = append(items, item)
 	}
@@ -2055,6 +2092,8 @@ func (s *Service) activateMainPackage(ctx context.Context, tx *gorm.DB, order *m
 		DataResetCycle:            pkg.DataResetCycle,
 		PendingRealnameActivation: pendingRealnameActivation,
 		PaidAmount:                order.ActualPaidAmount,
+		PackagePriceConfigStatus:  pkg.PriceConfigStatus,
+		PackageIsGift:             pkg.IsGift,
 	}
 
 	if carrierType == "iot_card" {
@@ -2146,6 +2185,8 @@ func (s *Service) activateAddonPackage(ctx context.Context, tx *gorm.DB, order *
 		ExpiresAt:      &expiresAt,
 		DataResetCycle: pkg.DataResetCycle,
 		PaidAmount:     order.ActualPaidAmount,
+		PackagePriceConfigStatus: pkg.PriceConfigStatus,
+		PackageIsGift:            pkg.IsGift,
 	}
 
 	if carrierType == "iot_card" {