huang
d977000a66
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构建并部署到测试环境（无 SSH） / build-and-deploy (push) Successful in 5m40s
- 归档 OpenSpec 变更到 archive 目录 - 创建 2 个新的主规范文件：commission-trigger 和 order-commission-snapshot - 实现订单佣金快照字段和支付自动触发 - 确保事务一致性，所有佣金操作在同一事务内完成 - 提取成本价计算为公共工具函数
489 lines
14 KiB
Go
489 lines
14 KiB
Go
package order
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import (
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"context"
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"time"
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"github.com/break/junhong_cmp_fiber/internal/model"
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"github.com/break/junhong_cmp_fiber/internal/model/dto"
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"github.com/break/junhong_cmp_fiber/internal/service/purchase_validation"
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"github.com/break/junhong_cmp_fiber/internal/store"
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"github.com/break/junhong_cmp_fiber/internal/store/postgres"
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"github.com/break/junhong_cmp_fiber/pkg/constants"
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"github.com/break/junhong_cmp_fiber/pkg/errors"
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"github.com/break/junhong_cmp_fiber/pkg/middleware"
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"github.com/break/junhong_cmp_fiber/pkg/queue"
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"github.com/break/junhong_cmp_fiber/pkg/utils"
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"github.com/bytedance/sonic"
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"go.uber.org/zap"
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"gorm.io/gorm"
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)
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type Service struct {
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db *gorm.DB
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orderStore *postgres.OrderStore
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orderItemStore *postgres.OrderItemStore
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walletStore *postgres.WalletStore
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purchaseValidationService *purchase_validation.Service
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allocationConfigStore *postgres.ShopSeriesAllocationConfigStore
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queueClient *queue.Client
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logger *zap.Logger
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}
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func New(
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db *gorm.DB,
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orderStore *postgres.OrderStore,
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orderItemStore *postgres.OrderItemStore,
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walletStore *postgres.WalletStore,
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purchaseValidationService *purchase_validation.Service,
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allocationConfigStore *postgres.ShopSeriesAllocationConfigStore,
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queueClient *queue.Client,
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logger *zap.Logger,
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) *Service {
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return &Service{
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db: db,
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orderStore: orderStore,
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orderItemStore: orderItemStore,
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walletStore: walletStore,
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purchaseValidationService: purchaseValidationService,
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allocationConfigStore: allocationConfigStore,
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queueClient: queueClient,
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logger: logger,
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}
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}
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func (s *Service) Create(ctx context.Context, req *dto.CreateOrderRequest, buyerType string, buyerID uint) (*dto.OrderResponse, error) {
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var validationResult *purchase_validation.PurchaseValidationResult
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var err error
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if req.OrderType == model.OrderTypeSingleCard {
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if req.IotCardID == nil {
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return nil, errors.New(errors.CodeInvalidParam, "单卡购买必须指定IoT卡ID")
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}
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validationResult, err = s.purchaseValidationService.ValidateCardPurchase(ctx, *req.IotCardID, req.PackageIDs)
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} else if req.OrderType == model.OrderTypeDevice {
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if req.DeviceID == nil {
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return nil, errors.New(errors.CodeInvalidParam, "设备购买必须指定设备ID")
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}
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validationResult, err = s.purchaseValidationService.ValidateDevicePurchase(ctx, *req.DeviceID, req.PackageIDs)
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} else {
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return nil, errors.New(errors.CodeInvalidParam, "无效的订单类型")
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}
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if err != nil {
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return nil, err
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}
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userID := middleware.GetUserIDFromContext(ctx)
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configVersion := s.snapshotCommissionConfig(ctx, validationResult.Allocation.ID)
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var seriesID *uint
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var sellerShopID *uint
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var sellerCostPrice int64
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if validationResult.Allocation != nil {
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seriesID = &validationResult.Allocation.SeriesID
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sellerShopID = &validationResult.Allocation.ShopID
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sellerCostPrice = utils.CalculateCostPrice(validationResult.Allocation, validationResult.TotalPrice)
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}
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order := &model.Order{
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BaseModel: model.BaseModel{
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Creator: userID,
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Updater: userID,
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},
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OrderNo: s.orderStore.GenerateOrderNo(),
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OrderType: req.OrderType,
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BuyerType: buyerType,
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BuyerID: buyerID,
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IotCardID: req.IotCardID,
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DeviceID: req.DeviceID,
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TotalAmount: validationResult.TotalPrice,
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PaymentStatus: model.PaymentStatusPending,
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CommissionStatus: model.CommissionStatusPending,
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CommissionConfigVersion: configVersion,
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SeriesID: seriesID,
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SellerShopID: sellerShopID,
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SellerCostPrice: sellerCostPrice,
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}
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var items []*model.OrderItem
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for _, pkg := range validationResult.Packages {
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item := &model.OrderItem{
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BaseModel: model.BaseModel{
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Creator: userID,
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Updater: userID,
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},
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PackageID: pkg.ID,
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PackageName: pkg.PackageName,
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Quantity: 1,
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UnitPrice: pkg.SuggestedRetailPrice,
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Amount: pkg.SuggestedRetailPrice,
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}
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items = append(items, item)
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}
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if err := s.orderStore.Create(ctx, order, items); err != nil {
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return nil, err
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}
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return s.buildOrderResponse(order, items), nil
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}
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func (s *Service) Get(ctx context.Context, id uint) (*dto.OrderResponse, error) {
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order, items, err := s.orderStore.GetByIDWithItems(ctx, id)
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if err != nil {
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if err == gorm.ErrRecordNotFound {
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return nil, errors.New(errors.CodeNotFound, "订单不存在")
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}
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return nil, err
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}
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return s.buildOrderResponse(order, items), nil
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}
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func (s *Service) List(ctx context.Context, req *dto.OrderListRequest, buyerType string, buyerID uint) (*dto.OrderListResponse, error) {
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page := req.Page
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pageSize := req.PageSize
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if page == 0 {
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page = 1
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}
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if pageSize == 0 {
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pageSize = constants.DefaultPageSize
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}
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opts := &store.QueryOptions{
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Page: page,
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PageSize: pageSize,
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}
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filters := map[string]any{
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"buyer_type": buyerType,
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"buyer_id": buyerID,
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}
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if req.PaymentStatus != nil {
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filters["payment_status"] = *req.PaymentStatus
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}
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if req.OrderType != "" {
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filters["order_type"] = req.OrderType
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}
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if req.OrderNo != "" {
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filters["order_no"] = req.OrderNo
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}
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if req.StartTime != nil {
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filters["start_time"] = req.StartTime
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}
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if req.EndTime != nil {
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filters["end_time"] = req.EndTime
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}
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orders, total, err := s.orderStore.List(ctx, opts, filters)
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if err != nil {
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return nil, err
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}
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var orderIDs []uint
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for _, o := range orders {
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orderIDs = append(orderIDs, o.ID)
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}
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itemsMap := make(map[uint][]*model.OrderItem)
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if len(orderIDs) > 0 {
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allItems, err := s.orderItemStore.ListByOrderIDs(ctx, orderIDs)
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if err != nil {
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return nil, err
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}
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for _, item := range allItems {
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itemsMap[item.OrderID] = append(itemsMap[item.OrderID], item)
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}
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}
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var list []*dto.OrderResponse
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for _, o := range orders {
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list = append(list, s.buildOrderResponse(o, itemsMap[o.ID]))
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}
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totalPages := int(total) / pageSize
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if int(total)%pageSize > 0 {
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totalPages++
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}
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return &dto.OrderListResponse{
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List: list,
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Total: total,
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Page: page,
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PageSize: pageSize,
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TotalPages: totalPages,
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}, nil
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}
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func (s *Service) Cancel(ctx context.Context, id uint, buyerType string, buyerID uint) error {
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order, err := s.orderStore.GetByID(ctx, id)
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if err != nil {
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if err == gorm.ErrRecordNotFound {
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return errors.New(errors.CodeNotFound, "订单不存在")
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}
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return err
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}
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if order.BuyerType != buyerType || order.BuyerID != buyerID {
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return errors.New(errors.CodeForbidden, "无权操作此订单")
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}
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if order.PaymentStatus != model.PaymentStatusPending {
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return errors.New(errors.CodeInvalidStatus, "只能取消待支付的订单")
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}
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return s.orderStore.UpdatePaymentStatus(ctx, id, model.PaymentStatusCancelled, nil)
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}
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func (s *Service) WalletPay(ctx context.Context, orderID uint, buyerType string, buyerID uint) error {
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order, err := s.orderStore.GetByID(ctx, orderID)
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if err != nil {
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if err == gorm.ErrRecordNotFound {
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return errors.New(errors.CodeNotFound, "订单不存在")
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}
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return err
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}
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if order.BuyerType != buyerType || order.BuyerID != buyerID {
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return errors.New(errors.CodeForbidden, "无权操作此订单")
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}
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if order.PaymentStatus != model.PaymentStatusPending {
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return errors.New(errors.CodeInvalidStatus, "订单状态不允许支付")
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}
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var resourceType string
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var resourceID uint
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if buyerType == model.BuyerTypePersonal {
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if order.OrderType == model.OrderTypeSingleCard && order.IotCardID != nil {
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resourceType = "iot_card"
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resourceID = *order.IotCardID
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} else if order.OrderType == model.OrderTypeDevice && order.DeviceID != nil {
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resourceType = "device"
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resourceID = *order.DeviceID
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} else {
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return errors.New(errors.CodeInvalidParam, "无法确定钱包归属")
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}
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} else if buyerType == model.BuyerTypeAgent {
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resourceType = "shop"
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resourceID = buyerID
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} else {
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return errors.New(errors.CodeInvalidParam, "不支持的买家类型")
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}
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wallet, err := s.walletStore.GetByResourceTypeAndID(ctx, resourceType, resourceID, "main")
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if err != nil {
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if err == gorm.ErrRecordNotFound {
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return errors.New(errors.CodeWalletNotFound, "钱包不存在")
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}
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return err
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}
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if wallet.Balance < order.TotalAmount {
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return errors.New(errors.CodeInsufficientBalance, "余额不足")
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}
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now := time.Now()
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err = s.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
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result := tx.Model(&model.Wallet{}).
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Where("id = ? AND balance >= ? AND version = ?", wallet.ID, order.TotalAmount, wallet.Version).
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Updates(map[string]any{
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"balance": gorm.Expr("balance - ?", order.TotalAmount),
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"version": gorm.Expr("version + 1"),
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})
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if result.Error != nil {
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return result.Error
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}
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if result.RowsAffected == 0 {
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return errors.New(errors.CodeInsufficientBalance, "余额不足或并发冲突")
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}
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if err := tx.Model(&model.Order{}).Where("id = ?", orderID).Updates(map[string]any{
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"payment_status": model.PaymentStatusPaid,
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"payment_method": model.PaymentMethodWallet,
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"paid_at": now,
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}).Error; err != nil {
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return err
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}
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return s.activatePackage(ctx, tx, order)
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})
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if err != nil {
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return err
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}
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s.enqueueCommissionCalculation(ctx, orderID)
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return nil
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}
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func (s *Service) HandlePaymentCallback(ctx context.Context, orderNo string, paymentMethod string) error {
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order, err := s.orderStore.GetByOrderNo(ctx, orderNo)
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if err != nil {
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if err == gorm.ErrRecordNotFound {
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return errors.New(errors.CodeNotFound, "订单不存在")
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}
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return err
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}
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if order.PaymentStatus == model.PaymentStatusPaid {
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return nil
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}
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if order.PaymentStatus != model.PaymentStatusPending {
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return errors.New(errors.CodeInvalidStatus, "订单状态不允许支付")
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}
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now := time.Now()
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err = s.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
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if err := tx.Model(&model.Order{}).Where("id = ?", order.ID).Updates(map[string]any{
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"payment_status": model.PaymentStatusPaid,
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"payment_method": paymentMethod,
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"paid_at": now,
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}).Error; err != nil {
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return err
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}
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return s.activatePackage(ctx, tx, order)
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})
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if err != nil {
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return err
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}
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s.enqueueCommissionCalculation(ctx, order.ID)
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return nil
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}
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func (s *Service) activatePackage(ctx context.Context, tx *gorm.DB, order *model.Order) error {
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items, err := s.orderItemStore.ListByOrderID(ctx, order.ID)
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if err != nil {
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return err
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}
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now := time.Now()
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for _, item := range items {
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var pkg model.Package
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if err := tx.First(&pkg, item.PackageID).Error; err != nil {
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return err
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}
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usage := &model.PackageUsage{
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BaseModel: model.BaseModel{
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Creator: order.Creator,
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Updater: order.Creator,
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},
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OrderID: order.ID,
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PackageID: item.PackageID,
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UsageType: order.OrderType,
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DataLimitMB: pkg.DataAmountMB,
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ActivatedAt: now,
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ExpiresAt: now.AddDate(0, pkg.DurationMonths, 0),
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Status: 1,
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}
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if order.OrderType == model.OrderTypeSingleCard && order.IotCardID != nil {
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usage.IotCardID = *order.IotCardID
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} else if order.OrderType == model.OrderTypeDevice && order.DeviceID != nil {
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usage.DeviceID = *order.DeviceID
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}
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if err := tx.Create(usage).Error; err != nil {
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return err
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}
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}
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return nil
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}
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func (s *Service) snapshotCommissionConfig(ctx context.Context, allocationID uint) int {
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if s.allocationConfigStore == nil {
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return 0
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}
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config, err := s.allocationConfigStore.GetEffective(ctx, allocationID, time.Now())
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if err != nil || config == nil {
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return 0
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}
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return config.Version
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}
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func (s *Service) enqueueCommissionCalculation(ctx context.Context, orderID uint) {
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if s.queueClient == nil {
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s.logger.Warn("队列客户端未初始化，跳过佣金计算任务入队", zap.Uint("order_id", orderID))
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return
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}
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payload := map[string]interface{}{
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"order_id": orderID,
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}
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payloadBytes, err := sonic.Marshal(payload)
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if err != nil {
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s.logger.Error("佣金计算任务载荷序列化失败",
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zap.Uint("order_id", orderID),
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zap.Error(err))
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return
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}
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if err := s.queueClient.EnqueueTask(ctx, constants.TaskTypeCommission, payloadBytes); err != nil {
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s.logger.Error("佣金计算任务入队失败",
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zap.Uint("order_id", orderID),
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zap.Error(err),
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zap.String("task_type", constants.TaskTypeCommission))
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return
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}
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s.logger.Info("佣金计算任务已入队",
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zap.Uint("order_id", orderID),
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zap.String("task_type", constants.TaskTypeCommission))
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}
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func (s *Service) buildOrderResponse(order *model.Order, items []*model.OrderItem) *dto.OrderResponse {
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var itemResponses []*dto.OrderItemResponse
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for _, item := range items {
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itemResponses = append(itemResponses, &dto.OrderItemResponse{
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ID: item.ID,
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PackageID: item.PackageID,
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PackageName: item.PackageName,
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Quantity: item.Quantity,
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UnitPrice: item.UnitPrice,
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Amount: item.Amount,
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})
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}
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statusText := ""
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switch order.PaymentStatus {
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case model.PaymentStatusPending:
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statusText = "待支付"
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case model.PaymentStatusPaid:
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statusText = "已支付"
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case model.PaymentStatusCancelled:
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statusText = "已取消"
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case model.PaymentStatusRefunded:
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statusText = "已退款"
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}
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return &dto.OrderResponse{
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ID: order.ID,
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OrderNo: order.OrderNo,
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OrderType: order.OrderType,
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BuyerType: order.BuyerType,
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BuyerID: order.BuyerID,
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IotCardID: order.IotCardID,
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DeviceID: order.DeviceID,
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TotalAmount: order.TotalAmount,
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PaymentMethod: order.PaymentMethod,
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PaymentStatus: order.PaymentStatus,
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PaymentStatusText: statusText,
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PaidAt: order.PaidAt,
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CommissionStatus: order.CommissionStatus,
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CommissionConfigVersion: order.CommissionConfigVersion,
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Items: itemResponses,
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CreatedAt: order.CreatedAt,
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UpdatedAt: order.UpdatedAt,
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}
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}
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