chore(init): 初始化解忧商行项目并完成 Phase 0 基座
This commit is contained in:
yml2213
@@ -0,0 +1,209 @@
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package order
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import (
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"time"
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"hfb_sys/backend/internal/model"
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"hfb_sys/backend/internal/modules/distribution"
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"hfb_sys/backend/internal/modules/invitation"
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"hfb_sys/backend/internal/modules/notification"
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"hfb_sys/backend/internal/modules/rentergrowth"
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"hfb_sys/backend/internal/modules/wallet"
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"gorm.io/gorm"
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)
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func (r *Repository) finalizeCheckout(tx *gorm.DB, order *model.RentalOrder, checkout *model.OrderCheckout, renterContent string) (*refundAction, error) {
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listing, account, err := r.lockListingAccountForOrder(tx, order)
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if err != nil {
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return nil, err
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}
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now := time.Now()
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order.Status = orderStatusCompleted
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order.HandoffStatus = handoffStatusReturned
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order.SettlementStatus = settlementStatusSettled
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order.SettledAt = &now
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if !isPlatformSettlementOrder(*order) {
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order.OwnerSettledAt = &now
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}
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if err := completeAssets(tx, listing, account); err != nil {
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return nil, err
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}
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settlement := buildCheckoutSettlement(*order, checkout)
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if settlement.ShortfallCent > 0 {
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return nil, ErrCheckoutDepositShortfall
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}
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if err := appendCheckoutOwnerIncome(tx, order, listing, settlement); err != nil {
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return nil, err
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}
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refund, err := r.prepareCheckoutRefund(order, settlement)
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if err != nil {
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return nil, err
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}
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applyCheckoutSettlement(checkout, settlement)
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order.ActualCoinConsumedM = settlement.CoinConsumedM
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order.ActualPureCoinAmountCent = settlement.PureCoinAmountCent
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order.ActualPureCoinDiscountCent = settlement.PureCoinDiscountCent
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order.ActualExtraItemAmountCent = settlement.ExtraItemAmountCent
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if err := appendCheckoutCompletedNotifications(tx, order, renterContent); err != nil {
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return nil, err
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}
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if order.DistributionSiteID == nil || *order.DistributionSiteID == 0 {
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if err := rentergrowth.AwardOrderCompleted(tx, order, settlement.PureCoinAmountCent, rentergrowth.SourceOrderCompleted); err != nil {
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return nil, err
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}
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}
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if err := saveFinalizedCheckout(tx, order, checkout, listing, account); err != nil {
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return nil, err
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}
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if order.DistributionSiteID != nil && *order.DistributionSiteID > 0 {
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if err := distribution.ApplyRefundTx(tx, order.ID, 0); err != nil {
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return nil, err
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}
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}
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// 返利必须按本次实际结算的平台利润计算，不能用订单创建时的预收毛利快照。
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actualPlatformProfitCent := settlement.PlatformFeeCent
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_ = invitation.ProcessOrderInvitationRebateWithOptionsTx(tx, order.ID, invitation.OrderRebateOptions{
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GrossProfitCent: &actualPlatformProfitCent,
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RateReferenceAt: now,
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SettledAt: now,
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})
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return refund, nil
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}
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func ownerWalletSiteID(listing *model.RentalListing) uint64 {
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if listing != nil && listing.DistributionSiteID != nil {
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return *listing.DistributionSiteID
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}
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return 0
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}
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func appendCheckoutOwnerIncome(tx *gorm.DB, order *model.RentalOrder, listing *model.RentalListing, settlement checkoutSettlement) error {
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if isPlatformSettlementOrder(*order) {
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amountCent := settlement.OwnerRentIncomeCent + settlement.DepositCompensationCent
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order.OfflineSettlementAmountCent = amountCent
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if amountCent > 0 {
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order.OfflineSettlementStatus = offlineSettlementStatusPending
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} else {
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order.OfflineSettlementStatus = offlineSettlementStatusNone
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}
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return nil
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}
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orderID := order.ID
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siteID := ownerWalletSiteID(listing)
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var ownerEntries []wallet.Entry
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if settlement.OwnerRentIncomeCent > 0 {
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ownerEntries = append(ownerEntries, wallet.Entry{
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UserID: order.OwnerID,
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DistributionSiteID: siteID,
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OrderID: &orderID,
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Direction: "in",
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AmountCent: settlement.OwnerRentIncomeCent,
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BalanceType: "available",
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BizType: walletBizOwnerIncome,
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BizNo: order.OrderNo,
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Remark: "订单结账租金收入",
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})
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}
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if settlement.DepositCompensationCent > 0 {
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ownerEntries = append(ownerEntries, wallet.Entry{
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UserID: order.OwnerID,
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DistributionSiteID: siteID,
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OrderID: &orderID,
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Direction: "in",
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AmountCent: settlement.DepositCompensationCent,
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BalanceType: "available",
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BizType: walletBizDepositCompensation,
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BizNo: order.OrderNo,
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Remark: "订单结账押金赔付",
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})
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}
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if len(ownerEntries) == 0 {
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return nil
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}
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return wallet.AppendEntries(tx, ownerEntries...)
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}
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func (r *Repository) prepareCheckoutRefund(order *model.RentalOrder, settlement checkoutSettlement) (*refundAction, error) {
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renterRefundTotalCent := settlement.RentRefundCent + settlement.DepositRefundCent
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// 押金暂扣：若订单已暂扣，拦截本次结账中应退还租客的押金部分挂起不退，其余（租金退款）照常原路退。
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actualRefundCent := order.ApplyDepositHold(renterRefundTotalCent, settlement.DepositRefundCent)
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if actualRefundCent <= 0 {
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return nil, nil
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}
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return r.prepareRefund(order, actualRefundCent, refundBizCheckout, "结账退款原路退还")
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}
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func applyCheckoutSettlement(checkout *model.OrderCheckout, settlement checkoutSettlement) {
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checkout.RentAmountCent = settlement.ActualRentAmountCent
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checkout.OwnerRentAmountCent = settlement.OwnerRentIncomeCent
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checkout.PlatformFeeCent = settlement.PlatformFeeCent
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checkout.PureCoinAmountCent = settlement.PureCoinAmountCent
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checkout.PureCoinDiscountCent = settlement.PureCoinDiscountCent
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checkout.PureCoinPayableCent = settlement.PureCoinPayableCent
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checkout.RenterRefundAmountCent = settlement.RenterRefundCent
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checkout.OwnerIncomeAmountCent = settlement.OwnerIncomeCent
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checkout.ShortfallCent = settlement.ShortfallCent
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checkout.OvershootAmountCent = settlement.OvershootAmountCent
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}
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func appendCheckoutCompletedNotifications(tx *gorm.DB, order *model.RentalOrder, renterContent string) error {
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orderID := order.ID
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if isPlatformSettlementOrder(*order) {
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if err := notification.Append(tx, notification.Entry{
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UserID: order.RenterID,
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Type: "settlement",
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Title: "订单已完成",
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Content: renterContent,
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BizType: "order",
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BizID: &orderID,
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}); err != nil {
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return err
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}
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if order.OfflineSettlementAmountCent > 0 {
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return appendManagedAdminNotification(tx, *order, "settlement", "代管订单待线下结算", "订单已完成，请按线下流程向卖家转出结算金额并回填状态。")
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}
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return nil
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}
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return notification.Append(tx,
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notification.Entry{
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UserID: order.RenterID,
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Type: "settlement",
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Title: "订单已完成",
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Content: renterContent,
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BizType: "order",
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BizID: &orderID,
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},
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notification.Entry{
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UserID: order.OwnerID,
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Type: "settlement",
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Title: "订单已完成",
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Content: "订单已完成，结账金额已入账。",
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BizType: "order",
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BizID: &orderID,
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},
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)
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}
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func saveFinalizedCheckout(tx *gorm.DB, order *model.RentalOrder, checkout *model.OrderCheckout, listing *model.RentalListing, account *model.GameAccount) error {
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if err := tx.Save(order).Error; err != nil {
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return err
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}
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if err := tx.Save(checkout).Error; err != nil {
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return err
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}
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if err := tx.Save(listing).Error; err != nil {
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return err
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}
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return tx.Save(account).Error
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}
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func hasOpenCheckout(tx *gorm.DB, orderID uint64) (bool, error) {
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var count int64
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err := tx.Model(&model.OrderCheckout{}).
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Where("order_id = ? AND status IN ?", orderID, []string{checkoutStatusSubmitted, checkoutStatusCountered, checkoutStatusAccepted, checkoutStatusDisputed}).
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Count(&count).Error
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return count > 0, err
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}
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