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 +1,590 @@
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package order
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"strings"
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"time"
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"hfb_sys/backend/internal/model"
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"hfb_sys/backend/internal/modules/chat"
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"hfb_sys/backend/internal/modules/distribution"
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listingpkg "hfb_sys/backend/internal/modules/listing"
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"hfb_sys/backend/internal/modules/notification"
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"hfb_sys/backend/internal/modules/rentergrowth"
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smsnode "hfb_sys/backend/internal/modules/sms"
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"hfb_sys/backend/internal/processlog"
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"gorm.io/datatypes"
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"gorm.io/gorm"
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"gorm.io/gorm/clause"
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)
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func (r *Repository) Create(ctx context.Context, renterID uint64, req CreateRequest) (*OrderDTO, error) {
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var createdID uint64
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err := r.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
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var listing model.RentalListing
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if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&listing, req.ListingID).Error; err != nil {
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return err
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}
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if listing.Status != listingStatusPublished || listing.ReviewStatus != listingReviewStatusApproved || listing.InTransaction {
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return ErrListingUnavailable
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}
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if listing.OwnerID == renterID {
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return ErrCannotRentOwnListing
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}
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var account model.GameAccount
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if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&account, listing.AccountID).Error; err != nil {
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return err
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}
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active, err := hasActiveOrderForAssets(tx, listing.ID, account.ID, 0)
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if err != nil {
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return err
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}
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if active {
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return ErrListingUnavailable
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}
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snapshot, err := makeAccountSnapshot(account, listing)
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if err != nil {
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return err
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}
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accountSource, sourceChannel, err := orderAccountSourceSnapshot(tx, listing.ID)
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if err != nil {
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return err
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}
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orderNo, err := newOrderNo()
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if err != nil {
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return err
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}
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rentHours := estimateOrderDurationHours(snapshot)
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shelfRatioDelta, markupSiteID, err := loadShelfRatioTx(tx, req.DistributionSiteCode, listing.ID)
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if err != nil {
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return err
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}
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pricing := buildOrderPricing(listing, account)
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basePriceCent := listing.PriceCent
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sitePriceCent, _, siteRatio := listingpkg.ApplyShelfRatio(account.HafCoinAmount, listing.PriceCent, shelfRatioDelta)
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shelfMarkupCent := sitePriceCent - basePriceCent
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if sitePriceCent != listing.PriceCent {
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pricing.RentAmountCent = sitePriceCent
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if pricing.OwnerRentAmountCent > pricing.RentAmountCent {
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pricing.OwnerRentAmountCent = pricing.RentAmountCent
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}
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pricing.PlatformFeeCent = maxCent(pricing.RentAmountCent-pricing.OwnerRentAmountCent, 0)
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if pricing.ExtraItemAmountCent > pricing.RentAmountCent {
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pricing.ExtraItemAmountCent = pricing.RentAmountCent
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}
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pricing.PureCoinAmountCent = maxCent(pricing.RentAmountCent-pricing.ExtraItemAmountCent, 0)
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if pricing.OwnerPureCoinAmountCent > pricing.OwnerRentAmountCent {
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pricing.OwnerPureCoinAmountCent = pricing.OwnerRentAmountCent
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}
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pricing.PureCoinPlatformFeeCent = maxCent(pricing.PureCoinAmountCent-pricing.OwnerPureCoinAmountCent, 0)
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}
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distributionSite, distributionRule, err := distribution.ResolveOrderSourceTx(tx, req.DistributionSiteCode, listing.ID, account.ID, time.Now())
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if err != nil {
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return err
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}
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rentOriginalAmountCent := pricing.RentAmountCent
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var growthSnapshot rentergrowth.DiscountSnapshot
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if distributionSite == nil {
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snap, err := rentergrowth.SnapshotForUser(tx, renterID)
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if err != nil {
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return err
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}
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growthSnapshot = snap
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} else {
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// 分销站点订单隔离主站成长等级免押与折扣，防止主站免押坏账与折扣侵蚀分销收益
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growthSnapshot = rentergrowth.DiscountSnapshot{
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LevelCode: rentergrowth.DefaultLevelCode,
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LevelName: rentergrowth.DefaultLevelName,
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DiscountBps: rentergrowth.DefaultDiscountBps,
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}
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}
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rentDiscountAmountCent := rentergrowth.CalculateDiscountCent(pricing.PureCoinAmountCent, pricing.PureCoinPlatformFeeCent, growthSnapshot.DiscountBps)
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if rentDiscountAmountCent > 0 {
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pricing.PlatformFeeCent -= rentDiscountAmountCent
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pricing.RentAmountCent -= rentDiscountAmountCent
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}
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depositOriginalAmountCent := listing.DepositAmountCent
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depositWaiver, err := r.depositAmountsForOrder(tx, renterID, depositOriginalAmountCent, growthSnapshot)
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if err != nil {
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return err
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}
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sourceTrackCode := sanitizeTrackCode(req.TrackCode)
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if sourceTrackCode == "" {
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var u model.User
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if err := tx.Select("register_track_code").First(&u, renterID).Error; err == nil && u.RegisterTrackCode != "" {
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sourceTrackCode = sanitizeTrackCode(u.RegisterTrackCode)
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}
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}
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order := model.RentalOrder{
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OrderNo: orderNo,
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ListingID: listing.ID,
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AccountID: listing.AccountID,
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OwnerID: listing.OwnerID,
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RenterID: renterID,
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EstimatedDurationHours: rentHours,
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RentAmountCent: pricing.RentAmountCent,
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OwnerRentAmountCent: pricing.OwnerRentAmountCent,
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DepositAmountCent: depositWaiver.PaidCent,
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DepositOriginalAmountCent: depositOriginalAmountCent,
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DepositWaivedAmountCent: depositWaiver.WaivedCent,
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DepositFreeLevelQuotaCent: growthSnapshot.LevelDepositFreeQuotaCent,
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DepositFreeManualQuotaCent: growthSnapshot.ManualDepositFreeQuotaCent,
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DepositFreeUsedBeforeCent: depositWaiver.UsedBeforeCent,
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PlatformFeeCent: pricing.PlatformFeeCent,
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BasePriceCent: basePriceCent,
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ShelfMarkupCent: shelfMarkupCent,
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MarkupSiteID: markupSiteID,
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ShelfRatio: siteRatio,
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ShelfRatioDelta: shelfRatioDelta,
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RentOriginalAmountCent: rentOriginalAmountCent,
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RentDiscountAmountCent: rentDiscountAmountCent,
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PureCoinOriginalAmountCent: pricing.PureCoinAmountCent,
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ExtraItemOriginalAmountCent: pricing.ExtraItemAmountCent,
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RenterGrowthLevel: growthSnapshot.LevelCode,
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RenterGrowthLevelName: growthSnapshot.LevelName,
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RenterDiscountBps: growthSnapshot.DiscountBps,
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AccountSnapshot: snapshot,
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AccountSource: accountSource,
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SourceChannel: sourceChannel,
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Status: orderStatusPendingPayment,
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HandoffStatus: handoffStatusNone,
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HandoffMode: listingHandoffMode(listing),
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SettlementMode: listingSettlementMode(listing),
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ManagedAdminID: listing.ManagedAdminID,
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SettlementStatus: settlementStatusUnsettled,
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OfflineSettlementStatus: offlineSettlementStatusNone,
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SourceTrackCode: sourceTrackCode,
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}
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if distributionSite != nil && distributionRule != nil {
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order.DistributionSiteID = &distributionSite.ID
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order.DistributionMode = distributionRule.Mode
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order.DistributionRuleVersionID = &distributionRule.ID
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}
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if err := tx.Create(&order).Error; err != nil {
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return err
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}
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orderID := order.ID
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if err := notification.Append(tx,
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notification.Entry{
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UserID: order.RenterID,
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Type: "order",
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Title: "订单已创建",
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Content: "订单已创建，请在有效时间内完成支付。",
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BizType: "order",
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BizID: &orderID,
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},
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); err != nil {
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return err
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}
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reserveListingForOrder(&listing)
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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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createdID = order.ID
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return nil
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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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return r.FindForUser(ctx, renterID, createdID, req.DistributionSiteCode)
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}
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func loadShelfRatioTx(tx *gorm.DB, siteCode string, listingID uint64) (float64, uint64, error) {
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siteCode = strings.TrimSpace(siteCode)
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if siteCode == "" || listingID == 0 {
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return 0, 0, nil
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}
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var row struct {
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SiteID uint64 `gorm:"column:site_id"`
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Delta float64 `gorm:"column:delta"`
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}
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err := tx.Table("distribution_site_accounts AS dsa").
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Select("dsa.site_id, COALESCE(dsa.shelf_ratio_delta, 0) AS delta").
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Joins("INNER JOIN distribution_sites AS ds ON ds.id = dsa.site_id AND ds.site_code = ? AND ds.status = 'active'", siteCode).
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Where("dsa.listing_id = ? AND dsa.display_status = 'enabled'", listingID).
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Take(&row).Error
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return 0, 0, nil
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}
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return 0, 0, err
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}
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if row.Delta < 0 {
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row.Delta = 0
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}
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return row.Delta, row.SiteID, nil
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}
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func orderAccountSourceSnapshot(tx *gorm.DB, listingID uint64) (string, string, error) {
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var upload model.ListingUpload
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err := tx.Where("listing_id = ?", listingID).Order("id DESC").First(&upload).Error
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if err == nil {
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return "external", upload.SourceChannel, nil
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}
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if !errors.Is(err, gorm.ErrRecordNotFound) {
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return "", "", err
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}
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var listing model.RentalListing
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if err := tx.Select("distribution_site_id").First(&listing, listingID).Error; err == nil && listing.DistributionSiteID != nil {
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var site model.DistributionSite
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if err := tx.Select("site_code, site_name").First(&site, *listing.DistributionSiteID).Error; err == nil {
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return "distribution", fmt.Sprintf("分销站 - %s (%s)", site.SiteName, site.SiteCode), nil
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}
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}
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return "internal", "", nil
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}
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func listingHandoffMode(listing model.RentalListing) string {
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if listing.HandoffMode != "" {
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return listing.HandoffMode
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}
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return handoffModeOwner
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}
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func listingSettlementMode(listing model.RentalListing) string {
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if listing.SettlementMode != "" {
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return listing.SettlementMode
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}
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return settlementModeOwnerWallet
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}
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type depositWaiverAmounts struct {
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PaidCent int64
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WaivedCent int64
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UsedBeforeCent int64
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}
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func (r *Repository) depositAmountsForOrder(tx *gorm.DB, renterID uint64, originalDepositCent int64, growthSnapshot rentergrowth.DiscountSnapshot) (depositWaiverAmounts, error) {
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if originalDepositCent <= 0 {
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return depositWaiverAmounts{}, nil
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}
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used, err := activeDepositFreeUsed(tx, renterID)
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if err != nil {
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return depositWaiverAmounts{}, err
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}
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paidDeposit, waivedDeposit := calculateDepositWaiver(originalDepositCent, growthSnapshot.EffectiveDepositFreeQuotaCent, used)
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return depositWaiverAmounts{
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PaidCent: paidDeposit,
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WaivedCent: waivedDeposit,
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UsedBeforeCent: used,
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}, nil
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}
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func activeDepositFreeUsed(tx *gorm.DB, renterID uint64) (int64, error) {
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var used int64
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err := tx.Model(&model.RentalOrder{}).
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Where("renter_id = ? AND status NOT IN ?",
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renterID,
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[]string{orderStatusCompleted, orderStatusCancelled, orderStatusClosed},
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).
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Select("COALESCE(SUM(deposit_waived_amount_cent), 0)").
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Scan(&used).Error
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return used, err
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}
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func calculateDepositWaiver(originalDepositCent int64, quotaCent int64, usedCent int64) (int64, int64) {
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remaining := maxCent(quotaCent-usedCent, 0)
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waived := minCent(originalDepositCent, remaining)
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paid := maxCent(originalDepositCent-waived, 0)
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return paid, waived
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}
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// Pay 保留旧接口兼容，但真实付款必须走 payment 模块的渠道支付入口。
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func (r *Repository) Pay(ctx context.Context, userID uint64, orderID uint64) error {
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return ErrChannelPaymentRequired
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}
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// ConfirmPaidFromChannel 在乐刷确认支付后推进订单状态；租客资金不进入站内钱包。
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func (r *Repository) ConfirmPaidFromChannel(ctx context.Context, orderID uint64, providerBizNo string) error {
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var newConvID uint64
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err := r.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
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convID, err := r.ConfirmPaidFromChannelTx(tx, orderID)
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if err != nil {
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return err
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}
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newConvID = convID
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return nil
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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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if newConvID > 0 && r.chatNotifier != nil {
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r.chatNotifier.NotifyNewConversation(newConvID)
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}
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return nil
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}
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// ConfirmPaidFromChannelTx 在外部事务内推进支付成功后的订单状态。
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// 调用方负责提交事务，并在提交成功后按返回的会话 ID 触发异步通知。
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func (r *Repository) ConfirmPaidFromChannelTx(tx *gorm.DB, orderID uint64) (uint64, error) {
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assets, err := r.lockOrderAssets(tx, orderID)
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if err != nil {
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return 0, err
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}
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order := assets.Order
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listing := assets.Listing
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account := assets.Account
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if order.Status == orderStatusPendingHandoff || order.Status == orderStatusRenting {
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return 0, nil
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}
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if order.Status != orderStatusPendingPayment {
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return 0, ErrOrderCannotPay
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}
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if listing.Status != listingStatusPublished || listing.ReviewStatus != listingReviewStatusApproved || !listing.InTransaction {
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return 0, ErrListingUnavailable
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}
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active, err := hasActiveSiblingOrder(tx, order)
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if err != nil {
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return 0, err
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}
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if active {
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return 0, ErrListingUnavailable
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}
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// 租客已通过外部渠道付款，这里不写租客钱包流水。
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orderID = order.ID
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now := time.Now()
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order.Status = orderStatusPendingHandoff
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order.HandoffStatus = handoffStatusPendingOwner
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order.HandoffStartedAt = &now
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if err := markAssetsRented(tx, listing, account); err != nil {
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return 0, err
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}
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// 付款后只拉租客进账号群。主站和分销都不再另建订单群，二维码仍是发布时分到这个群的那一张。
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conversationID := uint64(0)
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if err := chat.AddRenterToListingConversation(tx, listing.ID, order.RenterID, order.OrderNo); err != nil {
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return 0, err
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}
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var listingConv model.ChatConversation
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err = tx.Where("listing_id = ? AND type = ?", listing.ID, chat.ConversationTypeListingGroup).First(&listingConv).Error
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if err == nil {
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conversationID = listingConv.ID
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} else if !errors.Is(err, gorm.ErrRecordNotFound) {
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return 0, err
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}
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if isPlatformHandoffOrder(*order) {
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if err := appendManagedAdminNotification(tx, *order, "order", "代管订单待交接", "租客已完成支付，请尽快在订单详情中提交交接说明。"); err != nil {
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return 0, err
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}
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if err := notification.Append(tx, notification.Entry{
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UserID: order.RenterID,
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Type: "order",
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Title: "订单支付成功",
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Content: "支付已完成，等待客服提交交接说明。",
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BizType: "order",
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BizID: &orderID,
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}); err != nil {
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return 0, err
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}
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} else {
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if err := notification.Append(tx,
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notification.Entry{
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UserID: order.OwnerID,
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Type: "order",
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Title: "收到新的租号订单",
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Content: "租客已完成支付，请尽快提交交接说明。",
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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.RenterID,
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Type: "order",
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Title: "订单支付成功",
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Content: "支付已完成，等待号主提交交接说明。",
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BizType: "order",
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BizID: &orderID,
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},
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); err != nil {
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return 0, err
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}
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// 节点短信：账号被租用、需要号主辅助登录，提醒及时处理避免被强制结束订单。
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// 代管订单由客服提交交接说明，不触达号主，因此只在这个分支入队。
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if _, err := smsnode.Enqueue(tx, smsnode.Entry{
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UserID: order.OwnerID,
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Node: smsnode.NodeOrderHandoffAssist,
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BizType: "order",
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BizID: orderID,
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DistributionSiteID: order.DistributionSiteID,
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}); err != nil {
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return 0, err
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}
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}
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if err := tx.Save(order).Error; err != nil {
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return 0, err
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}
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if err := tx.Save(listing).Error; err != nil {
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return 0, err
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}
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if err := tx.Save(account).Error; err != nil {
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return 0, err
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}
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return conversationID, nil
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}
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func (r *Repository) Cancel(ctx context.Context, userID uint64, orderID uint64) error {
|
||||
// 租客可能一边点取消一边在渠道完成付款。先核对渠道，已收款就让支付正常入账，
|
||||
// 不要把订单取消掉，否则钱收了订单却没了。
|
||||
if r.pendingPaymentOrderPaidAtChannel(ctx, userID, orderID) {
|
||||
return ErrOrderPaidAtChannel
|
||||
}
|
||||
err := r.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
|
||||
var order model.RentalOrder
|
||||
if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).
|
||||
Where("id = ? AND renter_id = ?", orderID, userID).
|
||||
First(&order).Error; err != nil {
|
||||
return err
|
||||
}
|
||||
if order.Status != orderStatusPendingPayment && order.Status != orderStatusPendingHandoff {
|
||||
return ErrOrderCannotCancel
|
||||
}
|
||||
listing, account, err := r.lockListingAccountForOrder(tx, &order)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
beforeStatus := order.Status
|
||||
now := time.Now()
|
||||
order.Status = orderStatusCancelled
|
||||
order.SettledAt = &now
|
||||
orderID := order.ID
|
||||
if beforeStatus == orderStatusPendingHandoff {
|
||||
totalCent := order.RentAmountCent + order.DepositAmountCent
|
||||
order.RefundStatus = refundStatusPendingReview
|
||||
order.RefundAmountCent = totalCent
|
||||
order.RefundedAt = nil
|
||||
} else {
|
||||
order.HandoffStatus = handoffStatusCancelled
|
||||
}
|
||||
if isPlatformHandoffOrder(order) {
|
||||
if err := appendManagedAdminNotification(tx, order, "order", "代管订单已取消", "租客已取消订单，退款待客服审核。"); err != nil {
|
||||
return err
|
||||
}
|
||||
if err := notification.Append(tx, notification.Entry{
|
||||
UserID: order.RenterID,
|
||||
Type: "order",
|
||||
Title: "订单取消成功",
|
||||
Content: "订单已取消，退款将由客服审核后原路退回。",
|
||||
BizType: "order",
|
||||
BizID: &orderID,
|
||||
}); err != nil {
|
||||
return err
|
||||
}
|
||||
} else {
|
||||
if err := notification.Append(tx,
|
||||
notification.Entry{
|
||||
UserID: order.OwnerID,
|
||||
Type: "order",
|
||||
Title: "订单已取消",
|
||||
Content: "租客已取消订单，退款待客服审核。",
|
||||
BizType: "order",
|
||||
BizID: &orderID,
|
||||
},
|
||||
notification.Entry{
|
||||
UserID: order.RenterID,
|
||||
Type: "order",
|
||||
Title: "订单取消成功",
|
||||
Content: "订单已取消，退款将由客服审核后原路退回。",
|
||||
BizType: "order",
|
||||
BizID: &orderID,
|
||||
},
|
||||
); err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
// 已付款订单取消后需等待客服审核退款，审核通过前继续占用账号。
|
||||
if beforeStatus == orderStatusPendingPayment {
|
||||
if err := releaseAssetsForRentalIfIdle(tx, &order, listing, account); err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
if err := closePendingOrderPayments(tx, order.ID, "order_cancel"); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
if err := tx.Save(&order).Error; err != nil {
|
||||
return err
|
||||
}
|
||||
if err := tx.Save(listing).Error; err != nil {
|
||||
return err
|
||||
}
|
||||
return tx.Save(account).Error
|
||||
})
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// closePendingOrderPayments 在订单取消时关闭仍未完成的下单支付流水，避免后台一直显示“支付中”。
|
||||
func closePendingOrderPayments(tx *gorm.DB, orderID uint64, source string) error {
|
||||
raw, err := json.Marshal(map[string]string{
|
||||
"source": source,
|
||||
"reason": "订单已取消，关闭未完成支付单",
|
||||
})
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
return tx.Model(&model.PaymentOrder{}).
|
||||
Where("order_id = ? AND biz_type = ? AND status IN ?", orderID, "order_pay", []string{"created", "paying"}).
|
||||
Updates(map[string]any{
|
||||
"status": "closed",
|
||||
"raw_response": datatypes.JSON(raw),
|
||||
}).Error
|
||||
}
|
||||
|
||||
func (r *Repository) ConfirmReceive(ctx context.Context, userID uint64, orderID uint64) error {
|
||||
return r.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
|
||||
var order model.RentalOrder
|
||||
if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&order, orderID).Error; err != nil {
|
||||
return err
|
||||
}
|
||||
if order.RenterID != userID {
|
||||
return ErrPermissionDenied
|
||||
}
|
||||
if order.Status != orderStatusPendingHandoff || order.HandoffStatus != handoffStatusPendingRenterConfirm {
|
||||
return ErrOrderCannotReceive
|
||||
}
|
||||
before := orderState(order)
|
||||
now := time.Now()
|
||||
if err := tx.Model(&model.HandoffRecord{}).
|
||||
Where("order_id = ? AND type IN ?", order.ID, []string{"owner_handoff", "platform_handoff"}).
|
||||
Update("confirmed_by_renter_at", now).Error; err != nil {
|
||||
return err
|
||||
}
|
||||
order.Status = orderStatusRenting
|
||||
order.HandoffStatus = handoffStatusReceived
|
||||
order.EstimatedDurationHours = estimateOrderDurationHours(order.AccountSnapshot)
|
||||
order.RentedAt = &now
|
||||
if err := appendOrderEvent(tx, order, "handoff", "renter_received_confirmed", processlog.ActorUser, userID, processlog.ActorUser, &order.OwnerID, "租客确认已收号，订单开始租用。", "", nil, before, nil); err != nil {
|
||||
return err
|
||||
}
|
||||
orderID := order.ID
|
||||
if isPlatformHandoffOrder(order) {
|
||||
if err := appendManagedAdminNotification(tx, order, "handoff", "租客已确认收号", "代管订单已进入使用中。"); err != nil {
|
||||
return err
|
||||
}
|
||||
} else {
|
||||
if err := notification.Append(tx, notification.Entry{
|
||||
UserID: order.OwnerID,
|
||||
Type: "handoff",
|
||||
Title: "租客已确认收号",
|
||||
Content: "订单已进入使用中。",
|
||||
BizType: "order",
|
||||
BizID: &orderID,
|
||||
}); err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
return tx.Save(&order).Error
|
||||
})
|
||||
}
|
||||
Reference in New Issue
Block a user