break
f15a64395f
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95 lines
4.1 KiB
Go
95 lines
4.1 KiB
Go
// Package wallet 提供代理主钱包持久化与可靠事件 Adapter。
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package wallet
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import (
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"context"
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"strconv"
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notificationapp "github.com/break/junhong_cmp_fiber/internal/application/notification"
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walletapp "github.com/break/junhong_cmp_fiber/internal/application/wallet"
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"github.com/break/junhong_cmp_fiber/internal/infrastructure/audit"
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"github.com/break/junhong_cmp_fiber/internal/infrastructure/messaging/outbox"
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"github.com/break/junhong_cmp_fiber/internal/model"
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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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"gorm.io/gorm"
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)
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// DebitEventWriter 将代理主钱包扣款事实写入公共 Outbox 和统一审计。
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type DebitEventWriter struct {
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outbox *outbox.Repository
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audit *audit.Writer
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}
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// NewDebitEventWriter 创建代理主钱包扣款事件 Writer。
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func NewDebitEventWriter(repository *outbox.Repository, auditWriter *audit.Writer) *DebitEventWriter {
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return &DebitEventWriter{outbox: repository, audit: auditWriter}
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}
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// Append 在调用方业务事务中追加代理主钱包扣款 Outbox 与审计事件。
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func (w *DebitEventWriter) Append(ctx context.Context, tx *gorm.DB, event walletapp.DebitedEvent) error {
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if w == nil || w.outbox == nil || w.audit == nil {
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return errors.New(errors.CodeInternalError, "代理主钱包扣款事件 Writer 未配置")
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}
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_, err := w.outbox.Append(ctx, tx, outbox.Envelope{
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EventID: event.EventID, EventType: constants.OutboxEventTypeAgentMainWalletDebited,
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PayloadVersion: constants.AgentMainWalletDebitedPayloadVersionV1,
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AggregateType: "agent_wallet", AggregateID: strconv.FormatUint(uint64(event.WalletID), 10),
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ResourceType: event.ReferenceType, ResourceID: strconv.FormatUint(uint64(event.ReferenceID), 10),
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BusinessKey: event.EventID, RequestID: event.RequestID, CorrelationID: event.CorrelationID, Payload: event,
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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 err := w.audit.WriteAgentWalletDebit(ctx, tx, event); err != nil {
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return err
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}
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if event.BalanceBefore < constants.AgentMainWalletLowBalanceThreshold || event.BalanceAfter >= constants.AgentMainWalletLowBalanceThreshold {
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return nil
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}
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recipientID, err := resolveBusinessOwnerAccountID(ctx, tx, event.ShopID)
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if err != nil || recipientID == 0 {
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return err
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}
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shopID := strconv.FormatUint(uint64(event.ShopID), 10)
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notificationEventID := "wallet-low:order:" + strconv.FormatUint(uint64(event.ReferenceID), 10)
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_, err = w.outbox.AppendIdempotent(ctx, tx, outbox.Envelope{
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EventID: notificationEventID, EventType: constants.OutboxEventTypeAdminDirectNotification,
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PayloadVersion: constants.NotificationPayloadVersionV1,
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AggregateType: "agent_wallet", AggregateID: strconv.FormatUint(uint64(event.WalletID), 10),
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ResourceType: constants.NotificationRefTypeShopFund, ResourceID: shopID,
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BusinessKey: notificationEventID, RequestID: event.RequestID, CorrelationID: event.CorrelationID,
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Payload: notificationapp.AdminDirectPayload{
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RecipientID: recipientID, NotificationType: constants.NotificationTypeAgentMainWalletLowBalance,
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RefType: constants.NotificationRefTypeShopFund, RefID: shopID,
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},
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})
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if err != nil {
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return errors.Wrap(errors.CodeDatabaseError, err, "写入主钱包低余额通知事件失败")
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}
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return nil
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}
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// resolveBusinessOwnerAccountID 返回店铺当前启用的平台业务员账号；无有效归属时返回零值。
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func resolveBusinessOwnerAccountID(ctx context.Context, tx *gorm.DB, shopID uint) (uint, error) {
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var shop model.Shop
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err := tx.WithContext(ctx).Select("business_owner_account_id").Where("id = ?", shopID).Take(&shop).Error
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if err == gorm.ErrRecordNotFound || shop.BusinessOwnerAccountID == nil {
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return 0, nil
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}
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if err != nil {
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return 0, errors.Wrap(errors.CodeDatabaseError, err, "查询店铺业务员归属失败")
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}
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var account model.Account
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err = tx.WithContext(ctx).Select("id").
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Where("id = ? AND status = ? AND user_type = ?", *shop.BusinessOwnerAccountID, constants.StatusEnabled, constants.UserTypePlatform).
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Take(&account).Error
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if err == gorm.ErrRecordNotFound {
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return 0, nil
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}
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if err != nil {
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return 0, errors.Wrap(errors.CodeDatabaseError, err, "校验店铺业务员账号失败")
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}
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return account.ID, nil
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}
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