暂存一下,防止丢失

internal/infrastructure/wallet/reservation_event.go

@@ -0,0 +1,37 @@
+package wallet
+
+import (
+	"context"
+	"strconv"
+
+	walletapp "github.com/break/junhong_cmp_fiber/internal/application/wallet"
+	"github.com/break/junhong_cmp_fiber/internal/infrastructure/messaging/outbox"
+	"github.com/break/junhong_cmp_fiber/pkg/constants"
+	"github.com/break/junhong_cmp_fiber/pkg/errors"
+	"gorm.io/gorm"
+)
+
+// ReservationEventWriter 将代理主钱包预占状态写入公共 Outbox。
+type ReservationEventWriter struct {
+	outbox *outbox.Repository
+}
+
+// NewReservationEventWriter 创建代理主钱包预占 Outbox Writer。
+func NewReservationEventWriter(repository *outbox.Repository) *ReservationEventWriter {
+	return &ReservationEventWriter{outbox: repository}
+}
+
+// Append 在调用方事务中追加预占状态事件。
+func (w *ReservationEventWriter) Append(ctx context.Context, tx *gorm.DB, event walletapp.ReservationEvent) error {
+	if w == nil || w.outbox == nil {
+		return errors.New(errors.CodeInternalError, "代理主钱包预占 Outbox Writer 未配置")
+	}
+	_, err := w.outbox.Append(ctx, tx, outbox.Envelope{
+		EventID: event.EventID, EventType: constants.OutboxEventTypeAgentMainWalletReservationChanged,
+		PayloadVersion: constants.AgentMainWalletReservationPayloadVersionV1,
+		AggregateType:  "agent_wallet_reservation", AggregateID: strconv.FormatUint(uint64(event.ReservationID), 10),
+		ResourceType: event.ReferenceType, ResourceID: strconv.FormatUint(uint64(event.ReferenceID), 10),
+		BusinessKey: event.EventID, RequestID: event.RequestID, CorrelationID: event.CorrelationID, Payload: event,
+	})
+	return err
+}