outbox for gateways

api/gateway/common/outbox/model.go

@@ -0,0 +1,33 @@
+package outbox
+
+import (
+	"time"
+
+	"github.com/tech/sendico/pkg/db/storable"
+)
+
+const Collection = "outbox"
+
+type Status string
+
+const (
+	StatusPending Status = "pending"
+	StatusSent    Status = "sent"
+	StatusFailed  Status = "failed"
+)
+
+// Event represents an outbox message pending dispatch to the broker.
+type Event struct {
+	storable.Base `bson:",inline" json:",inline"`
+
+	EventID  string     `bson:"eventId" json:"eventId"`
+	Subject  string     `bson:"subject" json:"subject"`
+	Payload  []byte     `bson:"payload" json:"payload"`
+	Status   Status     `bson:"status" json:"status"`
+	Attempts int        `bson:"attempts" json:"attempts"`
+	SentAt   *time.Time `bson:"sentAt,omitempty" json:"sentAt,omitempty"`
+}
+
+func (*Event) Collection() string {
+	return Collection
+}