Add namespace created event

pkg/models/events.go

@@ -57,3 +57,12 @@ type TaskCommentCreatedEvent struct {
 func (t *TaskCommentCreatedEvent) TopicName() string {
 	return "task.comment.created"
 }
+
+type NamespaceCreatedEvent struct {
+	Namespace *Namespace
+	Doer      *user.User
+}
+
+func (n *NamespaceCreatedEvent) TopicName() string {
+	return "namespace.created"
+}

pkg/models/namespace.go

@@ -17,6 +17,7 @@
 package models
 
 import (
+	"code.vikunja.io/api/pkg/events"
 	"sort"
 	"strconv"
 	"strings"
@@ -478,6 +479,18 @@ func (n *Namespace) Create(s *xorm.Session, a web.Auth) (err error) {
 		return err
 	}
 
+	doer, err := user.GetFromAuth(a)
+	if err != nil {
+		return err
+	}
+	err = events.Publish(&NamespaceCreatedEvent{
+		Namespace: n,
+		Doer:      doer,
+	})
+	if err != nil {
+		return err
+	}
+
 	metrics.UpdateCount(1, metrics.NamespaceCountKey)
 	return
 }