event handlers framework

core/event/new.go

@@ -0,0 +1,30 @@
+package event
+
+// eventBus contains pub/sub
+var eventBus Bus
+
+func init() {
+	eventBus = New()
+}
+
+// Handler returns the global instance of the event bus
+func Handler() Bus {
+	return eventBus
+}
+
+// Type defines the format of event descriptors
+type Type string
+
+// Valid event types for publication and subscription
+const (
+	// TypeAddAccount for when account for user is created
+	TypeAddAccount Type = "ACCOUNT_ADD"
+	// TypeAddUser for when user is created
+	TypeAddUser Type = "USER_ADD"
+	// TypeRemoveUser for when user is deleted
+	TypeRemoveUser Type = "USER_DELETE"
+	// TypeAddDocument for when document created
+	TypeAddDocument Type = "DOCUMENT_ADD"
+	// TypeSystemLicenseChange for when adin updates license
+	TypeSystemLicenseChange Type = "LICENSE_CHANGE"
+)