Added arn to the main repository

arn/ActivityCreate.go

@@ -0,0 +1,63 @@
+package arn
+
+import "github.com/aerogo/nano"
+
+// ActivityCreate is a user activity that creates something.
+type ActivityCreate struct {
+	ObjectType string `json:"objectType"`
+	ObjectID   string `json:"objectId"`
+
+	hasID
+	hasCreator
+}
+
+// NewActivityCreate creates a new activity.
+func NewActivityCreate(objectType string, objectID string, userID UserID) *ActivityCreate {
+	return &ActivityCreate{
+		hasID: hasID{
+			ID: GenerateID("ActivityCreate"),
+		},
+		hasCreator: hasCreator{
+			Created:   DateTimeUTC(),
+			CreatedBy: userID,
+		},
+		ObjectType: objectType,
+		ObjectID:   objectID,
+	}
+}
+
+// Object returns the object that was created.
+func (activity *ActivityCreate) Object() Likeable {
+	obj, _ := DB.Get(activity.ObjectType, activity.ObjectID)
+	return obj.(Likeable)
+}
+
+// Postable casts the object to the Postable interface.
+func (activity *ActivityCreate) Postable() Postable {
+	return activity.Object().(Postable)
+}
+
+// TypeName returns the type name.
+func (activity *ActivityCreate) TypeName() string {
+	return "ActivityCreate"
+}
+
+// Self returns the object itself.
+func (activity *ActivityCreate) Self() Loggable {
+	return activity
+}
+
+// StreamActivityCreates returns a stream of all ActivityCreate objects.
+func StreamActivityCreates() <-chan *ActivityCreate {
+	channel := make(chan *ActivityCreate, nano.ChannelBufferSize)
+
+	go func() {
+		for obj := range DB.All("ActivityCreate") {
+			channel <- obj.(*ActivityCreate)
+		}
+
+		close(channel)
+	}()
+
+	return channel
+}