hook

type Event string

type EventPayload struct {
	Name       Event
	Scope      Scope
	Source     string
	PayloadOld interface{}
	Payload    interface{}
}

type Hooker struct {
	Subscribers       []Subscriber
	ScopedSubscribers map[Scope][]Subscriber
}

type HookerInterface interface {
	Trigger(event Event, payload interface{})
	AddSubscriber(scope Scope, subscriber Subscriber)
}

type RawEventPayload struct {
	Name    Event  `json:"name"`
	Scope   Scope  `json:"scope"`
	Source  string `json:"source"`
	Payload []byte `json:"payload"`
}

type Scope string

type Subscriber interface {
	Created(payload EventPayload)
	Updated(payload EventPayload)
	Deleted(payload EventPayload)
}