func newEventSource(evm event.EventManager) eventsource.EventSource {
es := eventsource.New(nil, nil)
var id int = -1
evm.Bind(event.AllEvents, func(es eventsource.EventSource, ev event.Event) {
id++
data, _ := json.Marshal(ev.Data)
go es.SendEventMessage(string(data), string(ev.Type), strconv.Itoa(id))
})
return es
}
func newEventTracer(evm event.EventManager) *eventTracer {
t := &eventTracer{25, make(map[event.EventType][]map[string]interface{}, 0)}
evm.Bind(event.AllEvents, func(ev event.Event) {
history, ok := t.data[ev.Type]
if !ok {
history = make([]map[string]interface{}, 0)
}
if len(history) >= t.limit {
history = history[1:]
}
history = append(history, ev.Data)
t.data[ev.Type] = history
})
return t
}