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feat: add subscriptions and rework interfaces

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This commit is contained in:
Jon Lundy
2022-08-09 16:23:33 -06:00
parent 82f23ae323
commit 0642879c07
16 changed files with 1368 additions and 627 deletions
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15
pkg/es/event/events.go
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@@ -54,7 +54,7 @@ func (lis Events) SetStreamID(streamID string) {
}
func (lis Events) First() Event {
if len(lis) == 0 {
return nilEvent
return NilEvent
}
return lis[0]
}
@@ -66,7 +66,7 @@ func (lis Events) Rest() Events {
}
func (lis Events) Last() Event {
if len(lis) == 0 {
return nilEvent
return NilEvent
}
return lis[len(lis)-1]
}
@@ -134,13 +134,14 @@ type Meta struct {
func (m Meta) Created() time.Time {
return ulid.Time(m.EventID.Time())
}
func (m Meta) ID() string { return m.EventID.String() }
func (m Meta) GetEventID() string { return m.EventID.String() }
type _nilEvent struct{}
func (_nilEvent) EventMeta() Meta {
type nilEvent struct{}
func (nilEvent) EventMeta() Meta {
return Meta{}
}
func (_nilEvent) SetEventMeta(eventMeta Meta) {}
func (nilEvent) SetEventMeta(eventMeta Meta) {}
var nilEvent _nilEvent
var NilEvent nilEvent