75 lines
1.4 KiB
Go
75 lines
1.4 KiB
Go
package domain
|
|
|
|
import (
|
|
"context"
|
|
"crypto/sha256"
|
|
"fmt"
|
|
"log"
|
|
"strings"
|
|
|
|
"github.com/keys-pub/keys"
|
|
"github.com/oklog/ulid/v2"
|
|
"github.com/sour-is/ev/pkg/es/event"
|
|
)
|
|
|
|
func Init(ctx context.Context) error {
|
|
return event.Register(ctx, &UserRegistered{})
|
|
}
|
|
|
|
type SaltyUser struct {
|
|
Name string
|
|
Pubkey *keys.EdX25519PublicKey
|
|
Inbox ulid.ULID
|
|
|
|
event.AggregateRoot
|
|
}
|
|
|
|
var _ event.Aggregate = (*SaltyUser)(nil)
|
|
|
|
// ApplyEvent applies the event to the aggrigate state
|
|
func (a *SaltyUser) ApplyEvent(lis ...event.Event) {
|
|
for _, e := range lis {
|
|
switch e := e.(type) {
|
|
case *UserRegistered:
|
|
a.Name = e.Name
|
|
a.Pubkey = e.Pubkey
|
|
a.Inbox = e.EventMeta().EventID
|
|
a.SetStreamID(a.streamID())
|
|
default:
|
|
log.Printf("unknown event %T", e)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (a *SaltyUser) streamID() string {
|
|
return fmt.Sprintf("saltyuser-%x", sha256.Sum256([]byte(strings.ToLower(a.Name))))
|
|
}
|
|
|
|
func (a *SaltyUser) OnUserRegister(name string, pubkey *keys.EdX25519PublicKey) error {
|
|
event.Raise(a, &UserRegistered{Name: name, Pubkey: pubkey})
|
|
return nil
|
|
}
|
|
|
|
type UserRegistered struct {
|
|
Name string
|
|
Pubkey *keys.EdX25519PublicKey
|
|
Endpoint ulid.ULID
|
|
|
|
eventMeta event.Meta
|
|
}
|
|
|
|
var _ event.Event = (*UserRegistered)(nil)
|
|
|
|
func (e *UserRegistered) EventMeta() event.Meta {
|
|
if e == nil {
|
|
return event.Meta{}
|
|
}
|
|
return e.eventMeta
|
|
}
|
|
|
|
func (e *UserRegistered) SetEventMeta(m event.Meta) {
|
|
if e != nil {
|
|
e.eventMeta = m
|
|
}
|
|
}
|