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package models
import (
"bytes"
"encoding/gob"
"fmt"
"time"
"git.capotej.com/capotej/communique/config"
"github.com/dgraph-io/badger/v3"
"github.com/segmentio/ksuid"
)
type OutboxItem struct {
Handler config.Handler
Content []byte
Id []byte
CreatedAt time.Time
}
// used for lookup purposes (count, collect)
func NewOutboxItem(h config.Handler) *OutboxItem {
aso := &OutboxItem{Handler: h}
return aso
}
func CreateOutboxItem(h config.Handler, content []byte) *OutboxItem {
t := time.Now()
k, _ := ksuid.NewRandomWithTime(t)
aso := &OutboxItem{
Handler: h,
CreatedAt: t,
Content: content,
Id: k.Bytes(),
}
return aso
}
func (a *OutboxItem) keyName() []byte {
key := fmt.Sprintf("%s:%s", a.Keybase(), a.Id)
return []byte(key)
}
func (a *OutboxItem) Keybase() string {
keyBase := fmt.Sprintf("outboxes:%s", a.Handler.Name)
return keyBase
}
func (a *OutboxItem) Save(txn *badger.Txn) error {
if len(a.Content) == 0 {
return fmt.Errorf("content not set")
}
if len(a.Id) == 0 {
return fmt.Errorf("id not set")
}
var network bytes.Buffer
enc := gob.NewEncoder(&network)
err := enc.Encode(a)
if err != nil {
return fmt.Errorf("could not encode outbox item: %w", err)
}
e := badger.NewEntry(a.keyName(), network.Bytes())
return txn.SetEntry(e)
}
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