/
codec.go
47 lines (40 loc) · 885 Bytes
/
codec.go
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package sessions
import (
"encoding/json"
)
type data struct {
Entries []dataEntry `json:"entries"`
}
type dataEntry struct {
Key string `json:"k"`
ProtoValue []byte `json:"pv"`
}
func Encode(session *Session) ([]byte, error) {
var data data
for k, value := range session.values {
data.Entries = append(data.Entries, dataEntry{
Key: k,
ProtoValue: value.Data,
})
}
// TODO: Use proto instead
b, err := json.Marshal(data)
if err != nil {
return nil, err
}
return b, nil
}
func Decode(sessionID string, b []byte) (*Session, error) {
var data data
if err := json.Unmarshal(b, &data); err != nil {
return nil, err
}
session := &Session{
values: make(map[string]*sessionValue),
}
for _, entry := range data.Entries {
session.values[entry.Key] = &sessionValue{Data: entry.ProtoValue}
}
session.ID = sessionID
return session, nil
}