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package state
import (
"database/sql/driver"
"encoding/json"
log "github.com/sirupsen/logrus"
"github.com/oidc-mytoken/server/internal/db"
"github.com/oidc-mytoken/server/internal/server/config"
"github.com/oidc-mytoken/server/internal/utils/hashUtils"
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)
type State struct {
state string
hash string
pollingCode string
}
func NewState(state string) *State {
return &State{
state: state,
}
}
func (s *State) Hash() string {
if len(s.hash) == 0 {
s.hash = hashUtils.SHA512Str([]byte(s.state))
}
return s.hash
}
func (s *State) PollingCode() string {
if len(s.pollingCode) == 0 {
s.pollingCode = hashUtils.HMACSHA512Str([]byte(s.state), []byte("polling_code"))[:config.Get().Features.Polling.Len]
log.WithField("state", s.state).WithField("polling_code", s.pollingCode).Debug("Created polling_code for state")
}
return s.pollingCode
}
func (s State) State() string {
return s.state
}
// Value implements the driver.Valuer interface
func (s State) Value() (driver.Value, error) {
return s.Hash(), nil
}
// Scan implements the sql.Scanner interface
func (s *State) Scan(src interface{}) error {
if src == nil {
return nil
}
ns := db.NewNullString("")
if err := ns.Scan(src); err != nil {
return err
}
s.hash = ns.String
return nil
}
// UnmarshalJSON implements the json.Unmarshaler interface
func (s *State) UnmarshalJSON(data []byte) error {
err := json.Unmarshal(data, &s.state)
return err
}
// MarshalJSON implements the json.Marshaler interface
func (s State) MarshalJSON() ([]byte, error) {
return json.Marshal(s.state)
}