package internal import ( "errors" "log" "net/http" "strings" "github.com/miekg/dns" "gorm.io/gorm" ) type ZoneRequest struct { *Zone User *User `json:"user,omitempty"` RequestID string `json:"id"` } type ZoneResponse struct { *Zone User *User `json:"user,omitempty"` Elapsed int64 `json:"elapsed"` } type Zone struct { ID string `json:"id"` UserID string `json:"user_id"` Body string `json:"body"` } type User struct { gorm.Model Username string `json:"name"` Password string HashedPassword string } func (zone *ZoneRequest) Parse() error { zp := dns.NewZoneParser(strings.NewReader(zone.Body), "", "") for rr, ok := zp.Next(); ok; rr, ok = zp.Next() { log.Println(rr) } if err := zp.Err(); err != nil { log.Println(err) return errors.New("unable to parse Zonefile") } return nil } func (zone *ZoneRequest) Bind(r *http.Request) error { if zone.Zone == nil { return errors.New("missing required zone file fields") } zone.Zone.Body = strings.ToLower(zone.Zone.Body) return nil } func NewZoneResponse(zone *Zone) *ZoneResponse { resp := &ZoneResponse{Zone: zone} if resp.User == nil { if user, _ := dbGetUser(resp.UserID); user != nil { resp.User = NewUserPayloadResponse(user) } } return resp } func NewUserPayloadResponse(user *User) *User { return &User{Username: user.Username} } func dbGetUser(s string) (*User, error) { return &User{Username: "user14651"}, nil } func (rd *ZoneResponse) Render(w http.ResponseWriter, r *http.Request) error { // Pre-processing before a response is marshalled and sent across the wire rd.Elapsed = 10 return nil }