feat: next

server/internal/auth/creds.go

@@ -0,0 +1,49 @@
+package auth
+
+import (
+	"strings"
+
+	"github.com/go-webauthn/webauthn/protocol"
+	"github.com/go-webauthn/webauthn/webauthn"
+	"github.com/spotdemo4/trevstack/server/internal/sqlc"
+)
+
+func NewCreds(creds []sqlc.Credential) []webauthn.Credential {
+	webauthnCreds := []webauthn.Credential{}
+
+	for _, c := range creds {
+		transports := []protocol.AuthenticatorTransport{}
+		if c.Transports != nil {
+			for t := range strings.SplitSeq(*c.Transports, " ") {
+				transports = append(transports, protocol.AuthenticatorTransport(t))
+			}
+		}
+
+		flags := webauthn.CredentialFlags{}
+		if c.UserVerified != nil {
+			flags.UserVerified = *c.UserVerified
+		}
+		if c.BackupEligible != nil {
+			flags.BackupEligible = *c.BackupEligible
+		}
+		if c.BackupState != nil {
+			flags.BackupState = *c.BackupState
+		}
+
+		webauthnCreds = append(webauthnCreds, webauthn.Credential{
+			ID:        []byte(c.CredID),
+			PublicKey: c.CredPublicKey,
+			Authenticator: webauthn.Authenticator{
+				SignCount: uint32(c.SignCount),
+			},
+			Transport: transports,
+			Flags:     flags,
+			Attestation: webauthn.CredentialAttestation{
+				Object:         c.AttestationObject,
+				ClientDataJSON: c.AttestationClientData,
+			},
+		})
+	}
+
+	return webauthnCreds
+}

server/internal/auth/user.go

@@ -0,0 +1,33 @@
+package auth
+
+import "github.com/go-webauthn/webauthn/webauthn"
+
+type User struct {
+	id          string
+	username    string
+	credentials []webauthn.Credential
+}
+
+func NewUser(id string, username string, credentials []webauthn.Credential) User {
+	return User{
+		id:          id,
+		username:    username,
+		credentials: credentials,
+	}
+}
+
+func (u User) WebAuthnID() []byte {
+	return []byte(u.id)
+}
+
+func (u User) WebAuthnName() string {
+	return u.username
+}
+
+func (u User) WebAuthnDisplayName() string {
+	return u.username
+}
+
+func (u User) WebAuthnCredentials() []webauthn.Credential {
+	return u.credentials
+}