Encrypt git token

backend/internal/db/db.go

@@ -2,15 +2,19 @@ package db
 
 import (
 	"database/sql"
+	"fmt"
+
+	"novamd/internal/crypto"
 
 	_ "github.com/mattn/go-sqlite3"
 )
 
 type DB struct {
 	*sql.DB
+	crypto *crypto.Crypto
 }
 
-func Init(dbPath string) (*DB, error) {
+func Init(dbPath string, encryptionKey string) (*DB, error) {
 	db, err := sql.Open("sqlite3", dbPath)
 	if err != nil {
 		return nil, err
@@ -20,7 +24,17 @@ func Init(dbPath string) (*DB, error) {
 		return nil, err
 	}
 
-	database := &DB{db}
+	// Initialize crypto service
+	cryptoService, err := crypto.New(encryptionKey)
+	if err != nil {
+		return nil, fmt.Errorf("failed to initialize encryption: %w", err)
+	}
+
+	database := &DB{
+		DB:     db,
+		crypto: cryptoService,
+	}
+
 	if err := database.Migrate(); err != nil {
 		return nil, err
 	}
@@ -31,3 +45,18 @@ func Init(dbPath string) (*DB, error) {
 func (db *DB) Close() error {
 	return db.DB.Close()
 }
+
+// Helper methods for token encryption/decryption
+func (db *DB) encryptToken(token string) (string, error) {
+	if token == "" {
+		return "", nil
+	}
+	return db.crypto.Encrypt(token)
+}
+
+func (db *DB) decryptToken(token string) (string, error) {
+	if token == "" {
+		return "", nil
+	}
+	return db.crypto.Decrypt(token)
+}