Rename root folders

server/internal/db/db.go

@@ -0,0 +1,65 @@
+package db
+
+import (
+	"database/sql"
+	"fmt"
+
+	"novamd/internal/crypto"
+
+	_ "github.com/mattn/go-sqlite3" // SQLite driver
+)
+
+// DB represents the database connection
+type DB struct {
+	*sql.DB
+	crypto *crypto.Crypto
+}
+
+// Init initializes the database connection
+func Init(dbPath string, encryptionKey string) (*DB, error) {
+	db, err := sql.Open("sqlite3", dbPath)
+	if err != nil {
+		return nil, err
+	}
+
+	if err := db.Ping(); err != nil {
+		return nil, err
+	}
+
+	// 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
+	}
+
+	return database, nil
+}
+
+// Close closes the database connection
+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)
+}