ADD: added raw structure

backend/internal/database/database.go

@@ -0,0 +1,49 @@
+package database
+
+import (
+	"database/sql"
+	"fmt"
+	"log"
+)
+
+type database struct {
+	host     string
+	port     int
+	user     string
+	password string
+	dbname   string
+	db       *sql.DB // Pointer to sql.DB
+}
+
+func New(host string, port int, user, password, dbname string) *database {
+	return &database{
+		host:     host,
+		port:     port,
+		user:     user,
+		password: password,
+		dbname:   dbname,
+		db:       nil,
+	}
+}
+
+func (d *database) Connect() error {
+	fmt.Println("Connecting to the database...")
+	psqlInfo := fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=disable",
+		d.host, d.port, d.user, d.password, d.dbname)
+	// Construct the connection string
+
+	db, err := sql.Open("postgres", psqlInfo)
+	// Open a new database connection
+	if err != nil {
+		return fmt.Errorf("failed to open database: %w", err)
+	}
+
+	// Test the connection
+	if err := db.Ping(); err != nil {
+		return fmt.Errorf("failed to ping database: %w", err)
+	}
+
+	log.Println("Connected to the database successfully")
+	d.db = db
+	return nil
+}

backend/internal/database/initTables.go

@@ -0,0 +1 @@
+package database