Added /register handler

src/internal/service/auth.go

@@ -1,7 +1,10 @@
 package service
 
 import (
+	"context"
 	"errors"
+
+	"github.com/jackc/pgx/v5/pgxpool"
 )
 
 var (
@@ -12,10 +15,14 @@ var (
 )
 
 func init() {
-	AuthService = &Auth{}
 }
 
 type Auth struct {
+	db *pgxpool.Pool
+}
+
+func NewAuthService(db *pgxpool.Pool) *Auth {
+	return &Auth{db: db}
 }
 
 func (a *Auth) Login(login, passwd string) (string, error) {
@@ -32,6 +39,13 @@ func (a *Auth) Login(login, passwd string) (string, error) {
 }
 
 func (a *Auth) Register(email, login, passwd string) (string, error) {
+	var id string
 
-	return "user-uuid", nil
+	sql := `INSERT INTO identity.users(email, username, password) VALUES($1, $2, $3) LIMIT 1 RETURNING id`
+	err := a.db.QueryRow(context.Background(), sql, email, login, passwd).Scan(&id)
+	if err != nil {
+		return "", errors.New("Failed to create new user: " + err.Error())
+	}
+
+	return id, nil
 }