fix: handle duplicate input

internal/accessor/staff/get_staff.go

@@ -7,8 +7,8 @@ import (
 	"gorm.io/gorm"
 )
 
-func (sr *StaffRepository) GetStaffByEmail(email string) (*authdomain.LoginRepoResponse, error) {
-	var staff authdomain.LoginRepoResponse
+func (sr *StaffRepository) GetStaffByEmail(email string) (*authdomain.Staff, error) {
+	var staff authdomain.Staff
 
 	if email == "" {
 		return nil, errors.New("email is empty")

internal/accessor/staff/impl.go

@@ -10,7 +10,7 @@ type StaffRepository struct {
 }
 
 type StaffIntf interface {
-	GetStaffByEmail(string) (*authdomain.LoginRepoResponse, error)
+	GetStaffByEmail(string) (*authdomain.Staff, error)
 	Create(*authdomain.Staff) (*authdomain.Staff, error)
 }
 

internal/accessor/user_repository/get_user.go

@@ -3,12 +3,12 @@ package userrepository
 import (
 	"errors"
 
-	usermodel "github.com/ardeman/project-legalgo-go/database/user"
+	authdomain "github.com/ardeman/project-legalgo-go/internal/domain/auth"
 	"gorm.io/gorm"
 )
 
-func (ur *UserRepository) GetUserByEmail(email string) (*usermodel.User, error) {
-	var user usermodel.User
+func (ur *UserRepository) GetUserByEmail(email string) (*authdomain.User, error) {
+	var user authdomain.User
 
 	if email == "" {
 		return nil, errors.New("email is empty")

internal/accessor/user_repository/impl.go

@@ -2,7 +2,6 @@ package userrepository
 
 import (
 	"github.com/ardeman/project-legalgo-go/database"
-	usermodel "github.com/ardeman/project-legalgo-go/database/user"
 	authdomain "github.com/ardeman/project-legalgo-go/internal/domain/auth"
 )
 
@@ -11,7 +10,7 @@ type UserRepository struct {
 }
 
 type UserIntf interface {
-	GetUserByEmail(string) (*usermodel.User, error)
+	GetUserByEmail(string) (*authdomain.User, error)
 	CreateUser(*authdomain.User) (*authdomain.User, error)
 }
 

internal/services/auth/login_as_user.go

@@ -7,8 +7,8 @@ import (
 	"github.com/ardeman/project-legalgo-go/internal/utilities/utils"
 )
 
-func (sv *AuthSvc) LoginAsUser(spec authdomain.LoginReq) (string, error) {
-	user, err := sv.userRepo.GetUserByEmail(spec.Email)
+func (a *AuthSvc) LoginAsUser(spec authdomain.LoginReq) (string, error) {
+	user, err := a.userRepo.GetUserByEmail(spec.Email)
 	if err != nil {
 		return "", errors.New(err.Error())
 	}

internal/services/auth/register_staff.go

@@ -9,6 +9,10 @@ import (
 )
 
 func (a *AuthSvc) RegisterStaff(spec authdomain.RegisterStaffReq) (string, error) {
+	_, err := a.staffRepo.GetStaffByEmail(spec.Email)
+	if err == nil {
+		return "", errors.New("this email address is already in use")
+	}
 	hashedPwd, err := HashPassword(spec.Password)
 	if err != nil {
 		return "", err

internal/services/auth/register_user.go

@@ -9,6 +9,12 @@ import (
 )
 
 func (a *AuthSvc) RegisterUser(spec authdomain.RegisterUserReq) (string, error) {
+	_, err := a.userRepo.GetUserByEmail(spec.Email)
+
+	if err == nil {
+		return "", errors.New("this email address is already in use")
+	}
+
 	subsId, err := a.subsRepo.Create(spec.SubscribePlanID)
 	if err != nil {
 		return "", nil