refac: remove frontend & clearer DDD

internal/infrastructure/useCases/CreateUser.go

@@ -0,0 +1,39 @@
+package useCases
+
+import (
+	"RenewCMS/internal/domain/user"
+
+	"github.com/google/uuid"
+)
+
+type CreateUserUseCase struct {
+	userRepository user.Repository
+}
+
+type CreateUserCommand struct {
+	Username string
+	Password string
+	Email    string
+}
+
+func NewCreateUserUseCase(userRepository user.Repository) *CreateUserUseCase {
+	return &CreateUserUseCase{userRepository}
+}
+
+func (g *CreateUserUseCase) CreateUser(createUser CreateUserCommand) (user.User, error) {
+	rawUuid := uuid.NewString()
+
+	createdUser, err := g.userRepository.Create(user.FromApi(
+		createUser.Username,
+		createUser.Password,
+		"",
+		createUser.Email,
+		rawUuid,
+	))
+	if err != nil {
+		return user.User{}, err
+	}
+
+	createdUser.VerificationCode = rawUuid
+	return createdUser, nil
+}