refac: remove frontend & clearer DDD

internal/domain/user/repository.go

@@ -0,0 +1,13 @@
+package user
+
+type Repository interface {
+	Get(id uint32) (User, error)
+	GetByUsername(username string) (User, error)
+	GetByEmail(email string) (User, error)
+	GetAll() []User
+	Create(user User) (User, error)
+	Delete(id uint32) error
+	UpdateVerificationStatus(userId uint32, isVerified bool) (User, error)
+	UpdatePassword(userId uint32, password string) (User, error)
+	UpdatePasswordResetCode(userId uint32, code string) (User, error)
+}

internal/domain/user/user.go

@@ -0,0 +1,63 @@
+package user
+
+import (
+	"time"
+)
+
+type User struct {
+	ID                     uint32    `json:"id"`
+	Username               string    `json:"username"`
+	Password               string    `json:"password"`
+	PasswordResetCode      string    `json:"password_reset_code"`
+	Email                  string    `json:"email"`
+	IsVerified             bool      `json:"is_verified"`
+	VerificationCode       string    `json:"verification_code"`
+	VerificationExpiration time.Time `json:"verification_expiration"`
+	CreatedAt              time.Time `json:"created_at"`
+	UpdatedAt              time.Time `json:"updated_at"`
+}
+
+func FromApi(
+	username string,
+	password string,
+	passwordResetCode string,
+	email string,
+	verificationCode string,
+) User {
+	expiration := time.Now().Add(2 * time.Hour)
+	return User{
+		Username:               username,
+		Password:               password,
+		PasswordResetCode:      passwordResetCode,
+		Email:                  email,
+		IsVerified:             false,
+		VerificationCode:       verificationCode,
+		VerificationExpiration: expiration,
+	}
+}
+
+func FromDb(
+	id uint32,
+	username string,
+	password string,
+	passwordResetCode string,
+	email string,
+	isVerified bool,
+	verificationCode string,
+	verificationExpiration time.Time,
+	createdAt time.Time,
+	updatedAt time.Time,
+) User {
+	return User{
+		ID:                     id,
+		Username:               username,
+		Password:               password,
+		PasswordResetCode:      passwordResetCode,
+		Email:                  email,
+		IsVerified:             isVerified,
+		VerificationCode:       verificationCode,
+		VerificationExpiration: verificationExpiration,
+		CreatedAt:              createdAt,
+		UpdatedAt:              updatedAt,
+	}
+}