feat: add challenge to auth service

go.mod

@@ -3,6 +3,7 @@ module backend
 go 1.25.0
 
 require (
+	github.com/ethereum/go-ethereum v1.16.3
 	github.com/golang-jwt/jwt/v5 v5.3.0
 	github.com/google/uuid v1.6.0
 	github.com/spf13/viper v1.20.1
@@ -13,6 +14,7 @@ require (
 require (
 	github.com/fsnotify/fsnotify v1.8.0 // indirect
 	github.com/go-viper/mapstructure/v2 v2.2.1 // indirect
+	github.com/holiman/uint256 v1.3.2 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
 	github.com/jackc/pgx/v5 v5.6.0 // indirect
@@ -28,9 +30,9 @@ require (
 	github.com/subosito/gotenv v1.6.0 // indirect
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/multierr v1.9.0 // indirect
-	golang.org/x/crypto v0.32.0 // indirect
+	golang.org/x/crypto v0.36.0 // indirect
-	golang.org/x/sync v0.10.0 // indirect
+	golang.org/x/sync v0.12.0 // indirect
-	golang.org/x/sys v0.29.0 // indirect
+	golang.org/x/sys v0.31.0 // indirect
-	golang.org/x/text v0.21.0 // indirect
+	golang.org/x/text v0.23.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,6 +1,8 @@
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/ethereum/go-ethereum v1.16.3 h1:nDoBSrmsrPbrDIVLTkDQCy1U9KdHN+F2PzvMbDoS42Q=
+github.com/ethereum/go-ethereum v1.16.3/go.mod h1:Lrsc6bt9Gm9RyvhfFK53vboCia8kpF9nv+2Ukntnl+8=
 github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
 github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
 github.com/fsnotify/fsnotify v1.8.0 h1:dAwr6QBTBZIkG8roQaJjGof0pp0EeF+tNV7YBP3F/8M=
@@ -13,6 +15,8 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/holiman/uint256 v1.3.2 h1:a9EgMPSC1AAaj1SZL5zIQD3WbwTuHrMGOerLjGmM/TA=
+github.com/holiman/uint256 v1.3.2/go.mod h1:EOMSn4q6Nyt9P6efbI3bueV4e1b3dGlUCXeiRV4ng7E=
 github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
 github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
 github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 h1:iCEnooe7UlwOQYpKFhBabPMi4aNAfoODPEFNiAnClxo=
@@ -33,8 +37,8 @@ github.com/pelletier/go-toml/v2 v2.2.3 h1:YmeHyLY8mFWbdkNWwpr+qIL2bEqT0o95WSdkNH
 github.com/pelletier/go-toml/v2 v2.2.3/go.mod h1:MfCQTFTvCcUyyvvwm1+G6H/jORL20Xlb6rzQu9GuUkc=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
+github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
-github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
+github.com/rogpeppe/go-internal v1.12.0/go.mod h1:E+RYuTGaKKdloAfM02xzb0FW3Paa99yedzYV+kq4uf4=
 github.com/sagikazarmark/locafero v0.7.0 h1:5MqpDsTGNDhY8sGp0Aowyf0qKsPrhewaLSsFaodPcyo=
 github.com/sagikazarmark/locafero v0.7.0/go.mod h1:2za3Cg5rMaTMoG/2Ulr9AwtFaIppKXTRYnozin4aB5k=
 github.com/sourcegraph/conc v0.3.0 h1:OQTbbt6P72L20UqAkXXuLOj79LfEanQ+YQFNpLA9ySo=
@@ -58,14 +62,14 @@ go.uber.org/atomic v1.9.0 h1:ECmE8Bn/WFTYwEW/bpKD3M8VtR/zQVbavAoalC1PYyE=
 go.uber.org/atomic v1.9.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/multierr v1.9.0 h1:7fIwc/ZtS0q++VgcfqFDxSBZVv/Xo49/SYnDFupUwlI=
 go.uber.org/multierr v1.9.0/go.mod h1:X2jQV1h+kxSjClGpnseKVIxpmcjrj7MNnI0bnlfKTVQ=
-golang.org/x/crypto v0.32.0 h1:euUpcYgM8WcP71gNpTqQCn6rC2t6ULUPiOzfWaXVVfc=
+golang.org/x/crypto v0.36.0 h1:AnAEvhDddvBdpY+uR+MyHmuZzzNqXSe/GvuDeob5L34=
-golang.org/x/crypto v0.32.0/go.mod h1:ZnnJkOaASj8g0AjIduWNlq2NRxL0PlBrbKVyZ6V/Ugc=
+golang.org/x/crypto v0.36.0/go.mod h1:Y4J0ReaxCR1IMaabaSMugxJES1EpwhBHhv2bDHklZvc=
-golang.org/x/sync v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ=
+golang.org/x/sync v0.12.0 h1:MHc5BpPuC30uJk597Ri8TV3CNZcTLu6B6z4lJy+g6Jw=
-golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.12.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
-golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
+golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
-golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
-golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
+golang.org/x/text v0.23.0 h1:D71I7dUrlY+VX0gQShAThNGHFxZ13dGLBHQLVl1mJlY=
-golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
+golang.org/x/text v0.23.0/go.mod h1:/BLNzu4aZCJ1+kcD0DNRotWKage4q2rGVAg4o22unh4=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=

internal/domain/session.go

@@ -26,3 +26,16 @@ type UserSession struct {
 	UpdatedAt time.Time
 	DeletedAt *time.Time
 }
+
+func NewSession(userID, walletID uuid.UUID, ipAddress, agent string, expiresAt time.Time) *UserSession {
+	return &UserSession{
+		ID:        uuid.New(),
+		UserID:    userID,
+		WalletID:  walletID,
+		IPaddress: ipAddress,
+		Agent:     agent,
+		ExpiresAt: expiresAt,
+		CreatedAt: time.Now().UTC(),
+		UpdatedAt: time.Now().UTC(),
+	}
+}

internal/domain/user.go

@@ -1,12 +1,26 @@
 package domain
 
 import (
+	"backend/pkg/validate/national"
+	"backend/pkg/validate/phone"
 	"context"
+	"errors"
 	"time"
 
+	"net/mail"
+
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/google/uuid"
 )
 
+var (
+	ErrPhoneInvalid      = errors.New("phone number is invalid")
+	ErrUserNotFound      = errors.New("user not found")
+	ErrNationalIDInvalid = errors.New("national ID is invalid")
+	ErrWalletInvalid     = errors.New("wallet address is invalid")
+	ErrEmailInvalid      = errors.New("email is invalid")
+)
+
 type UserRepo interface {
 	Create(ctx context.Context, user *User) error
 	GetByID(ctx context.Context, id uuid.UUID) (*User, error)
@@ -16,14 +30,66 @@ type UserRepo interface {
 }
 
 type User struct {
-	ID          uuid.UUID
+	ID     uuid.UUID
-	PubKey      string
+	PubKey string
-	Name        string
+	Name   string
+	//TODO: add Kyc Embedded struct
+	//TODO: add NFT Embedded struct
 	LastName    string
 	PhoneNumber string
+	Email       *string
 	NationalID  string
+	BirthDate   *time.Time
 	LastLogin   *time.Time
 	CreatedAt   time.Time
 	UpdatedAt   time.Time
 	DeletedAt   *time.Time
 }
+
+type Challenge struct {
+	Message   uuid.UUID
+	TimeStamp time.Time
+	ExpiresAt time.Time
+}
+
+func NewUser(pubKey, name, lastName, phoneNumber, email, nationalID string) (*User, error) {
+
+	_, err := phone.IsValid(phoneNumber)
+	if err != nil {
+		return nil, ErrPhoneInvalid
+	}
+
+	_, err = national.IsValid(nationalID)
+	if err != nil {
+		return nil, ErrNationalIDInvalid
+	}
+
+	if !common.IsHexAddress(pubKey) {
+		return nil, ErrWalletInvalid
+	}
+
+	return &User{
+		ID:          uuid.New(),
+		PubKey:      pubKey,
+		Name:        name,
+		LastName:    lastName,
+		PhoneNumber: phoneNumber,
+		NationalID:  nationalID,
+		CreatedAt:   time.Now().UTC(),
+		UpdatedAt:   time.Now().UTC(),
+	}, nil
+}
+
+func (u *User) UpdateLastLogin() {
+	now := time.Now().UTC()
+	u.LastLogin = &now
+	u.UpdatedAt = now
+}
+
+func (u *User) UpdateInfo(email string) {
+	addr, err := mail.ParseAddress(email)
+	if err == nil {
+		u.Email = &addr.Address
+	}
+	u.UpdatedAt = time.Now().UTC()
+}

internal/repository/storage/types/user.go

@@ -2,14 +2,21 @@ package types
 
 import (
 	"backend/internal/domain"
+	"time"
 )
 
 type User struct {
 	Base
-	Name       string
+	PubKey   string
-	LastName   string
+	Name     string
+	LastName string
+	//TODO: add Kyc Embedded struct
+	//TODO: add NFT Embedded struct
 	Phone      string
 	NationalID string
+	LastLogin  *time.Time
+	Email      *string
+	BirthDate  *time.Time
 }
 
 func CastUserToStorage(u domain.User) *User {
@@ -24,6 +31,9 @@ func CastUserToStorage(u domain.User) *User {
 		LastName:   u.LastName,
 		Phone:      u.PhoneNumber,
 		NationalID: u.NationalID,
+		Email:      u.Email,
+		BirthDate:  u.BirthDate,
+		LastLogin:  u.LastLogin,
 	}
 }
 
@@ -34,6 +44,9 @@ func CastUserToDomain(u User) *domain.User {
 		LastName:    u.LastName,
 		PhoneNumber: u.Phone,
 		NationalID:  u.NationalID,
+		Email:       u.Email,
+		BirthDate:   u.BirthDate,
+		LastLogin:   u.LastLogin,
 		CreatedAt:   u.CreatedAt,
 		UpdatedAt:   u.UpdatedAt,
 		DeletedAt:   u.DeletedAt,

internal/usecase/auth_service.go

@@ -1 +1,49 @@
 package usecase
+
+import (
+	"backend/internal/domain"
+	"context"
+	"time"
+
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/google/uuid"
+)
+
+type AuthService interface {
+	GenerateChallenge(ctx context.Context, pubKey string) (*domain.Challenge, error)
+}
+
+type authService struct {
+	userRepo        *domain.UserRepo
+	sessionRepo     *domain.SessionRepo
+	challengeExp    uint
+	tokenExp        uint
+	refreshTokenExp uint
+}
+
+func NewAuthService(
+	userRepo *domain.UserRepo,
+	sessionRepo *domain.SessionRepo,
+	challengeExp uint,
+	tokenExp uint,
+	refreshTokenExp uint) AuthService {
+	return &authService{
+		userRepo:        userRepo,
+		sessionRepo:     sessionRepo,
+		challengeExp:    challengeExp,
+		tokenExp:        tokenExp,
+		refreshTokenExp: refreshTokenExp,
+	}
+}
+
+func (s *authService) GenerateChallenge(ctx context.Context, pubKey string) (*domain.Challenge, error) {
+	if !common.IsHexAddress(pubKey) {
+		return nil, domain.ErrWalletInvalid
+	}
+	challenge := &domain.Challenge{
+		Message:   uuid.New(),
+		TimeStamp: time.Now().UTC(),
+		ExpiresAt: time.Now().Add(time.Duration(s.challengeExp) * time.Minute),
+	}
+	return challenge, nil
+}