feat: Use gin default validator

go.mod

@@ -3,7 +3,6 @@ module git.vinchent.xyz/vinchent/howmuch
 go 1.23.1
 
 require (
-	github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2
 	github.com/fsnotify/fsnotify v1.7.0
 	github.com/gin-contrib/cors v1.7.2
 	github.com/gin-gonic/gin v1.10.0
@@ -31,7 +30,7 @@ require (
 	github.com/gin-contrib/sse v0.1.0 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
-	github.com/go-playground/validator/v10 v10.20.0 // indirect
+	github.com/go-playground/validator/v10 v10.22.1 // indirect
 	github.com/goccy/go-json v0.10.2 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect

go.sum

@@ -1,5 +1,3 @@
-github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2 h1:DklsrG3dyBCFEj5IhUbnKptjxatkF07cF2ak3yi77so=
-github.com/asaskevich/govalidator v0.0.0-20230301143203-a9d515a09cc2/go.mod h1:WaHUgvxTVq04UNunO+XhnAqY/wQc+bxr74GqbsZ/Jqw=
 github.com/bytedance/sonic v1.11.6 h1:oUp34TzMlL+OY1OUWxHqsdkgC/Zfc85zGqw9siXjrc0=
 github.com/bytedance/sonic v1.11.6/go.mod h1:LysEHSvpvDySVdC2f87zGWf6CIKJcAvqab1ZaiQtds4=
 github.com/bytedance/sonic/loader v0.1.1 h1:c+e5Pt1k/cy5wMveRDyk2X4B9hF4g7an8N3zCYjJFNM=
@@ -33,8 +31,8 @@ github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/o
 github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
 github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
 github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
-github.com/go-playground/validator/v10 v10.20.0 h1:K9ISHbSaI0lyB2eWMPJo+kOS/FBExVwjEviJTixqxL8=
+github.com/go-playground/validator/v10 v10.22.1 h1:40JcKH+bBNGFczGuoBYgX4I6m/i27HYW8P9FDk5PbgA=
-github.com/go-playground/validator/v10 v10.20.0/go.mod h1:dbuPbCMFw/DrkbEynArYaCwl3amGuJotoKCe95atGMM=
+github.com/go-playground/validator/v10 v10.22.1/go.mod h1:dbuPbCMFw/DrkbEynArYaCwl3amGuJotoKCe95atGMM=
 github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
 github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
 github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=

internal/howmuch/adapter/controller/user.go

@@ -29,7 +29,6 @@ import (
 	"git.vinchent.xyz/vinchent/howmuch/internal/howmuch/usecase/usecase"
 	"git.vinchent.xyz/vinchent/howmuch/internal/pkg/core"
 	"git.vinchent.xyz/vinchent/howmuch/internal/pkg/errno"
-	"github.com/asaskevich/govalidator"
 	"github.com/gin-gonic/gin"
 )
 
@@ -58,22 +57,26 @@ func NewUserController(us usecase.User) User {
 }
 
 func (uc *UserController) Create(ctx core.Context) {
-	var params model.User
+	var params struct {
+		Email     string `json:"email" binding:"required,email"`
+		FirstName string `json:"first_name" binding:"required"`
+		LastName  string `json:"last_name" binding:"required"`
+		Password  string `json:"password" binding:"required"`
+	}
 
 	if err := ctx.Bind(&params); err != nil {
 		core.WriteResponse(ctx, UserParamsErr, nil)
 		return
 	}
 
-	_, err := govalidator.ValidateStruct(params)
+	user := model.User{
-	if err != nil {
+		Email:     params.Email,
-		errno := UserParamsErr
+		FirstName: params.FirstName,
-		errno.Message = err.Error()
+		LastName:  params.LastName,
-		core.WriteResponse(ctx, errno, nil)
+		Password:  params.Password,
-		return
 	}
 
-	_, err = uc.userUsecase.Create(ctx, &params)
+	_, err := uc.userUsecase.Create(ctx, &user)
 	if err != nil {
 		core.WriteResponse(ctx, err, nil)
 		return

internal/howmuch/model/user.go

@@ -26,11 +26,11 @@ import "time"
 
 // User model
 type User struct {
-	ID        int       `json:"id"`
+	ID        int
-	Email     string    `json:"email"      valid:"email"`
+	Email     string
-	FirstName string    `json:"first_name" valid:"required"`
+	FirstName string
-	LastName  string    `json:"last_name"  valid:"required"`
+	LastName  string
-	Password  string    `json:"password"   valid:"required"`
+	Password  string
-	CreatedAt time.Time `json:"created_at"`
+	CreatedAt time.Time
-	UpdatedAt time.Time `json:"updated_at"`
+	UpdatedAt time.Time
 }

internal/howmuch/usecase/usecase/user.go

@@ -61,7 +61,7 @@ type userUsecase struct {
 
 type User interface {
 	Create(ctx context.Context, u *model.User) (*model.User, error)
-	Exist(ctx context.Context, u *model.User) (bool, error)
+	Exist(ctx context.Context, u *model.User) error
 }
 
 func NewUserUsecase(r repo.UserRepository, d repo.DBRepository) User {
@@ -113,23 +113,23 @@ func (uuc *userUsecase) Create(ctx context.Context, u *model.User) (*model.User,
 	return user, nil
 }
 
-func (uuc *userUsecase) Exist(ctx context.Context, u *model.User) (bool, error) {
+func (uuc *userUsecase) Exist(ctx context.Context, u *model.User) error {
 	got, err := uuc.userRepo.GetByEmail(ctx, u.Email)
 	// Any query error?
 	if err != nil {
-		return false, err
+		return err
 	}
 
 	// User exists?
 	if got == nil {
-		return false, UserNotExist
+		return UserNotExist
 	}
 
 	// Password correct?
 	err = bcrypt.CompareHashAndPassword([]byte(got.Password), []byte(u.Password))
 	if errors.Is(err, bcrypt.ErrMismatchedHashAndPassword) {
-		return false, UserWrongPassword
+		return UserWrongPassword
 	}
 
-	return true, nil
+	return nil
 }

internal/howmuch/usecase/usecase/user_test.go

@@ -69,32 +69,30 @@ func TestUserExist(t *testing.T) {
 		Name   string
 		User   *model.User
 		ExpErr error
-		ExpRes bool
 	}{
 		{"user exists", &model.User{
 			Email:    "a@b.c",
 			Password: "strongHashed",
-		}, nil, true},
+		}, nil},
 		{"query error", &model.User{
 			Email:    "query@error.com",
 			Password: "strongHashed",
-		}, repomock.UserTestDummyErr, false},
+		}, repomock.UserTestDummyErr},
 		{"user doesn not exist", &model.User{
 			Email:    "inexist@error.com",
 			Password: "strongHashed",
-		}, UserNotExist, false},
+		}, UserNotExist},
 		{"wrong password", &model.User{
 			Email:    "a@b.c",
 			Password: "wrongHashed",
-		}, UserWrongPassword, false},
+		}, UserWrongPassword},
 	}
 
 	for _, tst := range testCases {
 		ctx := context.Background()
 		userUsecase := NewUserUsecase(&repomock.TestUserRepository{}, &repomock.TestDBRepository{})
 
-		got, err := userUsecase.Exist(ctx, tst.User)
+		err := userUsecase.Exist(ctx, tst.User)
 		assert.ErrorIs(t, err, tst.ExpErr)
-		assert.Equal(t, tst.ExpRes, got)
 	}
 }

internal/pkg/test/request.go

@@ -1,3 +1,25 @@
+// MIT License
+//
+// Copyright (c) 2024 vinchent <vinchent@vinchent.xyz>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
 package test
 
 import (