Add a config to create new users on startup

internal/routes/usersignup.go

@@ -5,11 +5,9 @@ import (
 	"net/http"
 
 	"git.artlef.fr/PersonalLibraryManager/internal/appcontext"
+	"git.artlef.fr/PersonalLibraryManager/internal/createuser"
 	"git.artlef.fr/PersonalLibraryManager/internal/dto"
-	"git.artlef.fr/PersonalLibraryManager/internal/model"
 	"git.artlef.fr/PersonalLibraryManager/internal/myvalidator"
-	"golang.org/x/crypto/bcrypt"
-	"gorm.io/gorm"
 )
 
 func PostSignupHandler(ac appcontext.AppContext) {
@@ -27,43 +25,10 @@ func PostSignupHandler(ac appcontext.AppContext) {
 		myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
 		return
 	}
-	userDb, err := userWsToDb(user)
-	if err != nil {
-		myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
-		return
-	}
-
-	var existingUser model.User
-	err = ac.Db.Where("name = ?", user.Username).First(&existingUser).Error
-	if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
-		myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
-		return
-	}
-	if err == nil {
-		myvalidator.ReturnErrorsAsJsonResponse(&ac,
-			myvalidator.HttpError{
-				StatusCode: http.StatusInternalServerError,
-				Err:        errors.New("An user with this name already exists."),
-			})
-		return
-	}
-	err = ac.Db.Model(&model.User{}).Save(&userDb).Error
+	err = createuser.CreateUser(ac.Db, user.Username, user.Password)
 	if err != nil {
 		myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
 		return
 	}
 	ac.C.String(200, "Success")
 }
-
-func userWsToDb(u dto.UserSignup) (model.User, error) {
-	user := model.User{
-		Name:     u.Username,
-		Password: "",
-	}
-	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(u.Password), bcrypt.DefaultCost)
-	if err != nil {
-		return user, err
-	}
-	user.Password = string(hashedPassword)
-	return user, nil
-}