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userService.go
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/
userService.go
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package service
import (
"fmt"
"log"
model "github.com/ICOMP-UNC/2023---soii---laboratorio-6-FrancoNB/models"
repository "github.com/ICOMP-UNC/2023---soii---laboratorio-6-FrancoNB/repositories"
"github.com/dgrijalva/jwt-go"
)
func GenerateToken(userID string) (string, error) {
token := jwt.New(jwt.SigningMethodHS256)
claims := token.Claims.(jwt.MapClaims)
claims["user_id"] = userID
tokenString, err := token.SignedString([]byte("secret_key"))
if err != nil {
log.Println(err)
return "", err
}
return tokenString, nil
}
func ValidateUser(user model.User) (string, error) {
sysUser, err := repository.UserGet(user.Username)
if err != nil {
return "", err
}
err = repository.UserValidateCredentials(user.Username, user.Password)
if err != nil {
return "", err
}
token, err := GenerateToken(fmt.Sprint(sysUser.Id))
if err != nil {
return "", err
}
return token, nil
}
func NewUser(user model.User) (model.User, error) {
var result model.User
_, err := repository.UserGet(user.Username)
if err == nil {
return result, fmt.Errorf("User '%s' already exists", user.Username)
}
result, err = repository.UserCreate(user)
if err != nil {
repository.UserDelete(user.Username)
return result, err
}
return result, nil
}
func ListAllUsers() ([]model.User, error) {
return repository.UserGetAll()
}