132 lines
3.7 KiB
Go
132 lines
3.7 KiB
Go
package handler
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import (
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"BE-MiniERP/config"
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"BE-MiniERP/database"
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"BE-MiniERP/modules/auth/models"
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"BE-MiniERP/modules/auth/repository"
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"BE-MiniERP/modules/auth/service"
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"github.com/gofiber/fiber/v2"
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"github.com/golang-jwt/jwt/v4"
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)
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type AuthHandler struct {
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Repo *repository.UserRepository
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}
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func NewAuthHandler() *AuthHandler {
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return &AuthHandler{
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Repo: repository.NewUserRepository(database.DB),
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}
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}
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func (h *AuthHandler) Register(c *fiber.Ctx) error {
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var input struct {
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Username string `json:"username"`
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Password string `json:"password"`
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Role string `json:"role"`
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}
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if err := c.BodyParser(&input); err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "invalid input"})
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}
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hash, err := service.HashPassword(input.Password)
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if err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "failed to hash password"})
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}
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user := &models.User{
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Username: input.Username,
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PasswordHash: hash,
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Role: input.Role,
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}
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if err := h.Repo.Create(user); err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "failed to create user"})
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}
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return c.JSON(fiber.Map{"message": "user registered"})
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}
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func (h *AuthHandler) Login(c *fiber.Ctx) error {
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var input struct {
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Username string `json:"username"`
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Password string `json:"password"`
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}
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if err := c.BodyParser(&input); err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "invalid input"})
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}
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user, err := h.Repo.FindByUsername(input.Username)
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if err != nil || !service.CheckPasswordHash(input.Password, user.PasswordHash) {
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return c.Status(fiber.StatusUnauthorized).JSON(fiber.Map{"error": "invalid credentials"})
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}
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token, err := service.GenerateJWT(user.ID, user.Role)
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if err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "failed to generate token"})
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}
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refreshToken, err := service.GenerateRefreshToken(user.ID)
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if err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "failed to generate refresh token"})
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}
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return c.JSON(fiber.Map{"token": token, "refresh_token": refreshToken, "role": user.Role})
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}
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func (h *AuthHandler) GetUser(c *fiber.Ctx) error {
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userID := c.Locals("user_id") // diset dari middleware
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if userID == nil {
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return c.Status(fiber.StatusUnauthorized).JSON(fiber.Map{"error": "unauthorized"})
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}
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user, err := h.Repo.FindByID(userID.(uint))
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if err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "failed to fetch user"})
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}
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return c.JSON(user)
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}
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func (h *AuthHandler) RefreshToken(c *fiber.Ctx) error {
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var input struct {
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RefreshToken string `json:"refresh_token"`
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}
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if err := c.BodyParser(&input); err != nil {
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return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "invalid input"})
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}
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token, err := jwt.Parse(input.RefreshToken, func(token *jwt.Token) (interface{}, error) {
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return []byte(config.GetConfig().JWTSecret), nil
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})
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if err != nil || !token.Valid {
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return c.Status(fiber.StatusUnauthorized).JSON(fiber.Map{"error": "invalid or expired refresh token"})
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}
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claims, ok := token.Claims.(jwt.MapClaims)
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if !ok || claims["user_id"] == nil {
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return c.Status(fiber.StatusUnauthorized).JSON(fiber.Map{"error": "invalid claims"})
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}
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userID := uint(claims["user_id"].(float64))
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user, err := h.Repo.FindByID(userID)
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if err != nil {
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return c.Status(fiber.StatusUnauthorized).JSON(fiber.Map{"error": "user not found"})
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}
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newAccessToken, err := service.GenerateJWT(user.ID, user.Role)
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if err != nil {
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return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": "failed to generate new token"})
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}
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return c.JSON(fiber.Map{
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"token": newAccessToken,
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})
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}
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