2026-02-19 18:09:15 +07:00

107 lines
2.7 KiB
Go

package controllers
import (
"net/http"
"os"
"s-class-backend/config"
"s-class-backend/models"
"time"
"github.com/gin-gonic/gin"
"github.com/golang-jwt/jwt/v5"
"golang.org/x/crypto/bcrypt"
)
// Input Register
type RegisterInput struct {
NrpNip string `json:"nrp_nip" binding:"required"`
FullName string `json:"full_name" binding:"required"`
Email string `json:"email" binding:"required,email"`
Phone string `json:"phone" binding:"required"`
Password string `json:"password" binding:"required,min=6"`
}
// Input Login
type LoginInput struct {
NrpNip string `json:"nrp_nip" binding:"required"`
Password string `json:"password" binding:"required"`
}
// --- FUNGSI REGISTER ---
func Register(c *gin.Context) {
var input RegisterInput
if err := c.ShouldBindJSON(&input); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
hashedPassword, _ := bcrypt.GenerateFromPassword([]byte(input.Password), bcrypt.DefaultCost)
user := models.User{
NrpNip: input.NrpNip,
FullName: input.FullName,
Email: input.Email,
Phone: input.Phone,
PasswordHash: string(hashedPassword),
Role: "student",
}
if err := config.DB.Create(&user).Error; err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "NRP/NIP atau Email sudah terdaftar!"})
return
}
c.JSON(http.StatusOK, gin.H{"message": "Registrasi Berhasil!", "data": user})
}
// --- FUNGSI LOGIN (BARU) ---
func Login(c *gin.Context) {
var input LoginInput
// 1. Cek Input
if err := c.ShouldBindJSON(&input); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
// 2. Cari User berdasarkan NRP
var user models.User
if err := config.DB.Where("nrp_nip = ?", input.NrpNip).First(&user).Error; err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "NRP atau Password salah!"})
return
}
// 3. Cek Password (Bandingkan Hash)
err := bcrypt.CompareHashAndPassword([]byte(user.PasswordHash), []byte(input.Password))
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "NRP atau Password salah!"})
return
}
// 4. Bikin Token JWT (Tiket Masuk)
// Token berlaku selama 24 jam
expirationTime := time.Now().Add(24 * time.Hour)
claims := &jwt.MapClaims{
"user_id": user.UserID,
"role": user.Role,
"exp": expirationTime.Unix(),
}
token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
tokenString, err := token.SignedString([]byte(os.Getenv("JWT_SECRET")))
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Gagal membuat token"})
return
}
// 5. Kirim Token ke Pengguna
c.JSON(http.StatusOK, gin.H{
"message": "Login Berhasil!",
"token": tokenString,
"user": gin.H{
"full_name": user.FullName,
"role": user.Role,
},
})
}