6 maret 2026

backend/cmd/main.go

@@ -5,7 +5,7 @@ import (
 	"s-class-backend/config"
 	"s-class-backend/controllers"
 	"s-class-backend/middleware"
-	"s-class-backend/models" // <--- Pastikan ini ada!
+	"s-class-backend/models"
 
 	"github.com/gin-gonic/gin"
 )
@@ -15,7 +15,6 @@ func main() {
 	config.ConnectDatabase()
 
 	// 2. AutoMigrate (Membuat tabel jika belum ada)
-	// Kita masukkan semua model di sini agar relasi terbentuk rapi
 	config.DB.AutoMigrate(&models.User{}, &models.Room{}, &models.Booking{})
 
 	r := gin.Default()
@@ -34,8 +33,10 @@ func main() {
 		auth.POST("/login", controllers.Login)
 	}
 
+	r.POST("/api/verify-code", controllers.VerifyRedeemCode)
+
 	protected := r.Group("/api")
-	protected.Use(middleware.AuthMiddleware()) 
+	protected.Use(middleware.AuthMiddleware())
 	{
 		protected.GET("/profile", func(c *gin.Context) {
 			userID, _ := c.Get("user_id")
@@ -48,9 +49,9 @@ func main() {
 		protected.POST("/rooms", controllers.CreateRoom)
 
 		// Bookings
-		protected.POST("/bookings", controllers.CreateBooking)      
-		protected.GET("/bookings", controllers.GetUserBookings)     
-		protected.PATCH("/bookings/:id", controllers.UpdateBookingStatus) 
+		protected.POST("/bookings", controllers.CreateBooking)
+		protected.GET("/bookings", controllers.GetUserBookings)
+		protected.PATCH("/bookings/:id", controllers.UpdateBookingStatus)
 	}
 
 	r.Run(":8080")

backend/controllers/bookingcontroller.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"net/http"
 	"s-class-backend/config"
-	"s-class-backend/helpers" // Import helper pembuat kode acak
+	"s-class-backend/helpers"
 	"s-class-backend/models"
 	"time"
 
@@ -26,7 +26,7 @@ func CreateBooking(c *gin.Context) {
 		return
 	}
 
-	// --- Handle UUID ---
+	//Handle UUID
 	userIDInterface, exists := c.Get("user_id")
 	if !exists {
 		c.JSON(http.StatusUnauthorized, gin.H{"error": "User ID tidak ditemukan"})
@@ -51,7 +51,7 @@ func CreateBooking(c *gin.Context) {
 		return
 	}
 
-	// CEK BENTROK (Overlap Check)
+	// (Overlap Check)
 	var count int64
 	config.DB.Model(&models.Booking{}).Where("room_id = ? AND status != 'Cancelled' AND ((start_time < ? AND end_time > ?) OR (start_time < ? AND end_time > ?) OR (start_time >= ? AND end_time <= ?))",
 		input.RoomID, input.EndTime, input.StartTime, input.EndTime, input.StartTime, input.StartTime, input.EndTime).Count(&count)
@@ -105,10 +105,10 @@ func GetUserBookings(c *gin.Context) {
 }
 
 type UpdateStatusInput struct {
-	Status string `json:"status" binding:"required"` 
+	Status string `json:"status" binding:"required"`
 }
 
-// --- FUNGSI UPDATE STATUS (ADMIN) ---
+//UPDATE STATUS (ADMIN)
 func UpdateBookingStatus(c *gin.Context) {
 	bookingID := c.Param("id")
 
@@ -126,14 +126,12 @@ func UpdateBookingStatus(c *gin.Context) {
 
 	booking.Status = input.Status
 
-	// 👇 LOGIKA PEMBUATAN REDEEM CODE 👇
+	//REDEEM CODE
 	if input.Status == "Approved" {
-		// Buat kode dari helper jika sebelumnya belum punya kode
 		if booking.RedeemCode == "" {
 			booking.RedeemCode = helpers.GenerateRedeemCode()
 		}
 	} else if input.Status == "Rejected" || input.Status == "Cancelled" {
-		// Kosongkan kode jika peminjaman ditolak/dibatalkan
 		booking.RedeemCode = ""
 	}
 
@@ -143,4 +141,36 @@ func UpdateBookingStatus(c *gin.Context) {
 		"message": "Status booking berhasil diperbarui!",
 		"data":    booking,
 	})
-}
+}
+
+//INPUT UNTUK ESP3
+type RedeemInput struct {
+	RedeemCode string `json:"redeem_code" binding:"required"`
+}
+
+//VERIFIKASI KODE DARI ESP32
+func VerifyRedeemCode(c *gin.Context) {
+	var input RedeemInput
+
+	if err := c.ShouldBindJSON(&input); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "Format data salah"})
+		return
+	}
+
+	var booking models.Booking
+
+	if err := config.DB.Preload("Room").First(&booking, "redeem_code = ? AND status = 'Approved'", input.RedeemCode).Error; err != nil {
+		c.JSON(http.StatusUnauthorized, gin.H{"error": "Kode tidak valid, belum disetujui, atau sudah digunakan!"})
+		return
+	}
+
+	booking.Status = "Completed"
+	booking.RedeemCode = ""
+	config.DB.Save(&booking)
+
+	c.JSON(http.StatusOK, gin.H{
+		"message": "Kode valid!",
+		"room":    booking.Room.Name,
+		"status":  "success",
+	})
+}