.

backend/controllers/bookingcontroller.go

@@ -164,34 +164,80 @@ func UpdateBookingStatus(c *gin.Context) {
 }
 
 // INPUT UNTUK ESP32
-type RedeemInput struct {
-	RedeemCode string `json:"redeem_code" binding:"required"`
+type TokenInput struct {
+	Token string `json:"token" binding:"required"` // Berubah menjadi 'token' menyesuaikan payload ESP32
 }
 
-// VERIFIKASI KODE DARI ESP32
+// VERIFIKASI KODE DARI ESP32 (Booking & Jadwal Kuliah)
 func VerifyRedeemCode(c *gin.Context) {
-	var input RedeemInput
+	var input TokenInput
 
 	if err := c.ShouldBindJSON(&input); err != nil {
 		c.JSON(http.StatusBadRequest, gin.H{"error": "Format data salah"})
 		return
 	}
 
-	var booking models.Booking
+	currentTime := time.Now()
+	var endTime time.Time
+	var roomName string
 
-	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
+	// 1. CARI DI TABEL BOOKING (REDEEM CODE)
+	var booking models.Booking
+	errBooking := config.DB.Preload("Room").First(&booking, "redeem_code = ? AND status = 'Approved'", input.Token).Error
+
+	if errBooking == nil {
+		// LOGIKA BOOKING (Sudah menggunakan time.Time)
+		if currentTime.Before(booking.StartTime) {
+			c.JSON(http.StatusForbidden, gin.H{"error": "Belum waktunya peminjaman!"})
+			return
+		}
+		if currentTime.After(booking.EndTime) {
+			c.JSON(http.StatusForbidden, gin.H{"error": "Waktu peminjaman sudah habis!"})
+			return
+		}
+		endTime = booking.EndTime
+		roomName = booking.Room.Name
+
+	} else {
+		// 2. JIKA TIDAK KETEMU, CARI DI TABEL JADWAL KELAS (KODE MK)
+		var schedule models.ClassSchedule
+		errSchedule := config.DB.Preload("Room").First(&schedule, "kode_mk = ?", input.Token).Error
+
+		if errSchedule != nil {
+			c.JSON(http.StatusUnauthorized, gin.H{"error": "Token atau Kode MK tidak valid!"})
+			return
+		}
+
+		// LOGIKA JADWAL KULIAH (Konversi String Jam ke time.Time hari ini)
+		todayStr := currentTime.Format("2006-01-02")
+		// Gabungkan tanggal hari ini dengan jam dari database (JamMulai & JamSelesai)
+		startTime, _ := time.Parse("2006-01-02 15:04:05", todayStr+" "+schedule.JamMulai)
+		endTimeParsed, _ := time.Parse("2006-01-02 15:04:05", todayStr+" "+schedule.JamSelesai)
+
+		if currentTime.Before(startTime) {
+			c.JSON(http.StatusForbidden, gin.H{"error": "Belum waktunya jadwal kuliah!"})
+			return
+		}
+		if currentTime.After(endTimeParsed) {
+			c.JSON(http.StatusForbidden, gin.H{"error": "Waktu perkuliahan sudah habis!"})
+			return
+		}
+
+		endTime = endTimeParsed
+		roomName = schedule.Room.Name
 	}
 
-	booking.Status = "Completed"
-	booking.RedeemCode = ""
-	config.DB.Save(&booking)
+	// 3. HITUNG SISA WAKTU
+	sisaWaktuMenit := int(endTime.Sub(currentTime).Minutes())
+	if sisaWaktuMenit < 1 {
+		sisaWaktuMenit = 1
+	}
 
 	c.JSON(http.StatusOK, gin.H{
-		"message": "Kode valid!",
-		"room":    booking.Room.Name,
-		"status":  "success",
+		"status":           "success",
+		"message":          "Token valid!",
+		"room":             roomName,
+		"duration_minutes": sisaWaktuMenit,
 	})
 }
 
@@ -208,4 +254,4 @@ func GetAllBookings(c *gin.Context) {
 		"status": "success",
 		"data":   bookings,
 	})
-}
+}