diff --git a/backend/cmd/main.go b/backend/cmd/main.go
index d51398b..a638c3d 100644
--- a/backend/cmd/main.go
+++ b/backend/cmd/main.go
@@ -14,12 +14,12 @@ func main() {
 	// 1. Konek Database
 	config.ConnectDatabase()
 
-	// 2. AutoMigrate (Tambahkan ClassSchedule di sini agar dikenali GORM)
+	// 2. AutoMigrate
 	config.DB.AutoMigrate(&models.User{}, &models.Room{}, &models.Booking{}, &models.ClassSchedule{})
 
 	r := gin.Default()
 
-	// 3. CORS Middleware (Agar Frontend bisa masuk)
+	// 3. CORS Middleware (Panggil fungsinya di sini)
 	r.Use(CORSMiddleware())
 
 	r.GET("/", func(c *gin.Context) {
@@ -58,35 +58,34 @@ func main() {
 		// Admin (Manage Rooms)
 		protected.PUT("/admin/rooms/:id/status", controllers.UpdateRoomStatus)
 
-		// 🌟 RUTE BARU: Jadwal Kuliah (Untuk Halaman Web Admin)
+		// Jadwal Kuliah (Untuk Halaman Web Admin)
 		protected.GET("/schedules", controllers.GetSchedules)
+		protected.POST("/schedules", controllers.CreateSchedule)
+		protected.PUT("/schedules/:id", controllers.UpdateSchedule)
+		protected.DELETE("/schedules/:id", controllers.DeleteSchedule)
 	}
+	
 	// 5. Jalur IoT ESP32
 	r.POST("/api/sensor/energy", controllers.UpdateRoomPower)
-
-	// RUTE BARU: Untuk menerima ketukan pintu dari Hardware ESP32
 	r.POST("/api/hardware/verify", controllers.VerifyHardwareCode)
-
-	// PASTIKAN BARIS INI ADA DI SINI:
 	r.POST("/api/hardware/control", controllers.ControlHardware)
-
 	r.GET("/api/hardware/status", controllers.GetHardwareStatus)
-
 	r.GET("/api/hardware/power-status", controllers.GetPowerStatus)
-
 	r.POST("/api/power/global", controllers.GlobalPowerControl)
 
 	r.Run(":8080")
 }
 
-// ... (fungsi CORSMiddleware tetap sama) ...
-
+// =========================================================================
+// FUNGSI MIDDLEWARE HARUS DITULIS DI LUAR FUNGSI MAIN
+// =========================================================================
 func CORSMiddleware() gin.HandlerFunc {
 	return func(c *gin.Context) {
 		c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
 		c.Writer.Header().Set("Access-Control-Allow-Credentials", "true")
 		c.Writer.Header().Set("Access-Control-Allow-Headers", "Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization, accept, origin, Cache-Control, X-Requested-With")
-		c.Writer.Header().Set("Access-Control-Allow-Methods", "POST, OPTIONS, GET, PUT, PATCH")
+		// Pastikan DELETE sudah masuk di sini
+		c.Writer.Header().Set("Access-Control-Allow-Methods", "POST, OPTIONS, GET, PUT, PATCH, DELETE")
 
 		if c.Request.Method == "OPTIONS" {
 			c.AbortWithStatus(204)
@@ -94,4 +93,4 @@ func CORSMiddleware() gin.HandlerFunc {
 		}
 		c.Next()
 	}
-}
+}
\ No newline at end of file
diff --git a/backend/controllers/schedulecontroller.go b/backend/controllers/schedulecontroller.go
index 725b216..9d7dc3b 100644
--- a/backend/controllers/schedulecontroller.go
+++ b/backend/controllers/schedulecontroller.go
@@ -2,15 +2,26 @@ package controllers
 
 import (
 	"net/http"
+	"s-class-backend/config"
+	"s-class-backend/models"
 
 	"github.com/gin-gonic/gin"
-	
-	// UBAH DUA BARIS INI MENJADI s-class-backend
-	"s-class-backend/config" 
-	"s-class-backend/models" 
 )
 
-// Fungsi untuk mengambil semua jadwal dari database
+// Struktur data untuk menerima input dari Frontend (Form Modal)
+type ScheduleInput struct {
+	KodeMK     string `json:"kode_mk" binding:"required"`
+	NamaMK     string `json:"nama_mk" binding:"required"`
+	RoomID     int    `json:"room_id" binding:"required"` // 🌟 PERBAIKAN: Ubah uint menjadi int
+	Hari       string `json:"hari" binding:"required"`
+	JamMulai   string `json:"jam_mulai" binding:"required"`
+	JamSelesai string `json:"jam_selesai" binding:"required"`
+	JumlahSks  int    `json:"jumlah_sks" binding:"required"` 
+}
+
+// =========================================================
+// 1. GET SCHEDULES (Menampilkan Data ke Tabel/Kalender)
+// =========================================================
 func GetSchedules(c *gin.Context) {
 	var schedules []models.ClassSchedule
 
@@ -20,8 +31,100 @@ func GetSchedules(c *gin.Context) {
 		return
 	}
 
-	// Kirim data ke frontend (React)
 	c.JSON(http.StatusOK, gin.H{
 		"data": schedules,
 	})
 }
+
+// =========================================================
+// 2. CREATE SCHEDULE (Menambah Jadwal Baru)
+// =========================================================
+func CreateSchedule(c *gin.Context) {
+	var input ScheduleInput
+	if err := c.ShouldBindJSON(&input); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "Format data tidak valid: " + err.Error()})
+		return
+	}
+
+	newSchedule := models.ClassSchedule{
+		KodeMK:     input.KodeMK,
+		NamaMK:     input.NamaMK,
+		RoomID:     input.RoomID,
+		Hari:       input.Hari,
+		JamMulai:   input.JamMulai,
+		JamSelesai: input.JamSelesai,
+		JumlahSks:  input.JumlahSks,
+	}
+
+	if err := config.DB.Create(&newSchedule).Error; err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": "Gagal menyimpan jadwal baru ke database"})
+		return
+	}
+
+	c.JSON(http.StatusCreated, gin.H{
+		"message": "Jadwal berhasil ditambahkan",
+		"data":    newSchedule,
+	})
+}
+
+// =========================================================
+// 3. UPDATE SCHEDULE (Mengedit Jadwal Saat UTS/Berubah)
+// =========================================================
+func UpdateSchedule(c *gin.Context) {
+	scheduleID := c.Param("id")
+
+	var input ScheduleInput
+	if err := c.ShouldBindJSON(&input); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "Format data tidak valid"})
+		return
+	}
+
+	var schedule models.ClassSchedule
+	// Cari jadwal lama di database berdasarkan ID
+	if err := config.DB.First(&schedule, scheduleID).Error; err != nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "Jadwal tidak ditemukan"})
+		return
+	}
+
+	// Timpa data lama dengan inputan baru dari Admin
+	schedule.KodeMK = input.KodeMK
+	schedule.NamaMK = input.NamaMK
+	schedule.RoomID = input.RoomID
+	schedule.Hari = input.Hari
+	schedule.JamMulai = input.JamMulai
+	schedule.JamSelesai = input.JamSelesai
+	schedule.JumlahSks = input.JumlahSks
+
+	// Simpan perubahan ke database
+	if err := config.DB.Save(&schedule).Error; err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": "Gagal memperbarui jadwal"})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"message": "Jadwal berhasil diperbarui",
+		"data":    schedule,
+	})
+}
+
+// =========================================================
+// 4. DELETE SCHEDULE (Menghapus Jadwal)
+// =========================================================
+func DeleteSchedule(c *gin.Context) {
+	scheduleID := c.Param("id")
+
+	var schedule models.ClassSchedule
+	// Pastikan data yang mau dihapus itu memang ada
+	if err := config.DB.First(&schedule, scheduleID).Error; err != nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "Jadwal tidak ditemukan"})
+		return
+	}
+
+	// Hapus secara permanen dari database
+	if err := config.DB.Delete(&schedule).Error; err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": "Gagal menghapus jadwal"})
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{"message": "Jadwal berhasil dihapus"})
+}
\ No newline at end of file