@startuml
left to right direction
rectangle LMS {
  usecase "Mengakses Materi Kuliah" as usecase1
  usecase "Mengumpulkan Tugas" as usecase2
 
  usecase "Menjawab Forum" as usecase4
  usecase "Mengelola Mata kuliah" as usecase5
 
  usecase "Menyiapkan Materi" as usecase7
  usecase "Memberikan Tugas" as usecase8
  usecase "Membuat Forum Diskusi" as usecase9
  usecase "Membayar Biaya Kuliah" as usecase10
  usecase "Memilih Mata Kuliah & Kelas" as usecase11
  usecase "Memberi Nilai" as usecase12
  usecase "Mengatur Deadline Mahasiswa" as usecase13
  usecase "Chat ke BOT" as usecase14
  usecase "Registrasi Webinar" as usecase15
 usecase "Notifikasi Penilaian" as usecase16
usecase "Cari Kontak" as usecase17
usecase "Mengerjakan Quiz" as usecase18
usecase "Video Conference" as usecase19

  

}
  STUDENT --> usecase1 : Memilih
  STUDENT --> usecase2 : Mengumpulkan
  
  STUDENT --> usecase4 : Mengajukan
  STUDENT --> usecase10 : Membayar
  STUDENT --> usecase11 : Memilih
STUDENT --> usecase15 : Mendaftar
STUDENT --> usecase14 
STUDENT --> usecase17 : mengakses
STUDENT --> usecase18
STUDENT --> usecase19 : mengakses


usecase16 --> STUDENT :  Notify

 ADMIN -up-> usecase11 : Mengelola
  ADMIN -up-> usecase5 : Mengelola
 
  ADMIN -up-> usecase7 : Mengelola


ADMIN -up-> usecase19 : Membuat
 
  
 
  

  LECTURER --> usecase5 : Mengelola
  LECTURER --> usecase12 
  LECTURER --> usecase7 : Menyiapkan
  LECTURER --> usecase8 : Memberikan
  LECTURER --> usecase9 : Membuat
  LECTURER --> usecase13 : Mengatur
  LECTURER --> usecase19 : Mengakses
@enduml