generator client {
  provider = "prisma-client-js"
}

datasource db {
  provider = "mysql"
  url      = env("DATABASE_URL")
}

model admins {
  id        String   @id
  userId    String   @unique
  name      String
  phone     String?
  createdAt DateTime @default(now())
  updatedAt DateTime
  users     users    @relation(fields: [userId], references: [id], onDelete: Cascade)
}

model attendance_sessions {
  id          String        @id
  scheduleId  String
  date        DateTime      @db.Date
  startTime   DateTime
  endTime     DateTime
  qrCode      String?       @unique
  qrExpiredAt DateTime?
  topic       String?
  notes       String?       @db.Text
  isActive    Boolean       @default(true)
  createdAt   DateTime      @default(now())
  updatedAt   DateTime
  schedules   schedules     @relation(fields: [scheduleId], references: [id], onDelete: Cascade)
  attendances attendances[]

  @@unique([scheduleId, date])
}

model attendances {
  id                  String              @id
  sessionId           String
  studentId           String
  status              attendances_status  @default(PRESENT)
  checkInTime         DateTime            @default(now())
  ipAddress           String?
  latitude            Float?
  longitude           Float?
  deviceInfo          String?             @db.Text
  notes               String?             @db.Text
  createdAt           DateTime            @default(now())
  updatedAt           DateTime
  attendance_sessions attendance_sessions @relation(fields: [sessionId], references: [id], onDelete: Cascade)
  students            students            @relation(fields: [studentId], references: [id], onDelete: Cascade)

  @@unique([sessionId, studentId])
  @@index([studentId], map: "attendances_studentId_fkey")
}

model audit_logs {
  id        String   @id
  userId    String
  action    String
  entity    String
  entityId  String
  oldValue  String?  @db.Text
  newValue  String?  @db.Text
  ipAddress String?
  userAgent String?  @db.Text
  createdAt DateTime @default(now())
}

model classes {
  id        String      @id
  name      String      @unique
  grade     String
  major     String?
  capacity  Int         @default(40)
  createdAt DateTime    @default(now())
  updatedAt DateTime
  schedules schedules[]
  students  students[]
}

model courses {
  id          String      @id
  code        String      @unique
  name        String
  description String?     @db.Text
  teacherId   String
  credits     Int         @default(2)
  createdAt   DateTime    @default(now())
  updatedAt   DateTime
  teachers    teachers    @relation(fields: [teacherId], references: [id], onDelete: Cascade)
  schedules   schedules[]

  @@index([teacherId], map: "courses_teacherId_fkey")
}

model leave_requests {
  id          String                @id
  studentId   String
  startDate   DateTime              @db.Date
  endDate     DateTime              @db.Date
  type        leave_requests_type
  reason      String                @db.Text
  attachment  String?
  status      leave_requests_status @default(PENDING)
  reviewedBy  String?
  reviewedAt  DateTime?
  reviewNotes String?               @db.Text
  createdAt   DateTime              @default(now())
  updatedAt   DateTime
  students    students              @relation(fields: [studentId], references: [id], onDelete: Cascade)

  @@index([studentId], map: "leave_requests_studentId_fkey")
}

model notifications {
  id        String             @id
  userId    String
  type      notifications_type
  title     String
  message   String             @db.Text
  isRead    Boolean            @default(false)
  createdAt DateTime           @default(now())
}

model schedules {
  id                  String                @id
  courseId            String
  classId             String
  teacherId           String
  dayOfWeek           schedules_dayOfWeek
  startTime           String
  endTime             String
  room                String?
  wifiNetworkId       String?
  isActive            Boolean               @default(true)
  createdAt           DateTime              @default(now())
  updatedAt           DateTime
  attendance_sessions attendance_sessions[]
  classes             classes               @relation(fields: [classId], references: [id], onDelete: Cascade)
  courses             courses               @relation(fields: [courseId], references: [id], onDelete: Cascade)
  teachers            teachers              @relation(fields: [teacherId], references: [id], onDelete: Cascade)
  wifi_networks       wifi_networks?        @relation(fields: [wifiNetworkId], references: [id])

  @@index([classId], map: "schedules_classId_fkey")
  @@index([courseId], map: "schedules_courseId_fkey")
  @@index([teacherId], map: "schedules_teacherId_fkey")
  @@index([wifiNetworkId], map: "schedules_wifiNetworkId_fkey")
}

model students {
  id             String           @id
  userId         String           @unique
  nis            String           @unique
  name           String
  phone          String?
  address        String?          @db.Text
  photo          String?
  classId        String?
  parentPhone    String?
  parentEmail    String?
  createdAt      DateTime         @default(now())
  updatedAt      DateTime
  attendances    attendances[]
  leave_requests leave_requests[]
  classes        classes?         @relation(fields: [classId], references: [id])
  users          users            @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@index([classId], map: "students_classId_fkey")
}

model teachers {
  id        String      @id
  userId    String      @unique
  nip       String      @unique
  name      String
  phone     String?
  createdAt DateTime    @default(now())
  updatedAt DateTime
  courses   courses[]
  schedules schedules[]
  users     users       @relation(fields: [userId], references: [id], onDelete: Cascade)
}

model users {
  id        String     @id
  email     String     @unique
  password  String
  role      users_role @default(STUDENT)
  isActive  Boolean    @default(true)
  createdAt DateTime   @default(now())
  updatedAt DateTime
  admins    admins?
  students  students?
  teachers  teachers?
}

model wifi_networks {
  id          String      @id
  ssid        String
  description String?
  ipRange     String
  latitude    Float?
  longitude   Float?
  radius      Int         @default(50)
  isActive    Boolean     @default(true)
  createdAt   DateTime    @default(now())
  updatedAt   DateTime
  schedules   schedules[]
}

enum notifications_type {
  ATTENDANCE_REMINDER
  ABSENCE_ALERT
  LEAVE_APPROVED
  LEAVE_REJECTED
  SYSTEM
}

enum attendances_status {
  PRESENT
  LATE
  EXCUSED
  SICK
  ABSENT
}

enum users_role {
  ADMIN
  STUDENT
  TEACHER
}

enum leave_requests_type {
  SICK
  EXCUSED
  OTHER
}

enum schedules_dayOfWeek {
  MONDAY
  TUESDAY
  WEDNESDAY
  THURSDAY
  FRIDAY
  SATURDAY
  SUNDAY
}

enum leave_requests_status {
  PENDING
  APPROVED
  REJECTED
}