AfterUser.kt

sealed class User {
    data class Customer(
        val name: String,
        val address: String,
        val phoneNumber: String
    ) : User()

    data class Store(
        val name: String,
        val address: String,
        val businessNumber: String
    ) : User()

    data class Admin(
        val name: String,
        val department: String
    ) : User()
}