package com.example

import java.time.LocalDate

data class Person(var firstName: String, var lastName: String, var birthdate: LocalDate) {

    fun getAge(): Int {
        return LocalDate.now().year - birthdate.year;
    }

}

fun main(args: Array<String>) {
    val person1 = Person("Samuel", "Jackson", LocalDate.of(1948, 12, 21));
    val person2 = Person("Quentin", "Tarantino", LocalDate.of(1963, 3, 27))

    val persons = listOf<Person>(person1, person2)

    val personsAbove50 = persons.filter { it.getAge() > 50 }

    println(personsAbove50)

    println("First Name: ${person1.firstName}")

    val jsonString = """[
      {"firstName":"Samuel", "lastName": "Jackson"},
      {"firstName":"Quentin", "lastName": "Tarantino"}
    ]"""

    println(jsonString)
}