import UIKit

enum Importance{
    case unimportant
    case common
    case important
}

struct Note{
    let uid, title, content: String
    let color: UIColor
    let importance: Importance
    let selfDestructionDate: Date?

    init(uid: String = UUID().uuidString, title: String, content: String, color: UIColor = UIColor.white, importance: Importance, selfDestructionDate: Date? = nil) {
        self.uid = uid
        self.title = title
        self.content = content
        self.color = color
        self.importance = importance
        self.selfDestructionDate = selfDestructionDate
    }
}

var a = Note(uid: "uid", title: "title", content: "content", color: UIColor.black, importance: Importance.important)
print(a)
var b = Note(title: "title2", content: "content2", importance: Importance.unimportant)
print(b)