//: Playground - noun: a place where people can play

import Cocoa

//questao 1
class Contact {
    var name : String
    var phone : String
    var email : String

    init(withName name:String, withPhone phone: String, withEmail email : String) {
        self.name = name
        self.phone = phone
        self.email = email
    }

    func isEquals(the other:Contact) -> Bool {
        return other.name == self.name && other.email == self.email && other.phone == other.phone
    }

}

class Agenda {

    private var contacts = [Contact]()

    var contactList : [Contact] {
        get{
            return contacts
        }
    }

    func add(contact: Contact){
        contacts.append(contact)
    }

    func remove(contact : Contact) {
        let optionalIndex = contacts.index { (c) in c.isEquals(the: contact) }
        if let index = optionalIndex{
            contacts.remove(at: index)
        }
    }

    func find(byName name:String ) -> [Contact]{
        return contacts.filter {c in c.name.lowercased().contains(name.lowercased()) }
    }

    func sort() {
        let contactsSorted = contacts.sorted { (c1, c2) in c1.name < c2.name}
        self.contacts = contactsSorted
    }
}


let agenda = Agenda()

agenda.add(contact: Contact(withName: "Ramires", withPhone: "989898", withEmail: "ramires.nas@gmail.com"))
agenda.add(contact: Contact(withName: "ramires", withPhone: "989898", withEmail: "ramires.nas@gmail.com"))
agenda.add(contact: Contact(withName: "Ana", withPhone: "66755676", withEmail: "ana@gmail.com"))
agenda.add(contact: Contact(withName: "Bruno", withPhone: "345345", withEmail: "bruno@gmail.com"))

let found = agenda.find(byName: "n")
found
agenda.contactList
agenda.sort()
agenda.contactList


var contact = Contact(withName: "Ana", withPhone: "66755676", withEmail: "ana@gmail.com")
agenda.remove(contact: contact)
agenda.contactList