UserManager.swift

import Foundation
import Batch.User

private let onboardingAttemptedKey = "onboardingAttempted"
private let firstNameKey = "accountFirstName"
private let usernameKey = "accountUsername"

class UserManager {
    var isLoggedIn: Bool {
        get {
            return username != nil
        }
    }
    
    var onboardingAttempted: Bool {
        get {
            return UserDefaults.standard.bool(forKey: onboardingAttemptedKey)
        }
        
        set {
            UserDefaults.standard.setValue(newValue, forKey: onboardingAttemptedKey)
        }
    }
    
    var firstName: String? {
        get {
            return UserDefaults.standard.string(forKey: firstNameKey)
        }
        
        set {
            UserDefaults.standard.setValue(newValue, forKey: firstNameKey)
        }
    }
    
    var username: String? {
        get {
            return UserDefaults.standard.string(forKey: usernameKey)
        }
        
        set {
            UserDefaults.standard.setValue(newValue, forKey: usernameKey)
        }
    }
    
    func login(firstName: String, username: String) {
        self.firstName = firstName
        self.username = username
        syncBatchUserInfo()
    }
    
    func logout() {
        firstName = nil
        username = nil
    }
    
    func syncBatchUserInfo() {
        let username = self.username
        BatchProfile.identify(username)
        BatchProfile.editor { editor in
            if let firstName = self.firstName {
                try! editor.set(attribute: firstName, forKey: "firstname")
            } else {
                try! editor.removeAttribute(key: "firstname")
            }
        }
        
        SubscriptionManager().syncDataWithBatch()
    }
}