UserAttributes

public struct UserAttributes {
  // Identity & Basic Info
  public let email: String?
  public let firstName: String?
  public let lastName: String?
  public let phoneNumber: String?
  
  // Location
  public let postalCode: String?
  public let city: String?
  public let state: String?
  public let countryCode: String?  
  public let latitude: String?     
  public let longitude: String?    
  
  // Demographics
  public let age: Int?
  public let dateOfBirth: String?
  public let gender: String?
  @available(*, deprecated, message: "Use Encore.shared.setLanguage(_:). Removed in the next major version.")
  public var language: String? { get }
  
  // Subscription & Billing
  public let subscriptionTier: String?
  public let monthsSubscribed: String?
  public let billingCycle: String?
  public let lastPaymentAmount: String?
  
  // Engagement
  public let lastActiveDate: String?
  public let totalSessions: String?
  
  // Custom Attributes
  public let custom: [String: String]
  
  public init(
    email: String? = nil,
    firstName: String? = nil,
    lastName: String? = nil,
    phoneNumber: String? = nil,
    postalCode: String? = nil,
    city: String? = nil,
    state: String? = nil,
    countryCode: String? = nil,
    latitude: String? = nil,
    longitude: String? = nil,
    age: Int? = nil,
    dateOfBirth: String? = nil,
    gender: String? = nil,
    language: String? = nil,
    subscriptionTier: String? = nil,
    monthsSubscribed: String? = nil,
    billingCycle: String? = nil,
    lastPaymentAmount: String? = nil,
    lastActiveDate: String? = nil,
    totalSessions: String? = nil,
    custom: [String: String] = [:]
  )
}

let attributes = UserAttributes(
  email: "user@example.com",
  subscriptionTier: "premium",
  monthsSubscribed: "6"
)

Encore.shared.setUserAttributes(attributes)