Event.swift

protocol EventProtocol {
    var name: String { get set }
    var params: [String: Any] { get set }
}

@propertyWrapper
struct Event: EventProtocol {
    var name: String
    var params: [String: Any] = [:]

    var wrappedValue: Event {
        return Event(name: name,
                     params: params)
    }
}
// Helper init methods
extension Event {
    init(screenValue: String) {
        self.init(name: EventName.screenVisit,
                  params: [ParameterName.screen: screenValue])
    }

    init(clickValue: String) {
        self.init(name: EventName.clickEvent,
                  params: [ParameterName.click: clickValue])
    }
}