Analytics.swift

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

protocol EventType {
    var name: String { get }
    var category: String? { get }
    var info: [ String : Any ] { get }
}

enum SBTEvents:EventType {
    case action1, action2, action3, timedAction
    case actionWithOptions(option1:String, option2:Int)
    
    var name: String {
        switch(self) {
        case .action1: return "Action 1"
        case .action2: return "Action 2"
        case .action3: return "Action 3"
        case .timedAction: return "Timed Action"
        case .actionWithOptions: return "Action With Options"
        }
    }
    
    var info: [String : Any] {
        switch self {
        case let .actionWithOptions(option1, option2):
            return [
                "option1": option1,
                "option2": option2
            ]
        default: return [:]
        }
    }
    
    var category: String? {
        switch self {
        case .timedAction: return "Some Category"
        default: return nil
        }
    }
}


class Analytics {
    private static var shareInstance:Analytics!
    
    static var shared:Analytics {
        if shareInstance == nil {
            shareInstance = Analytics()
        }
        return shareInstance
    }
    
    private init() {
        /* Initialize some analytics implementations */
    }
    
    func log(event:EventType) {
        print("\(event.name) \(event.info)")
    }
    
    func log(screen:String) {
        print(screen)
    }
    
    func log(event:EventType, withTime time:TimeInterval) {
        print("\(event.name) \(event.category!) \(time)")
    }
}

Analytics.shared.log(event: SBTEvents.action1)
Analytics.shared.log(event: SBTEvents.actionWithOptions(option1: "test", option2: 25))
Analytics.shared.log(event: SBTEvents.timedAction, withTime: 2.0)