//
//  Analytics.swift
//  messageus
//
//  Created by Anna Shirokova on 16/03/16.
//  Copyright © 2016 STRV. All rights reserved.
//

import UIKit
import Mixpanel

enum PeopleProperty {

    case UserId
    case FirstName
    case LastName
    case Email
    case PhoneNumber
    case OrganizationId  // FOR BUSINESS APP
    case LastLogin
    case Registration

    func description() -> String {

        switch self {

        case .UserId:
            return "User Id"
        case .FirstName:
            return "$first_name"
        case .LastName:
            return "$last_name"
        case .Email:
            return "$email"
        case .PhoneNumber:
            return "$phone"
        case .OrganizationId: // FOR BUSINESS APP
            return "Organisation Id"
        case .LastLogin:
            return "$last_login"
        case .Registration:
            return "$created"
        }
    }

    static func allFields() -> [PeopleProperty] {

        return [.UserId, .FirstName, .LastName, .Email, .PhoneNumber]
    }
}

class Analytics: NSObject {

    // MARK: - Application Lifecycle

    func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?)
    {

        /* Mixpanel */

        Mixpanel.sharedInstanceWithToken(Constants.mixpanelToken(), launchOptions: launchOptions)

    }

    // MARK: - People Properties

    func setCurrentUser(user: User) {

        var newData: [String: AnyObject] = [:]

        for property in PeopleProperty.allFields() {

            var value: AnyObject? = nil

            switch property {

            case .UserId:
                value = user.userId ?? String()
                break;

            case .FirstName:
                value = user.firstName ?? String()
                break;

            case .LastName:
                value = user.lastName ?? String()
                break;

            case .Email:
                value = user.email ?? String()
                break;

            case .PhoneNumber:
                value = user.phone ?? String()
                break;

            case .OrganizationId:
                value = user.organizationId ?? String()
                break;

            default:
                break;
            }

            newData[property.description()] = value
        }

        Mixpanel.sharedInstance().people.set(newData as [NSObject : AnyObject])
    }

    func updatePeopleProperty (property: String!, value: AnyObject!) {

        Mixpanel.sharedInstance().people.set(property, to: value)
    }

    // MARK: - Properties
    // MARK: - Properties

    func incrementProperty (property: String, superOnly: Bool = false, amount: Double = 1) {

        let mixpanel = Mixpanel.sharedInstance()

        if !superOnly {

            mixpanel.people.increment(property, by: amount)
        }

        mixpanel.registerSuperPropertiesOnce([property: 0])

        if let value = mixpanel.currentSuperProperties()[property] as? Double {

            mixpanel.registerSuperProperties([property: value+amount])
        }
    }

    func setDateToPropertyOnce (property: String, superOnly: Bool = false) {

        let prop = [property : NSDate()]

        Mixpanel.sharedInstance().registerSuperPropertiesOnce(prop)

        if !superOnly {

            Mixpanel.sharedInstance().people.setOnce(prop)
        }
    }

    func setDateToProperty (property: String, superOnly: Bool = false) {

        let prop = [property : NSDate()]

        Mixpanel.sharedInstance().registerSuperProperties(prop)

        if !superOnly {

            Mixpanel.sharedInstance().people.set(prop)
        }
    }

    // MARK: - Object Lifecycle

    static let sharedAnalytics = Analytics()


    // MARK: - Push Notifications

    func registerDeviceToken(token: NSData) {

        Mixpanel.sharedInstance().people.addPushDeviceToken(token)
    }


    // MARK: - Actions

    func signIn(membership: Membership) {

        Mixpanel.sharedInstance().identify(membership.userId)
        self.updatePeopleProperty(PeopleProperty.LastLogin.description(), value: NSDate())

        self.trackSignIn()
    }

    func signUp(membership: Membership) {

        let mixpanel = Mixpanel.sharedInstance()

        mixpanel.createAlias(membership.userId, forDistinctID: mixpanel.distinctId)

        mixpanel.identify(mixpanel.distinctId)

        self.updatePeopleProperty(PeopleProperty.LastLogin.description(), value: NSDate())

        self.trackSignUp()

    }



    func trackRegister() {

        Mixpanel.sharedInstance().track("Register")
    }

    func trackSendMessageToCA() {
    }

    func trackSendOfferToCA() {
    }

    func trackSendImageToCA() {
    }

    func trackSendMessageToBA() {
    }

    func trackUserTapGetInTouch() {

        Mixpanel.sharedInstance().track("Tap Get in Touch")
    }

    func trackUserTapAssign() {

        Mixpanel.sharedInstance().track("Tap Assign")
    }



    // METHODS


    func trackSignUp() {

        self.incrementProperty("Number of Sign Ins", superOnly: true)
        self.setDateToPropertyOnce("Date of First Sign In", superOnly: true)
        self.setDateToProperty("Date of Last Sign In", superOnly: true)

        Mixpanel.sharedInstance().track("Sign Up")

    }

    func trackSignIn() {

        self.incrementProperty("Number of Sign Ins")
        self.setDateToPropertyOnce("Date of First Sign In")
        self.setDateToProperty("Date of Last Sign In")

        Mixpanel.sharedInstance().track("Sign In")
    }

    func trackSignOut() {

        self.incrementProperty("Number of Sign Outs")
        self.setDateToPropertyOnce("Date of First Sign Out")
        self.setDateToProperty("Date of Last Sign Out")

        Mixpanel.sharedInstance().track("Sign Out")
    }

    func trackRequestStarted(orgId: String?, factualId: String?) {

        self.incrementProperty("Number of Requests Started")
        self.setDateToPropertyOnce("Date of First Request Started")
        self.setDateToProperty("Date of Last Request Started")

        Mixpanel.sharedInstance().track("Request Started", properties: ["org": orgId ?? "", "factual": factualId ?? ""])
    }

    func trackMessageSent(requestId: String, orgId: String, messageType: String) {

        self.incrementProperty("Number of Business Messages Sent")
        self.setDateToPropertyOnce("Date of First Business Message Sent")
        self.setDateToProperty("Date of Last Business Message Sent")

        Mixpanel.sharedInstance().track("Business Message Sent", properties: ["request": requestId, "org": orgId, "type": messageType])
    }


    func trackClaimBusiness(factualId: String) {

        self.setDateToPropertyOnce("Date of First Business Claim")
        self.setDateToProperty("Date of Last Business Claim")
        self.incrementProperty("Number of Businesses Claim")

        Mixpanel.sharedInstance().track("User Claimed Business", properties: ["factual": factualId])
    }

    // REQUESTS


    func trackUserAssignedRequest(orgId: String, requestId: String, userId: String, byAdmin: Bool) {

        self.setDateToPropertyOnce("Date of First Assigned Request")
        self.setDateToProperty("Date of Last Assigned Request")
        self.incrementProperty("Number of Assigned Requests")

        Mixpanel.sharedInstance().track("User Assigned Requests", properties: ["org": orgId, "request": requestId, "user": userId, "isAdmin": byAdmin])
    }

    func trackRequestAnswered(orgId: String, requestId: String, userId: String) {

        self.setDateToPropertyOnce("Date of First Request Answer")
        self.setDateToProperty("Date of Last Request Answer")
        self.incrementProperty("Number of Request Answers")

        Mixpanel.sharedInstance().track("User Answered Requests", properties: ["org": orgId, "request": requestId, "user": userId])
    }


    // INTERNAL MESSAGES


    func trackUserSentMessageToDepartment(orgId: String, departmentId: String, userId: String) {

        self.setDateToPropertyOnce("Date of First Message to Dept")
        self.setDateToProperty("Date of Last Message to Dept")
        self.incrementProperty("Number of Message to Dept")

        Mixpanel.sharedInstance().track("User Sent Message to Dept", properties: ["orgId": orgId, "departmentId": departmentId, "userId": userId])
    }

    func trackUserSentMessageToChannel(orgId: String, channelId: String, userId: String) {

        self.setDateToPropertyOnce("Date of First Message to Channel")
        self.setDateToProperty("Date of Last Message to Channel")
        self.incrementProperty("Number of Message to Channel")

        Mixpanel.sharedInstance().track("User Sent Message to Channel", properties: ["orgId": orgId, "channelId": channelId, "userId": userId])
    }

    func trackRefund(offerId: String, amount: Double) {

        self.incrementProperty("Total Refund Amount", amount: amount)
        self.incrementProperty("Number of Refunds")
        self.setDateToPropertyOnce("Date of First Refunds")
        self.setDateToProperty("Date of Last Refund")

        Mixpanel.sharedInstance().track("Order Refunded", properties: ["order": offerId, "amount": amount])
    }
}