InApp Ratings & Custom alert.

AppStoreReviewManager.swift

//
//
//  Created by Ilesh's 2018 on 02/07/19.
//  Copyright © 2019 Ilesh. All rights reserved.
//

import Foundation
import StoreKit

extension UserDefaults {
  enum Key: String {
    case reviewWorthyActionCount
    case lastReviewRequestAppVersion
  }

  func integer(forKey key: Key) -> Int {
    return integer(forKey: key.rawValue)
  }

  func string(forKey key: Key) -> String? {
    return string(forKey: key.rawValue)
  }

  func set(_ integer: Int, forKey key: Key) {
    set(integer, forKey: key.rawValue)
  }

  func set(_ object: Any?, forKey key: Key) {
    set(object, forKey: key.rawValue)
  }
}


enum AppStoreReviewManager {
  static let minimumReviewWorthyActionCount = 3

  static func requestReviewIfAppropriate() -> Bool {
    let defaults = UserDefaults.standard
    let bundle = Bundle.main

    var actionCount = defaults.integer(forKey: .reviewWorthyActionCount)
    actionCount += 1
    defaults.set(actionCount, forKey: .reviewWorthyActionCount)

    guard actionCount >= minimumReviewWorthyActionCount else {
      return false
    }

    let bundleVersionKey = kCFBundleVersionKey as String
    let currentVersion = bundle.object(forInfoDictionaryKey: bundleVersionKey) as? String
    let lastVersion = defaults.string(forKey: .lastReviewRequestAppVersion)

    guard lastVersion == nil || lastVersion != currentVersion else {
      return false
    }

    SKStoreReviewController.requestReview()

    defaults.set(0, forKey: .reviewWorthyActionCount)
    defaults.set(currentVersion, forKey: .lastReviewRequestAppVersion)
    return true
  }
}

class IPAppRate {
    static let shared : IPAppRate = IPAppRate()
    func askRatingOption(vc:UIViewController){
        let alert = UIAlertController.init(title: "Rate our App", message: "If you love our app, please take a moment to rate it in the AppStore", preferredStyle: .alert)
        alert.addAction(UIAlertAction(title: "Rate", style: .default, handler: { (action) in
            self.writeReview()
        }))
        alert.addAction(UIAlertAction(title: "Feedback", style: .default, handler: { (action) in
            IPMailComposer.openOptions(controller: vc, strEmail: ["info@kingfisher-consultancy.com"])
        }))
        alert.addAction(UIAlertAction(title: "Close", style: .cancel, handler: { (action) in
            
        }))
        vc.present(alert, animated: true, completion: nil)
    }
    
    private let productURL = URL(string: "https://itunes.apple.com/app/idxxxxxxxx")!

    private func writeReview() {
      var components = URLComponents(url: productURL, resolvingAgainstBaseURL: false)
      components?.queryItems = [
        URLQueryItem(name: "action", value: "write-review")
      ]

      guard let writeReviewURL = components?.url else {
        return
      }

      UIApplication.shared.open(writeReviewURL)
    }
    
    func rateNowAction(){
        self.writeReview()
    }
}