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1 //
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2 // StoreKitRCClass.swift
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3 // GeoQuiz
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4 //
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5 // Created by Dennis Concepción Martín on 9/10/22.
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6 //
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7
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8 import Foundation
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9 import RevenueCat
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13
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10 import SwiftUI
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12
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11
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12 class StoreKitRC: ObservableObject {
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13
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13 @Published var errorAlertTitle = ""
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14 @Published var errorAlertMessage = ""
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15
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16 @Published var showingErrorAlert = false
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13
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17 @Published var showingSuccessAlert = false
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18 @Published var showingActivityAlert = false
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19
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20 @Published var offerings: Offerings? = nil
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21 @Published var customerInfo: CustomerInfo? {
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22 didSet {
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23 isActive = customerInfo?.entitlements["Premium"]?.isActive == true
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24 }
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25 }
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26
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27 @Published var isActive = false
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28
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29 init() {
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13
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30 Purchases.shared.getCustomerInfo { (customerInfo, error) in
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31 self.customerInfo = customerInfo
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32 }
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33 }
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34
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35 func buy(_ package: Package) {
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36 showingActivityAlert = true
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37
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38 Purchases.shared.purchase(package: package) { (transaction, customerInfo, error, userCancelled) in
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39 if customerInfo?.entitlements["Premium"]?.isActive == true {
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40 self.showingSuccessAlert = true
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41 }
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42
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43 if let error = error as? RevenueCat.ErrorCode {
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44 switch error {
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45 case .purchaseCancelledError:
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46 self.errorAlertTitle = "Purchase cancelled"
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47 self.errorAlertMessage = ""
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48 self.showingErrorAlert = true
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49 default:
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50 self.errorAlertTitle = "The purchase failed"
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51 self.errorAlertMessage = "If the problem persists, contact me at dmartin@dennistech.io"
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52 self.showingErrorAlert = true
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53 }
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54 }
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55
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56 self.customerInfo = customerInfo
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57 self.showingActivityAlert = false
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58 }
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59 }
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60
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61 func restorePurchase() {
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62 showingActivityAlert = true
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63
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64 Purchases.shared.restorePurchases { customerInfo, error in
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65 if customerInfo?.entitlements["Premium"]?.isActive == true {
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66 self.showingSuccessAlert = true
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67 } else {
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68 self.errorAlertTitle = "Opps!"
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69 self.errorAlertMessage = "You don't have GeoQuiz Premium unlocked."
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70 self.showingErrorAlert = true
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71 }
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72
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73 if let _ = error {
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74 self.errorAlertTitle = "The purchase couldn't be restored"
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75 self.errorAlertMessage = "If the problem persists, contact me at dmartin@dennistech.io"
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76 self.showingErrorAlert = true
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77 }
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78
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79 self.customerInfo = customerInfo
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80 self.showingActivityAlert = false
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81 }
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82 }
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83
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84 func fetchOfferings() {
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85 Purchases.shared.getOfferings { (offerings, error) in
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86 if let _ = error {
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87 self.errorAlertTitle = "The product couldn't be fetched"
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88 self.errorAlertMessage = "If the problem persists, contact me at dmartin@dennistech.io"
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89 self.showingErrorAlert = true
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90 }
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91
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92 self.offerings = offerings
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93 }
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94 }
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95 }
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