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comparison Simoleon/UI/SubscribeButton.swift @ 156:84137052813d

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Refactor code
author Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
date Sat, 28 Aug 2021 11:15:25 +0100
parents Simoleon/Helpers/SubscribeButton.swift@3133bf6f6deb
children
comparison
equal deleted inserted replaced
155:681f2cbe8c7f 156:84137052813d
1 //
2 // SubscribeButton.swift
3 // Simoleon
4 //
5 // Created by Dennis Concepción Martín on 22/07/2021.
6 //
7
8 import SwiftUI
9 import Purchases
10
11 struct SubscribeButton: View {
12 @Binding var showingSubscriptionPaywall: Bool
13 @State private var price = ""
14 @State private var alertTitle = ""
15 @State private var alertMessage = ""
16 @State private var showingAlert = false
17 @State private var showingPrice = false
18
19 var body: some View {
20 Button(action: purchaseMonthlySubscription) {
21 RoundedRectangle(cornerRadius: 15)
22 .frame(height: 60)
23 .overlay(
24 VStack {
25 if showingPrice {
26 Text("Subscribe for \(price) / month")
27 .foregroundColor(.white)
28 .fontWeight(.semibold)
29 } else {
30 ProgressView()
31 }
32 }
33 )
34 }
35 .onAppear(perform: fetchMonthlySubscription)
36 .alert(isPresented: $showingAlert) {
37 Alert(title: Text(alertTitle), message: Text(alertMessage), dismissButton: .default(Text("Ok")))
38 }
39 }
40
41 private func fetchMonthlySubscription() {
42 Purchases.shared.offerings { (offerings, error) in
43 if let product = offerings?.current?.monthly?.product {
44 price = formatCurrency(product.priceLocale, product.price)
45 showingPrice = true
46 }
47
48 if let error = error as NSError? {
49 alertTitle = error.localizedDescription
50 alertMessage = error.localizedFailureReason ?? ""
51 price = "-"
52 showingPrice = true
53 showingAlert = true
54 }
55 }
56 }
57
58 private func purchaseMonthlySubscription() {
59 showingPrice = false
60
61 Purchases.shared.offerings { (offerings, error) in
62 if let package = offerings?.current?.monthly {
63
64 Purchases.shared.purchasePackage(package) { (transaction, purchaserInfo, error, userCancelled) in
65 if purchaserInfo?.entitlements["all"]?.isActive == true {
66 showingPrice = true
67 showingSubscriptionPaywall = false
68 }
69
70 if let error = error as NSError? {
71 alertTitle = error.localizedDescription
72 alertMessage = error.localizedFailureReason ?? ""
73 showingPrice = true
74 showingAlert = true
75 }
76 }
77
78 if let error = error as NSError? {
79 alertTitle = error.localizedDescription
80 alertMessage = error.localizedFailureReason ?? ""
81 showingPrice = true
82 showingAlert = true
83 }
84 }
85 }
86 }
87
88 private func formatCurrency(_ locale: Locale, _ amount: NSDecimalNumber) -> String {
89 let formatter = NumberFormatter()
90 formatter.locale = locale
91 formatter.numberStyle = .currency
92
93 // It won't fail. Check unit test
94 let formattedAmount = formatter.string(from: amount as NSNumber)!
95
96 return formattedAmount
97 }
98 }
99
100 struct SubscribeButton_Previews: PreviewProvider {
101 static var previews: some View {
102 SubscribeButton(showingSubscriptionPaywall: .constant(true))
103 }
104 }