annotate Simoleon/Helpers/CurrencySelector.swift @ 28:4f862c618b44

Implemented RevenueCat
author Dennis Concepción Martín <dennisconcepcionmartin@gmail.com>
date Thu, 22 Jul 2021 19:06:01 +0100
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children c52966834f83
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1 //
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2 // CurrencySelector.swift
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3 // Simoleon
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4 //
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5 // Created by Dennis Concepción Martín on 18/07/2021.
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6 //
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7
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8 import SwiftUI
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9 import Purchases
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11 struct CurrencySelector: View {
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12 @Binding var currencyPair: String
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13 @Binding var showingCurrencySelector: Bool
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14 @EnvironmentObject var subscriptionController: SubscriptionController
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16 @State private var searchCurrency = ""
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17 @State private var searching = false
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18 @State private var showingSubscriptionPaywall = false
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20 var body: some View {
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21 NavigationView {
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22 Form {
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23 TextField("Search ...", text: $searchCurrency) { startedEditing in
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24 if startedEditing {
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25 withAnimation {
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26 searching = true
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27 }
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28 }
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29 } onCommit: {
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30 withAnimation {
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31 searching = false
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32 }
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33 }
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35 Section(header: Text("All currencies")) {
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36 ForEach(currencyPairs(), id: \.self) { currencyPair in
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37 Button(action: { select(currencyPair) }) {
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38 CurrencyRow(currencyPair: currencyPair)
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39 }
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40 }
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41 }
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42 }
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43 .gesture(DragGesture()
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44 .onChanged({ _ in
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45 UIApplication.shared.dismissKeyboard()
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46 searching = false
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47 })
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48 )
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49 .navigationTitle("Currencies")
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50 .navigationBarTitleDisplayMode(.inline)
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51 .toolbar {
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52 ToolbarItem(placement: .cancellationAction) {
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53 Button("Cancel", action: { showingCurrencySelector = false })
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54 }
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55
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56 ToolbarItem(placement: .confirmationAction) {
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57 if searching {
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58 Button("OK") {
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59 searchCurrency = ""
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60 withAnimation {
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61 searching = false
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62 UIApplication.shared.dismissKeyboard()
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63 }
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64 }
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65 }
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66 }
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67 }
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68 }
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69 .sheet(isPresented: $showingSubscriptionPaywall) {
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70 Subscription(showingSubscriptionPaywall: $showingSubscriptionPaywall)
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71 }
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72 }
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74 private func currencyPairs() -> [String] {
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75 let currencyPairs: [String] = parseJson("CurrencyPairs.json")
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77 if searchCurrency.isEmpty {
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78 return currencyPairs
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79 } else {
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80 return currencyPairs.filter { $0.contains(searchCurrency.uppercased()) }
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81 }
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82 }
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85 private func select(_ currencyPair: String) {
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86 if subscriptionController.isActive {
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87 self.currencyPair = currencyPair
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88 showingCurrencySelector = false
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89 } else {
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90 showingSubscriptionPaywall = true
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91 }
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92 }
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93 }
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96 struct CurrencySelector_Previews: PreviewProvider {
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97 static var previews: some View {
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98 CurrencySelector(currencyPair: .constant("USD/GBP"), showingCurrencySelector: .constant(false))
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99 .environmentObject(SubscriptionController())
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100 }
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101 }