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comparison Simoleon/ConversionView.swift @ 185:2fc95efcb1ee

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author Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
date Wed, 22 Dec 2021 16:12:23 +0100
parents d2398f02e1ce
children 1ebd1c5dd302
comparison
equal deleted inserted replaced
184:7cb2b0b2b3f3 185:2fc95efcb1ee
8 import SwiftUI 8 import SwiftUI
9 9
10 struct ConversionView: View { 10 struct ConversionView: View {
11 var showNavigationView: Bool? 11 var showNavigationView: Bool?
12 12
13 // CurrencySelector variables
14 @State private var baseCurrency = SupportedCurrencyResult(code: "EUR", name: "Euro", isCrypto: 0)
15 @State private var quoteCurrency = SupportedCurrencyResult(code: "CHF", name: "Swiss Franc", isCrypto: 0)
16 @State private var showingCurrencyList = false
17 @State private var selecting: Selection = .baseCurrency
18
19 // CurrencyTextfield variables
20 @State private var amount = "1"
21
22 // CurrencyConversion variables
23 @State private var showConversion = false
24 @State private var conversion = CurrencyConversionResponse(message: [CurrencyConversionResult]())
25
13 var body: some View { 26 var body: some View {
14 ScrollView(showsIndicators: false) { 27 ScrollView(showsIndicators: false) {
15 VStack(alignment: .leading, spacing: 20) { 28 VStack(alignment: .leading, spacing: 20) {
29 // MARK: - Currency selector
16 HStack { 30 HStack {
17 CurrencySelector() 31 Button(action: { showCurrencyList(selecting: .baseCurrency) }) {
18 // FavoriteButton 32 CurrencySelectorLabel(currency: baseCurrency)
33 }
34
35 Button(action: { showCurrencyList(selecting: .quoteCurrency)}) {
36 CurrencySelectorLabel(currency: quoteCurrency)
37 }
38
39 // MARK: - Favorite button
40 FavoriteButton()
41
19 } 42 }
43 .padding(.bottom)
20 44
21 // ConversionBox 45 // MARK: - Conversion box
46 Text("\(baseCurrency.code) - \(baseCurrency.name)")
47 .font(.callout)
48 .fontWeight(.semibold)
49
50 CurrencyTextfield(currencyCode: baseCurrency.code, amount: $amount)
51 .onChange(of: amount) { _ in
52 showConversion = false
53 getConversion()
54 }
55
56 Divider()
57 Text("\(quoteCurrency.code) - \(quoteCurrency.name)")
58 .font(.callout)
59 .fontWeight(.semibold)
60
61 CurrencyConversion(
62 conversion: conversion,
63 currencyCode: quoteCurrency.code,
64 showConversion: $showConversion
65 )
22 } 66 }
23 .padding() 67 .padding()
68 .sheet(isPresented: $showingCurrencyList) {
69 CurrencyList(baseCurrency: $baseCurrency, quoteCurrency: $quoteCurrency, selecting: selecting)
70 }
24 } 71 }
72 .onAppear(perform: getConversion)
25 .navigationTitle("Convert") 73 .navigationTitle("Convert")
26 .if(UIDevice.current.userInterfaceIdiom == .phone && showNavigationView ?? true) { content in 74 .if(UIDevice.current.userInterfaceIdiom == .phone && showNavigationView ?? true) { content in
27 NavigationView { content } 75 NavigationView { content }
28 } 76 }
29 } 77 }
78
79 // Change selection and show CurrencyList()
80 private func showCurrencyList(selecting: Selection) {
81 self.selecting = selecting
82 showingCurrencyList.toggle()
83 }
84
85 // Request conversion
86 private func getConversion() {
87 guard let amount = Float(amount) else {
88 amount = ""
89 showConversion = true
90 return
91 }
92
93 let currencyPair = "\(baseCurrency.code)\(quoteCurrency.code)"
94 let url = "https://api.simoleon.app/fx/convert?symbols=\(currencyPair)&amount=\(amount)"
95 httpRequest(url: url, model: CurrencyConversionResponse.self) { response in
96 conversion = response
97 if conversion.message.isEmpty {
98 // Handle exception
99 } else {
100 showConversion = true
101 }
102 }
103 }
104 }
105
106 enum Selection {
107 case baseCurrency, quoteCurrency
30 } 108 }
31 109
32 struct ConversionView_Previews: PreviewProvider { 110 struct ConversionView_Previews: PreviewProvider {
33 static var previews: some View { 111 static var previews: some View {
34 ConversionView(showNavigationView: true) 112 ConversionView(showNavigationView: true)