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comparison Simoleon/UI/CurrencyList.swift @ 157:8c3bbd640103

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Implement Currency Selector
author Dennis Concepcion Martin <dennisconcepcionmartin@gmail.com>
date Sat, 28 Aug 2021 11:15:41 +0100
parents
children 0c589138a6f3
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156:84137052813d 157:8c3bbd640103
1 //
2 // CurrencyList.swift
3 // Simoleon
4 //
5 // Created by Dennis Concepción Martín on 24/8/21.
6 //
7
8 import SwiftUI
9
10 struct CurrencyList: View {
11 var currencies: [String]
12 @Binding var selectedCurrency: String
13 @State private var searchCurrency = ""
14 @Environment(\.presentationMode) private var presentation
15 let currencyDetails: [String: CurrencyModel] = try! read(json: "Currencies.json")
16
17 var searchResults: [String] {
18 if searchCurrency.isEmpty {
19 return currencies.sorted()
20 } else {
21 return currencies.filter {$0.contains(searchCurrency.uppercased())}
22 }
23 }
24
25 var body: some View {
26 NavigationView {
27 List {
28 SearchBar(placeholder: "Search...", text: $searchCurrency)
29 .padding(.vertical)
30 .accessibilityIdentifier("CurrencySearchBar")
31
32 ForEach(searchResults, id: \.self) { symbol in
33 Button(action: {selectedCurrency = symbol; presentation.wrappedValue.dismiss()}) {
34 let currency = currencyDetails[symbol]!
35 CurrencyRow(currency: currency)
36 }
37 }
38 }
39 .listStyle()
40 .navigationTitle("Currencies")
41 .navigationBarTitleDisplayMode(.inline)
42 .toolbar {
43 ToolbarItem(placement: .cancellationAction) {
44 Button(action: { presentation.wrappedValue.dismiss() }) {
45 Text("Cancel")
46 }
47 }
48 }
49 }
50 }
51 }
52 extension View {
53 func listStyle() -> some View {
54 self.modifier(ListModifier())
55 }
56 }
57
58 struct CurrencyList_Previews: PreviewProvider {
59 static var previews: some View {
60 CurrencyList(currencies: ["USD"], selectedCurrency: .constant("USD"))
61 }
62 }