Mercurial > public > lazybear

annotate LazyBear/Views/Profile/Helpers/WatchlistCreator.swift @ 450:4b8031e696e8

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Change Bazooka to Alamofire Alamofire is compatible with WatchOS and MacOS
author Dennis Concepción Martín <dennisconcepcionmartin@gmail.com>
date Sat, 26 Jun 2021 16:36:53 +0200
parents c78d5b5b3bda
children
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1 //
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2 // WatchlistCreator.swift
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3 // LazyBear
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4 //
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5 // Created by Dennis Concepción Martín on 30/4/21.
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6 //
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7
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8 import SwiftUI
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9
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10 struct WatchlistCreator: View {
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11 @ObservedObject var watchlistCreatorClass = WatchlistCreatorClass()
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12 @State private var showSearchView = false
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13 @State private var showCancelAlert = false
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14 @State private var watchlistNameIsEmpty = false
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15
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16 @Environment(\.managedObjectContext) private var moc
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17 @Environment(\.presentationMode) private var watchlistCreatorPresentation
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18
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19 var body: some View {
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20 NavigationView {
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21 Form {
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22 Section(header: Text("Watchlist name")) {
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23 TextField("Technologies, banks", text: $watchlistCreatorClass.name)
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24 }
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25
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26 Section(header: Text("Companies")) {
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27 Button("Add companies", action: { showSearchView = true })
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28
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29 ForEach(watchlistCreatorClass.companies, id: \.self) { company in
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30 HStack {
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31 VStack(alignment: .leading) {
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32 Text(company.symbol!.uppercased())
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33 .fontWeight(.semibold)
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34
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35 Text(company.securityName!.capitalized)
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36 .lineLimit(1)
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37 }
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38
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39 Spacer()
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40 Button(action: { remove(company) }, label: {
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41 Image(systemName: "multiply.circle")
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42 .imageScale(.large)
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43 })
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44 }
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45 }
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46 }
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47 }
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48 .navigationTitle("New watchlist")
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49 .navigationBarTitleDisplayMode(.inline)
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50 .toolbar {
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51 ToolbarItem(placement: .navigationBarTrailing) {
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52 Button("Done", action: { save() })
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53 }
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54
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55 ToolbarItem(placement: .navigationBarLeading) {
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56 Button("Cancel", action: { self.showCancelAlert = true })
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57 }
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58 }
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59 .alert(isPresented: $showCancelAlert) { /// Show alert when the user tries to exit the view without saving the new watchlist
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60 Alert(
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61 title: Text("Your watchlist won't be saved"),
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62 message: Text("This action can't be undo"),
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63 primaryButton: .destructive(Text("Exit")) { watchlistCreatorPresentation.wrappedValue.dismiss() },
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64 secondaryButton: .cancel()
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65 )
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66 }
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67 }
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68 .alert(isPresented: $watchlistNameIsEmpty) { /// Show alert when the user tries to save the watchlist without a name
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69 Alert(
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70 title: Text("Give a name to your new watchlist"),
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71 message: Text("Try My portfolio, Favourites, ..."),
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72 dismissButton: .default(Text("Got it!"))
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73 )
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74 }
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75 .sheet(isPresented: $showSearchView) {
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76 WatchlistCreatorList(watchlistCreatorClass: watchlistCreatorClass)
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77 .environment(\.managedObjectContext, self.moc)
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78 }
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79 }
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80
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81 /*
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82 Search company in array and get the index -> Delete company at
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83 this index from the array (Core Data)
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84 */
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85 private func remove(_ company: SearchResponse) {
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86 let index = watchlistCreatorClass.companies.firstIndex(of: company)
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87 watchlistCreatorClass.companies.remove(at: index!)
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88 }
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89
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90 /*
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91 Check if the watchlist name is empty when the user taps the Done button.
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92 If it's not empty -> Save watchlist to Core Data
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93 */
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94 private func save() {
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95 if watchlistCreatorClass.name.isEmpty {
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96 watchlistNameIsEmpty = true
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97 } else {
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98 for company in watchlistCreatorClass.companies {
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99 let watchlistCompany = WatchlistCompany(context: moc)
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100 watchlistCompany.name = company.securityName ?? "-"
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101 watchlistCompany.symbol = company.symbol!
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102 watchlistCompany.watchlistName = watchlistCreatorClass.name
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103 }
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104
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105 do {
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106 try moc.save()
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107 print("Watchlist created")
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108 watchlistCreatorPresentation.wrappedValue.dismiss() // Dismiss view
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109 } catch {
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110 print(error.localizedDescription)
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111 }
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112 }
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113 }
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114 }
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115
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116 struct CreateNewWatchlist_Previews: PreviewProvider {
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117 static var previews: some View {
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118 WatchlistCreator()
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119 }
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120 }