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Initial implementation of market ETF module
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| import Foundation | ||
| import MarketKit | ||
|
|
||
| extension Etf: Hashable { | ||
| public static func == (lhs: Etf, rhs: Etf) -> Bool { | ||
| lhs.ticker == rhs.ticker | ||
| } | ||
|
|
||
| public func hash(into hasher: inout Hasher) { | ||
| hasher.combine(ticker) | ||
| } | ||
| } | ||
|
|
||
| extension Etf { | ||
| func inflow(timePeriod: MarketEtfViewModel.TimePeriod) -> Decimal? { | ||
| switch timePeriod { | ||
| case let .period(timePeriod): return inflows[timePeriod] | ||
| case .all: return totalInflow | ||
| } | ||
| } | ||
| } | ||
|
|
||
| extension [Etf] { | ||
| func sorted(sortBy: MarketEtfViewModel.SortBy, timePeriod: MarketEtfViewModel.TimePeriod) -> [Etf] { | ||
| sorted { lhsEtf, rhsEtf in | ||
| switch sortBy { | ||
| case .highestAssets, .lowestAssets: | ||
| guard let lhsAssets = lhsEtf.totalAssets else { | ||
| return false | ||
| } | ||
| guard let rhsAssets = rhsEtf.totalAssets else { | ||
| return true | ||
| } | ||
|
|
||
| return sortBy == .highestAssets ? lhsAssets > rhsAssets : lhsAssets < rhsAssets | ||
| case .inflow, .outflow: | ||
| guard let lhsInflow = lhsEtf.inflow(timePeriod: timePeriod) else { | ||
| return false | ||
| } | ||
| guard let rhsInflow = rhsEtf.inflow(timePeriod: timePeriod) else { | ||
| return true | ||
| } | ||
|
|
||
| return sortBy == .inflow ? lhsInflow > rhsInflow : lhsInflow < rhsInflow | ||
| } | ||
| } | ||
| } | ||
| } |
197 changes: 197 additions & 0 deletions
197
UnstoppableWallet/UnstoppableWallet/Modules/Market/Etf/MarketEtfView.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,197 @@ | ||
| import Kingfisher | ||
| import MarketKit | ||
| import SwiftUI | ||
|
|
||
| struct MarketEtfView: View { | ||
| @StateObject var viewModel: MarketEtfViewModel | ||
| @StateObject var chartViewModel: MetricChartViewModel | ||
| @Binding var isPresented: Bool | ||
|
|
||
| @State private var sortBySelectorPresented = false | ||
| @State private var timePeriodSelectorPresented = false | ||
|
|
||
| init(isPresented: Binding<Bool>) { | ||
| _viewModel = StateObject(wrappedValue: MarketEtfViewModel()) | ||
| _chartViewModel = StateObject(wrappedValue: MetricChartViewModel.instance(type: .totalMarketCap)) | ||
| _isPresented = isPresented | ||
| } | ||
|
|
||
| var body: some View { | ||
| ThemeNavigationView { | ||
| ThemeView { | ||
| switch viewModel.state { | ||
| case .loading: | ||
| VStack(spacing: 0) { | ||
| header() | ||
| chart() | ||
| listHeader(disabled: true) | ||
| loadingList() | ||
| } | ||
| case let .loaded(etfs): | ||
| ThemeLazyList { | ||
| header() | ||
| chart() | ||
| list(etfs: etfs) | ||
| } | ||
| .themeListStyle(.transparent) | ||
| case .failed: | ||
| VStack(spacing: 0) { | ||
| header() | ||
| chart() | ||
|
|
||
| SyncErrorView { | ||
| viewModel.sync() | ||
| } | ||
| } | ||
| } | ||
| } | ||
| .navigationBarTitleDisplayMode(.inline) | ||
| .toolbar { | ||
| ToolbarItem(placement: .navigationBarTrailing) { | ||
| Button("button.close".localized) { | ||
| isPresented = false | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| @ViewBuilder private func header() -> some View { | ||
| HStack(spacing: .margin32) { | ||
| VStack(spacing: .margin8) { | ||
| Text("market.etf.title".localized).themeHeadline1() | ||
| Text("market.etf.description".localized).themeSubhead2() | ||
| } | ||
| .padding(.vertical, .margin12) | ||
|
|
||
| KFImage.url(URL(string: "https://cdn.blocksdecoded.com/category-icons/[email protected]")) | ||
| .resizable() | ||
| .frame(width: 76, height: 108) | ||
| } | ||
| .padding(.leading, .margin16) | ||
| } | ||
|
|
||
| @ViewBuilder private func chart() -> some View { | ||
| ChartView(viewModel: chartViewModel, configuration: .marketCapChart) | ||
| .frame(maxWidth: .infinity) | ||
| .onFirstAppear { | ||
| chartViewModel.start() | ||
| } | ||
| } | ||
|
|
||
| @ViewBuilder private func listHeader(disabled: Bool = false) -> some View { | ||
| ScrollView(.horizontal, showsIndicators: false) { | ||
| HStack { | ||
| Button(action: { | ||
| sortBySelectorPresented = true | ||
| }) { | ||
| Text(viewModel.sortBy.title) | ||
| } | ||
| .buttonStyle(SecondaryButtonStyle(style: .default, rightAccessory: .dropDown)) | ||
| .disabled(disabled) | ||
|
|
||
| Button(action: { | ||
| timePeriodSelectorPresented = true | ||
| }) { | ||
| Text(viewModel.timePeriod.shortTitle) | ||
| } | ||
| .buttonStyle(SecondaryButtonStyle(style: .default, rightAccessory: .dropDown)) | ||
| .disabled(disabled) | ||
| } | ||
| .padding(.horizontal, .margin16) | ||
| .padding(.vertical, .margin8) | ||
| } | ||
| .alert( | ||
| isPresented: $sortBySelectorPresented, | ||
| title: "market.sort_by.title".localized, | ||
| viewItems: MarketEtfViewModel.SortBy.allCases.map { .init(text: $0.title, selected: viewModel.sortBy == $0) }, | ||
| onTap: { index in | ||
| guard let index else { | ||
| return | ||
| } | ||
|
|
||
| viewModel.sortBy = MarketEtfViewModel.SortBy.allCases[index] | ||
| } | ||
| ) | ||
| .alert( | ||
| isPresented: $timePeriodSelectorPresented, | ||
| title: "market.time_period.title".localized, | ||
| viewItems: viewModel.timePeriods.map { .init(text: $0.title, selected: viewModel.timePeriod == $0) }, | ||
| onTap: { index in | ||
| guard let index else { | ||
| return | ||
| } | ||
|
|
||
| viewModel.timePeriod = viewModel.timePeriods[index] | ||
| } | ||
| ) | ||
| } | ||
|
|
||
| @ViewBuilder private func list(etfs: [Etf]) -> some View { | ||
| Section { | ||
| ThemeLazyListSectionContent(items: etfs) { etf in | ||
| ListRow { | ||
| itemContent( | ||
| imageUrl: nil, | ||
| ticker: etf.ticker, | ||
| name: etf.name, | ||
| totalAssets: etf.totalAssets, | ||
| change: etf.inflow(timePeriod: viewModel.timePeriod) | ||
| ) | ||
| } | ||
| } | ||
| } header: { | ||
| listHeader().background(Color.themeTyler) | ||
| } | ||
| } | ||
|
|
||
| @ViewBuilder private func loadingList() -> some View { | ||
| ThemeList(items: Array(0 ... 10)) { index in | ||
| ListRow { | ||
| itemContent( | ||
| imageUrl: nil, | ||
| ticker: "ABCD", | ||
| name: "Ticker Name", | ||
| totalAssets: 123_345_678, | ||
| change: index % 2 == 0 ? 123_456 : -123_456 | ||
| ) | ||
| .redacted() | ||
| } | ||
| } | ||
| .themeListStyle(.transparent) | ||
| .simultaneousGesture(DragGesture(minimumDistance: 0), including: .all) | ||
| } | ||
|
|
||
| @ViewBuilder private func itemContent(imageUrl: URL?, ticker: String, name: String, totalAssets: Decimal?, change: Decimal?) -> some View { | ||
| KFImage.url(imageUrl) | ||
| .resizable() | ||
| .placeholder { RoundedRectangle(cornerRadius: .cornerRadius8).fill(Color.themeSteel20) } | ||
| .clipShape(RoundedRectangle(cornerRadius: .cornerRadius8)) | ||
| .frame(width: .iconSize32, height: .iconSize32) | ||
|
|
||
| VStack(spacing: 1) { | ||
| HStack(spacing: .margin8) { | ||
| Text(ticker).textBody() | ||
| Spacer() | ||
| Text(totalAssets.flatMap { ValueFormatter.instance.formatShort(currency: viewModel.currency, value: $0) } ?? "n/a".localized).textBody() | ||
| } | ||
|
|
||
| HStack(spacing: .margin8) { | ||
| Text(name).textSubhead2() | ||
| Spacer() | ||
|
|
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| if let change, let formatted = ValueFormatter.instance.formatShort(currency: viewModel.currency, value: change) { | ||
| if change == 0 { | ||
| Text(formatted).textSubhead2() | ||
| } else if change > 0 { | ||
| Text("+\(formatted)").textSubhead2(color: .themeRemus) | ||
| } else { | ||
| Text("-\(formatted)").textSubhead2(color: .themeLucian) | ||
| } | ||
| } else { | ||
| Text("----").textSubhead2() | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } |
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