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| 1 | +import SwiftUI |
| 2 | +import Yosemite |
| 3 | + |
| 4 | +struct BookingTeamMemberSelectorView: View { |
| 5 | + @ObservedObject private var viewModel: BookingTeamMemberSelectorViewModel |
| 6 | + @State var selectedMember: BookingResource? |
| 7 | + |
| 8 | + private let onSelection: (BookingResource?) -> Void |
| 9 | + |
| 10 | + init(viewModel: BookingTeamMemberSelectorViewModel, |
| 11 | + selectedMember: BookingResource?, |
| 12 | + onSelection: @escaping (BookingResource?) -> Void) { |
| 13 | + self.viewModel = viewModel |
| 14 | + self.selectedMember = selectedMember |
| 15 | + self.onSelection = onSelection |
| 16 | + } |
| 17 | + |
| 18 | + var body: some View { |
| 19 | + VStack { |
| 20 | + switch viewModel.syncState { |
| 21 | + case .empty: |
| 22 | + emptyStateView |
| 23 | + case .syncingFirstPage: |
| 24 | + loadingView |
| 25 | + case .results: |
| 26 | + resourceList(with: viewModel.resources, |
| 27 | + onNextPage: { viewModel.onLoadNextPageAction() }) |
| 28 | + } |
| 29 | + } |
| 30 | + .task { |
| 31 | + viewModel.loadResources() |
| 32 | + } |
| 33 | + .navigationTitle(Localization.title) |
| 34 | + .navigationBarTitleDisplayMode(.inline) |
| 35 | + .onChange(of: selectedMember) { _, newValue in |
| 36 | + onSelection(newValue) |
| 37 | + } |
| 38 | + } |
| 39 | +} |
| 40 | + |
| 41 | +private extension BookingTeamMemberSelectorView { |
| 42 | + var loadingView: some View { |
| 43 | + VStack { |
| 44 | + Spacer() |
| 45 | + ProgressView().progressViewStyle(.circular) |
| 46 | + Spacer() |
| 47 | + } |
| 48 | + .frame(maxWidth: .infinity) |
| 49 | + .background(Color(.systemBackground)) |
| 50 | + } |
| 51 | + |
| 52 | + func resourceList(with members: [BookingResource], |
| 53 | + onNextPage: @escaping () -> Void) -> some View { |
| 54 | + List { |
| 55 | + optionRow(text: Localization.any, |
| 56 | + isSelected: selectedMember == nil, |
| 57 | + onSelection: { selectedMember = nil }) |
| 58 | + |
| 59 | + ForEach(members, id: \.resourceID) { member in |
| 60 | + optionRow(text: member.name, |
| 61 | + isSelected: member == selectedMember, |
| 62 | + onSelection: { selectedMember = member}) |
| 63 | + } |
| 64 | + |
| 65 | + InfiniteScrollIndicator(showContent: viewModel.shouldShowBottomActivityIndicator) |
| 66 | + .padding(.top, Layout.viewPadding) |
| 67 | + .onAppear { |
| 68 | + onNextPage() |
| 69 | + } |
| 70 | + } |
| 71 | + .listStyle(.plain) |
| 72 | + .background(Color(.listBackground)) |
| 73 | + } |
| 74 | + |
| 75 | + func optionRow(text: String, isSelected: Bool, onSelection: @escaping () -> Void) -> some View { |
| 76 | + HStack { |
| 77 | + Text(text) |
| 78 | + Spacer() |
| 79 | + Image(systemName: "checkmark") |
| 80 | + .font(.body.weight(.medium)) |
| 81 | + .foregroundStyle(Color.accentColor) |
| 82 | + .renderedIf(isSelected) |
| 83 | + } |
| 84 | + .tappable { |
| 85 | + onSelection() |
| 86 | + } |
| 87 | + .listRowBackground(Color(.listForeground(modal: false))) |
| 88 | + } |
| 89 | + |
| 90 | + var emptyStateView: some View { |
| 91 | + VStack { |
| 92 | + Spacer() |
| 93 | + Text(Localization.noMembersFound) |
| 94 | + .secondaryBodyStyle() |
| 95 | + Spacer() |
| 96 | + } |
| 97 | + .multilineTextAlignment(.center) |
| 98 | + .padding(.horizontal, Layout.viewPadding) |
| 99 | + .background(Color(.systemBackground)) |
| 100 | + } |
| 101 | +} |
| 102 | + |
| 103 | +private extension BookingTeamMemberSelectorView { |
| 104 | + enum Layout { |
| 105 | + static let textVerticalPadding: CGFloat = 8 |
| 106 | + static let viewPadding: CGFloat = 16 |
| 107 | + static let cornerRadius: CGFloat = 8 |
| 108 | + } |
| 109 | + |
| 110 | + enum Localization { |
| 111 | + static let title = NSLocalizedString( |
| 112 | + "bookingTeamMemberSelectorView.title", |
| 113 | + value: "Team member", |
| 114 | + comment: "Title of the booking team member selector view" |
| 115 | + ) |
| 116 | + static let any = NSLocalizedString( |
| 117 | + "bookingTeamMemberSelectorView.any", |
| 118 | + value: "Any", |
| 119 | + comment: "Option to select no filter on the booking team member selector view" |
| 120 | + ) |
| 121 | + static let noMembersFound = NSLocalizedString( |
| 122 | + "bookingTeamMemberSelectorView.noMembersFound", |
| 123 | + value: "No team members found", |
| 124 | + comment: "Text on the empty view of the booking team member selector view" |
| 125 | + ) |
| 126 | + } |
| 127 | +} |
| 128 | + |
| 129 | +// MARK: - Hosting Controller |
| 130 | +final class BookingTeamMemberSelectorHostingController: UIHostingController<BookingTeamMemberSelectorView> { |
| 131 | + init(viewModel: BookingTeamMemberSelectorViewModel, |
| 132 | + selectedMember: BookingResource?, |
| 133 | + onSelection: @escaping (BookingResource?) -> Void) { |
| 134 | + super.init(rootView: BookingTeamMemberSelectorView( |
| 135 | + viewModel: viewModel, |
| 136 | + selectedMember: selectedMember, |
| 137 | + onSelection: onSelection |
| 138 | + )) |
| 139 | + } |
| 140 | + |
| 141 | + @available(*, unavailable) |
| 142 | + required init?(coder aDecoder: NSCoder) { |
| 143 | + fatalError("init(coder:) has not been implemented") |
| 144 | + } |
| 145 | +} |
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