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Implemented pinning channels in the demo app (#419)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,182 @@ | ||
| // | ||
| // Copyright © 2024 Stream.io Inc. All rights reserved. | ||
| // | ||
|
|
||
| import StreamChat | ||
| import StreamChatSwiftUI | ||
| import SwiftUI | ||
|
|
||
| extension ChatChannel { | ||
| static func isPinnedBy(keyForUserId userId: UserId) -> String { | ||
| "is_pinned_by_\(userId)" | ||
| } | ||
|
|
||
| var isPinned: Bool { | ||
| guard let userId = membership?.id else { return false } | ||
| let key = Self.isPinnedBy(keyForUserId: userId) | ||
| return extraData[key]?.boolValue ?? false | ||
| } | ||
| } | ||
|
|
||
| struct DemoAppChatChannelListItem: View { | ||
|
|
||
| @Injected(\.fonts) private var fonts | ||
| @Injected(\.colors) private var colors | ||
| @Injected(\.utils) private var utils | ||
| @Injected(\.images) private var images | ||
| @Injected(\.chatClient) private var chatClient | ||
|
|
||
| var channel: ChatChannel | ||
| var channelName: String | ||
| var injectedChannelInfo: InjectedChannelInfo? | ||
| var avatar: UIImage | ||
| var onlineIndicatorShown: Bool | ||
| var disabled = false | ||
| var onItemTap: (ChatChannel) -> Void | ||
|
|
||
| public var body: some View { | ||
| Button { | ||
| onItemTap(channel) | ||
| } label: { | ||
| HStack { | ||
| ChannelAvatarView( | ||
| avatar: avatar, | ||
| showOnlineIndicator: onlineIndicatorShown | ||
| ) | ||
|
|
||
| VStack(alignment: .leading, spacing: 4) { | ||
| HStack { | ||
| ChatTitleView(name: channelName) | ||
|
|
||
| Spacer() | ||
|
|
||
| if injectedChannelInfo == nil && channel.unreadCount != .noUnread { | ||
| UnreadIndicatorView( | ||
| unreadCount: channel.unreadCount.messages | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| HStack { | ||
| subtitleView | ||
|
|
||
| Spacer() | ||
|
|
||
| HStack(spacing: 4) { | ||
| if shouldShowReadEvents { | ||
| MessageReadIndicatorView( | ||
| readUsers: channel.readUsers( | ||
| currentUserId: chatClient.currentUserId, | ||
| message: channel.latestMessages.first | ||
| ), | ||
| showReadCount: false | ||
| ) | ||
| } | ||
| SubtitleText(text: injectedChannelInfo?.timestamp ?? channel.timestampText) | ||
| .accessibilityIdentifier("timestampView") | ||
| } | ||
| } | ||
| } | ||
| } | ||
| .padding(.all, 8) | ||
| } | ||
| .foregroundColor(.black) | ||
| .disabled(disabled) | ||
| .background(channel.isPinned ? Color(colors.pinnedBackground) : .clear) | ||
| .id("\(channel.id)-\(channel.isPinned ? "pinned" : "not-pinned")-base") | ||
| } | ||
|
|
||
| private var subtitleView: some View { | ||
| HStack(spacing: 4) { | ||
| if let image = image { | ||
| Image(uiImage: image) | ||
| .customizable() | ||
| .frame(maxHeight: 12) | ||
| .foregroundColor(Color(colors.subtitleText)) | ||
| } else { | ||
| if channel.shouldShowTypingIndicator { | ||
| TypingIndicatorView() | ||
| } | ||
| } | ||
| SubtitleText(text: injectedChannelInfo?.subtitle ?? channel.subtitleText) | ||
| Spacer() | ||
| } | ||
| .accessibilityIdentifier("subtitleView") | ||
| } | ||
|
|
||
| private var shouldShowReadEvents: Bool { | ||
| if let message = channel.latestMessages.first, | ||
| message.isSentByCurrentUser, | ||
| !message.isDeleted { | ||
| return channel.config.readEventsEnabled | ||
| } | ||
|
|
||
| return false | ||
| } | ||
|
|
||
| private var image: UIImage? { | ||
| if channel.isMuted { | ||
| return images.muted | ||
| } | ||
| return nil | ||
| } | ||
| } | ||
|
|
||
| struct DemoAppChatChannelNavigatableListItem<ChannelDestination: View>: View { | ||
| private var channel: ChatChannel | ||
| private var channelName: String | ||
| private var avatar: UIImage | ||
| private var disabled: Bool | ||
| private var onlineIndicatorShown: Bool | ||
| @Binding private var selectedChannel: ChannelSelectionInfo? | ||
| private var channelDestination: (ChannelSelectionInfo) -> ChannelDestination | ||
| private var onItemTap: (ChatChannel) -> Void | ||
|
|
||
| init( | ||
| channel: ChatChannel, | ||
| channelName: String, | ||
| avatar: UIImage, | ||
| onlineIndicatorShown: Bool, | ||
| disabled: Bool = false, | ||
| selectedChannel: Binding<ChannelSelectionInfo?>, | ||
| channelDestination: @escaping (ChannelSelectionInfo) -> ChannelDestination, | ||
| onItemTap: @escaping (ChatChannel) -> Void | ||
| ) { | ||
| self.channel = channel | ||
| self.channelName = channelName | ||
| self.channelDestination = channelDestination | ||
| self.onItemTap = onItemTap | ||
| self.avatar = avatar | ||
| self.onlineIndicatorShown = onlineIndicatorShown | ||
| self.disabled = disabled | ||
| _selectedChannel = selectedChannel | ||
| } | ||
|
|
||
| public var body: some View { | ||
| ZStack { | ||
| DemoAppChatChannelListItem( | ||
| channel: channel, | ||
| channelName: channelName, | ||
| injectedChannelInfo: injectedChannelInfo, | ||
| avatar: avatar, | ||
| onlineIndicatorShown: onlineIndicatorShown, | ||
| disabled: disabled, | ||
| onItemTap: onItemTap | ||
| ) | ||
|
|
||
| NavigationLink( | ||
| tag: channel.channelSelectionInfo, | ||
| selection: $selectedChannel | ||
| ) { | ||
| LazyView(channelDestination(channel.channelSelectionInfo)) | ||
| } label: { | ||
| EmptyView() | ||
| } | ||
| } | ||
| .id("\(channel.id)-\(channel.isPinned ? "pinned" : "not-pinned")-base") | ||
| } | ||
|
|
||
| private var injectedChannelInfo: InjectedChannelInfo? { | ||
| selectedChannel?.channel.cid.rawValue == channel.cid.rawValue ? selectedChannel?.injectedChannelInfo : nil | ||
| } | ||
| } |
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