114 lines
5.2 KiB
Swift
114 lines
5.2 KiB
Swift
//
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// Copyright 2025 Element Creations Ltd.
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// Copyright 2022-2025 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
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// Please see LICENSE files in the repository root for full details.
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//
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import Foundation
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import SwiftUI
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struct ImageRoomTimelineView: View {
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@Environment(\.timelineContext) private var context
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let timelineItem: ImageRoomTimelineItem
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var hasMediaCaption: Bool {
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timelineItem.content.caption != nil
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}
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var body: some View {
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TimelineStyler(timelineItem: timelineItem) {
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VStack(alignment: .leading, spacing: 4) {
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loadableImage
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.accessibilityElement(children: .ignore)
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.accessibilityLabel(L10n.commonImage)
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// This clip shape is distinct from the one in the styler as that one
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// operates on the entire message so wouldn't round the bottom corners.
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.clipShape(RoundedRectangle(cornerRadius: hasMediaCaption ? 6 : 0))
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.onTapGesture {
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context?.send(viewAction: .mediaTapped(itemID: timelineItem.id))
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}
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if let attributedCaption = timelineItem.content.formattedCaption {
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FormattedBodyText(attributedString: attributedCaption,
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additionalWhitespacesCount: timelineItem.additionalWhitespaces(),
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boostFontSize: timelineItem.shouldBoost)
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} else if let caption = timelineItem.content.caption {
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FormattedBodyText(text: caption,
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additionalWhitespacesCount: timelineItem.additionalWhitespaces(),
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boostFontSize: timelineItem.shouldBoost)
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}
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}
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}
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}
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@ViewBuilder
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private var loadableImage: some View {
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if timelineItem.content.contentType == .gif {
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LoadableImage(mediaSource: timelineItem.content.imageInfo.source,
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mediaType: .timelineItem(uniqueID: timelineItem.id.uniqueID),
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blurhash: timelineItem.content.blurhash,
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size: timelineItem.content.imageInfo.size,
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mediaProvider: context?.mediaProvider) {
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placeholder
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}
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.timelineMediaFrame(imageInfo: timelineItem.content.imageInfo)
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} else {
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LoadableImage(mediaSource: timelineItem.content.thumbnailInfo?.source ?? timelineItem.content.imageInfo.source,
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mediaType: .timelineItem(uniqueID: timelineItem.id.uniqueID),
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blurhash: timelineItem.content.blurhash,
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size: timelineItem.content.thumbnailInfo?.size ?? timelineItem.content.imageInfo.size,
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mediaProvider: context?.mediaProvider) {
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placeholder
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}
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.timelineMediaFrame(imageInfo: timelineItem.content.thumbnailInfo ?? timelineItem.content.imageInfo)
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}
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}
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private var placeholder: some View {
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Rectangle()
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.foregroundColor(timelineItem.isOutgoing ? .compound._bgBubbleOutgoing : .compound._bgBubbleIncoming)
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.opacity(0.3)
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}
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}
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struct ImageRoomTimelineView_Previews: PreviewProvider, TestablePreview {
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static let viewModel = TimelineViewModel.mock
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static var previews: some View {
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ScrollView {
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VStack(spacing: 20.0) {
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ImageRoomTimelineView(timelineItem: makeTimelineItem())
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ImageRoomTimelineView(timelineItem: makeTimelineItem(isEdited: true))
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// Blur hashed item?
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ImageRoomTimelineView(timelineItem: makeTimelineItem(caption: "This is a great image 😎"))
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ImageRoomTimelineView(timelineItem: makeTimelineItem(caption: "This is a great image with a really long multiline caption.",
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isEdited: true))
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}
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}
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.environmentObject(viewModel.context)
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.environment(\.timelineContext, viewModel.context)
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.previewLayout(.fixed(width: 390, height: 1200))
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.padding(.bottom, 20)
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}
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private static func makeTimelineItem(caption: String? = nil, isEdited: Bool = false) -> ImageRoomTimelineItem {
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ImageRoomTimelineItem(id: .randomEvent,
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timestamp: .mock,
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isOutgoing: false,
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isEditable: false,
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canBeRepliedTo: true,
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sender: .init(id: "Bob"),
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content: .init(filename: "image.jpg",
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caption: caption,
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imageInfo: .mockImage,
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thumbnailInfo: .mockThumbnail,
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blurhash: "L%KUc%kqS$RP?Ks,WEf8OlrqaekW",
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contentType: .jpeg),
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properties: .init(isEdited: isEdited))
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}
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}
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