86 lines
3.1 KiB
Swift
86 lines
3.1 KiB
Swift
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final class LinkView : UIView {
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private let viewItem: ConversationViewItem
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private var textColor: UIColor {
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let isOutgoing = (viewItem.interaction.interactionType() == .outgoingMessage)
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switch (isOutgoing, AppModeManager.shared.currentAppMode) {
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case (true, .dark), (false, .light): return .black
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default: return .white
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}
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}
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private static let imageSize: CGFloat = 100
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init(for viewItem: ConversationViewItem) {
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self.viewItem = viewItem
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super.init(frame: CGRect.zero)
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setUpViewHierarchy()
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}
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override init(frame: CGRect) {
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preconditionFailure("Use init(for:) instead.")
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}
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required init?(coder: NSCoder) {
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preconditionFailure("Use init(for:) instead.")
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}
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private func setUpViewHierarchy() {
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guard let preview = viewItem.linkPreview else { return }
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let hStackViewContainer = UIView()
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hStackViewContainer.backgroundColor = .black
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let hStackView = UIStackView()
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hStackView.axis = .horizontal
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hStackView.alignment = .center
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hStackViewContainer.addSubview(hStackView)
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hStackView.pin(to: hStackViewContainer)
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let imageViewContainer = UIView()
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imageViewContainer.set(.width, to: LinkView.imageSize)
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imageViewContainer.set(.height, to: LinkView.imageSize)
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imageViewContainer.clipsToBounds = true
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let imageView = UIImageView()
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let filePath = given(preview.imageAttachmentId) { TSAttachmentStream.fetch(uniqueId: $0)!.originalFilePath! }
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imageView.image = given(filePath) { UIImage(contentsOfFile: $0)! }
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imageView.contentMode = .scaleAspectFill
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imageViewContainer.addSubview(imageView)
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imageView.pin(to: imageViewContainer)
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hStackView.addArrangedSubview(imageViewContainer)
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let titleLabelContainer = UIView()
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let titleLabel = UILabel()
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titleLabel.text = preview.title
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titleLabel.textColor = textColor
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titleLabel.font = .boldSystemFont(ofSize: Values.smallFontSize)
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titleLabel.numberOfLines = 0
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titleLabelContainer.addSubview(titleLabel)
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titleLabel.pin(to: titleLabelContainer, withInset: Values.smallSpacing)
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hStackView.addArrangedSubview(titleLabelContainer)
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let vStackView = UIStackView()
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vStackView.axis = .vertical
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vStackView.addArrangedSubview(hStackViewContainer)
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let separator = UIView()
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separator.backgroundColor = Colors.separator
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separator.set(.height, to: 1 / UIScreen.main.scale)
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vStackView.addArrangedSubview(separator)
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let bodyLabelContainer = UIView()
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let bodyLabel = VisibleMessageCell.getBodyLabel(for: viewItem, with: textColor)
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bodyLabelContainer.addSubview(bodyLabel)
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bodyLabel.pin(to: bodyLabelContainer, withInset: 12)
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vStackView.addArrangedSubview(bodyLabelContainer)
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addSubview(vStackView)
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vStackView.pin(to: self)
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}
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}
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