90 lines
3.9 KiB
Swift
90 lines
3.9 KiB
Swift
//
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// https://mczachurski.dev
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// Copyright © 2023 Marcin Czachurski and the repository contributors.
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// Licensed under the MIT License.
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//
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import SwiftUI
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struct ImageRow: View {
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private let status: StatusData
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private let imageHeight: Double
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private let imageWidth: Double
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private let attachmentData: AttachmentData?
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@State private var uiImage:UIImage?
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init(statusData: StatusData) {
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self.status = statusData
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self.attachmentData = statusData.attachments().first
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// Calculate size of frame (first from cache, then from real image, then from metadata).
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if let attachmentData, let size = ImageSizeService.shared.getImageSize(for: attachmentData.url) {
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self.imageWidth = size.width
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self.imageHeight = size.height
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} else if let attachmentData, let imageData = attachmentData.data, let uiImage = UIImage(data: imageData) {
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self.uiImage = uiImage
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let size = ImageSizeService.shared.calculateSize(for: attachmentData.url, width: uiImage.size.width, height: uiImage.size.height)
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self.imageWidth = size.width
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self.imageHeight = size.height
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} else if let attachmentData, attachmentData.metaImageWidth > 0 && attachmentData.metaImageHeight > 0 {
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let size = ImageSizeService.shared.calculateSize(for: attachmentData.url,
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width: attachmentData.metaImageWidth,
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height: attachmentData.metaImageHeight)
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self.imageWidth = size.width
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self.imageHeight = size.height
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} else {
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self.uiImage = nil
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self.imageHeight = UIScreen.main.bounds.width * 0.75
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self.imageWidth = UIScreen.main.bounds.width
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}
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}
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var body: some View {
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if let attachmentData {
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if let uiImage {
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ZStack {
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if self.status.sensitive {
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ContentWarning(blurhash: attachmentData.blurhash, spoilerText: self.status.spoilerText) {
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Image(uiImage: uiImage)
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.resizable()
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.aspectRatio(contentMode: .fit)
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.transition(.opacity)
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}
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} else {
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Image(uiImage: uiImage)
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.resizable()
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.aspectRatio(contentMode: .fit)
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}
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if let count = self.status.attachments().count, count > 1 {
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BottomRight {
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Text("1 / \(count)")
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.padding(.horizontal, 6)
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.padding(.vertical, 3)
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.font(.caption2)
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.foregroundColor(.black)
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.background(.ultraThinMaterial, in: Capsule())
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}.padding()
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}
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}
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.frame(width: self.imageWidth, height: self.imageHeight)
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} else {
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BlurredImage(blurhash: attachmentData.blurhash)
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.frame(width: self.imageWidth, height: self.imageHeight)
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.task {
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do {
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if let imageData = try await RemoteFileService.shared.fetchData(url: attachmentData.url) {
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HomeTimelineService.shared.updateAttachmentDataImage(attachmentData: attachmentData, imageData: imageData)
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self.uiImage = UIImage(data: imageData)
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}
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} catch {
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ErrorService.shared.handle(error, message: "Cannot download the image.")
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}
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}
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}
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}
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}
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}
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