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load from api

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This commit is contained in:
cheykrym 2025-08-14 19:41:07 +03:00
parent efc7773c04
commit a02fa53902
3 changed files with 77 additions and 6 deletions
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58
Shared/Components/RemoteImageView.swift Normal file
View File

@ -0,0 +1,58 @@
import SwiftUI
import Combine
// 1. Класс для загрузки изображения
class ImageLoader: ObservableObject {
@Published var image: UIImage?
private var cancellable: AnyCancellable?
private let url: URL
init(url: URL) {
self.url = url
}
deinit {
cancellable?.cancel()
}
func load() {
cancellable = URLSession.shared.dataTaskPublisher(for: url)
.map { UIImage(data: $0.data) }
.replaceError(with: nil)
.receive(on: DispatchQueue.main)
.assign(to: \.image, on: self)
}
func cancel() {
cancellable?.cancel()
}
}
// 2. View для отображения удаленного изображения
struct RemoteImageView: View {
@StateObject private var loader: ImageLoader
private let placeholder: Image
init(url: URL, placeholder: Image = Image("placeholderPhoto")) {
_loader = StateObject(wrappedValue: ImageLoader(url: url))
self.placeholder = placeholder
}
var body: some View {
content
.onAppear(perform: loader.load)
.onDisappear(perform: loader.cancel)
}
private var content: some View {
Group {
if let image = loader.image {
Image(uiImage: image)
.resizable()
} else {
placeholder
.resizable()
}
}
}
}

21
Shared/Views/Tab/NewHomeTab.swift
View File

@ -50,15 +50,24 @@ struct PostGridItem: View {
let post: Post
let width: CGFloat // Ширина элемента
// Формируем URL для загрузки изображения
private var imageURL: URL? {
// Используем picsum.photos для получения уникального изображения для каждого поста
URL(string: "https://picsum.photos/seed/\(post.id.uuidString)/400/400")
}
var body: some View {
VStack(alignment: .leading, spacing: 0) { // Убираем отступ между картинкой и текстом
// 1. Медиа контент
if let _ = post.media.first {
Image("placeholderPhoto")
.resizable()
.scaledToFill() // Заполняем кадр, сохраняя пропорции
.frame(width: width, height: width) // Устанавливаем жесткий размер
.clipped() // Обрезаем лишнее
if let url = imageURL {
// Создаем контейнер с четкими границами, чтобы избежать перекрытия
Color.clear
.frame(width: width, height: width)
.background(
RemoteImageView(url: url)
.scaledToFill()
)
.clipped()
}
// Контейнер для текста, который создает эффект "расширения"

4
yobble.xcodeproj/project.pbxproj
View File

@ -37,6 +37,7 @@
1A9B016E2E4BFB9000887E0B /* NewHomeTabViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1A9B016D2E4BFB9000887E0B /* NewHomeTabViewModel.swift */; };
1A9B017C2E4C087F00887E0B /* SideMenuView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1A9B017B2E4C087F00887E0B /* SideMenuView.swift */; };
1A9E4FB32E4D6A67002249D6 /* ThemeManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1A9E4FB22E4D6A67002249D6 /* ThemeManager.swift */; };
1A9E4FD72E4E47EF002249D6 /* RemoteImageView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1A9E4FD62E4E47EF002249D6 /* RemoteImageView.swift */; };
1AB4F8CD2E22E341002B6E40 /* AccountShareSheet.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1AB4F8CC2E22E341002B6E40 /* AccountShareSheet.swift */; };
1AB4F8F32E22EC9F002B6E40 /* FollowersView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1AB4F8F22E22EC9F002B6E40 /* FollowersView.swift */; };
1AB4F8F72E22ECAC002B6E40 /* FollowingView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1AB4F8F62E22ECAC002B6E40 /* FollowingView.swift */; };
@ -92,6 +93,7 @@
1A9B016D2E4BFB9000887E0B /* NewHomeTabViewModel.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = NewHomeTabViewModel.swift; sourceTree = "<group>"; };
1A9B017B2E4C087F00887E0B /* SideMenuView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = SideMenuView.swift; sourceTree = "<group>"; };
1A9E4FB22E4D6A67002249D6 /* ThemeManager.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ThemeManager.swift; sourceTree = "<group>"; };
1A9E4FD62E4E47EF002249D6 /* RemoteImageView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = RemoteImageView.swift; sourceTree = "<group>"; };
1AB4F8CC2E22E341002B6E40 /* AccountShareSheet.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccountShareSheet.swift; sourceTree = "<group>"; };
1AB4F8F22E22EC9F002B6E40 /* FollowersView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FollowersView.swift; sourceTree = "<group>"; };
1AB4F8F62E22ECAC002B6E40 /* FollowingView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FollowingView.swift; sourceTree = "<group>"; };
@ -257,6 +259,7 @@
1AB7F5132E32EBF1003756F3 /* Components */ = {
isa = PBXGroup;
children = (
1A9E4FD62E4E47EF002249D6 /* RemoteImageView.swift */,
1AB7F5142E32EC1C003756F3 /* RefreshableScrollView.swift */,
1AB7F5152E32EC1C003756F3 /* TopBarView.swift */,
);
@ -429,6 +432,7 @@
1AEE5EAB2E21A83200A3DCA3 /* HomeTab.swift in Sources */,
1ACE60F82E22F3DC00B37AC5 /* SettingsView.swift in Sources */,
1AD757CD2E27608C0069C1FD /* PostFeedView.swift in Sources */,
1A9E4FD72E4E47EF002249D6 /* RemoteImageView.swift in Sources */,
1A9B017C2E4C087F00887E0B /* SideMenuView.swift in Sources */,
1A7940C62DF7A98E002569DA /* ContactsTab.swift in Sources */,
1ACE61092E22F57100B37AC5 /* AppPreferencesView.swift in Sources */,