Files
e-party-iOS/yana/Views/FeedView.swift
edwinQQQ 128bf36c88 feat: 更新依赖和项目配置,优化代码结构
- 在Package.swift中注释掉旧的swift-composable-architecture依赖,并添加swift-case-paths依赖。
- 在Podfile中将iOS平台版本更新至16.0,并移除QCloudCOSXML/Transfer依赖,改为使用QCloudCOSXML。
- 更新Podfile.lock以反映依赖变更,确保项目依赖的准确性。
- 新增架构分析需求文档,明确项目架构评估和改进建议。
- 在多个文件中实现async/await语法,提升异步操作的可读性和性能。
- 更新日志输出方法,确保在调试模式下提供一致的调试信息。
- 优化多个视图组件,提升用户体验和代码可维护性。
2025-07-17 18:47:09 +08:00

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Swift
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import SwiftUI
import ComposableArchitecture
struct FeedTopBarView: View {
let store: StoreOf<FeedFeature>
var body: some View {
HStack {
Spacer()
Text("Enjoy your Life Time")
.font(.system(size: 22, weight: .semibold))
.foregroundColor(.white)
Spacer()
Button(action: {
store.send(.showCreateFeed)
}) {
Image("add icon")
.frame(width: 36, height: 36)
}
}
.padding(.horizontal, 20)
}
}
struct FeedMomentsListView: View {
let store: StoreOf<FeedFeature>
var body: some View {
WithPerceptionTracking {
LazyVStack(spacing: 16) {
if store.moments.isEmpty {
VStack(spacing: 12) {
Image(systemName: "heart.text.square")
.font(.system(size: 40))
.foregroundColor(.white.opacity(0.6))
Text("暂无动态内容")
.font(.system(size: 16))
.foregroundColor(.white.opacity(0.8))
if let error = store.error {
Text("错误: \(error)")
.font(.system(size: 12))
.foregroundColor(.red.opacity(0.8))
.multilineTextAlignment(.center)
.padding(.horizontal, 20)
}
}
.padding(.top, 40)
} else {
ForEach(Array(store.moments.enumerated()), id: \.element.dynamicId) { index, moment in
OptimizedDynamicCardView(
moment: moment,
allMoments: store.moments,
currentIndex: index
)
}
}
}
}
.padding(.horizontal, 16)
.padding(.top, 30)
}
}
struct FeedView: View {
let store: StoreOf<FeedFeature>
var body: some View {
WithPerceptionTracking {
GeometryReader { geometry in
ScrollView {
VStack(spacing: 20) {
FeedTopBarView(store: store)
Image(systemName: "heart.fill")
.font(.system(size: 60))
.foregroundColor(.red)
.padding(.top, 40)
Text("The disease is like a cruel ruler,\nand time is our most precious treasure.\nEvery moment we live is a victory\nagainst the inevitable.")
.font(.system(size: 16))
.multilineTextAlignment(.center)
.foregroundColor(.white.opacity(0.9))
.padding(.horizontal, 30)
.padding(.top, 20)
FeedMomentsListView(store: store)
if store.isLoading {
HStack {
ProgressView()
.progressViewStyle(CircularProgressViewStyle(tint: .white))
Text("加载中...")
.font(.system(size: 14))
.foregroundColor(.white.opacity(0.8))
}
.padding(.top, 20)
}
Color.clear.frame(height: geometry.safeAreaInsets.bottom + 100)
}
}
.refreshable {
store.send(.loadLatestMoments)
}
.onAppear {
store.send(.onAppear)
}
.sheet(isPresented: .init(
get: { store.isShowingCreateFeed },
set: { _ in store.send(.dismissCreateFeed) }
)) {
if let createFeedStore = store.scope(state: \.createFeedState, action: \.createFeed) {
CreateFeedView(store: createFeedStore)
}
}
}
}
}
}
// MARK: -
struct OptimizedDynamicCardView: View {
let moment: MomentsInfo
let allMoments: [MomentsInfo]
let currentIndex: Int
var body: some View {
VStack(alignment: .leading, spacing: 12) {
//
HStack {
// 使
CachedAsyncImage(url: moment.avatar) { image in
image
.resizable()
.aspectRatio(contentMode: .fill)
} placeholder: {
Circle()
.fill(Color.gray.opacity(0.3))
.overlay(
Text(String(moment.nick.prefix(1)))
.font(.system(size: 16, weight: .medium))
.foregroundColor(.white)
)
}
.frame(width: 40, height: 40)
.clipShape(Circle())
VStack(alignment: .leading, spacing: 2) {
Text(moment.nick)
.font(.system(size: 16, weight: .medium))
.foregroundColor(.white)
Text(formatTime(moment.publishTime))
.font(.system(size: 12))
.foregroundColor(.white.opacity(0.6))
}
Spacer()
// VIP
if let vipInfo = moment.userVipInfoVO, let vipLevel = vipInfo.vipLevel {
Text("VIP\(vipLevel)")
.font(.system(size: 10, weight: .bold))
.foregroundColor(.yellow)
.padding(.horizontal, 6)
.padding(.vertical, 2)
.background(Color.yellow.opacity(0.2))
.cornerRadius(4)
}
}
//
if !moment.content.isEmpty {
Text(moment.content)
.font(.system(size: 14))
.foregroundColor(.white.opacity(0.9))
.multilineTextAlignment(.leading)
}
//
if let images = moment.dynamicResList, !images.isEmpty {
OptimizedImageGrid(images: images)
}
//
HStack(spacing: 20) {
Button(action: {}) {
HStack(spacing: 4) {
Image(systemName: "message")
.font(.system(size: 16))
Text("\(moment.commentCount)")
.font(.system(size: 14))
}
.foregroundColor(.white.opacity(0.8))
}
Button(action: {}) {
HStack(spacing: 4) {
Image(systemName: moment.isLike ? "heart.fill" : "heart")
.font(.system(size: 16))
Text("\(moment.likeCount)")
.font(.system(size: 14))
}
.foregroundColor(moment.isLike ? .red : .white.opacity(0.8))
}
Spacer()
}
.padding(.top, 8)
}
.padding(16)
.background(
Color.white.opacity(0.1)
.cornerRadius(12)
)
.onAppear {
//
preloadNearbyImages()
}
}
private func formatTime(_ timestamp: Int) -> String {
let date = Date(timeIntervalSince1970: TimeInterval(timestamp) / 1000.0)
let formatter = DateFormatter()
formatter.locale = Locale(identifier: "zh_CN")
let now = Date()
let interval = now.timeIntervalSince(date)
if interval < 60 {
return "刚刚"
} else if interval < 3600 {
return "\(Int(interval / 60))分钟前"
} else if interval < 86400 {
return "\(Int(interval / 3600))小时前"
} else {
formatter.dateFormat = "MM-dd HH:mm"
return formatter.string(from: date)
}
}
private func preloadNearbyImages() {
var urlsToPreload: [String] = []
// 2
let preloadRange = max(0, currentIndex - 2)...min(allMoments.count - 1, currentIndex + 2)
for index in preloadRange {
let moment = allMoments[index]
//
urlsToPreload.append(moment.avatar)
//
if let images = moment.dynamicResList {
urlsToPreload.append(contentsOf: images.map { $0.resUrl })
}
}
//
ImageCacheManager.shared.preloadImages(urls: urlsToPreload)
}
}
// MARK: -
struct OptimizedImageGrid: View {
let images: [MomentsPicture]
var body: some View {
GeometryReader { geometry in
let availableWidth = geometry.size.width
let spacing: CGFloat = 8
switch images.count {
case 1:
//
let imageSize: CGFloat = min(availableWidth * 0.6, 200)
HStack {
Spacer()
SquareImageView(image: images[0], size: imageSize)
Spacer()
}
case 2:
//
let imageSize: CGFloat = (availableWidth - spacing) / 2
HStack(spacing: spacing) {
SquareImageView(image: images[0], size: imageSize)
SquareImageView(image: images[1], size: imageSize)
}
case 3:
//
let imageSize: CGFloat = (availableWidth - spacing * 2) / 3
HStack(spacing: spacing) {
ForEach(images.prefix(3), id: \.id) { image in
SquareImageView(image: image, size: imageSize)
}
}
default:
// 9
let imageSize: CGFloat = (availableWidth - spacing * 2) / 3
let columns = Array(repeating: GridItem(.fixed(imageSize), spacing: spacing), count: 3)
WithPerceptionTracking {
LazyVGrid(columns: columns, spacing: spacing) {
ForEach(images.prefix(9), id: \.id) { image in
SquareImageView(image: image, size: imageSize)
}
}
}
}
}
.frame(height: calculateGridHeight())
}
private func calculateGridHeight() -> CGFloat {
switch images.count {
case 1:
return 200 //
case 2:
return 120 //
case 3:
return 100 //
case 4...6:
return 216 // 2 ( * 2 + )
default:
return 340 // 3 ( * 3 + + )
}
}
}
// MARK: -
struct SquareImageView: View {
let image: MomentsPicture
let size: CGFloat
var body: some View {
CachedAsyncImage(url: image.resUrl) { imageView in
imageView
.resizable()
.aspectRatio(contentMode: .fill)
} placeholder: {
Rectangle()
.fill(Color.gray.opacity(0.3))
.overlay(
ProgressView()
.progressViewStyle(CircularProgressViewStyle(tint: .white.opacity(0.6)))
.scaleEffect(0.8)
)
}
.frame(width: size, height: size)
.clipped()
.cornerRadius(8)
}
}
// MARK: -
struct RealDynamicCardView: View {
let moment: MomentsInfo
var body: some View {
VStack(alignment: .leading, spacing: 12) {
//
HStack {
AsyncImage(url: URL(string: moment.avatar)) { image in
image
.resizable()
.aspectRatio(contentMode: .fill)
} placeholder: {
Circle()
.fill(Color.gray.opacity(0.3))
.overlay(
Text(String(moment.nick.prefix(1)))
.font(.system(size: 16, weight: .medium))
.foregroundColor(.white)
)
}
.frame(width: 40, height: 40)
.clipShape(Circle())
VStack(alignment: .leading, spacing: 2) {
Text(moment.nick)
.font(.system(size: 16, weight: .medium))
.foregroundColor(.white)
Text(formatTime(moment.publishTime))
.font(.system(size: 12))
.foregroundColor(.white.opacity(0.6))
}
Spacer()
// VIP
if let vipInfo = moment.userVipInfoVO, let vipLevel = vipInfo.vipLevel {
Text("VIP\(vipLevel)")
.font(.system(size: 10, weight: .bold))
.foregroundColor(.yellow)
.padding(.horizontal, 6)
.padding(.vertical, 2)
.background(Color.yellow.opacity(0.2))
.cornerRadius(4)
}
}
//
if !moment.content.isEmpty {
Text(moment.content)
.font(.system(size: 14))
.foregroundColor(.white.opacity(0.9))
.multilineTextAlignment(.leading)
}
//
if let images = moment.dynamicResList, !images.isEmpty {
WithPerceptionTracking {
LazyVGrid(columns: Array(repeating: GridItem(.flexible(), spacing: 8), count: min(images.count, 3)), spacing: 8) {
ForEach(images.prefix(9), id: \.id) { image in
AsyncImage(url: URL(string: image.resUrl)) { imageView in
imageView
.resizable()
.aspectRatio(contentMode: .fill)
} placeholder: {
Rectangle()
.fill(Color.gray.opacity(0.3))
.overlay(
ProgressView()
.progressViewStyle(CircularProgressViewStyle(tint: .white.opacity(0.6)))
)
}
.frame(height: 100)
.clipped()
.cornerRadius(8)
}
}
}
}
//
HStack(spacing: 20) {
Button(action: {}) {
HStack(spacing: 4) {
Image(systemName: "message")
.font(.system(size: 16))
Text("\(moment.commentCount)")
.font(.system(size: 14))
}
.foregroundColor(.white.opacity(0.8))
}
Button(action: {}) {
HStack(spacing: 4) {
Image(systemName: moment.isLike ? "heart.fill" : "heart")
.font(.system(size: 16))
Text("\(moment.likeCount)")
.font(.system(size: 14))
}
.foregroundColor(moment.isLike ? .red : .white.opacity(0.8))
}
Spacer()
}
.padding(.top, 8)
}
.padding(16)
.background(
Color.white.opacity(0.1)
.cornerRadius(12)
)
}
private func formatTime(_ timestamp: Int) -> String {
let date = Date(timeIntervalSince1970: TimeInterval(timestamp) / 1000.0)
let formatter = DateFormatter()
formatter.locale = Locale(identifier: "zh_CN")
let now = Date()
let interval = now.timeIntervalSince(date)
if interval < 60 {
return "刚刚"
} else if interval < 3600 {
return "\(Int(interval / 60))分钟前"
} else if interval < 86400 {
return "\(Int(interval / 3600))小时前"
} else {
formatter.dateFormat = "MM-dd HH:mm"
return formatter.string(from: date)
}
}
}
// MARK: -
struct DynamicCardView: View {
let index: Int
var body: some View {
VStack(alignment: .leading, spacing: 12) {
//
HStack {
Circle()
.fill(Color.gray.opacity(0.3))
.frame(width: 40, height: 40)
.overlay(
Text("U\(index + 1)")
.font(.system(size: 16, weight: .medium))
.foregroundColor(.white)
)
VStack(alignment: .leading, spacing: 2) {
Text("用户\(index + 1)")
.font(.system(size: 16, weight: .medium))
.foregroundColor(.white)
Text("2小时前")
.font(.system(size: 12))
.foregroundColor(.white.opacity(0.6))
}
Spacer()
}
//
Text("今天是美好的一天,分享一些生活中的小确幸。希望大家都能珍惜每一个当下的时刻。")
.font(.system(size: 14))
.foregroundColor(.white.opacity(0.9))
.multilineTextAlignment(.leading)
//
WithPerceptionTracking {
LazyVGrid(columns: Array(repeating: GridItem(.flexible(), spacing: 8), count: 3), spacing: 8) {
ForEach(0..<3) { imageIndex in
Rectangle()
.fill(Color.gray.opacity(0.3))
.aspectRatio(1, contentMode: .fit)
.overlay(
Image(systemName: "photo")
.foregroundColor(.white.opacity(0.6))
)
}
}
}
//
HStack(spacing: 20) {
Button(action: {}) {
HStack(spacing: 4) {
Image(systemName: "message")
.font(.system(size: 16))
Text("354")
.font(.system(size: 14))
}
.foregroundColor(.white.opacity(0.8))
}
Button(action: {}) {
HStack(spacing: 4) {
Image(systemName: "heart")
.font(.system(size: 16))
Text("354")
.font(.system(size: 14))
}
.foregroundColor(.white.opacity(0.8))
}
Spacer()
}
.padding(.top, 8)
}
.padding(16)
.background(
Color.white.opacity(0.1)
.cornerRadius(12)
)
}
}
#Preview {
FeedView(
store: Store(initialState: FeedFeature.State()) {
FeedFeature()
}
)
}