57a8b833eb
- 修改CreateFeedFeature中的发布逻辑，确保在发布成功时同时发送关闭通知。 - 更新FeedListFeature以在创建Feed成功时触发刷新并关闭编辑页面。 - 优化CreateFeedView中的键盘管理和通知处理，提升用户体验。
427 lines
15 KiB
Swift
427 lines
15 KiB
Swift
import SwiftUI
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import ComposableArchitecture
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import PhotosUI
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struct CreateFeedView: View {
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let store: StoreOf<CreateFeedFeature>
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@State private var isKeyboardVisible: Bool = false
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@FocusState private var isTextEditorFocused: Bool
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var body: some View {
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NavigationStack {
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GeometryReader { geometry in
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VStack(spacing: 0) {
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ZStack {
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// 背景色
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Color(hex: 0x0C0527)
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.ignoresSafeArea()
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// 主要内容区域
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VStack(spacing: 20) {
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ContentInputSection(store: store, isFocused: $isTextEditorFocused)
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ImageSelectionSection(store: store)
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LoadingAndErrorSection(store: store)
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Spacer()
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}
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.frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .top)
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.ignoresSafeArea(.keyboard, edges: .bottom)
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.background(Color(hex: 0x0C0527))
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}
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// 底部发布按钮 - 只在键盘隐藏时显示
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if !isKeyboardVisible {
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PublishButtonSection(store: store, geometry: geometry, isFocused: $isTextEditorFocused)
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}
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}
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.onTapGesture {
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isTextEditorFocused = false // 点击空白处收起键盘
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}
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}
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.navigationTitle(NSLocalizedString("createFeed.title", comment: "Image & Text Publish"))
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.navigationBarTitleDisplayMode(.inline)
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.toolbarBackground(.hidden, for: .navigationBar)
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.navigationBarBackButtonHidden(true)
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.toolbar {
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ToolbarItem(placement: .navigationBarLeading) {
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Button(action: {
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store.send(.dismissView)
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}) {
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Image(systemName: "xmark")
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.font(.system(size: 18, weight: .medium))
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.foregroundColor(.white)
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}
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}
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ToolbarItem(placement: .principal) {
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Text(NSLocalizedString("createFeed.title", comment: "Image & Text Publish"))
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.font(.system(size: 18, weight: .medium))
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.foregroundColor(.white)
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}
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// 右上角发布按钮 - 只在键盘显示时出现
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ToolbarItem(placement: .navigationBarTrailing) {
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if isKeyboardVisible {
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Button(action: {
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isTextEditorFocused = false // 收起键盘
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store.send(.publishButtonTapped)
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}) {
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HStack(spacing: 4) {
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if store.isLoading || store.isUploadingImages {
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ProgressView()
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.progressViewStyle(CircularProgressViewStyle(tint: .white))
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.scaleEffect(0.7)
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}
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Text(toolbarButtonText)
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.font(.system(size: 14, weight: .medium))
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.foregroundColor(.white)
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}
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.padding(.horizontal, 12)
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.padding(.vertical, 8)
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.background(
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LinearGradient(
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gradient: Gradient(colors: [
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Color(hex: 0xF854FC),
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Color(hex: 0x500FFF)
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]),
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startPoint: .leading,
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endPoint: .trailing
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)
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)
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.cornerRadius(16)
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}
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.disabled(store.isLoading || store.isUploadingImages || !store.canPublish)
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.opacity(toolbarButtonOpacity)
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}
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}
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}
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}
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.onReceive(NotificationCenter.default.publisher(for: UIResponder.keyboardWillShowNotification)) { notification in
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if let _ = notification.userInfo?[UIResponder.keyboardFrameEndUserInfoKey] as? CGRect {
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DispatchQueue.main.async {
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isKeyboardVisible = true
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}
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}
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}
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.onReceive(NotificationCenter.default.publisher(for: UIResponder.keyboardWillHideNotification)) { _ in
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DispatchQueue.main.async {
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isKeyboardVisible = false
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}
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}
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.onReceive(NotificationCenter.default.publisher(for: .init("CreateFeedDismiss"))) { _ in
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store.send(.dismissView)
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}
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.onDisappear {
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isKeyboardVisible = false
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}
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}
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// MARK: - 工具栏按钮计算属性
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private var toolbarButtonText: String {
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if store.isUploadingImages {
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return "上传中..."
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} else if store.isLoading {
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return NSLocalizedString("createFeed.publishing", comment: "Publishing...")
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} else {
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return NSLocalizedString("createFeed.publish", comment: "Publish")
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}
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}
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private var toolbarButtonOpacity: Double {
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store.isLoading || store.isUploadingImages || !store.canPublish ? 0.6 : 1.0
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}
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}
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// MARK: - 内容输入区域组件
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struct ContentInputSection: View {
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let store: StoreOf<CreateFeedFeature>
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@FocusState.Binding var isFocused: Bool
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var body: some View {
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VStack(alignment: .leading, spacing: 12) {
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ZStack(alignment: .topLeading) {
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RoundedRectangle(cornerRadius: 8)
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.fill(Color.init(hex: 0x1C143A))
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if store.content.isEmpty {
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Text(NSLocalizedString("createFeed.enterContent", comment: "Enter Content"))
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.foregroundColor(.white.opacity(0.5))
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.padding(.horizontal, 16)
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.padding(.vertical, 12)
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}
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TextEditor(text: textBinding)
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.foregroundColor(.white)
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.background(Color.clear)
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.padding(.horizontal, 12)
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.padding(.vertical, 8)
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.scrollContentBackground(.hidden)
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.frame(height: 200)
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.focused($isFocused)
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}
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// 字符计数
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HStack {
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Spacer()
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Text("\(store.characterCount)/500")
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.font(.system(size: 12))
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.foregroundColor(characterCountColor)
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}
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}
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.frame(height: 200)
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.padding(.horizontal, 20)
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.padding(.top, 20)
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}
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// MARK: - 计算属性
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private var textBinding: Binding<String> {
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Binding(
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get: { store.content },
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set: { store.send(.contentChanged($0)) }
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)
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}
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private var characterCountColor: Color {
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store.characterCount > 500 ? .red : .white.opacity(0.6)
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}
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}
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// MARK: - 图片选择区域组件
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struct ImageSelectionSection: View {
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let store: StoreOf<CreateFeedFeature>
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var body: some View {
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VStack(alignment: .leading, spacing: 12) {
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if shouldShowImageSelection {
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ModernImageSelectionGrid(
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images: store.processedImages,
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selectedItems: store.selectedImages,
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canAddMore: store.canAddMoreImages,
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onItemsChanged: { items in
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store.send(.photosPickerItemsChanged(items))
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},
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onRemoveImage: { index in
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store.send(.removeImage(index))
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}
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)
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}
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}
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.padding(.horizontal, 20)
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}
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// MARK: - 计算属性
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private var shouldShowImageSelection: Bool {
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!store.processedImages.isEmpty || store.canAddMoreImages
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}
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}
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// MARK: - 加载和错误状态组件
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struct LoadingAndErrorSection: View {
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let store: StoreOf<CreateFeedFeature>
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var body: some View {
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VStack(spacing: 10) {
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// 图片上传状态
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if store.isUploadingImages {
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VStack(spacing: 8) {
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HStack {
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ProgressView()
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.progressViewStyle(CircularProgressViewStyle(tint: .white))
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Text(store.uploadStatus)
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.font(.system(size: 14))
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.foregroundColor(.white.opacity(0.8))
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}
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// 上传进度条
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ProgressView(value: store.uploadProgress)
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.progressViewStyle(LinearProgressViewStyle(tint: .blue))
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.frame(height: 4)
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.background(Color.white.opacity(0.2))
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.cornerRadius(2)
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}
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.padding(.top, 10)
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}
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// 内容发布加载状态
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if store.isLoading && !store.isUploadingImages {
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HStack {
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ProgressView()
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.progressViewStyle(CircularProgressViewStyle(tint: .white))
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Text(NSLocalizedString("createFeed.publishing", comment: "Publishing..."))
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.font(.system(size: 14))
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.foregroundColor(.white.opacity(0.8))
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}
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.padding(.top, 10)
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}
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// 错误提示
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if let error = store.errorMessage {
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Text(error)
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.font(.system(size: 14))
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.foregroundColor(.red)
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.padding(.horizontal, 20)
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.multilineTextAlignment(.center)
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}
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}
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}
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}
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// MARK: - 发布按钮组件
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struct PublishButtonSection: View {
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let store: StoreOf<CreateFeedFeature>
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let geometry: GeometryProxy
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@FocusState.Binding var isFocused: Bool
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var body: some View {
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VStack(spacing: 0) {
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Button(action: {
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isFocused = false // 收起键盘
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store.send(.publishButtonTapped)
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}) {
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HStack {
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if store.isLoading || store.isUploadingImages {
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ProgressView()
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.progressViewStyle(CircularProgressViewStyle(tint: .white))
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.scaleEffect(0.8)
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Text(buttonText)
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.font(.system(size: 16, weight: .medium))
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.foregroundColor(.white)
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} else {
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Text(NSLocalizedString("createFeed.publish", comment: "Publish"))
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.font(.system(size: 16, weight: .medium))
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.foregroundColor(.white)
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}
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}
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.frame(maxWidth: .infinity)
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.frame(height: 45)
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.background(
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LinearGradient(
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gradient: Gradient(colors: [
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Color(hex: 0xF854FC),
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Color(hex: 0x500FFF)
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]),
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startPoint: .leading,
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endPoint: .trailing
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)
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)
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.cornerRadius(22.5)
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.disabled(store.isLoading || store.isUploadingImages || !store.canPublish)
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.opacity(buttonOpacity)
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}
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.padding(.horizontal, 16)
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.padding(.bottom, 20) // 使用固定间距，不受键盘影响
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}
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.background(Color(hex: 0x0C0527))
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}
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// MARK: - 计算属性
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private var buttonOpacity: Double {
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store.isLoading || store.isUploadingImages || !store.canPublish ? 0.6 : 1.0
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}
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private var buttonText: String {
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if store.isUploadingImages {
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return "上传图片中..."
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} else if store.isLoading {
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return NSLocalizedString("createFeed.publishing", comment: "Publishing...")
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} else {
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return NSLocalizedString("createFeed.publish", comment: "Publish")
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}
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}
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}
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// MARK: - iOS 16+ 图片选择网格组件
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struct ModernImageSelectionGrid: View {
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let images: [UIImage]
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let selectedItems: [PhotosPickerItem]
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let canAddMore: Bool
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let onItemsChanged: ([PhotosPickerItem]) -> Void
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let onRemoveImage: (Int) -> Void
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private let columns = Array(repeating: GridItem(.flexible(), spacing: 8), count: 3)
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var body: some View {
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LazyVGrid(columns: columns, spacing: 8) {
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// 显示已选择的图片
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ForEach(Array(images.enumerated()), id: \.offset) { index, image in
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ImageItemView(
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image: image,
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index: index,
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onRemove: onRemoveImage
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)
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}
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// 添加图片按钮
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if canAddMore {
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CreateAddImageButton(
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selectedItems: selectedItems,
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onItemsChanged: onItemsChanged
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)
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}
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}
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}
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}
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// MARK: - 图片项组件
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struct ImageItemView: View {
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let image: UIImage
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let index: Int
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let onRemove: (Int) -> Void
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var body: some View {
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ZStack(alignment: .topTrailing) {
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Image(uiImage: image)
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.resizable()
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.aspectRatio(contentMode: .fill)
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.frame(width: 100, height: 100)
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.clipped()
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.cornerRadius(8)
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// 删除按钮
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Button(action: {
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onRemove(index)
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}) {
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Image(systemName: "xmark.circle.fill")
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.font(.system(size: 20))
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.foregroundColor(.white)
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.background(Color.black.opacity(0.6))
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.clipShape(Circle())
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}
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.padding(4)
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}
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}
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}
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// MARK: - 添加图片按钮组件
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struct CreateAddImageButton: View {
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let selectedItems: [PhotosPickerItem]
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let onItemsChanged: ([PhotosPickerItem]) -> Void
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var body: some View {
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PhotosPicker(
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selection: selectionBinding,
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maxSelectionCount: 9,
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matching: .images
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) {
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Image("add photo")
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.frame(width: 100, height: 100)
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}
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}
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// MARK: - 计算属性
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private var selectionBinding: Binding<[PhotosPickerItem]> {
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Binding(
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get: { selectedItems },
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set: onItemsChanged
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)
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}
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}
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// MARK: - 预览
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//#Preview {
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// CreateFeedView(
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// store: Store(initialState: CreateFeedFeature.State()) {
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// CreateFeedFeature()
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// }
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// )
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//}
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