fix: 优化任务详情与图片预览布局

suixinkan/UI/TravelAlbum/TravelAlbumAIJobDetailViewController.swift

@@ -533,7 +533,7 @@ private final class AIJobDetailAlbumCard: UIView {
     }
 }
 
-/// 任务内容卡，以浅蓝标签展示各输出目标数量并补充额度结算。
+/// 任务内容卡，以三色紧凑标签展示各输出目标数量并补充额度结算。
 private final class AIJobDetailContentCard: UIView {
     private let outputStack = UIStackView()
     private let quotaLabel = UILabel()
@@ -548,7 +548,8 @@ private final class AIJobDetailContentCard: UIView {
         titleLabel.textColor = AIJobDetailStyle.textPrimary
         outputStack.axis = .horizontal
         outputStack.spacing = 10
-        outputStack.distribution = .fillEqually
+        outputStack.distribution = .fill
+        outputStack.alignment = .center
         quotaLabel.font = .systemFont(ofSize: 12)
         quotaLabel.textColor = AIJobDetailStyle.textSecondary
         quotaLabel.numberOfLines = 0
@@ -565,6 +566,12 @@ private final class AIJobDetailContentCard: UIView {
     func apply(_ detail: TravelAlbumAIJobDetail) {
         outputStack.arrangedSubviews.forEach { $0.removeFromSuperview() }
         detail.outputs.forEach { outputStack.addArrangedSubview(makeChip($0)) }
+        if let lastChip = outputStack.arrangedSubviews.last {
+            let spacer = UIView()
+            spacer.setContentHuggingPriority(.defaultLow, for: .horizontal)
+            outputStack.setCustomSpacing(0, after: lastChip)
+            outputStack.addArrangedSubview(spacer)
+        }
         outputStack.isHidden = detail.outputs.isEmpty
         let quota = detail.quotaSettlement
         quotaLabel.text = "额度：预占 \(quota.reservedUnits) · 消耗 \(quota.consumedUnits) · 释放 \(quota.releasedUnits)"
@@ -573,32 +580,42 @@ private final class AIJobDetailContentCard: UIView {
     }
 
     private func makeChip(_ output: TravelAlbumAIJobOutput) -> UIView {
-        let container = UIView()
+        AIJobDetailOutputChip(
-        container.backgroundColor = AppColor.primaryLight
+            text: "\(output.type.shortTitle) \(output.count)张",
-        container.layer.cornerRadius = 9
+            backgroundColor: output.type.chipBackgroundColor,
-        let iconView = UIImageView(image: UIImage(systemName: output.type.symbolName))
+            accessibilityIdentifier: "aiRetouchJob.contentChip.\(output.type.chipIdentifier)"
-        iconView.tintColor = AppColor.primary
+        )
-        iconView.contentMode = .scaleAspectFit
+    }
-        let label = UILabel()
+}
-        label.text = "\(output.type.shortTitle) \(output.count) 张"
+
+/// 依据文字固有宽度展示的任务输出类型标签。
+private final class AIJobDetailOutputChip: UIView {
+    private let label = UILabel()
+
+    init(text: String, backgroundColor: UIColor, accessibilityIdentifier: String) {
+        super.init(frame: .zero)
+        self.backgroundColor = backgroundColor
+        self.accessibilityIdentifier = accessibilityIdentifier
+        layer.cornerRadius = 9
+        setContentHuggingPriority(.required, for: .horizontal)
+        setContentCompressionResistancePriority(.required, for: .horizontal)
+        label.text = text
         label.font = .systemFont(ofSize: 14, weight: .medium)
         label.textColor = AIJobDetailStyle.textPrimary
-        label.adjustsFontSizeToFitWidth = true
+        label.setContentCompressionResistancePriority(.required, for: .horizontal)
-        label.minimumScaleFactor = 0.75
+        addSubview(label)
-        container.addSubview(iconView)
-        container.addSubview(label)
-        iconView.snp.makeConstraints { make in
-            make.leading.equalToSuperview().offset(10)
-            make.centerY.equalToSuperview()
-            make.size.equalTo(18)
-        }
         label.snp.makeConstraints { make in
-            make.leading.equalTo(iconView.snp.trailing).offset(6)
+            make.leading.trailing.equalToSuperview().inset(12)
-            make.trailing.equalToSuperview().inset(8)
             make.centerY.equalToSuperview()
         }
-        container.snp.makeConstraints { $0.height.equalTo(44) }
+        snp.makeConstraints { $0.height.equalTo(44) }
-        return container
+    }
+
+    @available(*, unavailable)
+    required init?(coder: NSCoder) { fatalError("init(coder:) has not been implemented") }
+
+    override var intrinsicContentSize: CGSize {
+        CGSize(width: ceil(label.intrinsicContentSize.width) + 24, height: 44)
     }
 }
 
@@ -663,6 +680,9 @@ private final class AIJobDetailTargetRow: UIView {
     private let templateLabel = UILabel()
     private let statusIconView = UIImageView()
     private let statusLabel = UILabel()
+    private let statusStack = UIStackView()
+    private let statusRow = UIStackView()
+    private let contentStack = UIStackView()
     private let resultButton = UIButton(type: .system)
     private let errorContainer = UIView()
     private let errorIconView = UIImageView(image: UIImage(systemName: "exclamationmark.circle.fill"))
@@ -679,8 +699,11 @@ private final class AIJobDetailTargetRow: UIView {
         titleLabel.font = .systemFont(ofSize: 15, weight: .medium)
         titleLabel.textColor = AIJobDetailStyle.textPrimary
         titleLabel.lineBreakMode = .byTruncatingMiddle
+        titleLabel.numberOfLines = 1
         templateLabel.font = .systemFont(ofSize: 13)
         templateLabel.textColor = AIJobDetailStyle.textSecondary
+        templateLabel.lineBreakMode = .byTruncatingTail
+        templateLabel.numberOfLines = 1
         statusIconView.contentMode = .scaleAspectFit
         statusLabel.font = .systemFont(ofSize: 14, weight: .medium)
         resultButton.setTitle("查看结果", for: .normal)
@@ -693,49 +716,45 @@ private final class AIJobDetailTargetRow: UIView {
         errorLabel.textColor = AppColor.danger
         errorLabel.numberOfLines = 0
 
-        let statusStack = UIStackView(arrangedSubviews: [statusIconView, statusLabel])
+        statusStack.addArrangedSubview(statusIconView)
+        statusStack.addArrangedSubview(statusLabel)
         statusStack.axis = .horizontal
         statusStack.spacing = 6
         statusStack.alignment = .center
+        statusStack.setContentCompressionResistancePriority(.required, for: .horizontal)
+        statusLabel.setContentCompressionResistancePriority(.required, for: .horizontal)
+        let statusSpacer = UIView()
+        statusRow.addArrangedSubview(statusStack)
+        statusRow.addArrangedSubview(statusSpacer)
+        statusRow.addArrangedSubview(resultButton)
+        statusRow.axis = .horizontal
+        statusRow.spacing = 8
+        statusRow.alignment = .center
+        contentStack.addArrangedSubview(titleLabel)
+        contentStack.addArrangedSubview(templateLabel)
+        contentStack.addArrangedSubview(statusRow)
+        contentStack.addArrangedSubview(errorContainer)
+        contentStack.axis = .vertical
+        contentStack.spacing = 0
+        contentStack.setCustomSpacing(7, after: titleLabel)
+        contentStack.setCustomSpacing(8, after: templateLabel)
+        contentStack.setCustomSpacing(12, after: statusRow)
         statusIconView.snp.makeConstraints { $0.size.equalTo(18) }
         addSubview(thumbnailView)
-        addSubview(titleLabel)
+        addSubview(contentStack)
-        addSubview(templateLabel)
-        addSubview(statusStack)
-        addSubview(resultButton)
-        addSubview(errorContainer)
         errorContainer.addSubview(errorIconView)
         errorContainer.addSubview(errorLabel)
 
         thumbnailView.snp.makeConstraints { make in
             make.leading.top.equalToSuperview().offset(4)
             make.size.equalTo(80)
+            make.bottom.lessThanOrEqualToSuperview().inset(12)
         }
-        titleLabel.snp.makeConstraints { make in
+        contentStack.snp.makeConstraints { make in
             make.leading.equalTo(thumbnailView.snp.trailing).offset(14)
             make.top.equalTo(thumbnailView).offset(18)
-            make.trailing.lessThanOrEqualTo(statusStack.snp.leading).offset(-8)
-        }
-        templateLabel.snp.makeConstraints { make in
-            make.leading.equalTo(titleLabel)
-            make.top.equalTo(titleLabel.snp.bottom).offset(7)
-            make.trailing.lessThanOrEqualTo(statusStack.snp.leading).offset(-8)
-        }
-        statusStack.snp.makeConstraints { make in
-            make.trailing.equalToSuperview().inset(4)
-            make.centerY.equalTo(thumbnailView).offset(-7)
-        }
-        resultButton.snp.makeConstraints { make in
-            make.trailing.equalToSuperview().inset(4)
-            make.top.equalTo(statusStack.snp.bottom).offset(4)
-            make.height.equalTo(28)
-        }
-        errorContainer.snp.makeConstraints { make in
-            make.top.equalTo(templateLabel.snp.bottom).offset(12)
-            make.leading.equalTo(titleLabel)
             make.trailing.equalToSuperview().inset(4)
             make.bottom.equalToSuperview().inset(12)
-            make.height.greaterThanOrEqualTo(38)
         }
         errorIconView.snp.makeConstraints { make in
             make.leading.equalToSuperview().offset(10)
@@ -780,21 +799,9 @@ private final class AIJobDetailTargetRow: UIView {
         errorLabel.text = target.displayFailureMessage.map { "失败原因：\($0)" }
         let showsError = target.displayFailureMessage != nil
         errorContainer.isHidden = !showsError
-        errorContainer.snp.remakeConstraints { make in
+        titleLabel.accessibilityIdentifier = "aiRetouchJob.target.\(target.targetId).title"
-            if showsError {
+        templateLabel.accessibilityIdentifier = "aiRetouchJob.target.\(target.targetId).template"
-                make.top.equalTo(templateLabel.snp.bottom).offset(12)
+        statusStack.accessibilityIdentifier = "aiRetouchJob.target.\(target.targetId).status"
-            } else {
-                make.top.equalTo(thumbnailView.snp.bottom)
-            }
-            make.leading.equalTo(titleLabel)
-            make.trailing.equalToSuperview().inset(4)
-            make.bottom.equalToSuperview().inset(12)
-            if showsError {
-                make.height.greaterThanOrEqualTo(38)
-            } else {
-                make.height.equalTo(0)
-            }
-        }
         accessibilityLabel = [titleLabel.text, templateLabel.text, statusLabel.text, errorLabel.text]
             .compactMap { $0 }.joined(separator: "，")
     }
@@ -896,12 +903,21 @@ private extension TravelAlbumAIJobOutputType {
         }
     }
 
-    var symbolName: String {
+    var chipBackgroundColor: UIColor {
         switch self {
-        case .refined: "wand.and.stars"
+        case .refined: UIColor(hex: 0xEAF3FF)
-        case .atmosphere: "sun.max"
+        case .atmosphere: UIColor(hex: 0xFFF2DC)
-        case .cover: "bookmark"
+        case .cover: UIColor(hex: 0xF2ECFF)
-        case .unknown: "sparkles"
+        case .unknown: UIColor(hex: 0xF1F5F9)
+        }
+    }
+
+    var chipIdentifier: String {
+        switch self {
+        case .refined: "refined"
+        case .atmosphere: "atmosphere"
+        case .cover: "cover"
+        case .unknown: "unknown"
         }
     }
 }

suixinkan/UI/TravelAlbum/TravelAlbumPhotoPreviewViewController.swift

@@ -91,7 +91,15 @@ final class TravelAlbumPhotoPreviewViewController: UIViewController {
         self.allowsActions = allowsActions
         super.init(nibName: nil, bundle: nil)
         modalPresentationStyle = .fullScreen
-        rebuildNodes(keepingProjectIndex: max(0, min(startProjectIndex, projects.count - 1)), kind: startKind)
+        let resolvedProjectIndex = max(0, min(startProjectIndex, self.projects.count - 1))
+        let initialProject = self.projects.indices.contains(resolvedProjectIndex)
+            ? self.projects[resolvedProjectIndex]
+            : nil
+        let resolvedStartKind = initialProject?.asset(for: startKind) == nil
+            ? initialProject?.orderedAssets.first?.kind ?? .original
+            : startKind
+        selectedKind = resolvedStartKind
+        rebuildNodes(keepingProjectIndex: resolvedProjectIndex, kind: resolvedStartKind)
     }
 
     @available(*, unavailable)
@@ -165,6 +173,7 @@ final class TravelAlbumPhotoPreviewViewController: UIViewController {
         sizeLabel.textColor = UIColor.white.withAlphaComponent(0.52)
         sizeLabel.font = .systemFont(ofSize: 13, weight: .regular)
         sizeLabel.textAlignment = .center
+        sizeLabel.accessibilityIdentifier = "travelAlbum.previewFileSizeLabel"
 
         counterLabel.textColor = UIColor.white.withAlphaComponent(0.82)
         counterLabel.font = .monospacedDigitSystemFont(ofSize: 15, weight: .medium)
@@ -423,7 +432,9 @@ final class TravelAlbumPhotoPreviewViewController: UIViewController {
         guard let node = currentNode else { return }
         let asset = currentAsset
         titleLabel.text = asset?.fileName.isEmpty == false ? asset?.fileName : "未命名照片"
-        sizeLabel.text = TravelAlbumDisplayFormatter.fileSizeText(asset?.fileSize ?? 0)
+        let fileSize = asset?.fileSize ?? 0
+        sizeLabel.text = fileSize > 0 ? TravelAlbumDisplayFormatter.fileSizeText(fileSize) : nil
+        sizeLabel.isHidden = fileSize <= 0
         counterLabel.text = "\(node.projectIndex + 1)/\(max(totalCount, projects.count))"
         counterLabel.accessibilityLabel = "第 \(node.projectIndex + 1) 张，共 \(max(totalCount, projects.count)) 张"
         highResolutionButton.isEnabled = asset != nil
@@ -982,6 +993,56 @@ extension TravelAlbumPhotoPreviewViewController: UICollectionViewDataSource, UIC
     }
 }
 
+/// 深色图片预览中使用的高对比度延迟加载指示器。
+@MainActor
+private final class TravelAlbumPreviewLoadingIndicator: Indicator {
+    private let containerView = UIView()
+    private let activityIndicator = UIActivityIndicatorView(style: .medium)
+    private var revealTask: Task<Void, Never>?
+
+    var view: IndicatorView { containerView }
+
+    init() {
+        containerView.backgroundColor = UIColor(red: 39 / 255, green: 39 / 255, blue: 42 / 255, alpha: 0.94)
+        containerView.layer.cornerRadius = 22
+        containerView.isAccessibilityElement = true
+        containerView.accessibilityIdentifier = "travelAlbum.previewLoadingIndicator"
+        containerView.accessibilityLabel = "图片加载中"
+        activityIndicator.color = UIColor.white.withAlphaComponent(0.92)
+        activityIndicator.transform = CGAffineTransform(scaleX: 1.2, y: 1.2)
+        containerView.addSubview(activityIndicator)
+        activityIndicator.snp.makeConstraints { $0.center.equalToSuperview() }
+    }
+
+    func startAnimatingView() {
+        revealTask?.cancel()
+        containerView.alpha = 0
+        containerView.isHidden = true
+        revealTask = Task { @MainActor [weak self] in
+            try? await Task.sleep(for: .milliseconds(150))
+            guard !Task.isCancelled, let self else { return }
+            activityIndicator.startAnimating()
+            containerView.isHidden = false
+            UIView.animate(
+                withDuration: UIAccessibility.isReduceMotionEnabled ? 0 : 0.12,
+                animations: { self.containerView.alpha = 1 }
+            )
+        }
+    }
+
+    func stopAnimatingView() {
+        revealTask?.cancel()
+        revealTask = nil
+        activityIndicator.stopAnimating()
+        containerView.alpha = 0
+        containerView.isHidden = true
+    }
+
+    func sizeStrategy(in imageView: KFCrossPlatformImageView) -> IndicatorSizeStrategy {
+        .size(CGSize(width: 44, height: 44))
+    }
+}
+
 /// 预览图片 Cell，使用 UIScrollView 提供远程加载、双击和双指缩放。
 private final class TravelAlbumPreviewImageCell: UICollectionViewCell, UIScrollViewDelegate {
     static let reuseIdentifier = "TravelAlbumPreviewImageCell"
@@ -1054,7 +1115,7 @@ private final class TravelAlbumPreviewImageCell: UICollectionViewCell, UIScrollV
 
         imageView.contentMode = .scaleAspectFit
         imageView.backgroundColor = .black
-        imageView.kf.indicatorType = .activity
+        imageView.kf.indicatorType = .custom(indicator: TravelAlbumPreviewLoadingIndicator())
         imageView.accessibilityIdentifier = "travelAlbum.previewImageView"
 
         retryButton.setTitle("图片加载失败，点击重试", for: .normal)

suixinkanTests/TravelAlbumDetailViewControllerTests.swift

@@ -14,7 +14,7 @@ final class TravelAlbumDetailViewControllerTests: XCTestCase {
         let api = TravelAlbumMockAPI()
         let source = TravelAlbumAIJobSourceMaterial(
             id: 691,
-            fileName: "IMG_8293.JPG",
+            fileName: "beauty_1757851944526_这个文件标题特别长用于验证布局不会挤压状态.jpg",
             thumbnailURL: ""
         )
         let failedTarget = TravelAlbumAIJobTarget(
@@ -104,6 +104,42 @@ final class TravelAlbumDetailViewControllerTests: XCTestCase {
         XCTAssertTrue(labels.contains("失败原因：AI服务处理超时，请重新修图"))
         XCTAssertFalse(labels.contains("去相册处理"))
         XCTAssertFalse(labels.contains { $0.contains("VENDOR_TIMEOUT") })
+        let contentCard = try XCTUnwrap(controller.view.findSubview {
+            $0.accessibilityIdentifier == "aiRetouchJob.detail.contentCard"
+        })
+        let refinedChip = try XCTUnwrap(controller.view.findSubview {
+            $0.accessibilityIdentifier == "aiRetouchJob.contentChip.refined"
+        })
+        let atmosphereChip = try XCTUnwrap(controller.view.findSubview {
+            $0.accessibilityIdentifier == "aiRetouchJob.contentChip.atmosphere"
+        })
+        let coverChip = try XCTUnwrap(controller.view.findSubview {
+            $0.accessibilityIdentifier == "aiRetouchJob.contentChip.cover"
+        })
+        XCTAssertEqual(refinedChip.backgroundColor?.travelAlbumTestHexRGB, 0xEAF3FF)
+        XCTAssertEqual(atmosphereChip.backgroundColor?.travelAlbumTestHexRGB, 0xFFF2DC)
+        XCTAssertEqual(coverChip.backgroundColor?.travelAlbumTestHexRGB, 0xF2ECFF)
+        XCTAssertNil(refinedChip.findSubview { $0 is UIImageView })
+        XCTAssertNil(atmosphereChip.findSubview { $0 is UIImageView })
+        XCTAssertNil(coverChip.findSubview { $0 is UIImageView })
+        XCTAssertGreaterThan(atmosphereChip.bounds.width, refinedChip.bounds.width)
+        let coverFrame = coverChip.convert(coverChip.bounds, to: contentCard)
+        XCTAssertLessThan(coverFrame.maxX, contentCard.bounds.maxX - 16)
+        let titleLabel = try XCTUnwrap(controller.view.findSubview {
+            $0.accessibilityIdentifier == "aiRetouchJob.target.3.title"
+        })
+        let templateLabel = try XCTUnwrap(controller.view.findSubview {
+            $0.accessibilityIdentifier == "aiRetouchJob.target.3.template"
+        })
+        let statusView = try XCTUnwrap(controller.view.findSubview {
+            $0.accessibilityIdentifier == "aiRetouchJob.target.3.status"
+        })
+        let titleFrame = titleLabel.convert(titleLabel.bounds, to: controller.view)
+        let templateFrame = templateLabel.convert(templateLabel.bounds, to: controller.view)
+        let statusFrame = statusView.convert(statusView.bounds, to: controller.view)
+        XCTAssertLessThanOrEqual(titleFrame.maxX, controller.view.bounds.maxX - 18)
+        XCTAssertGreaterThan(statusFrame.minY, templateFrame.maxY)
+        XCTAssertLessThanOrEqual(statusFrame.maxX, controller.view.bounds.maxX - 18)
         let detailScreenshot = UIGraphicsImageRenderer(bounds: window.bounds).image { context in
             window.layer.render(in: context.cgContext)
         }
@@ -315,6 +351,56 @@ final class TravelAlbumDetailViewControllerTests: XCTestCase {
         XCTAssertEqual(counterContainer.bounds.width - counterLabel.frame.maxX, 12, accuracy: 0.5)
     }
 
+    func testPreviewAppliesRequestedInitialKindForCoverOnlyProject() throws {
+        let cover = TravelAlbumPreviewAsset(
+            id: "cover-897",
+            kind: .cover,
+            fileURL: "https://example.com/final.png",
+            coverURL: "https://example.com/final.png",
+            fileName: "AI封面",
+            fileSize: 0
+        )
+        let controller = TravelAlbumPhotoPreviewViewController(
+            projects: [TravelAlbumPreviewProject(originalMaterialId: 897, assets: [cover])],
+            totalCount: 1,
+            startProjectIndex: 0,
+            startKind: .cover,
+            allowsActions: false
+        )
+        controller.loadViewIfNeeded()
+        controller.view.frame = CGRect(x: 0, y: 0, width: 390, height: 844)
+        controller.view.layoutIfNeeded()
+
+        let highResolutionButton = try XCTUnwrap(
+            controller.view.findSubview {
+                $0.accessibilityIdentifier == "travelAlbum.previewHighResolutionButton"
+            } as? UIButton
+        )
+        let loadingIndicator = try XCTUnwrap(
+            controller.view.findSubview {
+                $0.accessibilityIdentifier == "travelAlbum.previewLoadingIndicator"
+            }
+        )
+        let activityIndicator = try XCTUnwrap(
+            loadingIndicator.findSubview { $0 is UIActivityIndicatorView } as? UIActivityIndicatorView
+        )
+        let fileSizeLabel = try XCTUnwrap(
+            controller.view.findSubview {
+                $0.accessibilityIdentifier == "travelAlbum.previewFileSizeLabel"
+            } as? UILabel
+        )
+
+        XCTAssertTrue(controller.view.allLabels().contains { $0.text == "AI封面" })
+        XCTAssertTrue(highResolutionButton.isEnabled)
+        XCTAssertTrue(fileSizeLabel.isHidden)
+        XCTAssertNil(fileSizeLabel.text)
+        XCTAssertEqual(fileSizeLabel.bounds.height, 0, accuracy: 0.5)
+        XCTAssertEqual(loadingIndicator.bounds.size, CGSize(width: 44, height: 44))
+        XCTAssertEqual(loadingIndicator.backgroundColor?.travelAlbumTestHexRGB, 0x27272A)
+        XCTAssertEqual(loadingIndicator.accessibilityLabel, "图片加载中")
+        XCTAssertEqual(activityIndicator.color.travelAlbumTestHexRGB, 0xFFFFFF)
+    }
+
     func testPreviewSuccessfulDeletionShowsNextProjectAndPreventsDuplicateRequests() async throws {
         let api = TravelAlbumMockAPI()
         api.deleteMaterialDelayNanoseconds = 1_000_000