feat: 优化线下收款日历交互与选中态

suixinkan/Features/OfflineCollection/Models/OfflineCollectionCalendarModel.swift

@@ -56,6 +56,28 @@ struct OfflineCollectionCalendarState: Sendable, Equatable {
         return selectedDate
     }
 
+    /// 判断指定方向是否存在不晚于服务端今日的周或月页面。
+    func canMovePage(_ offset: Int) -> Bool {
+        guard offset != 0 else { return false }
+        if offset < 0 { return true }
+        switch mode {
+        case .week:
+            guard let candidate = calendar.date(byAdding: .day, value: offset * 7, to: selectedDate) else { return false }
+            let weekday = calendar.component(.weekday, from: candidate)
+            let daysFromMonday = (weekday + 5) % 7
+            let targetMonday = calendar.date(byAdding: .day, value: -daysFromMonday, to: candidate) ?? candidate
+            return calendar.startOfDay(for: targetMonday) <= maximumDate
+        case .month:
+            let current = calendar.dateComponents([.year, .month], from: selectedDate)
+            guard let monthStart = calendar.date(from: current),
+                  let targetMonth = calendar.date(byAdding: .month, value: offset, to: monthStart) else { return false }
+            let maximumMonth = calendar.date(
+                from: calendar.dateComponents([.year, .month], from: maximumDate)
+            ) ?? maximumDate
+            return targetMonth <= maximumMonth
+        }
+    }
+
     /// 当前周的周一至周日。
     var weekDates: [Date] {
         let weekday = calendar.component(.weekday, from: selectedDate)
@@ -74,6 +96,12 @@ struct OfflineCollectionCalendarState: Sendable, Equatable {
         return (0 ..< 42).compactMap { calendar.date(byAdding: .day, value: $0, to: start) }
     }
 
+    /// 当前选中日期所在周在固定六行月历中的零基行号。
+    var selectedWeekRowIndex: Int {
+        let index = monthDates.firstIndex { calendar.isDate($0, inSameDayAs: selectedDate) } ?? 0
+        return index / 7
+    }
+
     /// 当前选中月份标题。
     var monthTitle: String {
         let parts = calendar.dateComponents([.year, .month], from: selectedDate)

suixinkan/UI/OfflineCollection/OfflineCollectionDailyViewController.swift

@@ -24,6 +24,8 @@ final class OfflineCollectionDailyViewController: BaseViewController {
     private let headerContainer = UIView()
     private let headerStack = UIStackView()
     private let calendarView = OfflineCollectionCalendarView()
+    private var calendarHeightConstraint: Constraint?
+    private var isAnimatingHeaderResize = false
     private let summaryCard = UIView()
     private let summaryDateLabel = UILabel()
     private let totalValue = UILabel()
@@ -75,7 +77,7 @@ final class OfflineCollectionDailyViewController: BaseViewController {
             guard let self else { return }
             Task { await self.viewModel.selectBusinessDate(date) }
         }
-        calendarView.onModeChanged = { [weak self] in self?.resizeHeader() }
+        calendarView.onModeChanged = { [weak self] animated in self?.resizeHeader(animated: animated) }
         viewModel.onStateChange = { [weak self] in Task { @MainActor in self?.applyState() } }
     }
 
@@ -91,7 +93,9 @@ final class OfflineCollectionDailyViewController: BaseViewController {
 
     override func viewDidLayoutSubviews() {
         super.viewDidLayoutSubviews()
-        resizeHeader()
+        if !isAnimatingHeaderResize {
+            resizeHeader()
+        }
     }
 
     private func configureTableView() {
@@ -116,6 +120,9 @@ final class OfflineCollectionDailyViewController: BaseViewController {
             make.leading.trailing.equalToSuperview().inset(16)
         }
         headerStack.addArrangedSubview(calendarView)
+        calendarView.snp.makeConstraints { make in
+            calendarHeightConstraint = make.height.equalTo(calendarView.preferredHeight).constraint
+        }
         configureSummaryCard()
         headerStack.addArrangedSubview(summaryCard)
 
@@ -351,9 +358,41 @@ final class OfflineCollectionDailyViewController: BaseViewController {
         }
     }
 
-    private func resizeHeader() {
+    private func resizeHeader(animated: Bool = false) {
         guard tableView.bounds.width > 0 else { return }
+        if isAnimatingHeaderResize, !animated { return }
         headerContainer.frame.size.width = tableView.bounds.width
+
+        let targetCalendarHeight = calendarView.preferredHeight
+        if animated,
+           !UIAccessibility.isReduceMotionEnabled,
+           headerContainer.frame.height > 0,
+           calendarView.bounds.height > 0 {
+            let targetHeaderHeight = headerContainer.frame.height + targetCalendarHeight - calendarView.bounds.height
+            guard abs(headerContainer.frame.height - targetHeaderHeight) > 0.5 else { return }
+            calendarHeightConstraint?.update(offset: targetCalendarHeight)
+            isAnimatingHeaderResize = true
+            UIView.animate(
+                withDuration: 0.3,
+                delay: 0,
+                options: [.curveEaseInOut, .beginFromCurrentState],
+                animations: { [weak self] in
+                    guard let self else { return }
+                    headerContainer.frame.size.height = targetHeaderHeight
+                    headerContainer.layoutIfNeeded()
+                    tableView.tableHeaderView = headerContainer
+                    tableView.layoutIfNeeded()
+                },
+                completion: { [weak self] _ in
+                    guard let self else { return }
+                    isAnimatingHeaderResize = false
+                    resizeHeader()
+                }
+            )
+            return
+        }
+
+        calendarHeightConstraint?.update(offset: targetCalendarHeight)
         headerContainer.setNeedsLayout()
         headerContainer.layoutIfNeeded()
         let height = headerContainer.systemLayoutSizeFitting(
@@ -362,8 +401,13 @@ final class OfflineCollectionDailyViewController: BaseViewController {
             verticalFittingPriority: .fittingSizeLevel
         ).height
         guard abs(headerContainer.frame.height - height) > 0.5 else { return }
-        headerContainer.frame.size.height = height
+        let updates = { [weak self] in
-        tableView.tableHeaderView = headerContainer
+            guard let self else { return }
+            headerContainer.frame.size.height = height
+            tableView.tableHeaderView = headerContainer
+            tableView.layoutIfNeeded()
+        }
+        updates()
     }
 
     @MainActor private func presentFeedbackIfNeeded() {
@@ -371,15 +415,9 @@ final class OfflineCollectionDailyViewController: BaseViewController {
         switch viewModel.settlementState {
         case .idle, .processing:
             return
-        case let .success(result):
+        case .success:
-            feedbackPresented = true
+            // 成功后页面数据已经刷新，直接清理反馈状态，不再阻断用户操作。
-            let alert = UIAlertController(
+            viewModel.clearSettlementFeedback()
-                title: "补缴成功",
-                message: "营业日：\(result.date)\n共结清 \(result.updatedCount) 笔",
-                preferredStyle: .alert
-            )
-            alert.addAction(UIAlertAction(title: "完成", style: .default) { [weak self] _ in self?.finishFeedback() })
-            present(alert, animated: true)
         case let .failed(message, canRetry):
             feedbackPresented = true
             let alert = UIAlertController(title: "补缴失败", message: message, preferredStyle: .alert)

suixinkan/UI/OfflineCollection/OfflineCollectionRegistrationViewController.swift

@@ -370,7 +370,13 @@ final class OfflinePaymentMethodButton: UIControl {
 
     private let iconView = UIImageView()
     private let titleLabel = UILabel()
-    private let checkmarkView = UIImageView(image: UIImage(systemName: "checkmark"))
+    private let selectionBadge = UIView()
+    private let checkmarkView = UIImageView(
+        image: UIImage(
+            systemName: "checkmark",
+            withConfiguration: UIImage.SymbolConfiguration(pointSize: 10, weight: .bold)
+        )
+    )
 
     init(method: OfflineCollectionPaymentMethod) {
         self.method = method
@@ -386,7 +392,7 @@ final class OfflinePaymentMethodButton: UIControl {
         backgroundColor = selected ? UIColor(hex: 0xF1F7FF) : .white
         layer.borderColor = (selected ? UIColor(hex: 0x1684FC) : UIColor(hex: 0xE2E7EF)).cgColor
         layer.borderWidth = selected ? 1.5 : 1
-        checkmarkView.isHidden = !selected
+        selectionBadge.isHidden = !selected
         titleLabel.textColor = UIColor(hex: 0x081739)
         accessibilityTraits = selected ? [.button, .selected] : .button
     }
@@ -400,11 +406,14 @@ final class OfflinePaymentMethodButton: UIControl {
         titleLabel.text = method.displayName
         titleLabel.font = .systemFont(ofSize: 16, weight: .semibold)
         titleLabel.textAlignment = .center
+        selectionBadge.backgroundColor = UIColor(hex: 0x1684FC)
+        selectionBadge.layer.cornerRadius = 10
+        selectionBadge.layer.borderColor = UIColor.white.cgColor
+        selectionBadge.layer.borderWidth = 2
+        selectionBadge.isHidden = true
+        selectionBadge.isUserInteractionEnabled = false
         checkmarkView.tintColor = .white
-        checkmarkView.backgroundColor = UIColor(hex: 0x1684FC)
+        checkmarkView.contentMode = .scaleAspectFit
-        checkmarkView.layer.cornerRadius = 11
-        checkmarkView.contentMode = .center
-        checkmarkView.isHidden = true
 
         let stack = UIStackView(arrangedSubviews: [iconView, titleLabel])
         stack.axis = .vertical
@@ -412,12 +421,17 @@ final class OfflinePaymentMethodButton: UIControl {
         stack.spacing = 12
         stack.isUserInteractionEnabled = false
         addSubview(stack)
-        addSubview(checkmarkView)
+        addSubview(selectionBadge)
+        selectionBadge.addSubview(checkmarkView)
         stack.snp.makeConstraints { make in make.center.equalToSuperview() }
         iconView.snp.makeConstraints { make in make.width.height.equalTo(46) }
+        selectionBadge.snp.makeConstraints { make in
+            make.width.height.equalTo(20)
+            make.top.trailing.equalToSuperview().inset(6)
+        }
         checkmarkView.snp.makeConstraints { make in
-            make.width.height.equalTo(22)
+            make.center.equalToSuperview()
-            make.top.trailing.equalToSuperview().inset(-2)
+            make.width.height.equalTo(11)
         }
         setSelected(false)
     }

suixinkan/UI/OfflineCollection/Views/OfflineCollectionCalendarView.swift

@@ -5,10 +5,11 @@ import UIKit
 @MainActor
 final class OfflineCollectionCalendarView: UIView {
     var onDateSelected: ((String) -> Void)?
-    var onModeChanged: (() -> Void)?
+    var onModeChanged: ((_ animated: Bool) -> Void)?
 
     private let titleLabel = UILabel()
     private let toggleButton = UIButton(type: .system)
+    private let previousButton = UIButton(type: .system)
     private let nextButton = UIButton(type: .system)
     private let rowsStack = UIStackView()
     private var rowStacks: [UIStackView] = []
@@ -16,9 +17,15 @@ final class OfflineCollectionCalendarView: UIView {
     private var pendingDates: Set<String> = []
     private var state = OfflineCollectionCalendarState(selectedDate: Date(), maximumDate: Date())
     private let calendar = OfflineCollectionDate.calendar
+    private var isAnimatingModeChange = false
+
+    /// 当前周/月模式期望占用的固定高度，供外层表头同步执行高度动画。
+    var preferredHeight: CGFloat {
+        state.mode == .week ? 160 : 378
+    }
 
     override var intrinsicContentSize: CGSize {
-        CGSize(width: UIView.noIntrinsicMetric, height: state.mode == .week ? 160 : 378)
+        CGSize(width: UIView.noIntrinsicMetric, height: preferredHeight)
     }
 
     override init(frame: CGRect) {
@@ -64,14 +71,11 @@ final class OfflineCollectionCalendarView: UIView {
         toggleButton.addTarget(self, action: #selector(toggleMode), for: .touchUpInside)
         toggleButton.accessibilityIdentifier = "offlineCollection.calendar.toggle"
 
-        nextButton.setImage(UIImage(systemName: "chevron.right"), for: .normal)
+        configureNavigationButton(previousButton, imageName: "chevron.left", action: #selector(previousPage))
-        nextButton.tintColor = UIColor(hex: 0x081739)
+        configureNavigationButton(nextButton, imageName: "chevron.right", action: #selector(nextPage))
-        nextButton.accessibilityLabel = "下一页"
-        nextButton.addTarget(self, action: #selector(nextPage), for: .touchUpInside)
-        nextButton.snp.makeConstraints { make in make.width.height.equalTo(44) }
 
         let spacer = UIView()
-        let header = UIStackView(arrangedSubviews: [titleLabel, spacer, toggleButton, nextButton])
+        let header = UIStackView(arrangedSubviews: [titleLabel, spacer, previousButton, toggleButton, nextButton])
         header.axis = .horizontal
         header.alignment = .center
         header.spacing = 8
@@ -134,14 +138,31 @@ final class OfflineCollectionCalendarView: UIView {
         reloadDates()
     }
 
+    private func configureNavigationButton(_ button: UIButton, imageName: String, action: Selector) {
+        button.setImage(UIImage(systemName: imageName), for: .normal)
+        button.tintColor = UIColor(hex: 0x081739)
+        button.addTarget(self, action: action, for: .touchUpInside)
+        button.snp.makeConstraints { make in make.width.height.equalTo(44) }
+    }
+
     private func reloadDates() {
-        titleLabel.text = state.monthTitle
+        UIView.performWithoutAnimation {
+            titleLabel.text = state.monthTitle
+            titleLabel.layoutIfNeeded()
+        }
         let isMonth = state.mode == .month
         toggleButton.configuration?.title = isMonth ? "周" : "月"
         toggleButton.configuration?.image = UIImage(systemName: isMonth ? "chevron.up" : "chevron.down")
-        rowStacks.enumerated().forEach { $0.element.isHidden = !isMonth && $0.offset > 0 }
+        toggleButton.accessibilityLabel = isMonth ? "切换为周历" : "切换为月历"
+        previousButton.accessibilityLabel = isMonth ? "上一月" : "上一周"
+        nextButton.accessibilityLabel = isMonth ? "下一月" : "下一周"
+        nextButton.isEnabled = state.canMovePage(1) && !isAnimatingModeChange
+        nextButton.alpha = nextButton.isEnabled ? 1 : 0.35
+        previousButton.isEnabled = !isAnimatingModeChange
+        previousButton.alpha = previousButton.isEnabled ? 1 : 0.35
+        toggleButton.isEnabled = !isAnimatingModeChange
 
-        let dates = isMonth ? state.monthDates : state.weekDates
+        let dates = state.monthDates
         let selectedMonth = calendar.component(.month, from: state.selectedDate)
         for (index, button) in dayButtons.enumerated() {
             guard index < dates.count else {
@@ -162,19 +183,58 @@ final class OfflineCollectionCalendarView: UIView {
                 calendar: calendar
             )
         }
+        if !isAnimatingModeChange {
+            applyRowVisibility(expanded: isMonth, selectedRow: state.selectedWeekRowIndex)
+        }
         invalidateIntrinsicContentSize()
     }
 
+    private func applyRowVisibility(expanded: Bool, selectedRow: Int) {
+        for (index, row) in rowStacks.enumerated() {
+            let visible = expanded || index == selectedRow
+            row.isHidden = !visible
+            row.alpha = visible ? 1 : 0
+        }
+    }
+
     @objc private func toggleMode() {
+        guard !isAnimatingModeChange else { return }
+        let selectedRow = state.selectedWeekRowIndex
         state.toggleMode()
-        let animations = { [weak self] in
+        let expanded = state.mode == .month
-            self?.reloadDates()
+        let animated = !UIAccessibility.isReduceMotionEnabled
-            self?.superview?.layoutIfNeeded()
+
+        guard animated else {
+            reloadDates()
+            applyRowVisibility(expanded: expanded, selectedRow: selectedRow)
+            invalidateIntrinsicContentSize()
+            onModeChanged?(false)
+            return
         }
-        if UIAccessibility.isReduceMotionEnabled { animations() } else {
+
-            UIView.animate(withDuration: 0.2, animations: animations)
+        isAnimatingModeChange = true
+        rowsStack.isUserInteractionEnabled = false
+        reloadDates()
+        invalidateIntrinsicContentSize()
+        onModeChanged?(true)
+
+        let animator = UIViewPropertyAnimator(duration: 0.3, curve: .easeInOut) { [weak self] in
+            guard let self else { return }
+            for (index, row) in rowStacks.enumerated() where index != selectedRow {
+                row.isHidden = !expanded
+                row.alpha = expanded ? 1 : 0
+            }
+            layoutIfNeeded()
+            superview?.layoutIfNeeded()
         }
-        onModeChanged?()
+        animator.addCompletion { [weak self] _ in
+            guard let self else { return }
+            isAnimatingModeChange = false
+            rowsStack.isUserInteractionEnabled = true
+            applyRowVisibility(expanded: expanded, selectedRow: selectedRow)
+            reloadDates()
+        }
+        animator.startAnimation()
     }
 
     @objc private func dayTapped(_ sender: OfflineCollectionDayButton) {
@@ -184,21 +244,31 @@ final class OfflineCollectionCalendarView: UIView {
     }
 
     @objc private func swiped(_ gesture: UISwipeGestureRecognizer) {
-        let oldDate = state.selectedDate
         let offset = gesture.direction == .left ? 1 : -1
-        let date = state.movePage(offset)
+        movePage(offset)
-        guard !calendar.isDate(oldDate, inSameDayAs: date) else { return }
+    }
-        let transition: UIView.AnimationOptions = gesture.direction == .left ? .transitionCrossDissolve : .transitionCrossDissolve
+
-        if UIAccessibility.isReduceMotionEnabled { reloadDates() } else {
+    @objc private func previousPage() {
-            UIView.transition(with: rowsStack, duration: 0.18, options: transition) { [weak self] in self?.reloadDates() }
+        movePage(-1)
-        }
-        onDateSelected?(OfflineCollectionDate.businessDate(for: date, calendar: calendar))
     }
 
     @objc private func nextPage() {
+        movePage(1)
+    }
+
+    private func movePage(_ offset: Int) {
+        guard !isAnimatingModeChange, state.canMovePage(offset) else { return }
         let oldDate = state.selectedDate
-        let date = state.movePage(1)
+        let date = state.movePage(offset)
         guard !calendar.isDate(oldDate, inSameDayAs: date) else { return }
+        if !UIAccessibility.isReduceMotionEnabled {
+            let transition = CATransition()
+            transition.duration = 0.22
+            transition.type = .push
+            transition.subtype = offset > 0 ? .fromRight : .fromLeft
+            transition.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut)
+            rowsStack.layer.add(transition, forKey: "offlineCollection.calendar.page")
+        }
         reloadDates()
         onDateSelected?(OfflineCollectionDate.businessDate(for: date, calendar: calendar))
     }
@@ -206,20 +276,30 @@ final class OfflineCollectionCalendarView: UIView {
 
 /// 日历中的单个日期按钮，同时表达选中、今日和待补缴状态。
 private final class OfflineCollectionDayButton: UIControl {
+    private let stateBackgroundView = UIView()
     private let dayLabel = UILabel()
     private let pendingDot = UIView()
     private(set) var date: Date?
 
     override init(frame: CGRect) {
         super.init(frame: frame)
-        layer.cornerRadius = 10
+        stateBackgroundView.isUserInteractionEnabled = false
+        stateBackgroundView.layer.cornerRadius = 11
         dayLabel.font = .systemFont(ofSize: 17, weight: .medium)
         dayLabel.textAlignment = .center
-        pendingDot.layer.cornerRadius = 2.5
+        pendingDot.layer.cornerRadius = 3.5
+        addSubview(stateBackgroundView)
         addSubview(dayLabel)
         addSubview(pendingDot)
-        dayLabel.snp.makeConstraints { make in make.centerX.equalToSuperview(); make.centerY.equalToSuperview().offset(-2) }
+        stateBackgroundView.snp.makeConstraints { make in
-        pendingDot.snp.makeConstraints { make in make.top.equalTo(dayLabel.snp.bottom).offset(2); make.centerX.equalToSuperview(); make.width.height.equalTo(5) }
+            make.center.equalToSuperview()
+            make.width.height.equalTo(36)
+        }
+        dayLabel.snp.makeConstraints { make in make.center.equalTo(stateBackgroundView) }
+        pendingDot.snp.makeConstraints { make in
+            make.top.trailing.equalTo(stateBackgroundView)
+            make.width.height.equalTo(7)
+        }
         snp.makeConstraints { make in make.height.greaterThanOrEqualTo(44) }
     }
 
@@ -239,12 +319,27 @@ private final class OfflineCollectionDayButton: UIControl {
         self.date = date
         isEnabled = enabled
         dayLabel.text = String(calendar.component(.day, from: date))
+        let warningColor = UIColor(hex: 0xFF7600)
         pendingDot.isHidden = !pending
-        pendingDot.backgroundColor = selected ? .white : AppColor.danger
+        pendingDot.backgroundColor = warningColor
-        backgroundColor = selected ? AppColor.primary : (pending ? UIColor(hex: 0xFFF1F0) : .clear)
+        pendingDot.layer.borderWidth = selected ? 1.5 : 0
-        layer.borderWidth = pending && selected ? 2 : (today && !selected ? 1 : 0)
+        pendingDot.layer.borderColor = UIColor.white.cgColor
-        layer.borderColor = (pending && selected ? AppColor.danger : AppColor.primary).cgColor
+        backgroundColor = .clear
-        dayLabel.textColor = selected ? .white : (enabled ? (inCurrentMonth ? AppColor.textPrimary : AppColor.textTertiary) : AppColor.textTertiary)
+        stateBackgroundView.backgroundColor = selected ? AppColor.primary : (pending ? UIColor(hex: 0xFFF0E2) : .clear)
+        stateBackgroundView.layer.cornerRadius = today && !selected && !pending ? 18 : 11
+        stateBackgroundView.layer.borderWidth = today && !selected ? 1 : 0
+        stateBackgroundView.layer.borderColor = AppColor.primary.cgColor
+        if selected {
+            dayLabel.textColor = .white
+        } else if !enabled || !inCurrentMonth {
+            dayLabel.textColor = AppColor.textTertiary
+        } else if pending {
+            dayLabel.textColor = warningColor
+        } else if today {
+            dayLabel.textColor = AppColor.primary
+        } else {
+            dayLabel.textColor = AppColor.textPrimary
+        }
         alpha = enabled ? 1 : 0.35
         accessibilityLabel = "\(key)\(today ? "，今天" : "")\(pending ? "，待补缴" : "")\(selected ? "，已选中" : "")"
         accessibilityTraits = selected ? [.button, .selected] : .button

suixinkanTests/OfflineCollectionFeatureTests.swift

@@ -87,6 +87,35 @@ final class OfflineCollectionCalendarTests: XCTestCase {
         state.movePage(40)
         XCTAssertEqual(OfflineCollectionDate.businessDate(for: state.selectedDate), "2026-08-25")
     }
+
+    func testCalendarPageNavigationKeepsPositionAndUsesTodayAtFutureBoundary() throws {
+        let maximum = try XCTUnwrap(OfflineCollectionDate.date(from: "2026-08-26"))
+        let friday = try XCTUnwrap(OfflineCollectionDate.date(from: "2026-08-21"))
+        var week = OfflineCollectionCalendarState(selectedDate: friday, maximumDate: maximum)
+        XCTAssertTrue(week.canMovePage(1))
+        week.movePage(1)
+        XCTAssertEqual(OfflineCollectionDate.businessDate(for: week.selectedDate), "2026-08-26")
+        XCTAssertFalse(week.canMovePage(1))
+
+        let tuesday = try XCTUnwrap(OfflineCollectionDate.date(from: "2026-08-25"))
+        week = OfflineCollectionCalendarState(selectedDate: tuesday, maximumDate: maximum)
+        week.movePage(-1)
+        XCTAssertEqual(OfflineCollectionDate.businessDate(for: week.selectedDate), "2026-08-18")
+
+        let march = try XCTUnwrap(OfflineCollectionDate.date(from: "2025-03-31"))
+        var month = OfflineCollectionCalendarState(selectedDate: march, maximumDate: maximum, mode: .month)
+        month.movePage(-1)
+        XCTAssertEqual(OfflineCollectionDate.businessDate(for: month.selectedDate), "2025-02-28")
+    }
+
+    func testSelectedWeekRowIndexAndModeTogglePreserveDate() throws {
+        let selected = try XCTUnwrap(OfflineCollectionDate.date(from: "2026-08-12"))
+        var state = OfflineCollectionCalendarState(selectedDate: selected, maximumDate: selected)
+        XCTAssertEqual(state.selectedWeekRowIndex, 2)
+        state.toggleMode()
+        XCTAssertEqual(OfflineCollectionDate.businessDate(for: state.selectedDate), "2026-08-12")
+        XCTAssertEqual(state.selectedWeekRowIndex, 2)
+    }
 }
 
 /// 线下收款 ViewModel 的并发与幂等行为测试。