feat: 优化线下收款日历交互与选中态

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
-        tableView.tableHeaderView = headerContainer
+        let updates = { [weak self] in
+            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):
-            feedbackPresented = true
-            let alert = UIAlertController(
-                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 .success:
+            // 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。
+            viewModel.clearSettlementFeedback()
         case let .failed(message, canRetry):
             feedbackPresented = true
             let alert = UIAlertController(title: "补缴失败", message: message, preferredStyle: .alert)