fix: 优化旅拍相册入口与二维码提示布局

suixinkan/UI/TravelAlbum/TravelAlbumCodeDialogViewController.swift

@@ -20,7 +20,9 @@ final class TravelAlbumCodeDialogViewController: UIViewController {
     private let albumNameLabel = UILabel()
     private let qrImageView = UIImageView()
     private let loadingIndicator = UIActivityIndicatorView(style: .medium)
-    private let hintLabel = UILabel()
+    private let hintLabel = TravelAlbumCodeHintLabel(
+        contentInsets: UIEdgeInsets(top: 8, left: 16, bottom: 8, right: 16)
+    )
     private let downloadButton = UIButton(type: .system)
 
     init(state: TravelAlbumEntryViewModel.AlbumCodeState) {
@@ -117,8 +119,8 @@ final class TravelAlbumCodeDialogViewController: UIViewController {
         hintLabel.snp.makeConstraints { make in
             make.top.equalTo(qrImageView.snp.bottom).offset(18)
             make.centerX.equalToSuperview()
-            make.height.equalTo(34)
             make.leading.greaterThanOrEqualToSuperview().offset(20)
+            make.trailing.lessThanOrEqualToSuperview().offset(-20)
         }
         downloadButton.snp.makeConstraints { make in
             make.top.equalTo(hintLabel.snp.bottom).offset(20)
@@ -160,3 +162,30 @@ final class TravelAlbumCodeDialogViewController: UIViewController {
         onDownload?()
     }
 }
+
+/// 为相册码提示文案提供与 Android 弹窗一致的内容留白。
+private final class TravelAlbumCodeHintLabel: UILabel {
+    private let contentInsets: UIEdgeInsets
+
+    init(contentInsets: UIEdgeInsets) {
+        self.contentInsets = contentInsets
+        super.init(frame: .zero)
+    }
+
+    @available(*, unavailable)
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+
+    override func drawText(in rect: CGRect) {
+        super.drawText(in: rect.inset(by: contentInsets))
+    }
+
+    override var intrinsicContentSize: CGSize {
+        let size = super.intrinsicContentSize
+        return CGSize(
+            width: size.width + contentInsets.left + contentInsets.right,
+            height: size.height + contentInsets.top + contentInsets.bottom
+        )
+    }
+}