feat: Add Header transition component

TIUIElements/Sources/Helpers/HeaderTransitionDelegate.swift

@@ -0,0 +1,75 @@
+import Foundation
+import UIKit
+
+protocol HeaderViewHandlerProtocol: UIViewController {
+    var largeHeaderView: UIView? { get }
+    var headerView: UIView? { get }
+    var tableView: UITableView { get }
+    
+    func configureHeaderViews()
+}
+
+extension HeaderViewHandlerProtocol {
+    func configureHeaderViews() {}
+}
+
+class HeaderTransitionDelegate: NSObject {
+    
+    private var navigationBarHeight: CGFloat = 0
+    private var startOffset: CGFloat = 0
+    private var statusBarHeight: CGFloat = 0
+    private var isStartSet = true
+    
+    private weak var headerViewHandler: HeaderViewHandlerProtocol?
+    
+    init(headerViewHandler: HeaderViewHandlerProtocol) {
+        self.headerViewHandler = headerViewHandler
+        super.init()
+        
+        initialUpdateHeaderView()
+    }
+
+    func updateHeaderView(isNavigationTitleView: Bool = false) {
+        headerViewHandler?.configureHeaderViews()
+        headerViewHandler?.navigationController?.navigationBar.topItem?.titleView?.isHidden = !isNavigationTitleView
+    }
+
+    private func initialUpdateHeaderView() {
+        
+        headerViewHandler?.navigationController?.navigationBar.topItem?.titleView = headerViewHandler?.headerView
+        headerViewHandler?.headerView?.isHidden = true
+
+        headerViewHandler?.tableView.tableHeaderView = headerViewHandler?.largeHeaderView
+        
+        headerViewHandler?.tableView.delegate = self
+
+        updateHeaderView(isNavigationTitleView: false)
+        
+    }
+}
+
+extension HeaderTransitionDelegate: UITableViewDelegate {
+    func scrollViewDidScroll(_ scrollView: UIScrollView) {
+        guard let headerHandler = headerViewHandler,
+              let largeHeaderView = headerHandler.largeHeaderView else {
+            headerViewHandler?.navigationController?.navigationBar.topItem?.titleView?.isHidden = false
+            return
+        }
+        
+        if isStartSet {
+            startOffset = -(headerHandler.tableView.contentOffset.y)
+            navigationBarHeight = headerHandler.navigationController?.navigationBar.bounds.height ?? 0
+            if #available(iOS 13.0, *) {
+                statusBarHeight = headerHandler.view.window?.windowScene?.statusBarManager?.statusBarFrame.height ?? 0
+            } else {
+                statusBarHeight = UIApplication.shared.statusBarFrame.height
+            }
+            isStartSet = false
+        }
+
+        let offsetY = scrollView.contentOffset.y + startOffset
+          
+        let isHidden = offsetY <= (largeHeaderView.frame.height + navigationBarHeight - statusBarHeight)
+        headerHandler.navigationController?.navigationBar.topItem?.titleView?.isHidden = isHidden
+    }
+}