Generate classes

Riot/Modules/Threads/Thread/ThreadViewController.swift

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+// 
+// Copyright 2021 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import Foundation
+
+class ThreadViewController: RoomViewController {
+    
+    // MARK: Private
+    
+    private enum Constants {
+        static let sizeOniPad: CGSize = CGSize(width: 375, height: 667)
+        static let additionalTopInset: CGFloat = 20
+    }
+    
+    private(set) var threadId: String!
+    
+    class func instantiate(withThreadId threadId: String,
+                           configuration: RoomDisplayConfiguration) -> ThreadViewController {
+        let threadVC = ThreadViewController.instantiate(with: configuration)
+        threadVC.threadId = threadId
+        return threadVC
+    }
+    
+    override class func nib() -> UINib! {
+        //  reuse 'RoomViewController.xib' file as the nib
+        return UINib(nibName: String(describing: RoomViewController.self), bundle: .main)
+    }
+    
+    override func setRoomTitleViewClass(_ roomTitleViewClass: AnyClass!) {
+        super.setRoomTitleViewClass(ThreadRoomTitleView.self)
+        
+        guard let threadTitleView = self.titleView as? ThreadRoomTitleView else {
+            return
+        }
+        
+        threadTitleView.threadId = threadId
+    }
+    
+    private func topSafeAreaInset() -> CGFloat {
+        guard let window = UIApplication.shared.keyWindow else {
+            return Constants.additionalTopInset
+        }
+        
+        return window.safeAreaInsets.top + Constants.additionalTopInset
+    }
+    
+}
+
+//  MARK: - CustomSizedPresentable
+
+extension ThreadViewController: CustomSizedPresentable {
+    
+    func customSize(withParentContainerSize containerSize: CGSize) -> CGSize {
+        if UIDevice.current.isPhone {
+            return CGSize(width: containerSize.width,
+                          height: containerSize.height - topSafeAreaInset())
+        }
+        return Constants.sizeOniPad
+    }
+    
+    func position(withParentContainerSize containerSize: CGSize) -> CGPoint {
+        let mySize = customSize(withParentContainerSize: containerSize)
+        
+        if UIDevice.current.isPhone {
+            return CGPoint(x: 0, y: topSafeAreaInset())
+        }
+        
+        return CGPoint(x: (containerSize.width - mySize.width)/2,
+                       y: (containerSize.height - mySize.height)/2)
+    }
+    
+}