Merge commit '7621e2f8dec938cf48181c8b10afc9b01f444e68' into beta

submodules/TelegramUI/Sources/ChatInterfaceInputNodes.swift

@@ -0,0 +1,44 @@
+import Foundation
+import UIKit
+import AsyncDisplayKit
+import TelegramCore
+import Postbox
+import AccountContext
+import ChatPresentationInterfaceState
+import ChatControllerInteraction
+import ChatInputNode
+import ChatEntityKeyboardInputNode
+import ChatInputPanelNode
+import ChatButtonKeyboardInputNode
+import ChatTextInputPanelNode
+
+func inputNodeForChatPresentationIntefaceState(_ chatPresentationInterfaceState: ChatPresentationInterfaceState, context: AccountContext, currentNode: ChatInputNode?, interfaceInteraction: ChatPanelInterfaceInteraction?, controllerInteraction: ChatControllerInteraction, inputPanelNode: ChatInputPanelNode?, makeMediaInputNode: () -> ChatInputNode?) -> ChatInputNode? {
+    if let inputPanelNode = inputPanelNode, !(inputPanelNode is ChatTextInputPanelNode) {
+        return nil
+    }
+    switch chatPresentationInterfaceState.inputMode {
+    case .media:
+        if let currentNode = currentNode as? ChatEntityKeyboardInputNode {
+            return currentNode
+        } else if let inputMediaNode = makeMediaInputNode() {
+            inputMediaNode.interfaceInteraction = interfaceInteraction
+            return inputMediaNode
+        } else {
+            return nil
+        }
+    case .inputButtons:
+        if chatPresentationInterfaceState.forceInputCommandsHidden {
+            return nil
+        } else {
+            if let currentNode = currentNode as? ChatButtonKeyboardInputNode {
+                return currentNode
+            } else {
+                let inputNode = ChatButtonKeyboardInputNode(context: context, controllerInteraction: controllerInteraction)
+                inputNode.interfaceInteraction = interfaceInteraction
+                return inputNode
+            }
+        }
+    case .none, .text:
+        return nil
+    }
+}