Telegram-iOS/submodules/TelegramUI/Sources/Chat/ChatControllerOpenCommandContextMenu.swift

import Foundation
import UIKit
import SwiftSignalKit
import Postbox
import TelegramCore
import AsyncDisplayKit
import Display
import ContextUI
import UndoUI
import AccountContext
import ChatMessageItemView
import ChatMessageItemCommon
import ChatControllerInteraction

extension ChatControllerImpl {
    func openCommandContextMenu(command: String, params: ChatControllerInteraction.LongTapParams) -> Void {
        guard let message = params.message, let contentNode = params.contentNode else {
            return
        }
        
        guard let messages = self.chatDisplayNode.historyNode.messageGroupInCurrentHistoryView(message.id) else {
            return
        }
            
        var updatedMessages = messages
        for i in 0 ..< updatedMessages.count {
            if updatedMessages[i].id == message.id {
                let message = updatedMessages.remove(at: i)
                updatedMessages.insert(message, at: 0)
                break
            }
        }
               
        let recognizer: TapLongTapOrDoubleTapGestureRecognizer? = params.gesture
        let gesture: ContextGesture? = nil
        
        let source: ContextContentSource = .extracted(ChatMessageLinkContextExtractedContentSource(chatNode: self.chatDisplayNode, contentNode: contentNode))
        
        var items: [ContextMenuItem] = []

        items.append(
            .action(ContextMenuActionItem(text: self.presentationData.strings.Chat_Context_Command_Copy, icon: { theme in return generateTintedImage(image: UIImage(bundleImageName: "Chat/Context Menu/Copy"), color: theme.contextMenu.primaryColor) }, action: { [weak self]  _, f in
                f(.default)

                guard let self else {
                    return
                }
                
                UIPasteboard.general.string = command

                self.present(UndoOverlayController(presentationData: self.presentationData, content: .copy(text: presentationData.strings.Conversation_TextCopied), elevatedLayout: false, animateInAsReplacement: false, action: { _ in return false }), in: .current)
            }))
        )
         
        self.canReadHistory.set(false)
        
        let controller = makeContextController(presentationData: self.presentationData, source: source, items: .single(ContextController.Items(content: .list(items))), recognizer: recognizer, gesture: gesture, disableScreenshots: false)
        controller.dismissed = { [weak self] in
            self?.canReadHistory.set(true)
        }
        
        self.window?.presentInGlobalOverlay(controller)
    }
}