Telegram-iOS/submodules/TelegramUI/Sources/ChatControllerEditChat.swift

import Foundation
import TelegramPresentationData
import AccountContext
import TelegramCore
import SwiftSignalKit
import Display
import TelegramPresentationData
import PresentationDataUtils
import QuickReplyNameAlertController
import BusinessLinkNameAlertController
import ChatTitleView

extension ChatControllerImpl {
    func editChat() {
        if case let .customChatContents(customChatContents) = self.subject, case let .quickReplyMessageInput(currentValue, shortcutType) = customChatContents.kind, case .generic = shortcutType {
            var completion: ((String?) -> Void)?
            let (alertController, displayError) = quickReplyNameAlertController(
                context: self.context,
                text: self.presentationData.strings.QuickReply_EditShortcutTitle,
                subtext: self.presentationData.strings.QuickReply_EditShortcutText,
                value: currentValue,
                characterLimit: 32,
                apply: { value in
                    completion?(value)
                }
            )
            completion = { [weak self, weak alertController] value in
                guard let self else {
                    alertController?.dismiss(animated: true, completion: nil)
                    return
                }
                if let value, !value.isEmpty {
                    if value == currentValue {
                        alertController?.dismiss(animated: true, completion: nil)
                        return
                    }
                    
                    let _ = (self.context.engine.accountData.shortcutMessageList(onlyRemote: false)
                    |> take(1)
                    |> deliverOnMainQueue).start(next: { [weak self] shortcutMessageList in
                        guard let self else {
                            alertController?.dismiss(animated: true, completion: nil)
                            return
                        }
                        
                        if shortcutMessageList.items.contains(where: { $0.shortcut.lowercased() == value.lowercased() }) {
                            displayError(self.presentationData.strings.QuickReply_ShortcutExistsInlineError)
                        } else {
                            let _ = self.chatTitleView?.update(
                                context: self.context,
                                theme: self.presentationData.theme,
                                preferClearGlass: self.presentationInterfaceState.preferredGlassType == .clear,
                                wallpaper: self.presentationInterfaceState.chatWallpaper,
                                strings: self.presentationData.strings,
                                dateTimeFormat: self.presentationData.dateTimeFormat,
                                nameDisplayOrder: self.presentationData.nameDisplayOrder,
                                content: .custom(title: [ChatTitleContent.TitleTextItem(id: AnyHashable(0), content: .text("\(value)"))], subtitle: nil, isEnabled: false),
                                transition: .immediate
                            )
                            
                            alertController?.dismiss(animated: true, completion: nil)
                            
                            if case let .customChatContents(customChatContents) = self.subject {
                                customChatContents.quickReplyUpdateShortcut(value: value)
                            }
                        }
                    })
                }
            }
            self.present(alertController, in: .window(.root))
        } else if case let .customChatContents(customChatContents) = self.subject, case let .businessLinkSetup(link) = customChatContents.kind {
            let currentValue = link.title ?? ""
            
            var completion: ((String?) -> Void)?
            let alertController = businessLinkNameAlertController(
                context: self.context,
                value: currentValue,
                apply: { value in
                    completion?(value)
                }
            )
            completion = { [weak self, weak alertController] value in
                guard let self else {
                    alertController?.dismiss(completion: nil)
                    return
                }
                if let value {
                    if value == currentValue {
                        alertController?.dismiss(completion: nil)
                        return
                    }
                    
                    let _ = self.context.engine.accountData.editBusinessChatLink(url: link.url, message: link.message, entities: link.entities, title: value.isEmpty ? nil : value).startStandalone()
                    
                    let linkUrl: String
                    if link.url.hasPrefix("https://") {
                        linkUrl = String(link.url[link.url.index(link.url.startIndex, offsetBy: "https://".count)...])
                    } else {
                        linkUrl = link.url
                    }
                    let _ = self.chatTitleView?.update(
                        context: self.context,
                        theme: self.presentationData.theme,
                        preferClearGlass: self.presentationInterfaceState.preferredGlassType == .clear,
                        wallpaper: self.presentationInterfaceState.chatWallpaper,
                        strings: self.presentationData.strings,
                        dateTimeFormat: self.presentationData.dateTimeFormat,
                        nameDisplayOrder: self.presentationData.nameDisplayOrder,
                        content: .custom(title: [ChatTitleContent.TitleTextItem(id: AnyHashable(0), content: .text(value.isEmpty ? self.presentationData.strings.Business_Links_EditLinkTitle : value))], subtitle: linkUrl, isEnabled: false),
                        transition: .immediate
                    )
                    if case let .customChatContents(customChatContents) = self.subject {
                        customChatContents.businessLinkUpdate(message: link.message, entities: link.entities, title: value.isEmpty ? nil : value)
                    }
                    
                    alertController?.view.endEditing(true)
                    alertController?.dismiss(completion: nil)
                }
            }
            self.present(alertController, in: .window(.root))
        }
    }
}