import Foundation
import Display
import SwiftSignalKit
import Postbox
import TelegramCore

private final class UserInfoControllerArguments {
    let account: Account
    let avatarAndNameInfoContext: ItemListAvatarAndNameInfoItemContext
    let updateEditingName: (ItemListAvatarAndNameInfoItemName) -> Void
    let tapAvatarAction: () -> Void
    let openChat: () -> Void
    let addContact: () -> Void
    let shareContact: () -> Void
    let startSecretChat: () -> Void
    let changeNotificationMuteSettings: () -> Void
    let changeNotificationSoundSettings: () -> Void
    let openSharedMedia: () -> Void
    let openGroupsInCommon: () -> Void
    let updatePeerBlocked: (Bool) -> Void
    let deleteContact: () -> Void
    let displayUsernameContextMenu: (String) -> Void
    let displayCopyContextMenu: (UserInfoEntryTag, String) -> Void
    let call: () -> Void
    let openCallMenu: (String) -> Void
    let displayAboutContextMenu: (String) -> Void
    let openEncryptionKey: (SecretChatKeyFingerprint) -> Void
    let addBotToGroup: () -> Void
    let botSettings: () -> Void
    let botHelp: () -> Void
    let botPrivacy: () -> Void
    let report: () -> Void
    
    init(account: Account, avatarAndNameInfoContext: ItemListAvatarAndNameInfoItemContext, updateEditingName: @escaping (ItemListAvatarAndNameInfoItemName) -> Void, tapAvatarAction: @escaping () -> Void, openChat: @escaping () -> Void, addContact: @escaping () -> Void, shareContact: @escaping () -> Void, startSecretChat: @escaping () -> Void, changeNotificationMuteSettings: @escaping () -> Void, changeNotificationSoundSettings: @escaping () -> Void, openSharedMedia: @escaping () -> Void, openGroupsInCommon: @escaping () -> Void, updatePeerBlocked: @escaping (Bool) -> Void, deleteContact: @escaping () -> Void, displayUsernameContextMenu: @escaping (String) -> Void, displayCopyContextMenu: @escaping (UserInfoEntryTag, String) -> Void, call: @escaping () -> Void, openCallMenu: @escaping (String) -> Void, displayAboutContextMenu: @escaping (String) -> Void, openEncryptionKey: @escaping (SecretChatKeyFingerprint) -> Void, addBotToGroup: @escaping () -> Void, botSettings: @escaping () -> Void, botHelp: @escaping () -> Void, botPrivacy: @escaping () -> Void, report: @escaping () -> Void) {
        self.account = account
        self.avatarAndNameInfoContext = avatarAndNameInfoContext
        self.updateEditingName = updateEditingName
        self.tapAvatarAction = tapAvatarAction
        self.openChat = openChat
        self.addContact = addContact
        self.shareContact = shareContact
        self.startSecretChat = startSecretChat
        self.changeNotificationMuteSettings = changeNotificationMuteSettings
        self.changeNotificationSoundSettings = changeNotificationSoundSettings
        self.openSharedMedia = openSharedMedia
        self.openGroupsInCommon = openGroupsInCommon
        self.updatePeerBlocked = updatePeerBlocked
        self.deleteContact = deleteContact
        self.displayUsernameContextMenu = displayUsernameContextMenu
        self.displayCopyContextMenu = displayCopyContextMenu
        self.call = call
        self.openCallMenu = openCallMenu
        self.displayAboutContextMenu = displayAboutContextMenu
        self.openEncryptionKey = openEncryptionKey
        self.addBotToGroup = addBotToGroup
        self.botSettings = botSettings
        self.botHelp = botHelp
        self.botPrivacy = botPrivacy
        self.report = report
    }
}

private enum UserInfoSection: ItemListSectionId {
    case info
    case actions
    case sharedMediaAndNotifications
    case bot
    case block
}

private enum UserInfoEntryTag {
    case about
    case phoneNumber
    case username
}

private enum UserInfoEntry: ItemListNodeEntry {
    case info(PresentationTheme, PresentationStrings, peer: Peer?, presence: PeerPresence?, cachedData: CachedPeerData?, state: ItemListAvatarAndNameInfoItemState, displayCall: Bool)
    case about(PresentationTheme, String, String)
    case phoneNumber(PresentationTheme, Int, String, String, Bool)
    case userName(PresentationTheme, String, String)
    case sendMessage(PresentationTheme, String)
    case addContact(PresentationTheme, String)
    case shareContact(PresentationTheme, String)
    case startSecretChat(PresentationTheme, String)
    case sharedMedia(PresentationTheme, String)
    case notifications(PresentationTheme, String, String)
    case notificationSound(PresentationTheme, String, String)
    case groupsInCommon(PresentationTheme, String, Int32)
    case secretEncryptionKey(PresentationTheme, String, SecretChatKeyFingerprint)
    case botAddToGroup(PresentationTheme, String)
    case botSettings(PresentationTheme, String)
    case botHelp(PresentationTheme, String)
    case botPrivacy(PresentationTheme, String)
    case botReport(PresentationTheme, String)
    case block(PresentationTheme, String, DestructiveUserInfoAction)
    
    var section: ItemListSectionId {
        switch self {
            case .info, .about, .phoneNumber, .userName:
                return UserInfoSection.info.rawValue
            case .sendMessage, .addContact, .shareContact, .startSecretChat:
                return UserInfoSection.actions.rawValue
            case .sharedMedia, .notifications, .notificationSound, .secretEncryptionKey, .groupsInCommon:
                return UserInfoSection.sharedMediaAndNotifications.rawValue
            case .botAddToGroup, .botSettings, .botHelp, .botPrivacy, .botReport:
                return UserInfoSection.bot.rawValue
            case .block:
                return UserInfoSection.block.rawValue
        }
    }
    
    var stableId: Int {
        return self.sortIndex
    }
    
    static func ==(lhs: UserInfoEntry, rhs: UserInfoEntry) -> Bool {
        switch lhs {
            case let .info(lhsTheme, lhsStrings, lhsPeer, lhsPresence, lhsCachedData, lhsState, lhsDisplayCall):
                switch rhs {
                    case let .info(rhsTheme, rhsStrings, rhsPeer, rhsPresence, rhsCachedData, rhsState, rhsDisplayCall):
                        if lhsTheme !== rhsTheme {
                            return false
                        }
                        if lhsStrings !== rhsStrings {
                            return false
                        }
                        if let lhsPeer = lhsPeer, let rhsPeer = rhsPeer {
                            if !lhsPeer.isEqual(rhsPeer) {
                                return false
                            }
                        } else if (lhsPeer != nil) != (rhsPeer != nil) {
                            return false
                        }
                        if let lhsPresence = lhsPresence, let rhsPresence = rhsPresence {
                            if !lhsPresence.isEqual(to: rhsPresence) {
                                return false
                            }
                        } else if (lhsPresence != nil) != (rhsPresence != nil) {
                            return false
                        }
                        if let lhsCachedData = lhsCachedData, let rhsCachedData = rhsCachedData {
                            if !lhsCachedData.isEqual(to: rhsCachedData) {
                                return false
                            }
                        } else if (lhsCachedData != nil) != (rhsCachedData != nil) {
                            return false
                        }
                        if lhsState != rhsState {
                            return false
                        }
                        if lhsDisplayCall != rhsDisplayCall {
                            return false
                        }
                        return true
                    default:
                        return false
                }
            case let .about(lhsTheme, lhsText, lhsValue):
                if case let .about(rhsTheme, rhsText, rhsValue) = rhs, lhsTheme === rhsTheme, lhsText == rhsText, lhsValue == rhsValue {
                    return true
                } else {
                    return false
                }
            case let .phoneNumber(lhsTheme, lhsIndex, lhsLabel, lhsValue, lhsMain):
                if case let .phoneNumber(rhsTheme, rhsIndex, rhsLabel, rhsValue, rhsMain) = rhs, lhsTheme === rhsTheme, lhsIndex == rhsIndex, lhsLabel == rhsLabel, lhsValue == rhsValue, lhsMain == rhsMain {
                    return true
                } else {
                    return false
                }
            case let .userName(lhsTheme, lhsText, lhsValue):
                if case let .userName(rhsTheme, rhsText, rhsValue) = rhs, lhsTheme === rhsTheme, lhsText == rhsText, lhsValue == rhsValue {
                    return true
                } else {
                    return false
                }
            case let .sendMessage(lhsTheme, lhsText):
                if case let .sendMessage(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .addContact(lhsTheme, lhsText):
                if case let .addContact(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .shareContact(lhsTheme, lhsText):
                if case let .shareContact(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .startSecretChat(lhsTheme, lhsText):
                if case let .startSecretChat(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .sharedMedia(lhsTheme, lhsText):
                if case let .sharedMedia(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .notifications(lhsTheme, lhsText, lhsValue):
                if case let .notifications(rhsTheme, rhsText, rhsValue) = rhs, lhsTheme === rhsTheme, lhsText == rhsText, lhsValue == rhsValue {
                    return true
                } else {
                    return false
                }
            case let .notificationSound(lhsTheme, lhsText, lhsValue):
                if case let .notificationSound(rhsTheme, rhsText, rhsValue) = rhs, lhsTheme === rhsTheme, lhsText == rhsText, lhsValue == rhsValue {
                    return true
                } else {
                    return false
                }
            case let .groupsInCommon(lhsTheme, lhsText, lhsValue):
                if case let .groupsInCommon(rhsTheme, rhsText, rhsValue) = rhs, lhsTheme === rhsTheme, lhsText == rhsText, lhsValue == rhsValue {
                    return true
                } else {
                    return false
                }
            case let .secretEncryptionKey(lhsTheme, lhsText, lhsValue):
                if case let .secretEncryptionKey(rhsTheme, rhsText, rhsValue) = rhs, lhsTheme === rhsTheme, lhsText == rhsText, lhsValue == rhsValue {
                    return true
                } else {
                    return false
                }
            case let .botAddToGroup(lhsTheme, lhsText):
                if case let .botAddToGroup(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .botSettings(lhsTheme, lhsText):
                if case let .botSettings(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .botHelp(lhsTheme, lhsText):
                if case let .botHelp(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .botPrivacy(lhsTheme, lhsText):
                if case let .botPrivacy(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .botReport(lhsTheme, lhsText):
                if case let .botReport(rhsTheme, rhsText) = rhs, lhsTheme === rhsTheme, lhsText == rhsText {
                    return true
                } else {
                    return false
                }
            case let .block(lhsTheme, lhsText, lhsAction):
                if case let .block(rhsTheme, rhsText, rhsAction) = rhs, lhsTheme === rhsTheme, lhsText == rhsText, lhsAction == rhsAction {
                    return true
                } else {
                    return false
                }
        }
    }
    
    private var sortIndex: Int {
        switch self {
            case .info:
                return 0
            case let .phoneNumber(_, index, _, _, _):
                return 1 + index
            case .about:
                return 999
            case .userName:
                return 1000
            case .sendMessage:
                return 1001
            case .addContact:
                return 1002
            case .shareContact:
                return 1003
            case .startSecretChat:
                return 1004
            case .sharedMedia:
                return 1005
            case .notifications:
                return 1006
            case .notificationSound:
                return 1007
            case .groupsInCommon:
                return 1008
            case .secretEncryptionKey:
                return 1009
            case .botAddToGroup:
                return 1010
            case .botSettings:
                return 1011
            case .botHelp:
                return 1012
            case .botPrivacy:
                return 1013
            case .botReport:
                return 1014
            case .block:
                return 1015
        }
    }
    
    static func <(lhs: UserInfoEntry, rhs: UserInfoEntry) -> Bool {
        return lhs.sortIndex < rhs.sortIndex
    }
    
    func item(_ arguments: UserInfoControllerArguments) -> ListViewItem {
        switch self {
            case let .info(theme, strings, peer, presence, cachedData, state, displayCall):
                return ItemListAvatarAndNameInfoItem(account: arguments.account, theme: theme, strings: strings, mode: .generic, peer: peer, presence: presence, cachedData: cachedData, state: state, sectionId: self.section, style: .plain, editingNameUpdated: { editingName in
                    arguments.updateEditingName(editingName)
                }, avatarTapped: {
                    arguments.tapAvatarAction()
                }, context: arguments.avatarAndNameInfoContext, call: displayCall ? {
                    arguments.call()
                } : nil)
            case let .about(theme, text, value):
                return ItemListTextWithLabelItem(theme: theme, label: text, text: value, enabledEntitiyTypes: [], multiline: true, sectionId: self.section, action: {
                    arguments.displayAboutContextMenu(value)
                }, tag: UserInfoEntryTag.about)
            case let .phoneNumber(theme, _, label, value, isMain):
                return ItemListTextWithLabelItem(theme: theme, label: label, text: value, textColor: isMain ? .highlighted : .accent, enabledEntitiyTypes: [], multiline: false, sectionId: self.section, action: {
                    arguments.openCallMenu(value)
                }, longTapAction: {
                    arguments.displayCopyContextMenu(.phoneNumber, value)
                }, tag: UserInfoEntryTag.phoneNumber)
            case let .userName(theme, text, value):
                return ItemListTextWithLabelItem(theme: theme, label: text, text: "@\(value)", textColor: .accent, enabledEntitiyTypes: [], multiline: false, sectionId: self.section, action: {
                    arguments.displayUsernameContextMenu("@\(value)")
                }, longTapAction: {
                    arguments.displayCopyContextMenu(.username, "@\(value)")
                }, tag: UserInfoEntryTag.username)
            case let .sendMessage(theme, text):
                return ItemListActionItem(theme: theme, title: text, kind: .generic, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    arguments.openChat()
                })
            case let .addContact(theme, text):
                return ItemListActionItem(theme: theme, title: text, kind: .generic, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    arguments.addContact()
                })
            case let .shareContact(theme, text):
                return ItemListActionItem(theme: theme, title: text, kind: .generic, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    arguments.shareContact()
                })
            case let .startSecretChat(theme, text):
                return ItemListActionItem(theme: theme, title: text, kind: .generic, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    arguments.startSecretChat()
                })
            case let .sharedMedia(theme, text):
                return ItemListDisclosureItem(theme: theme, title: text, label: "", sectionId: self.section, style: .plain, action: {
                    arguments.openSharedMedia()
                })
            case let .notifications(theme, text, value):
                return ItemListDisclosureItem(theme: theme, title: text, label: value, sectionId: self.section, style: .plain, action: {
                    arguments.changeNotificationMuteSettings()
                })
            case let .notificationSound(theme, text, value):
                return ItemListDisclosureItem(theme: theme, title: text, label: value, sectionId: self.section, style: .plain, action: {
                    arguments.changeNotificationSoundSettings()
                })
            case let .groupsInCommon(theme, text, value):
                return ItemListDisclosureItem(theme: theme, title: text, label: "\(value)", sectionId: self.section, style: .plain, action: {
                    arguments.openGroupsInCommon()
                })
            case let .secretEncryptionKey(theme, text, fingerprint):
                return ItemListSecretChatKeyItem(theme: theme, title: text, fingerprint: fingerprint, sectionId: self.section, style: .plain, action: {
                    arguments.openEncryptionKey(fingerprint)
                })
            case let .botAddToGroup(theme, text):
                return ItemListActionItem(theme: theme, title: text, kind: .generic, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    arguments.addBotToGroup()
                })
            case let .botSettings(theme, text):
                return ItemListActionItem(theme: theme, title: text, kind: .generic, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    arguments.botSettings()
                })
            case let .botHelp(theme, text):
                return ItemListActionItem(theme: theme, title: text, kind: .generic, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    arguments.botHelp()
                })
            case let .botPrivacy(theme, text):
                return ItemListActionItem(theme: theme, title: text, kind: .generic, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    arguments.botPrivacy()
                })
            case let .botReport(theme, text):
                return ItemListActionItem(theme: theme, title: text, kind: .generic, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    arguments.report()
                })
            case let .block(theme, text, action):
                return ItemListActionItem(theme: theme, title: text, kind: .destructive, alignment: .natural, sectionId: self.section, style: .plain, action: {
                    switch action {
                        case .block:
                            arguments.updatePeerBlocked(true)
                        case .unblock:
                            arguments.updatePeerBlocked(false)
                        case .removeContact:
                            arguments.deleteContact()
                    }
                })
        }
    }
}

private enum DestructiveUserInfoAction {
    case block
    case removeContact
    case unblock
}

private struct UserInfoEditingState: Equatable {
    let editingName: ItemListAvatarAndNameInfoItemName?
    
    static func ==(lhs: UserInfoEditingState, rhs: UserInfoEditingState) -> Bool {
        if lhs.editingName != rhs.editingName {
            return false
        }
        return true
    }
}

private struct UserInfoState: Equatable {
    let savingData: Bool
    let editingState: UserInfoEditingState?
    
    init() {
        self.savingData = false
        self.editingState = nil
    }
    
    init(savingData: Bool, editingState: UserInfoEditingState?) {
        self.savingData = savingData
        self.editingState = editingState
    }
    
    static func ==(lhs: UserInfoState, rhs: UserInfoState) -> Bool {
        if lhs.savingData != rhs.savingData {
            return false
        }
        if lhs.editingState != rhs.editingState {
            return false
        }
        return true
    }
    
    func withUpdatedSavingData(_ savingData: Bool) -> UserInfoState {
        return UserInfoState(savingData: savingData, editingState: self.editingState)
    }
    
    func withUpdatedEditingState(_ editingState: UserInfoEditingState?) -> UserInfoState {
        return UserInfoState(savingData: self.savingData, editingState: editingState)
    }
}

private func stringForBlockAction(strings: PresentationStrings, action: DestructiveUserInfoAction, peer: Peer) -> String {
    switch action {
        case .block:
            if let user = peer as? TelegramUser, user.botInfo != nil {
                return strings.Bot_Stop
            } else {
                return strings.Conversation_BlockUser
            }
        case .unblock:
            if let user = peer as? TelegramUser, user.botInfo != nil {
                return strings.Bot_Unblock
            } else {
                return strings.Conversation_UnblockUser
            }
        case .removeContact:
            return strings.UserInfo_DeleteContact
    }
}

private func userInfoEntries(account: Account, presentationData: PresentationData, view: PeerView, deviceContacts: [(DeviceContactStableId, DeviceContactBasicData)], state: UserInfoState, peerChatState: PostboxCoding?, globalNotificationSettings: GlobalNotificationSettings) -> [UserInfoEntry] {
    var entries: [UserInfoEntry] = []
    
    guard let peer = view.peers[view.peerId], let user = peerViewMainPeer(view) as? TelegramUser else {
        return []
    }
    
    var editingName: ItemListAvatarAndNameInfoItemName?
    
    var isEditing = false
    if let editingState = state.editingState {
        isEditing = true
        
        if view.peerIsContact {
            editingName = editingState.editingName
        }
    }
    
    var callsAvailable = true
    if let cachedUserData = view.cachedData as? CachedUserData {
        callsAvailable = cachedUserData.callsAvailable
    }
    
    entries.append(UserInfoEntry.info(presentationData.theme, presentationData.strings, peer: user, presence: view.peerPresences[user.id], cachedData: view.cachedData, state: ItemListAvatarAndNameInfoItemState(editingName: editingName, updatingName: nil), displayCall: user.botInfo == nil && callsAvailable))
    
    if let phoneNumber = user.phone, !phoneNumber.isEmpty {
        let formattedNumber = formatPhoneNumber(phoneNumber)
        let normalizedNumber = DeviceContactNormalizedPhoneNumber(rawValue: formattedNumber)
        
        var index = 0
        var found = false
        
        var existingNumbers = Set<DeviceContactNormalizedPhoneNumber>()
        var phoneNumbers: [(String, DeviceContactNormalizedPhoneNumber, Bool)] = []
        
        for (_, contact) in deviceContacts {
            inner: for number in contact.phoneNumbers {
                var isMain = false
                let normalizedContactNumber = DeviceContactNormalizedPhoneNumber(rawValue: formatPhoneNumber(number.value))
                if !existingNumbers.contains(normalizedContactNumber) {
                    existingNumbers.insert(normalizedContactNumber)
                } else {
                    continue inner
                }
                if normalizedContactNumber == normalizedNumber {
                    found = true
                    isMain = true
                }
                
                phoneNumbers.append((number.label, normalizedContactNumber, isMain))
            }
        }
        if !found {
            entries.append(UserInfoEntry.phoneNumber(presentationData.theme, index, "home", formattedNumber, false))
            index += 1
        } else {
            for (label, number, isMain) in phoneNumbers {
                entries.append(UserInfoEntry.phoneNumber(presentationData.theme, index, localizedPhoneNumberLabel(label: label, strings: presentationData.strings), number.rawValue, isMain && phoneNumbers.count != 1))
                index += 1
            }
        }
    }
    
    if let cachedUserData = view.cachedData as? CachedUserData, let about = cachedUserData.about, !about.isEmpty {
        entries.append(UserInfoEntry.about(presentationData.theme, presentationData.strings.Profile_About, about))
    }
    
    if !isEditing {
        if let username = user.username, !username.isEmpty {
            entries.append(UserInfoEntry.userName(presentationData.theme, presentationData.strings.Profile_Username, username))
        }
        
        if !(peer is TelegramSecretChat) {
            entries.append(UserInfoEntry.sendMessage(presentationData.theme, presentationData.strings.UserInfo_SendMessage))
            if view.peerIsContact {
                entries.append(UserInfoEntry.shareContact(presentationData.theme, presentationData.strings.UserInfo_ShareContact))
            } else if let phone = user.phone, !phone.isEmpty {
                entries.append(UserInfoEntry.addContact(presentationData.theme, presentationData.strings.UserInfo_AddContact))
            }
            
            if let peer = peer as? TelegramUser, peer.botInfo == nil {
                entries.append(UserInfoEntry.startSecretChat(presentationData.theme, presentationData.strings.UserInfo_StartSecretChat))
            }
        }
        entries.append(UserInfoEntry.sharedMedia(presentationData.theme, presentationData.strings.GroupInfo_SharedMedia))
    }
    let notificationsLabel: String
    if let settings = view.notificationSettings as? TelegramPeerNotificationSettings, case .muted = settings.muteState {
        notificationsLabel = presentationData.strings.UserInfo_NotificationsDisabled
    } else {
        notificationsLabel = presentationData.strings.UserInfo_NotificationsEnabled
    }
    entries.append(UserInfoEntry.notifications(presentationData.theme, presentationData.strings.GroupInfo_Notifications, notificationsLabel))
    if let groupsInCommon = (view.cachedData as? CachedUserData)?.commonGroupCount, groupsInCommon != 0 && !isEditing {
        entries.append(UserInfoEntry.groupsInCommon(presentationData.theme, presentationData.strings.UserInfo_GroupsInCommon, groupsInCommon))
    }
    
    if isEditing {
        var messageSound: PeerMessageSound = .default
        if let settings = view.notificationSettings as? TelegramPeerNotificationSettings {
            messageSound = settings.messageSound
        }
        
        entries.append(UserInfoEntry.notificationSound(presentationData.theme, presentationData.strings.GroupInfo_Sound, localizedPeerNotificationSoundString(strings: presentationData.strings, sound: messageSound, default: globalNotificationSettings.effective.privateChats.sound)))
        
        if view.peerIsContact {
            entries.append(UserInfoEntry.block(presentationData.theme, stringForBlockAction(strings: presentationData.strings, action: .removeContact, peer: user), .removeContact))
        }
    } else {
        if peer is TelegramSecretChat, let peerChatState = peerChatState as? SecretChatKeyState, let keyFingerprint = peerChatState.keyFingerprint {
            entries.append(UserInfoEntry.secretEncryptionKey(presentationData.theme, presentationData.strings.Profile_EncryptionKey, keyFingerprint))
        }
        
        if let peer = peer as? TelegramUser, let botInfo = peer.botInfo {
            if botInfo.flags.contains(.worksWithGroups) {
                entries.append(UserInfoEntry.botAddToGroup(presentationData.theme, presentationData.strings.UserInfo_InviteBotToGroup))
            }
            
            if let cachedUserData = view.cachedData as? CachedUserData, let botInfo = cachedUserData.botInfo {
                for command in botInfo.commands {
                    if command.text == "settings" {
                        entries.append(UserInfoEntry.botSettings(presentationData.theme, presentationData.strings.UserInfo_BotSettings))
                    } else if command.text == "help" {
                        entries.append(UserInfoEntry.botHelp(presentationData.theme, presentationData.strings.UserInfo_BotHelp))
                    } else if command.text == "privacy" {
                        entries.append(UserInfoEntry.botPrivacy(presentationData.theme, presentationData.strings.UserInfo_BotPrivacy))
                    }
                }
            }
            
            entries.append(UserInfoEntry.botReport(presentationData.theme, presentationData.strings.ReportPeer_Report))
        }
        
        if let cachedData = view.cachedData as? CachedUserData {
            if cachedData.isBlocked {
                entries.append(UserInfoEntry.block(presentationData.theme, stringForBlockAction(strings: presentationData.strings, action: .unblock, peer: user), .unblock))
            } else {
                entries.append(UserInfoEntry.block(presentationData.theme, stringForBlockAction(strings: presentationData.strings, action: .block, peer: user), .block))
            }
        }
    }
    
    return entries
}

private func getUserPeer(postbox: Postbox, peerId: PeerId) -> Signal<Peer?, NoError> {
    return postbox.transaction { transaction -> Peer? in
        guard let peer = transaction.getPeer(peerId) else {
            return nil
        }
        if let peer = peer as? TelegramSecretChat {
            return transaction.getPeer(peer.regularPeerId)
        } else {
            return peer
        }
    }
}

public func userInfoController(account: Account, peerId: PeerId) -> ViewController {
    let statePromise = ValuePromise(UserInfoState(), ignoreRepeated: true)
    let stateValue = Atomic(value: UserInfoState())
    let updateState: ((UserInfoState) -> UserInfoState) -> Void = { f in
        statePromise.set(stateValue.modify { f($0) })
    }
    
    var pushControllerImpl: ((ViewController) -> Void)?
    var presentControllerImpl: ((ViewController, Any?) -> Void)?
    var openChatImpl: (() -> Void)?
    var shareContactImpl: (() -> Void)?
    var startSecretChatImpl: (() -> Void)?
    var botAddToGroupImpl: (() -> Void)?
    var dismissInputImpl: (() -> Void)?
    
    let actionsDisposable = DisposableSet()
    
    let updatePeerNameDisposable = MetaDisposable()
    actionsDisposable.add(updatePeerNameDisposable)
    
    let updatePeerBlockedDisposable = MetaDisposable()
    actionsDisposable.add(updatePeerBlockedDisposable)
    
    let changeMuteSettingsDisposable = MetaDisposable()
    actionsDisposable.add(changeMuteSettingsDisposable)
    
    let hiddenAvatarRepresentationDisposable = MetaDisposable()
    actionsDisposable.add(hiddenAvatarRepresentationDisposable)
    
    let createSecretChatDisposable = MetaDisposable()
    actionsDisposable.add(createSecretChatDisposable)
    
    var avatarGalleryTransitionArguments: ((AvatarGalleryEntry) -> GalleryTransitionArguments?)?
    let avatarAndNameInfoContext = ItemListAvatarAndNameInfoItemContext()
    var updateHiddenAvatarImpl: (() -> Void)?
    
    var displayAboutContextMenuImpl: ((String) -> Void)?
    var displayCopyContextMenuImpl: ((UserInfoEntryTag, String) -> Void)?
    
    let cachedAvatarEntries = Atomic<Promise<[AvatarGalleryEntry]>?>(value: nil)
    
    let peerView = Promise<PeerView>()
    peerView.set(account.viewTracker.peerView(peerId))
    
    let requestCallImpl: () -> Void = {
        let _ = (peerView.get() |> deliverOnMainQueue).start(next: { view in
            guard let peer = peerViewMainPeer(view) else {
                return
            }
            
            if let cachedUserData = view.cachedData as? CachedUserData, cachedUserData.callsPrivate {
                let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
                presentControllerImpl?(standardTextAlertController(theme: AlertControllerTheme(presentationTheme: presentationData.theme), title: presentationData.strings.Call_ConnectionErrorTitle, text: presentationData.strings.Call_PrivacyErrorMessage(peer.compactDisplayTitle).0, actions: [TextAlertAction(type: .defaultAction, title: presentationData.strings.Common_OK, action: {})]), nil)
                return
            }
            
            let callResult = account.telegramApplicationContext.callManager?.requestCall(peerId: peer.id, endCurrentIfAny: false)
            if let callResult = callResult, case let .alreadyInProgress(currentPeerId) = callResult {
                if currentPeerId == peer.id {
                    account.telegramApplicationContext.navigateToCurrentCall?()
                } else {
                    let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
                    let _ = (account.postbox.transaction { transaction -> (Peer?, Peer?) in
                        return (transaction.getPeer(peer.id), transaction.getPeer(currentPeerId))
                        } |> deliverOnMainQueue).start(next: { peer, current in
                            if let peer = peer, let current = current {
                                presentControllerImpl?(standardTextAlertController(theme: AlertControllerTheme(presentationTheme: presentationData.theme), title: presentationData.strings.Call_CallInProgressTitle, text: presentationData.strings.Call_CallInProgressMessage(current.compactDisplayTitle, peer.compactDisplayTitle).0, actions: [TextAlertAction(type: .defaultAction, title: presentationData.strings.Common_Cancel, action: {}), TextAlertAction(type: .genericAction, title: presentationData.strings.Common_OK, action: {
                                    let _ = account.telegramApplicationContext.callManager?.requestCall(peerId: peer.id, endCurrentIfAny: true)
                                })]), nil)
                            }
                        })
                }
            }
        })
    }
    
    let arguments = UserInfoControllerArguments(account: account, avatarAndNameInfoContext: avatarAndNameInfoContext, updateEditingName: { editingName in
        updateState { state in
            if let _ = state.editingState {
                return state.withUpdatedEditingState(UserInfoEditingState(editingName: editingName))
            } else {
                return state
            }
        }
    }, tapAvatarAction: {
        let _ = (getUserPeer(postbox: account.postbox, peerId: peerId) |> deliverOnMainQueue).start(next: { peer in
            guard let peer = peer else {
                return
            }
            
            if peer.profileImageRepresentations.isEmpty {
                return
            }
            
            let galleryController = AvatarGalleryController(account: account, peer: peer, remoteEntries: cachedAvatarEntries.with { $0 }, replaceRootController: { controller, ready in
            })
            hiddenAvatarRepresentationDisposable.set((galleryController.hiddenMedia |> deliverOnMainQueue).start(next: { entry in
                avatarAndNameInfoContext.hiddenAvatarRepresentation = entry?.representations.first
                updateHiddenAvatarImpl?()
            }))
            presentControllerImpl?(galleryController, AvatarGalleryControllerPresentationArguments(transitionArguments: { entry in
                return avatarGalleryTransitionArguments?(entry)
            }))
        })
    }, openChat: {
        openChatImpl?()
    }, addContact: {
        let _ = (getUserPeer(postbox: account.postbox, peerId: peerId)
        |> deliverOnMainQueue).start(next: { peer in
            if let user = peer as? TelegramUser, let phone = user.phone, !phone.isEmpty {
                let _ = (addContactPeerInteractively(account: account, peerId: user.id, phone: phone)
                |> deliverOnMainQueue).start(completed: {
                })
            }
        })
    }, shareContact: {
        shareContactImpl?()
    }, startSecretChat: {
        startSecretChatImpl?()
    }, changeNotificationMuteSettings: {
        let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
        let controller = ActionSheetController(presentationTheme: presentationData.theme)
        let dismissAction: () -> Void = { [weak controller] in
            controller?.dismissAnimated()
        }
        let notificationAction: (Int32?) -> Void = { muteUntil in
            let muteInterval: Int32?
            if let muteUntil = muteUntil {
                if muteUntil <= 0 {
                    muteInterval = 0
                } else if muteUntil == Int32.max {
                    muteInterval = Int32.max
                } else {
                    muteInterval = muteUntil
                }
            } else {
                muteInterval = nil
            }
            
            changeMuteSettingsDisposable.set(updatePeerMuteSetting(account: account, peerId: peerId, muteInterval: muteInterval).start())
        }
        var items: [ActionSheetItem] = []
        items.append(ActionSheetButtonItem(title: presentationData.strings.UserInfo_NotificationsEnable, action: {
            dismissAction()
            notificationAction(0)
        }))
        let intervals: [Int32?] = [
            nil,
            1 * 60 * 60,
            8 * 60 * 60,
            2 * 24 * 60 * 60
        ]
        for value in intervals {
            let title: String
            if let value = value {
                title = muteForIntervalString(strings: presentationData.strings, value: value)
            } else {
                title = presentationData.strings.UserInfo_NotificationsDefault
            }
            items.append(ActionSheetButtonItem(title: title, action: {
                dismissAction()
                notificationAction(value)
            }))
        }
        items.append(ActionSheetButtonItem(title: presentationData.strings.UserInfo_NotificationsDisable, action: {
            dismissAction()
            notificationAction(Int32.max)
        }))
        
        controller.setItemGroups([
            ActionSheetItemGroup(items: items),
            ActionSheetItemGroup(items: [ActionSheetButtonItem(title: presentationData.strings.Common_Cancel, action: { dismissAction() })])
            ])
        presentControllerImpl?(controller, ViewControllerPresentationArguments(presentationAnimation: .modalSheet))
    }, changeNotificationSoundSettings: {
        let _ = (account.postbox.transaction { transaction -> (TelegramPeerNotificationSettings, GlobalNotificationSettings) in
            let peerSettings: TelegramPeerNotificationSettings = (transaction.getPeerNotificationSettings(peerId) as? TelegramPeerNotificationSettings) ?? TelegramPeerNotificationSettings.defaultSettings
            let globalSettings: GlobalNotificationSettings = (transaction.getPreferencesEntry(key: PreferencesKeys.globalNotifications) as? GlobalNotificationSettings) ?? GlobalNotificationSettings.defaultSettings
            return (peerSettings, globalSettings)
        } |> deliverOnMainQueue).start(next: { settings in
            let controller = notificationSoundSelectionController(account: account, isModal: true, currentSound: settings.0.messageSound, defaultSound: settings.1.effective.privateChats.sound, completion: { sound in
                let _ = updatePeerNotificationSoundInteractive(account: account, peerId: peerId, sound: sound).start()
            })
            presentControllerImpl?(controller, ViewControllerPresentationArguments(presentationAnimation: .modalSheet))
        })
    }, openSharedMedia: {
        if let controller = peerSharedMediaController(account: account, peerId: peerId) {
            pushControllerImpl?(controller)
        }
    }, openGroupsInCommon: {
        pushControllerImpl?(groupsInCommonController(account: account, peerId: peerId))
    }, updatePeerBlocked: { value in
        let _ = (account.postbox.loadedPeerWithId(peerId)
        |> take(1)
        |> deliverOnMainQueue).start(next: { peer in
            let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
            if let user = peer as? TelegramUser, user.botInfo != nil {
                updatePeerBlockedDisposable.set(requestUpdatePeerIsBlocked(account: account, peerId: peerId, isBlocked: value).start())
                if !value {
                    let _ = enqueueMessages(account: account, peerId: peer.id, messages: [.message(text: "/start", attributes: [], mediaReference: nil, replyToMessageId: nil, localGroupingKey: nil)]).start()
                    openChatImpl?()
                }
            } else {
                let text: String
                if value {
                    text = presentationData.strings.UserInfo_BlockConfirmation(peer.displayTitle).0
                } else {
                    text = presentationData.strings.UserInfo_UnblockConfirmation(peer.displayTitle).0
                }
                presentControllerImpl?(standardTextAlertController(theme: AlertControllerTheme(presentationTheme: presentationData.theme), title: nil, text: text, actions: [TextAlertAction(type: .defaultAction, title: presentationData.strings.Common_No, action: {}), TextAlertAction(type: .genericAction, title: presentationData.strings.Common_Yes, action: {
                    updatePeerBlockedDisposable.set(requestUpdatePeerIsBlocked(account: account, peerId: peerId, isBlocked: value).start())
                })]), nil)
            }
        })
    }, deleteContact: {
        let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
        let controller = ActionSheetController(presentationTheme: presentationData.theme)
        let dismissAction: () -> Void = { [weak controller] in
            controller?.dismissAnimated()
        }
        controller.setItemGroups([
            ActionSheetItemGroup(items: [
                ActionSheetButtonItem(title: presentationData.strings.UserInfo_DeleteContact, color: .destructive, action: {
                    dismissAction()
                    updatePeerBlockedDisposable.set(deleteContactPeerInteractively(account: account, peerId: peerId).start())
                })
            ]),
            ActionSheetItemGroup(items: [ActionSheetButtonItem(title: presentationData.strings.Common_Cancel, action: { dismissAction() })])
            ])
        presentControllerImpl?(controller, ViewControllerPresentationArguments(presentationAnimation: .modalSheet))
    }, displayUsernameContextMenu: { text in
        let shareController = ShareController(account: account, subject: .url("\(text)"))
        presentControllerImpl?(shareController, nil)
    }, displayCopyContextMenu: { tag, phone in
        displayCopyContextMenuImpl?(tag, phone)
    }, call: {
        requestCallImpl()
    }, openCallMenu: { number in
        let _ = (getUserPeer(postbox: account.postbox, peerId: peerId)
        |> deliverOnMainQueue).start(next: { peer in
            if let peer = peer as? TelegramUser, let peerPhoneNumber = peer.phone, formatPhoneNumber(number) == formatPhoneNumber(peerPhoneNumber) {
                let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
                let controller = ActionSheetController(presentationTheme: presentationData.theme)
                let dismissAction: () -> Void = { [weak controller] in
                    controller?.dismissAnimated()
                }
                controller.setItemGroups([
                    ActionSheetItemGroup(items: [
                        ActionSheetButtonItem(title: presentationData.strings.UserInfo_TelegramCall, action: {
                            dismissAction()
                            requestCallImpl()
                        }),
                        ActionSheetButtonItem(title: presentationData.strings.UserInfo_PhoneCall, action: {
                            dismissAction()
                            account.telegramApplicationContext.applicationBindings.openUrl("tel:\(formatPhoneNumber(number).replacingOccurrences(of: " ", with: ""))")
                        }),
                    ]),
                    ActionSheetItemGroup(items: [ActionSheetButtonItem(title: presentationData.strings.Common_Cancel, action: { dismissAction() })])
                    ])
                presentControllerImpl?(controller, ViewControllerPresentationArguments(presentationAnimation: .modalSheet))
            } else {
                account.telegramApplicationContext.applicationBindings.openUrl("tel:\(formatPhoneNumber(number).replacingOccurrences(of: " ", with: ""))")
            }
        })
    }, displayAboutContextMenu: { text in
        displayAboutContextMenuImpl?(text)
    }, openEncryptionKey: { fingerprint in
        let _ = (account.postbox.transaction { transaction -> Peer? in
            if let peer = transaction.getPeer(peerId) as? TelegramSecretChat {
                if let userPeer = transaction.getPeer(peer.regularPeerId) {
                    return userPeer
                }
            }
            return nil
        } |> deliverOnMainQueue).start(next: { peer in
            if let peer = peer {
                pushControllerImpl?(SecretChatKeyController(account: account, fingerprint: fingerprint, peer: peer))
            }
        })
    }, addBotToGroup: {
        botAddToGroupImpl?()
    }, botSettings: {
        let _ = (account.postbox.loadedPeerWithId(peerId)
        |> deliverOnMainQueue).start(next: { peer in
            let _ = enqueueMessages(account: account, peerId: peer.id, messages: [.message(text: "/settings", attributes: [], mediaReference: nil, replyToMessageId: nil, localGroupingKey: nil)]).start()
            openChatImpl?()
        })
    }, botHelp: {
        let _ = (account.postbox.loadedPeerWithId(peerId)
        |> deliverOnMainQueue).start(next: { peer in
            let _ = enqueueMessages(account: account, peerId: peer.id, messages: [.message(text: "/help", attributes: [], mediaReference: nil, replyToMessageId: nil, localGroupingKey: nil)]).start()
            openChatImpl?()
        })
    }, botPrivacy: {
        let _ = (account.postbox.loadedPeerWithId(peerId)
            |> deliverOnMainQueue).start(next: { peer in
                let _ = enqueueMessages(account: account, peerId: peer.id, messages: [.message(text: "/privacy", attributes: [], mediaReference: nil, replyToMessageId: nil, localGroupingKey: nil)]).start()
                openChatImpl?()
            })
    }, report: {
        presentControllerImpl?(peerReportOptionsController(account: account, subject: .peer(peerId), present: { c, a in
            presentControllerImpl?(c, a)
        }), nil)
    })
        
    let deviceContacts: Signal<[(DeviceContactStableId, DeviceContactBasicData)], NoError> = peerView.get()
    |> map { peerView -> String in
        if let peer = peerView.peers[peerId] as? TelegramUser {
            return peer.phone ?? ""
        }
        return ""
    }
    |> distinctUntilChanged
    |> mapToSignal { number -> Signal<[(DeviceContactStableId, DeviceContactBasicData)], NoError> in
        if number.isEmpty {
            return .single([])
        } else {
            return account.telegramApplicationContext.contactDataManager.basicDataForNormalizedPhoneNumber(DeviceContactNormalizedPhoneNumber(rawValue: formatPhoneNumber(number)))
        }
    }
    
    let globalNotificationsKey: PostboxViewKey = .preferences(keys: Set<ValueBoxKey>([PreferencesKeys.globalNotifications]))
    let signal = combineLatest((account.applicationContext as! TelegramApplicationContext).presentationData, statePromise.get(), peerView.get(), deviceContacts, account.postbox.combinedView(keys: [.peerChatState(peerId: peerId), globalNotificationsKey]))
        |> map { presentationData, state, view, deviceContacts, combinedView -> (ItemListControllerState, (ItemListNodeState<UserInfoEntry>, UserInfoEntry.ItemGenerationArguments)) in
            let peer = peerViewMainPeer(view)
            
            var globalNotificationSettings: GlobalNotificationSettings = .defaultSettings
            if let preferencesView = combinedView.views[globalNotificationsKey] as? PreferencesView {
                if let settings = preferencesView.values[PreferencesKeys.globalNotifications] as? GlobalNotificationSettings {
                    globalNotificationSettings = settings
                }
            }
            
            if let peer = peer {
                let _ = cachedAvatarEntries.modify { value in
                    if value != nil {
                        return value
                    } else {
                        let promise = Promise<[AvatarGalleryEntry]>()
                        promise.set(fetchedAvatarGalleryEntries(account: account, peer: peer))
                        return promise
                    }
                }
            }
            var leftNavigationButton: ItemListNavigationButton?
            let rightNavigationButton: ItemListNavigationButton
            if let editingState = state.editingState {
                leftNavigationButton = ItemListNavigationButton(content: .text(presentationData.strings.Common_Cancel), style: .regular, enabled: true, action: {
                    updateState {
                        $0.withUpdatedEditingState(nil)
                    }
                })
                
                var doneEnabled = true
                if let editingName = editingState.editingName, editingName.isEmpty {
                    doneEnabled = false
                }
                
                if state.savingData {
                    rightNavigationButton = ItemListNavigationButton(content: .none, style: .activity, enabled: doneEnabled, action: {})
                } else {
                    rightNavigationButton = ItemListNavigationButton(content: .text(presentationData.strings.Common_Done), style: .bold, enabled: doneEnabled, action: {
                        var updateName: ItemListAvatarAndNameInfoItemName?
                        updateState { state in
                            if let editingState = state.editingState, let editingName = editingState.editingName {
                                if let user = peer {
                                    if ItemListAvatarAndNameInfoItemName(user) != editingName {
                                        updateName = editingName
                                    }
                                }
                            }
                            if updateName != nil {
                                return state.withUpdatedSavingData(true)
                            } else {
                                return state.withUpdatedEditingState(nil)
                            }
                        }
                        
                        if let updateName = updateName, case let .personName(firstName, lastName) = updateName {
                            updatePeerNameDisposable.set((updateContactName(account: account, peerId: peerId, firstName: firstName, lastName: lastName)
                            |> deliverOnMainQueue).start(error: { _ in
                                updateState { state in
                                    return state.withUpdatedSavingData(false)
                                }
                            }, completed: {
                                updateState { state in
                                    return state.withUpdatedSavingData(false).withUpdatedEditingState(nil)
                                }
                                
                                let _ = (getUserPeer(postbox: account.postbox, peerId: peerId)
                                |> mapToSignal { peer -> Signal<Void, NoError> in
                                    guard let peer = peer as? TelegramUser, let phone = peer.phone, !phone.isEmpty else {
                                        return .complete()
                                    }
                                    return account.telegramApplicationContext.contactDataManager.basicDataForNormalizedPhoneNumber(DeviceContactNormalizedPhoneNumber(rawValue: formatPhoneNumber(phone)))
                                    |> take(1)
                                    |> mapToSignal { records -> Signal<Void, NoError> in
                                        var signals: [Signal<DeviceContactExtendedData?, NoError>] = []
                                        for (id, basicData) in records {
                                            signals.append(account.telegramApplicationContext.contactDataManager.appendContactData(DeviceContactExtendedData(basicData: DeviceContactBasicData(firstName: firstName, lastName: lastName, phoneNumbers: basicData.phoneNumbers), middleName: "", prefix: "", suffix: "", organization: "", jobTitle: "", department: "", emailAddresses: [], urls: [], addresses: [], birthdayDate: nil, socialProfiles: [], instantMessagingProfiles: []), to: id))
                                        }
                                        return combineLatest(signals)
                                        |> mapToSignal { _ -> Signal<Void, NoError> in
                                            return .complete()
                                        }
                                    }
                                }).start()
                            }))
                        }
                    })
                }
            } else {
                rightNavigationButton = ItemListNavigationButton(content: .text(presentationData.strings.Common_Edit), style: .regular, enabled: true, action: {
                    if let user = peer {
                        updateState { state in
                            return state.withUpdatedEditingState(UserInfoEditingState(editingName: ItemListAvatarAndNameInfoItemName(user)))
                        }
                    }
                })
            }
            
            let controllerState = ItemListControllerState(theme: presentationData.theme, title: .text(presentationData.strings.UserInfo_Title), leftNavigationButton: leftNavigationButton, rightNavigationButton: rightNavigationButton, backNavigationButton: nil)
            let listState = ItemListNodeState(entries: userInfoEntries(account: account, presentationData: presentationData, view: view, deviceContacts: deviceContacts, state: state, peerChatState: (combinedView.views[.peerChatState(peerId: peerId)] as? PeerChatStateView)?.chatState, globalNotificationSettings: globalNotificationSettings), style: .plain)
            
            return (controllerState, (listState, arguments))
        } |> afterDisposed {
            actionsDisposable.dispose()
        }
    
    let controller = ItemListController(account: account, state: signal)
    
    pushControllerImpl = { [weak controller] value in
        (controller?.navigationController as? NavigationController)?.pushViewController(value)
    }
    presentControllerImpl = { [weak controller] value, presentationArguments in
        controller?.present(value, in: .window(.root), with: presentationArguments)
    }
    dismissInputImpl = { [weak controller] in
        controller?.view.endEditing(true)
    }
    openChatImpl = { [weak controller] in
        if let navigationController = (controller?.navigationController as? NavigationController) {
            navigateToChatController(navigationController: navigationController, account: account, chatLocation: .peer(peerId))
        }
    }
    shareContactImpl = { [weak controller] in
        let _ = (getUserPeer(postbox: account.postbox, peerId: peerId)
        |> deliverOnMainQueue).start(next: { peer in
            if let peer = peer as? TelegramUser, let phone = peer.phone {
                let selectionController = PeerSelectionController(account: account)
                selectionController.peerSelected = { [weak selectionController] peerId in
                    let _ = (enqueueMessages(account: account, peerId: peerId, messages: [.message(text: "", attributes: [], mediaReference: .standalone(media: TelegramMediaContact(firstName: peer.firstName ?? "", lastName: peer.lastName ?? "", phoneNumber: phone, peerId: peer.id, vCardData: nil)), replyToMessageId: nil, localGroupingKey: nil)]) |> deliverOnMainQueue).start(completed: {
                        if let controller = controller {
                            let ready = ValuePromise<Bool>()
                            let _ = (ready.get() |> take(1) |> deliverOnMainQueue).start(next: { _ in
                                selectionController?.dismiss()
                            })
                            (controller.navigationController as? NavigationController)?.replaceTopController(ChatController(account: account, chatLocation: .peer(peerId)), animated: false, ready: ready)
                        }
                    })
                }
                controller?.present(selectionController, in: .window(.root))
            }
        })
    }
    startSecretChatImpl = { [weak controller] in
        let _ = (account.postbox.transaction { transaction -> PeerId? in
            let filteredPeerIds = Array(transaction.getAssociatedPeerIds(peerId)).filter { $0.namespace == Namespaces.Peer.SecretChat }
            var activeIndices: [ChatListIndex] = []
            for associatedId in filteredPeerIds {
                if let state = (transaction.getPeer(associatedId) as? TelegramSecretChat)?.embeddedState {
                    switch state {
                        case .active, .handshake:
                            if let (_, index) = transaction.getPeerChatListIndex(associatedId) {
                                activeIndices.append(index)
                            }
                        default:
                            break
                    }
                }
            }
            activeIndices.sort()
            if let index = activeIndices.last {
                return index.messageIndex.id.peerId
            } else {
                return nil
            }
        } |> deliverOnMainQueue).start(next: { currentPeerId in
            if let currentPeerId = currentPeerId {
                if let navigationController = (controller?.navigationController as? NavigationController) {
                    navigateToChatController(navigationController: navigationController, account: account, chatLocation: .peer(currentPeerId))
                }
            } else {
                createSecretChatDisposable.set((createSecretChat(account: account, peerId: peerId) |> deliverOnMainQueue).start(next: { peerId in
                    if let navigationController = (controller?.navigationController as? NavigationController) {
                        navigateToChatController(navigationController: navigationController, account: account, chatLocation: .peer(peerId))
                    }
                }, error: { _ in
                    if let controller = controller {
                        let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
                        controller.present(standardTextAlertController(theme: AlertControllerTheme(presentationTheme: presentationData.theme), title: nil, text: presentationData.strings.Login_UnknownError, actions: [TextAlertAction(type: .defaultAction, title: presentationData.strings.Common_OK, action: {})]), in: .window(.root))
                    }
                }))
            }
        })
    }
    botAddToGroupImpl = { [weak controller] in
        guard let controller = controller else {
            return
        }
        openResolvedUrl(.groupBotStart(peerId: peerId, payload: ""), account: account, navigationController: controller.navigationController as? NavigationController, openPeer: { id, navigation in
            
        }, present: { c, a in
            presentControllerImpl?(c, a)
        }, dismissInput: {
            dismissInputImpl?()
        })
    }
    avatarGalleryTransitionArguments = { [weak controller] entry in
        if let controller = controller {
            var result: ((ASDisplayNode, () -> UIView?), CGRect)?
            controller.forEachItemNode { itemNode in
                if let itemNode = itemNode as? ItemListAvatarAndNameInfoItemNode {
                    result = itemNode.avatarTransitionNode()
                }
            }
            if let (node, _) = result {
                return GalleryTransitionArguments(transitionNode: node, addToTransitionSurface: { _ in
                })
            }
        }
        return nil
    }
    updateHiddenAvatarImpl = { [weak controller] in
        if let controller = controller {
            controller.forEachItemNode { itemNode in
                if let itemNode = itemNode as? ItemListAvatarAndNameInfoItemNode {
                    itemNode.updateAvatarHidden()
                }
            }
        }
    }
    displayAboutContextMenuImpl = { [weak controller] text in
        if let strongController = controller {
            let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
            var resultItemNode: ListViewItemNode?
            let _ = strongController.frameForItemNode({ itemNode in
                if let itemNode = itemNode as? ItemListTextWithLabelItemNode {
                    if let tag = itemNode.tag as? UserInfoEntryTag {
                        if tag == .about {
                            resultItemNode = itemNode
                            return true
                        }
                    }
                }
                return false
            })
            if let resultItemNode = resultItemNode {
                let contextMenuController = ContextMenuController(actions: [ContextMenuAction(content: .text(presentationData.strings.Conversation_ContextMenuCopy), action: {
                    UIPasteboard.general.string = text
                })])
                strongController.present(contextMenuController, in: .window(.root), with: ContextMenuControllerPresentationArguments(sourceNodeAndRect: { [weak resultItemNode] in
                    if let strongController = controller, let resultItemNode = resultItemNode {
                        return (resultItemNode, resultItemNode.contentBounds.insetBy(dx: 0.0, dy: -2.0), strongController.displayNode, strongController.view.bounds)
                    } else {
                        return nil
                    }
                }))
                
            }
        }
    }
    
    displayCopyContextMenuImpl = { [weak controller] tag, value in
        if let strongController = controller {
            let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
            var resultItemNode: ListViewItemNode?
            let _ = strongController.frameForItemNode({ itemNode in
                if let itemNode = itemNode as? ItemListTextWithLabelItemNode {
                    if let itemTag = itemNode.tag as? UserInfoEntryTag {
                        if itemTag == tag && itemNode.item?.text == value {
                            resultItemNode = itemNode
                            return true
                        }
                    }
                }
                return false
            })
            if let resultItemNode = resultItemNode {
                let contextMenuController = ContextMenuController(actions: [ContextMenuAction(content: .text(presentationData.strings.Conversation_ContextMenuCopy), action: {
                    UIPasteboard.general.string = value
                })])
                strongController.present(contextMenuController, in: .window(.root), with: ContextMenuControllerPresentationArguments(sourceNodeAndRect: { [weak resultItemNode] in
                    if let strongController = controller, let resultItemNode = resultItemNode {
                        return (resultItemNode, resultItemNode.contentBounds.insetBy(dx: 0.0, dy: -2.0), strongController.displayNode, strongController.view.bounds)
                    } else {
                        return nil
                    }
                }))
            }
        }
    }
    
    controller.didAppear = { [weak controller] in
        guard let controller = controller else {
            return
        }
        
        var resultItemNode: ItemListAvatarAndNameInfoItemNode?
        let _ = controller.frameForItemNode({ itemNode in
            if let itemNode = itemNode as? ItemListAvatarAndNameInfoItemNode {
                resultItemNode = itemNode
                return true
            }
            return false
        })
        if let resultItemNode = resultItemNode, let callButtonFrame = resultItemNode.callButtonFrame {
            let _ = (ApplicationSpecificNotice.getProfileCallTips(postbox: account.postbox)
            |> deliverOnMainQueue).start(next: { [weak controller] counter in
                guard let controller = controller else {
                    return
                }
                
                var displayTip = false
                if counter == 0 {
                    displayTip = true
                } else if counter < 3 && arc4random_uniform(4) == 1 {
                    displayTip = true
                }
                if !displayTip {
                    return
                }
                let _ = ApplicationSpecificNotice.incrementProfileCallTips(postbox: account.postbox).start()
            
                let presentationData = account.telegramApplicationContext.currentPresentationData.with { $0 }
                let text: String = presentationData.strings.UserInfo_TapToCall
                
                let tooltipController = TooltipController(text: text, dismissByTapOutside: true)
                tooltipController.dismissed = {
                }
                controller.present(tooltipController, in: .window(.root), with: TooltipControllerPresentationArguments(sourceNodeAndRect: { [weak resultItemNode] in
                    if let resultItemNode = resultItemNode {
                        return (resultItemNode, callButtonFrame)
                    }
                    return nil
                }))
            })
        }
    }
    
    controller.navigationItem.backBarButtonItem = UIBarButtonItem(title: account.telegramApplicationContext.currentPresentationData.with{ $0 }.strings.Common_Back, style: .plain, target: nil, action: nil)
    
    return controller
}