#import "TGForwardTargetController.h"

#import "TGDialogListController.h"
#import "TGTelegraphDialogListCompanion.h"
#import "TGContactsController.h"

#import "TGInterfaceManager.h"
#import "TGInterfaceAssets.h"

#import "TGDatabase.h"

#import "TGFont.h"
#import "TGImageUtils.h"
#import "TGBackdropView.h"

#import "TGAlertView.h"

#import "TGAppDelegate.h"

@interface TGForwardContactsController : TGContactsController

@property (nonatomic, strong) ASHandle *watcher;

@end

@implementation TGForwardContactsController

@synthesize watcher = _watcher;

- (void)singleUserSelected:(TGUser *)user
{
    [_watcher requestAction:@"userSelected" options:[NSDictionary dictionaryWithObjectsAndKeys:user, @"user", nil]];
}

@end

#pragma mark -

@interface TGForwardTargetController () <UIAlertViewDelegate>
{
    NSString *_confirmationCustomFormat;
    bool _targetMode;
    bool _privacyMode;
    bool _groupMode;
}

@property (nonatomic) bool blockMode;

@property (nonatomic, strong) UIView *toolbarContainerView;
@property (nonatomic, strong) UISegmentedControl *segmentedControl;

@property (nonatomic, strong) TGDialogListController *dialogListController;
@property (nonatomic, strong) TGTelegraphDialogListCompanion *dialogListCompanion;
@property (nonatomic, strong) TGForwardContactsController *contactsController;

@property (nonatomic, strong) TGViewController *currentViewController;

@property (nonatomic, strong) id selectedTarget;

@property (nonatomic, strong) NSArray *forwardMessages;
@property (nonatomic, strong) NSDictionary *shareLink;
@property (nonatomic, strong) NSArray *sendMessages;
@property (nonatomic, strong) NSURL *documentFileUrl;
@property (nonatomic, strong) NSArray *documentFileDescs;

@property (nonatomic, strong) UIAlertView *currentAlert;

@end

@implementation TGForwardTargetController

- (id)initWithForwardMessages:(NSArray *)forwardMessages sendMessages:(NSArray *)sendMessages shareLink:(NSDictionary *)shareLink showSecretChats:(bool)showSecretChats
{
    self = [super init];
    if (self)
    {
        _actionHandle = [[ASHandle alloc] initWithDelegate:self releaseOnMainThread:true];
        
        _confirmationDefaultPersonFormat = TGLocalized(@"Conversation.ForwardToPersonFormat");
        _confirmationDefaultGroupFormat = TGLocalized(@"Conversation.ForwardToGroupFormat");
        
        _dialogListCompanion = [[TGTelegraphDialogListCompanion alloc] init];
        _dialogListCompanion.forwardMode = true;
        _dialogListCompanion.showSecretInForwardMode = showSecretChats;
        _dialogListCompanion.conversatioSelectedWatcher = _actionHandle;
        _dialogListController = [[TGDialogListController alloc] initWithCompanion:_dialogListCompanion];
        _dialogListController.customParentViewController = self;
        _dialogListController.doNotHideSearchAutomatically = true;
        [ActionStageInstance() requestActor:[NSString stringWithFormat:@"/tg/dialoglist/(%d)", INT_MAX] options:[NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:25], @"limit", [NSNumber numberWithInt:INT_MAX], @"date", nil] watcher:_dialogListCompanion];
        
        _contactsController = [[TGForwardContactsController alloc] initWithContactsMode:TGContactsModeRegistered | TGContactsModeClearSelectionImmediately];
        _contactsController.watcher = _actionHandle;
        _contactsController.customParentViewController = self;
        
        _forwardMessages = forwardMessages;
        _sendMessages = sendMessages;
        _shareLink = shareLink;
    }
    return self;
}

- (id)initWithSelectBlockTarget
{
    self = [super init];
    if (self)
    {
        _actionHandle = [[ASHandle alloc] initWithDelegate:self releaseOnMainThread:true];
        
        _dialogListCompanion = [[TGTelegraphDialogListCompanion alloc] init];
        _dialogListCompanion.forwardMode = true;
        _dialogListCompanion.conversatioSelectedWatcher = _actionHandle;
        _dialogListController = [[TGDialogListController alloc] initWithCompanion:_dialogListCompanion];
        _dialogListController.customParentViewController = self;
        _dialogListController.doNotHideSearchAutomatically = true;
        [ActionStageInstance() requestActor:[NSString stringWithFormat:@"/tg/dialoglist/(%d)", INT_MAX] options:[NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:25], @"limit", [NSNumber numberWithInt:INT_MAX], @"date", nil] watcher:_dialogListCompanion];
        
        _contactsController = [[TGForwardContactsController alloc] initWithContactsMode:TGContactsModeRegistered | TGContactsModeClearSelectionImmediately];
        _contactsController.watcher = _actionHandle;
        _contactsController.customParentViewController = self;
        
        _confirmationDefaultPersonFormat = _confirmationDefaultGroupFormat = TGLocalized(@"BlockedUsers.BlockFormat");
        _controllerTitle = TGLocalized(@"BlockedUsers.BlockTitle");
        _blockMode = true;
    }
    return self;
}

- (id)initWithSelectPrivacyTarget:(NSString *)title placeholder:(NSString *)placeholder
{
    self = [super init];
    if (self)
    {
        _actionHandle = [[ASHandle alloc] initWithDelegate:self releaseOnMainThread:true];
        
        _dialogListCompanion = [[TGTelegraphDialogListCompanion alloc] init];
        _dialogListCompanion.privacyMode = true;
        _dialogListCompanion.conversatioSelectedWatcher = _actionHandle;
        _dialogListController = [[TGDialogListController alloc] initWithCompanion:_dialogListCompanion];
        _dialogListController.customParentViewController = self;
        _dialogListController.doNotHideSearchAutomatically = true;
        [ActionStageInstance() requestActor:[NSString stringWithFormat:@"/tg/dialoglist/(%d)", INT_MAX] options:[NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:25], @"limit", [NSNumber numberWithInt:INT_MAX], @"date", nil] watcher:_dialogListCompanion];
        
        _contactsController = [[TGForwardContactsController alloc] initWithContactsMode:TGContactsModeRegistered | TGContactsModeClearSelectionImmediately | TGContactsModeCompose];
        _contactsController.watcher = _actionHandle;
        _contactsController.customParentViewController = self;
        _contactsController.composePlaceholder = placeholder;
        
        _controllerTitle = title;
        _privacyMode = true;
    }
    return self;
}

- (id)initWithSelectTarget
{
    self = [super init];
    if (self)
    {
        _actionHandle = [[ASHandle alloc] initWithDelegate:self releaseOnMainThread:true];
        
        _dialogListCompanion = [[TGTelegraphDialogListCompanion alloc] init];
        _dialogListCompanion.forwardMode = true;
        _dialogListCompanion.conversatioSelectedWatcher = _actionHandle;
        _dialogListController = [[TGDialogListController alloc] initWithCompanion:_dialogListCompanion];
        _dialogListController.customParentViewController = self;
        _dialogListController.doNotHideSearchAutomatically = true;
        [ActionStageInstance() requestActor:[NSString stringWithFormat:@"/tg/dialoglist/(%d)", INT_MAX] options:[NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:25], @"limit", [NSNumber numberWithInt:INT_MAX], @"date", nil] watcher:_dialogListCompanion];
        
        _contactsController = [[TGForwardContactsController alloc] initWithContactsMode:TGContactsModeRegistered | TGContactsModeClearSelectionImmediately];
        _contactsController.watcher = _actionHandle;
        _contactsController.customParentViewController = self;
        
        _controllerTitle = TGLocalized(@"BroadcastListInfo.AddRecipient");
        _targetMode = true;
    }
    return self;
}

- (id)initWithSelectGroup
{
    self = [super init];
    if (self)
    {
        _actionHandle = [[ASHandle alloc] initWithDelegate:self releaseOnMainThread:true];
        _groupMode = true;
        
        _dialogListCompanion = [[TGTelegraphDialogListCompanion alloc] init];
        _dialogListCompanion.forwardMode = true;
        _dialogListCompanion.showGroupsOnly = true;
        _dialogListCompanion.botStartMode = true;
        _dialogListCompanion.conversatioSelectedWatcher = _actionHandle;
        _dialogListController = [[TGDialogListController alloc] initWithCompanion:_dialogListCompanion];
        _dialogListController.customParentViewController = self;
        _dialogListController.doNotHideSearchAutomatically = true;
        [ActionStageInstance() requestActor:[NSString stringWithFormat:@"/tg/dialoglist/(%d)", INT_MAX] options:[NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:25], @"limit", [NSNumber numberWithInt:INT_MAX], @"date", nil] watcher:_dialogListCompanion];
        
        _controllerTitle = TGLocalized(@"Target.SelectGroup");
        
        _confirmationDefaultPersonFormat = _confirmationDefaultGroupFormat = TGLocalized(@"Target.InviteToGroupConfirmation");
    }
    return self;
}

- (id)initWithDocumentFile:(NSURL *)fileUrl size:(int)size
{
    self = [super init];
    if (self != nil)
    {
        NSString *genericFormat = TGLocalized(@"Document.TargetConfirmationFormat");
        NSRange range = [genericFormat rangeOfString:@"{size}"];
        if (range.location != 0)
        {
            NSString *sizeString = nil;
            
            if (size < 1024)
                sizeString = [[NSString alloc] initWithFormat:@"%dB", size];
            else if (size < 1024 * 1024)
                sizeString = [[NSString alloc] initWithFormat:@"%dKB", size / 1024];
            else
                sizeString = [[NSString alloc] initWithFormat:@"%.2fMB", size / (1024.0f * 1024.0f)];
            
            genericFormat = [genericFormat stringByReplacingCharactersInRange:range withString:sizeString];
            
            NSRange targetRange = [genericFormat rangeOfString:@"{target}"];
            if (targetRange.location != NSNotFound)
                genericFormat = [genericFormat stringByReplacingCharactersInRange:targetRange withString:@"%@"];
            
            _confirmationCustomFormat = genericFormat;
        }
        
        _actionHandle = [[ASHandle alloc] initWithDelegate:self releaseOnMainThread:true];
        
        _confirmationDefaultPersonFormat = TGLocalized(@"Conversation.ForwardToPersonFormat");
        _confirmationDefaultGroupFormat = TGLocalized(@"Conversation.ForwardToGroupFormat");
        
        _dialogListCompanion = [[TGTelegraphDialogListCompanion alloc] init];
        _dialogListCompanion.forwardMode = true;
        _dialogListCompanion.showSecretInForwardMode = true;
        _dialogListCompanion.conversatioSelectedWatcher = _actionHandle;
        _dialogListController = [[TGDialogListController alloc] initWithCompanion:_dialogListCompanion];
        _dialogListController.customParentViewController = self;
        _dialogListController.doNotHideSearchAutomatically = true;
        [ActionStageInstance() requestActor:[NSString stringWithFormat:@"/tg/dialoglist/(%d)", INT_MAX] options:[NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:25], @"limit", [NSNumber numberWithInt:INT_MAX], @"date", nil] watcher:_dialogListCompanion];
        
        _contactsController = [[TGForwardContactsController alloc] initWithContactsMode:TGContactsModeRegistered | TGContactsModeClearSelectionImmediately];
        _contactsController.watcher = _actionHandle;
        _contactsController.customParentViewController = self;
        
        _documentFileUrl = fileUrl;
    }
    return self;
}

- (NSString *)stringForMultipleFilesConfirmation:(NSUInteger)count
{
    NSString *formatString = TGLocalized(@"Forward.ConfirmMultipleFiles_any");
    if (count == 1)
        formatString = TGLocalized(@"Forward.ConfirmMultipleFiles_1");
    else if (count == 2)
        formatString = TGLocalized(@"Forward.ConfirmMultipleFiles_2");
    else if (count >= 3 && count <= 10)
        formatString = TGLocalized(@"Forward.ConfirmMultipleFiles_3_10");
    
    return [[NSString alloc] initWithFormat:formatString, [[NSString alloc] initWithFormat:@"%d", (int)count]];
}

- (id)initWithDocumentFiles:(NSArray *)fileDescs
{
    self = [super init];
    if (self != nil)
    {
        NSString *genericFormat = [self stringForMultipleFilesConfirmation:fileDescs.count];
            
        NSRange targetRange = [genericFormat rangeOfString:@"{target}"];
        if (targetRange.location != NSNotFound)
            genericFormat = [genericFormat stringByReplacingCharactersInRange:targetRange withString:@"%@"];
            
        _confirmationCustomFormat = genericFormat;
        
        _actionHandle = [[ASHandle alloc] initWithDelegate:self releaseOnMainThread:true];
        
        _confirmationDefaultPersonFormat = TGLocalized(@"Conversation.ForwardToPersonFormat");
        _confirmationDefaultGroupFormat = TGLocalized(@"Conversation.ForwardToGroupFormat");
        
        _dialogListCompanion = [[TGTelegraphDialogListCompanion alloc] init];
        _dialogListCompanion.forwardMode = true;
        _dialogListCompanion.showSecretInForwardMode = true;
        _dialogListCompanion.conversatioSelectedWatcher = _actionHandle;
        _dialogListController = [[TGDialogListController alloc] initWithCompanion:_dialogListCompanion];
        _dialogListController.customParentViewController = self;
        _dialogListController.doNotHideSearchAutomatically = true;
        [ActionStageInstance() requestActor:[NSString stringWithFormat:@"/tg/dialoglist/(%d)", INT_MAX] options:[NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:25], @"limit", [NSNumber numberWithInt:INT_MAX], @"date", nil] watcher:_dialogListCompanion];
        
        _contactsController = [[TGForwardContactsController alloc] initWithContactsMode:TGContactsModeRegistered | TGContactsModeClearSelectionImmediately];
        _contactsController.watcher = _actionHandle;
        _contactsController.customParentViewController = self;
        
        _documentFileDescs = fileDescs;
    }
    return self;
}

- (void)dealloc
{
    [self doUnloadView];
    
    _currentAlert.delegate = nil;
    
    _dialogListController.customParentViewController = nil;
    _contactsController.customParentViewController = nil;
    
    [_actionHandle reset];
    [ActionStageInstance() removeWatcher:self];
}

- (UIBarStyle)requiredNavigationBarStyle
{
    if (_currentViewController != nil && [_currentViewController conformsToProtocol:@protocol(TGViewControllerNavigationBarAppearance) ] && [_currentViewController respondsToSelector:@selector(requiredNavigationBarStyle)])
        return [(id<TGViewControllerNavigationBarAppearance>)_currentViewController requiredNavigationBarStyle];
    return UIBarStyleDefault;
}

- (bool)navigationBarShouldBeHidden
{
    if (_currentViewController != nil && [_currentViewController conformsToProtocol:@protocol(TGViewControllerNavigationBarAppearance) ] && [_currentViewController respondsToSelector:@selector(navigationBarShouldBeHidden)])
        return [(id<TGViewControllerNavigationBarAppearance>)_currentViewController navigationBarShouldBeHidden];
    return false;
}

- (bool)shouldBeRemovedFromNavigationAfterHiding
{
    return true;
}

- (void)loadView
{
    [super loadView];
    
    self.titleText = _controllerTitle != nil ? _controllerTitle : TGLocalized(@"Conversation.ForwardTitle");
    
    self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:TGLocalized(@"Common.Cancel") style:UIBarButtonItemStylePlain target:self action:@selector(doneButtonPressed)];
    
    if (_contactsController != nil)
    {
        _toolbarContainerView = [[UIView alloc] initWithFrame:CGRectMake(0, self.view.frame.size.height - 44, self.view.frame.size.width, 44)];
        _toolbarContainerView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin;

        if (TGBackdropEnabled())
        {
            UIView *backgroundView = [[UIToolbar alloc] initWithFrame:_toolbarContainerView.bounds];
            backgroundView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
            [_toolbarContainerView addSubview:backgroundView];
        }
        else
        {
            UIView *backgroundView = [TGBackdropView viewWithLightNavigationBarStyle];
            backgroundView.frame = _toolbarContainerView.bounds;
            backgroundView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
            [_toolbarContainerView addSubview:backgroundView];
            
            UIView *stripeView = [[UIView alloc] init];
            stripeView.frame = CGRectMake(0.0f, 0.0f, _toolbarContainerView.frame.size.width, TGIsRetina() ? 0.5f : 1.0f);
            stripeView.backgroundColor = UIColorRGB(0xb2b2b2);
            stripeView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
            [_toolbarContainerView addSubview:stripeView];
        }
        
        _segmentedControl = [[UISegmentedControl alloc] initWithItems:@[TGLocalized(@"DialogList.TabTitle"), TGLocalized(@"Contacts.TabTitle")]];
        
        [_segmentedControl setBackgroundImage:[UIImage imageNamed:@"ModernSegmentedControlBackground.png"] forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
        [_segmentedControl setBackgroundImage:[UIImage imageNamed:@"ModernSegmentedControlSelected.png"] forState:UIControlStateSelected barMetrics:UIBarMetricsDefault];
        [_segmentedControl setBackgroundImage:[UIImage imageNamed:@"ModernSegmentedControlSelected.png"] forState:UIControlStateSelected | UIControlStateHighlighted barMetrics:UIBarMetricsDefault];
        [_segmentedControl setBackgroundImage:[UIImage imageNamed:@"ModernSegmentedControlHighlighted.png"] forState:UIControlStateHighlighted barMetrics:UIBarMetricsDefault];
        UIImage *dividerImage = [UIImage imageNamed:@"ModernSegmentedControlDivider.png"];
        [_segmentedControl setDividerImage:dividerImage forLeftSegmentState:UIControlStateNormal rightSegmentState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
        _segmentedControl.frame = CGRectMake(CGFloor((_toolbarContainerView.frame.size.width - 182.0f) / 2), 8, 182.0f, 29.0f);
        _segmentedControl.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin;
        
        [_segmentedControl setTitleTextAttributes:@{UITextAttributeTextColor: TGAccentColor(), UITextAttributeTextShadowColor: [UIColor clearColor], UITextAttributeFont: TGSystemFontOfSize(13)} forState:UIControlStateNormal];
        [_segmentedControl setTitleTextAttributes:@{UITextAttributeTextColor: [UIColor whiteColor], UITextAttributeTextShadowColor: [UIColor clearColor], UITextAttributeFont: TGSystemFontOfSize(13)} forState:UIControlStateSelected];
        
        [_segmentedControl setSelectedSegmentIndex:0];
        [_segmentedControl addTarget:self action:@selector(segmentedControlChanged) forControlEvents:UIControlEventValueChanged];
        
        [_toolbarContainerView addSubview:_segmentedControl];
        
        if (_privacyMode)
        {
            [self setCurrentViewController:_contactsController];
            [_segmentedControl setSelectedSegmentIndex:1];
        }
        else
            [self setCurrentViewController:_dialogListController];
        
        [self.view addSubview:_toolbarContainerView];
    }
    else
    {
        [self setCurrentViewController:_dialogListController];
    }
}

- (void)viewWillAppear:(BOOL)animated
{
    _toolbarContainerView.frame = CGRectMake(0, self.view.frame.size.height - 44, self.view.frame.size.width, 44);
    _segmentedControl.frame = CGRectMake(CGFloor((_toolbarContainerView.frame.size.width - 182.0f) / 2), 8, 182.0f, 29.0f);
    
    [super viewWillAppear:animated];
}

- (void)viewDidAppear:(BOOL)animated
{
    [super viewDidAppear:animated];
    
    if (iosMajorVersion() < 7)
        [self.view.window makeKeyWindow];
}

- (void)doUnloadView
{
    [self setCurrentViewController:nil];
    
    if (_dialogListController.isViewLoaded)
        _dialogListController.view = nil;
    if (_contactsController.isViewLoaded)
        _contactsController.view = nil;
}

- (void)setCurrentViewController:(TGViewController *)currentViewController
{
    if (_currentViewController != nil)
    {
        [_currentViewController willMoveToParentViewController:nil];
        [_currentViewController.view removeFromSuperview];
        [_currentViewController removeFromParentViewController];
        [_currentViewController didMoveToParentViewController:nil];
    }
    
    _currentViewController = currentViewController;
    
    if (_currentViewController != nil)
    {
        _currentViewController.parentInsets = UIEdgeInsetsMake(0, 0, _toolbarContainerView.frame.size.height, 0);
        
        [_currentViewController willMoveToParentViewController:self];
        [_currentViewController.view setFrame:self.view.bounds];
        [self.view insertSubview:_currentViewController.view atIndex:0];
        [self addChildViewController:_currentViewController];
        [_currentViewController didMoveToParentViewController:self];
    }
    
    if (_privacyMode)
    {
        if (currentViewController == _contactsController)
        {
            [self setRightBarButtonItem:[[UIBarButtonItem alloc] initWithTitle:TGLocalized(@"Common.Done") style:UIBarButtonItemStyleDone target:self action:@selector(donePressed)]];
        }
        else
            [self setRightBarButtonItem:nil];
    }
}

- (void)donePressed
{
    if (_privacyMode)
    {
        [_watcherHandle requestAction:@"multipleUsersSelected" options:_contactsController.selectedComposeUsers];
    }
}

/*- (void)willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation duration:(NSTimeInterval)duration
{
    [super willAnimateRotationToInterfaceOrientation:toInterfaceOrientation duration:duration];
    
    _toolbarContainerView.frame = CGRectMake(0, self.view.frame.size.height - 44, self.view.frame.size.width, 44);
    if (_currentViewController != nil)
    {
        [_currentViewController.view setFrame:CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height - _toolbarContainerView.frame.size.height)];
    }
}*/

#pragma mark -

- (void)doneButtonPressed
{
    [self dismissSelf];
}

- (void)dismissSelf
{
    [self.presentingViewController dismissViewControllerAnimated:true completion:nil];
}

- (UIStatusBarStyle)preferredStatusBarStyle
{
    if (self.childViewControllers.count != 0)
        return [self.childViewControllers[0] preferredStatusBarStyle];
    
    return [super preferredStatusBarStyle];
}

- (void)segmentedControlChanged
{
    int index = (int)_segmentedControl.selectedSegmentIndex;
    
    if (index == 0)
    {
        if (_currentViewController != _dialogListController)
            [self setCurrentViewController:_dialogListController];
    }
    else if (index == 1)
    {
        if (_currentViewController != _contactsController)
            [self setCurrentViewController:_contactsController];
    }
}

#pragma mark -

- (void)actionStageActionRequested:(NSString *)action options:(NSDictionary *)options
{
    if ([action isEqualToString:@"userSelected"])
    {
        TGUser *user = [options objectForKey:@"user"];
        if (user != nil)
        {
            if (_blockMode || _privacyMode)
            {
                [_watcherHandle requestAction:@"blockUser" options:user];
            }
            else
            {
                _selectedTarget = user;
                
                if (_targetMode)
                {
                    [_watcherHandle requestAction:@"userSelected" options:user];
                }
                else
                {
                    if (!_skipConfirmation)
                    {
                        _currentAlert.delegate = nil;
                        
                        NSString *alertText = nil;
                        if (_confirmationCustomFormat != nil)
                            alertText = [[NSString alloc] initWithFormat:_confirmationCustomFormat, user.displayName];
                        else
                            alertText = [NSString stringWithFormat:_confirmationDefaultPersonFormat, user.displayName];
                        
                        _currentAlert = [[TGAlertView alloc] initWithTitle:nil message:alertText delegate:self cancelButtonTitle:TGLocalized(@"Common.No") otherButtonTitles:TGLocalized(@"Common.Yes"), nil];
                        [_currentAlert show];
                    }
                    else
                    {
                        [self confirmAction];
                    }
                }
            }
        }
    }
    else if ([action isEqualToString:@"conversationSelected"])
    {
        TGConversation *conversation = [options objectForKey:@"conversation"];
        if (conversation != nil)
        {
            _selectedTarget = conversation;
            
            if (_targetMode)
            {
                if (conversation.isChat)
                    [_watcherHandle requestAction:@"conversationSelected" options:conversation];
                else
                {
                    TGUser *user = [TGDatabaseInstance() loadUser:(int32_t)conversation.conversationId];
                    if (user != nil)
                        [_watcherHandle requestAction:@"userSelected" options:user];
                }
            }
            else
            {
                if ((conversation.isChat && conversation.conversationId > INT_MIN) || conversation.isChannel)
                {
                    _selectedTarget = conversation;
                    
                    if (!_skipConfirmation)
                    {
                        _currentAlert.delegate = nil;
                        
                        NSString *alertText = nil;
                        if (_privacyMode)
                        {
                            NSString *formatString = TGLocalized(@"PrivacyLastSeenSettings.AddUsers_any");
                            if (conversation.chatParticipants.chatParticipantUids.count == 1)
                                formatString = TGLocalized(@"PrivacyLastSeenSettings.AddUsers_1");
                            else if (conversation.chatParticipants.chatParticipantUids.count == 2)
                                formatString = TGLocalized(@"PrivacyLastSeenSettings.AddUsers_2");
                            else if (conversation.chatParticipants.chatParticipantUids.count >= 3 && conversation.chatParticipants.chatParticipantUids.count <= 10)
                                formatString = TGLocalized(@"PrivacyLastSeenSettings.AddUsers_3_10");
                            
                            alertText = [NSString stringWithFormat:formatString, @(conversation.chatParticipants.chatParticipantUids.count)];
                            
                            _currentAlert = [[TGAlertView alloc] initWithTitle:nil message:alertText delegate:self cancelButtonTitle:TGLocalized(@"Common.No") otherButtonTitles:TGLocalized(@"Common.Yes"), nil];
                            [_currentAlert show];
                        }
                        else
                        {
                            if (_blockMode)
                                alertText = [NSString stringWithFormat:@"%@\"%@\"?", TGLocalized(@"BlockedUsers.LeavePrefix"), conversation.chatTitle];
                            else if (_confirmationCustomFormat != nil)
                                alertText = [[NSString alloc] initWithFormat:_confirmationCustomFormat, conversation.chatTitle];
                            else
                                alertText = [NSString stringWithFormat:_confirmationDefaultGroupFormat, conversation.chatTitle];
                            
                            _currentAlert = [[TGAlertView alloc] initWithTitle:nil message:alertText delegate:self cancelButtonTitle:TGLocalized(@"Common.No") otherButtonTitles:TGLocalized(@"Common.Yes"), nil];
                            [_currentAlert show];
                        }
                    }
                    else
                        [self confirmAction];
                }
                else
                {
                    int uid = 0;
                    
                    if (conversation.isChat)
                    {
                        if (conversation.chatParticipants.chatParticipantUids.count != 0)
                            uid = [conversation.chatParticipants.chatParticipantUids[0] intValue];
                    }
                    else
                        uid = (int)conversation.conversationId;
                    
                    TGUser *user = [TGDatabaseInstance() loadUser:uid];
                    if (user != nil)
                    {
                        if (_blockMode || _privacyMode)
                        {
                            [_watcherHandle requestAction:@"blockUser" options:user];
                        }
                        else
                        {
                            _selectedTarget = conversation.isChat ? conversation : user;
                            
                            if (!_skipConfirmation)
                            {
                                _currentAlert.delegate = nil;
                                
                                NSString *alertText = nil;
                                if (_confirmationCustomFormat != nil)
                                    alertText = [[NSString alloc] initWithFormat:_confirmationCustomFormat, user.displayName];
                                else
                                    alertText = [NSString stringWithFormat:_confirmationDefaultPersonFormat, user.displayName];
                                
                                _currentAlert = [[TGAlertView alloc] initWithTitle:nil message:alertText delegate:self cancelButtonTitle:TGLocalized(@"Common.No") otherButtonTitles:TGLocalized(@"Common.Yes"), nil];
                                [_currentAlert show];
                            }
                            else
                                [self confirmAction];
                        }
                    }
                }
            }
        }
    }
}

- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
{
    if (buttonIndex != alertView.cancelButtonIndex && _selectedTarget != nil)
    {
        if (_blockMode || _privacyMode)
        {
            if ([_selectedTarget isKindOfClass:[TGUser class]])
                [_watcherHandle requestAction:@"blockUser" options:_selectedTarget];
            else if ([_selectedTarget isKindOfClass:[TGConversation class]])
                [_watcherHandle requestAction:@"leaveConversation" options:_selectedTarget];
        }
        else
        {
            [self confirmAction];
        }
    }

    _currentAlert.delegate = nil;
    _currentAlert = nil;
}

- (void)confirmAction
{
    if ([_selectedTarget isKindOfClass:[TGConversation class]])
    {
        TGConversation *conversation = (TGConversation *)_selectedTarget;
        if (conversation.isChannel && !conversation.currentUserCanSendMessages) {
            [[[TGAlertView alloc] initWithTitle:nil message:TGLocalized(@"Forward.ChannelReadOnly") cancelButtonTitle:TGLocalized(@"Common.OK") okButtonTitle:nil completionBlock:nil] show];
            return;
        }
    }
    
    id<ASWatcher> watcher = _watcherHandle.delegate;
    if (watcher != nil && [watcher respondsToSelector:@selector(actionStageActionRequested:options:)])
        [watcher actionStageActionRequested:@"willForwardMessages" options:[[NSDictionary alloc] initWithObjectsAndKeys:self, @"controller", _selectedTarget, @"target", nil]];
    
    if (watcher == nil)
        [self dismissSelf];
 
    if (!_groupMode)
    {
        if (_documentFileDescs != nil)
        {
            if ([_selectedTarget isKindOfClass:[TGUser class]])
            {
                TGUser *user = (TGUser *)_selectedTarget;
                [[TGInterfaceManager instance] navigateToConversationWithId:user.uid conversation:nil performActions:@{@"forwardMessages": [NSArray arrayWithArray:_forwardMessages], @"sendFiles": _documentFileDescs} animated:false];
            }
            else if ([_selectedTarget isKindOfClass:[TGConversation class]])
            {
                TGConversation *conversation = (TGConversation *)_selectedTarget;
                [[TGInterfaceManager instance] navigateToConversationWithId:conversation.conversationId conversation:nil performActions:@{@"forwardMessages": [NSArray arrayWithArray:_forwardMessages], @"sendFiles": _documentFileDescs} animated:false];
            }
        }
        else
        {
            if ([_selectedTarget isKindOfClass:[TGUser class]])
            {
                TGUser *user = (TGUser *)_selectedTarget;
                [[TGInterfaceManager instance] navigateToConversationWithId:user.uid conversation:nil performActions:@{@"forwardMessages": [NSArray arrayWithArray:_forwardMessages], @"sendMessages": [NSArray arrayWithArray:_sendMessages], @"sendFiles": _documentFileUrl == nil ? @[] : @[@{@"url": _documentFileUrl}], @"shareLink": _shareLink == nil ? @{} : _shareLink} animated:false];
            }
            else if ([_selectedTarget isKindOfClass:[TGConversation class]])
            {
                TGConversation *conversation = (TGConversation *)_selectedTarget;
                [[TGInterfaceManager instance] navigateToConversationWithId:conversation.conversationId conversation:nil performActions:@{@"forwardMessages": [NSArray arrayWithArray:_forwardMessages], @"sendMessages": [NSArray arrayWithArray:_sendMessages], @"sendFiles": _documentFileUrl == nil ? @[] : @[@{@"url": _documentFileUrl}], @"shareLink": _shareLink == nil ? @{} : _shareLink} animated:false];
            }
        }
    }
}

- (TGContactsController *)contactsController
{
    return _contactsController;
}

@end