/*

 Credentials input controller

 Copyright 2013 Thincast Technologies GmbH, Author: Martin Fleisz

 This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.

 If a copy of the MPL was not distributed with this file, You can obtain one at

 http://mozilla.org/MPL/2.0/.

 */

#import "CredentialsInputController.h"

#import "RDPSession.h"

#import "Utils.h"

@implementation CredentialsInputController

- (id)initWithNibName:(NSString *)nibNameOrNil

               bundle:(NSBundle *)nibBundleOrNil

              session:(RDPSession *)session

               params:(NSMutableDictionary *)params

{

	self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];

	if (self)

	{

		_session = session;

		_params = params;

		[self setModalPresentationStyle:UIModalPresentationFormSheet];

		// on iphone we have the problem that the buttons are hidden by the keyboard

		// we solve this issue by registering keyboard notification handlers and adjusting the

		// scrollview accordingly

		if (IsPhone())

		{

			[[NSNotificationCenter defaultCenter] addObserver:self

			                                         selector:@selector(keyboardWillShow:)

			                                             name:UIKeyboardWillShowNotification

			                                           object:nil];

			[[NSNotificationCenter defaultCenter] addObserver:self

			                                         selector:@selector(keyboardWillHide:)

			                                             name:UIKeyboardWillHideNotification

			                                           object:nil];

		}

	}

	return self;

}

- (void)viewDidLoad

{

	[super viewDidLoad];

	// set localized strings

	[_lbl_message

	    setText:NSLocalizedString(

	                @"Please provide the missing user information in order to proceed and login.",

	                @"Credentials input view message")];

	[_textfield_username

	    setPlaceholder:NSLocalizedString(@"Username", @"Credentials Input Username hint")];

	[_textfield_password

	    setPlaceholder:NSLocalizedString(@"Password", @"Credentials Input Password hint")];

	[_textfield_domain

	    setPlaceholder:NSLocalizedString(@"Domain", @"Credentials Input Domain hint")];

	[_btn_login setTitle:NSLocalizedString(@"Login", @"Login Button")

	            forState:UIControlStateNormal];

	[_btn_cancel setTitle:NSLocalizedString(@"Cancel", @"Cancel Button")

	             forState:UIControlStateNormal];

	// init scrollview content size

	[_scroll_view setContentSize:[_scroll_view frame].size];

	// set params in the view

	[_textfield_username setText:[_params valueForKey:@"username"]];

	[_textfield_password setText:[_params valueForKey:@"password"]];

	[_textfield_domain setText:[_params valueForKey:@"domain"]];

}

- (void)viewDidUnload

{

	[super viewDidUnload];

}

- (void)viewDidDisappear:(BOOL)animated

{

	[super viewDidDisappear:animated];

	// set signal

	[[_session uiRequestCompleted] signal];

}

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation

{

	return YES;

}

- (void)dealloc

{

	[super dealloc];

	[[NSNotificationCenter defaultCenter] removeObserver:self];

}

#pragma mark -

#pragma mark iOS Keyboard Notification Handlers

- (void)keyboardWillShow:(NSNotification *)notification

{

	CGRect keyboardEndFrame =

	    [[[notification userInfo] objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue];

	CGRect keyboardFrame = [[self view] convertRect:keyboardEndFrame toView:nil];

	[UIView beginAnimations:nil context:NULL];

	[UIView setAnimationCurve:[[[notification userInfo]

	                              objectForKey:UIKeyboardAnimationCurveUserInfoKey] intValue]];

	[UIView

	    setAnimationDuration:[[[notification userInfo]

	                             objectForKey:UIKeyboardAnimationDurationUserInfoKey] doubleValue]];

	CGRect frame = [_scroll_view frame];

	frame.size.height -= keyboardFrame.size.height;

	[_scroll_view setFrame:frame];

	[UIView commitAnimations];

}

- (void)keyboardWillHide:(NSNotification *)notification

{

	CGRect keyboardEndFrame =

	    [[[notification userInfo] objectForKey:UIKeyboardFrameEndUserInfoKey] CGRectValue];

	CGRect keyboardFrame = [[self view] convertRect:keyboardEndFrame toView:nil];

	[UIView beginAnimations:nil context:NULL];

	[UIView setAnimationCurve:[[[notification userInfo]

	                              objectForKey:UIKeyboardAnimationCurveUserInfoKey] intValue]];

	[UIView

	    setAnimationDuration:[[[notification userInfo]

	                             objectForKey:UIKeyboardAnimationDurationUserInfoKey] doubleValue]];

	CGRect frame = [_scroll_view frame];

	frame.size.height += keyboardFrame.size.height;

	[_scroll_view setFrame:frame];

	[UIView commitAnimations];

}

#pragma mark - Action handlers

- (IBAction)loginPressed:(id)sender

{

	// read input back in

	[_params setValue:[_textfield_username text] forKey:@"username"];

	[_params setValue:[_textfield_password text] forKey:@"password"];

	[_params setValue:[_textfield_domain text] forKey:@"domain"];

	[_params setValue:[NSNumber numberWithBool:YES] forKey:@"result"];

	// dismiss controller

	[self dismissModalViewControllerAnimated:YES];

}

- (IBAction)cancelPressed:(id)sender

{

	[_params setValue:[NSNumber numberWithBool:NO] forKey:@"result"];

	// dismiss controller

	[self dismissModalViewControllerAnimated:YES];

}

@end