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// ///////////////////////////////////////////////////////////////////////////////

// Copyright (C) 2010, Frank Blumenberg

//

// See License.txt for complete licensing and attribution information.

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to deal

// in the Software without restriction, including without limitation the rights

// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

// copies of the Software, and to permit persons to whom the Software is

// furnished to do so, subject to the following conditions:

//

// The above copyright notice and this permission notice shall be included in all

// copies or substantial portions of the Software.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

// THE SOFTWARE.

//

// ///////////////////////////////////////////////////////////////////////////////

#import "SettingsSelectionViewController.h"

#import "SettingViewController.h"

#import "MKConnectionController.h"

#import "NSData+MKCommandEncode.h"

#import "NSData+MKPayloadEncode.h"

#import "MKDatatypes.h"

#import "MKDataConstants.h"

#import "InAppSettings.h"

#import "MixerViewController.h"

#import "ChannelsViewController.h"

#import "EngineTestViewController.h"

static NSUInteger kNumberOfPages = 5;

@interface SettingsSelectionViewController (Private)

@end

// ///////////////////////////////////////////////////////////////////////////////

@implementation SettingsSelectionViewController

@synthesize settings=_settings;

// ///////////////////////////////////////////////////////////////////////////////

#pragma mark -

#pragma mark View lifecycle

- (id)init {

  if ((self = [super initWithStyle:UITableViewStyleGrouped])) {

    self.title = NSLocalizedString(@"Settings",@"Settings controller title");

    self.hidesBottomBarWhenPushed=NO;

  }

  return self;

}

- (void)viewDidLoad {

  [super viewDidLoad];

  NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];

  [nc addObserver:self

         selector:@selector(readSettingNotification:)

             name:MKReadSettingNotification

           object:nil];

  [nc addObserver:self

         selector:@selector(changeSettingNotification:)

             name:MKChangeSettingNotification

           object:nil];

  [self.tableView setAllowsSelectionDuringEditing:YES];

}

#pragma mark -

#pragma mark Memory management

- (void)didReceiveMemoryWarning {

  // Releases the view if it doesn't have a superview.

  [super didReceiveMemoryWarning];

  // Relinquish ownership any cached data, images, etc that aren't in use.

}

- (void)viewDidUnload {

  NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];

  [nc removeObserver:self];

  self.settings=nil;

  [_settings release];

}

- (void)dealloc {

  [super dealloc];

  [_settings release];

}

// ////////////////////////////////////////////////////////////////////////////////////////////

#pragma mark -

- (void) viewWillAppear:(BOOL)animated {

  [self.navigationController setToolbarHidden:NO animated:NO];

  [[MKConnectionController sharedMKConnectionController] activateFlightCtrl];

}

- (void) viewDidAppear:(BOOL)animated {

  [self cancelEditActiveSetting:self];

  [self reloadAllSettings];

  UIBarButtonItem* actionButton;

  actionButton =  [[[UIBarButtonItem alloc]

                    initWithTitle:@"Change Active"

                            style:UIBarButtonItemStyleBordered|UIBarButtonItemStyleDone

                            target:self

                            action:@selector(saveActiveSetting:)] autorelease];

        [self setToolbarItems:[NSArray arrayWithObject:actionButton] animated:YES];

  //[actionButton release];

}

// ////////////////////////////////////////////////////////////////////////////////////////////

#pragma mark -

- (IBAction) reloadAllSettings {

  NSMutableArray * settings = [[NSMutableArray alloc] init];

  for (unsigned i = 0; i < kNumberOfPages; i++) {

    [settings addObject:[NSNull null]];

  }

  self.settings = settings;

  [settings release];

  activeSetting=0xFF;

  [self requestSettingForIndex:0xFF];

}

// theIndex 1-5 or 0xFF

- (void) requestSettingForIndex:(NSInteger)theIndex {

  MKConnectionController * cCtrl = [MKConnectionController sharedMKConnectionController];

  uint8_t index = theIndex;

  NSData * data = [NSData dataWithCommand:MKCommandReadSettingsRequest

                               forAddress:MKAddressFC

                         payloadWithBytes:&index

                                   length:1];

  [cCtrl sendRequest:data];

}

- (void) readSettingNotification:(NSNotification *)aNotification {

  NSDictionary* d=[aNotification userInfo];

  NSInteger index = [[d objectForKey:kMKDataKeyIndex] integerValue]-1;

  if (activeSetting==0xFF) {

    activeSetting=index;

  }

  [self.settings replaceObjectAtIndex:index withObject:d];

  for (int i=0; i<kNumberOfPages; i++) {

    if ([self.settings objectAtIndex:i] == [NSNull null]) {

      [self requestSettingForIndex:i+1];

      break;

    }  

  }

  [self.tableView reloadData];

}

//////////////////////////////////////////////////////////////////////////////////////////////

#pragma mark -

#pragma mark Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {

  return self.tableView.editing?1:2;

}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {

  if(section==0)

    return [self.settings count];

  return 3;

}

//////////////////////////////////////////////////////////////////////////////////////////////

- (UITableViewCell *) cellForSetting: (UITableView *) tableView indexPath: (NSIndexPath *) indexPath  {

  static NSString *CellIdentifier = @"SettingsSelectionCell";

  UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];

  if (cell == nil) {

    cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];

  }

  NSUInteger row = [indexPath row];

  NSDictionary* setting=[self.settings objectAtIndex:row];

  if ((NSNull *)setting == [NSNull null]) {

    cell.textLabel.text = [NSString stringWithFormat:NSLocalizedString(@"Setting #%d",@"Setting i"), row];

    UIActivityIndicatorView *activityView =

    [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray];

    [activityView startAnimating];

    [cell setAccessoryView:activityView];

    [activityView release];

  }

  else {

    cell.textLabel.text = [setting objectForKey:kKeyName];

    cell.accessoryView = nil;

    cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;

  }

  int currActiveSetting= self.tableView.editing? newActiveSetting:activeSetting;

  if( row == currActiveSetting ){

    UIImage *image = [UIImage imageNamed:@"star.png"];

    cell.imageView.image = image;

  }

  else {

    cell.imageView.image = nil;

  }

  return cell;

}

//////////////////////////////////////////////////////////////////////////////////////////////

- (UITableViewCell *) cellForExtra: (UITableView *) tableView indexPath: (NSIndexPath *) indexPath  {

  static NSString *CellIdentifier = @"SettingsMixerCell";

  UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];

  if (cell == nil) {

    cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];

  }

  switch (indexPath.row) {

    case 0:

      cell.textLabel.text = NSLocalizedString(@"Mixer",@"Mixer cell");

      break;

    case 1:

      cell.textLabel.text = NSLocalizedString(@"Motor test",@"Motor test cell");

      break;

    case 2:

      cell.textLabel.text = NSLocalizedString(@"Channels",@"Channels cell");

      break;

  }

  cell.accessoryView = nil;

  cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;

  cell.imageView.image = nil;

  return cell;

}

//////////////////////////////////////////////////////////////////////////////////////////////

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {

  if(indexPath.section==0)

    return [self cellForSetting: tableView indexPath: indexPath];

  return [self cellForExtra: tableView indexPath: indexPath];

}

- (UITableViewCellEditingStyle)tableView:(UITableView *)tableView editingStyleForRowAtIndexPath:(NSIndexPath *)indexPath {

  return UITableViewCellEditingStyleNone;

}

- (BOOL)tableView:(UITableView *)tableView shouldIndentWhileEditingRowAtIndexPath:(NSIndexPath *)indexPath

{

  return NO;

}

// Override to support conditional editing of the table view.

- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {

    return indexPath.section==0;

}

/*

// Override to support editing the table view.

- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {

    if (editingStyle == UITableViewCellEditingStyleDelete) {

        // Delete the row from the data source

        [tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:YES];

    }  

    else if (editingStyle == UITableViewCellEditingStyleInsert) {

        // Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view

    }  

}

*/

/*

// Override to support rearranging the table view.

- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath {

}

*/

/*

// Override to support conditional rearranging of the table view.

- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath {

    // Return NO if you do not want the item to be re-orderable.

    return YES;

}

*/

- (void) changeSettingNotification:(NSNotification *)aNotification {

  NSDictionary* d=[aNotification userInfo];

  NSInteger index = [[d objectForKey:kMKDataKeyIndex] integerValue]-1;

  activeSetting=index;

  [self cancelEditActiveSetting:self];

}

- (void)saveActiveSetting:(id)sender

{

  MKConnectionController * cCtrl = [MKConnectionController sharedMKConnectionController];

  uint8_t index = newActiveSetting+1;

  NSData * data = [NSData dataWithCommand:MKCommandChangeSettingsRequest

                               forAddress:MKAddressFC

                         payloadWithBytes:&index

                                   length:1];

  [cCtrl sendRequest:data];

}

- (void)editActiveSetting:(id)sender

{

  [self.navigationController setToolbarHidden:NO animated:YES];

  UIBarButtonItem *cancelButton = [[[UIBarButtonItem alloc]initWithBarButtonSystemItem:UIBarButtonSystemItemCancel

                                                                                target:self

                                                                                action:@selector(cancelEditActiveSetting:)]autorelease];

  [self.navigationItem setRightBarButtonItem:cancelButton animated:NO];

  newActiveSetting = activeSetting;

  [self.tableView setEditing:YES animated:YES];

  [self.tableView deleteSections:[NSIndexSet indexSetWithIndex:1] withRowAnimation:UITableViewRowAnimationFade];

}

- (void)cancelEditActiveSetting:(id)sender

{

  [self.navigationController setToolbarHidden:YES animated:YES];

  UIBarButtonItem *editButton = [[[UIBarButtonItem alloc]initWithBarButtonSystemItem:UIBarButtonSystemItemEdit

                                                                             target:self

                                                                             action:@selector(editActiveSetting:)]autorelease];

  [self.navigationItem setRightBarButtonItem:editButton animated:NO];

  [self.tableView setEditing:NO animated:YES];

  //[self.tableView insertSections:[NSIndexSet indexSetWithIndex:1] withRowAnimation:YES];

  [self.tableView reloadData];

}

#pragma mark -

#pragma mark Table view delegate

- (NSIndexPath *)tableView:(UITableView *)tableView willSelectRowAtIndexPath:(NSIndexPath *)indexPath {

  if( self.tableView.editing && indexPath.section!=0 )

    return nil;

  return indexPath;

}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {

  [tableView deselectRowAtIndexPath:indexPath animated:YES];

  NSUInteger row = [indexPath row];

  if (self.tableView.editing ) {

    if(indexPath.section==0 && newActiveSetting != row) {

      NSArray *row0 = [NSArray arrayWithObject:[NSIndexPath indexPathForRow:newActiveSetting inSection:0]];  

      newActiveSetting = row;

      NSArray *row1 = [NSArray arrayWithObject:[NSIndexPath indexPathForRow:newActiveSetting inSection:0]];  

      [self.tableView beginUpdates];

      [self.tableView reloadRowsAtIndexPaths:row0 withRowAnimation:UITableViewRowAnimationFade];

      [self.tableView reloadRowsAtIndexPaths:row1 withRowAnimation:UITableViewRowAnimationFade];

      [self.tableView endUpdates];

    }

  }

  else {

    if( indexPath.section==0 ) {

      NSMutableDictionary* setting=[self.settings objectAtIndex:row];

      SettingViewController* settingView = [[SettingViewController alloc] initWithSettingDatasource:setting];

      [self.navigationController setToolbarHidden:NO animated:NO];

      [self.navigationController pushViewController:settingView animated:YES];

      [settingView release];

    }

    else {

      MixerViewController* extraView=nil;

      switch (indexPath.row) {

        case 0:

          extraView = [[MixerViewController alloc] initWithStyle:UITableViewStylePlain];

          break;

        case 1:

          extraView = [[EngineTestViewController alloc] initWithStyle:UITableViewStyleGrouped];

          break;

        case 2:

          extraView = [[ChannelsViewController alloc] initWithStyle:UITableViewStylePlain];

          break;

      }

      [self.navigationController setToolbarHidden:NO animated:NO];

      [self.navigationController pushViewController:extraView animated:YES];

      [extraView release];

    }

  }

}

@end