ChatThreadController.m

//
//  ChatThreadController.m
//  SimpleChat
//
//  Created by ARGELA on 1/13/12.
//  Copyright (c) 2012 __MyCompanyName__. All rights reserved.
//

#import "ChatThreadController.h"
#import "XMPPMessageCoreDataObject.h"
#import "chatMessageCell.h"
#import "MediaHandler.h"
#import "MediaViewController.h"



@interface ChatThreadController()<UITableViewDelegate,UITableViewDataSource,NSFetchedResultsControllerDelegate,UIActionSheetDelegate,MediaHandlerDelegate,ChatCellDelegate>
@property (nonatomic,strong) NSFetchedResultsController *fetchedResultsController;
@property (nonatomic,strong) MediaHandler *mediaHandler;
@property (nonatomic,assign) XMPPMessageCoreDataObject* selectedMessageToView;
@end

@implementation ChatThreadController
@synthesize chatTable;
@synthesize keyboardToolbar;
@synthesize chatTextField;
@synthesize chatWith = _chatWith;
@synthesize myJid = _myJid;
@synthesize fetchedResultsController = _fetchedResultsController;
@synthesize context = _context;
@synthesize selfID = _selfID;
@synthesize mediaHandler = _mediaHandler;
@synthesize selectedMessageToView = _selectedMessageToView;


-(void) setMyJid:(XMPPJID *)myJid
{
    _myJid = myJid;
    if (_mediaHandler) {
        [_mediaHandler setSelfJid:_myJid];
    }
}


-(void) setChatWith:(NSString *)chatWith
{
    _chatWith = chatWith;
    
    if (_mediaHandler) {
        [_mediaHandler setToChatJid:_chatWith];
    }
}



-(void) configure
{
    if (!self.fetchedResultsController) {
        if (self.context) {
            NSEntityDescription *entity = [NSEntityDescription entityForName:@"XMPPMessageCoreDataObject" inManagedObjectContext:self.context];

            if (entity) {
                NSFetchRequest *request = [[NSFetchRequest alloc] init];
                NSPredicate *predicate = [NSPredicate predicateWithFormat:@"whoOwns.jidStr = %@ AND messageReceipant=%@",self.chatWith,self.selfID];
                NSSortDescriptor *descriptor = [NSSortDescriptor sortDescriptorWithKey:@"sendDate" ascending:YES];
                NSArray *sortDescriptors = [NSArray arrayWithObject:descriptor];
                [request setEntity:entity];
                [request setPredicate:predicate];
                [request setSortDescriptors:sortDescriptors];
                
                self.fetchedResultsController = [[NSFetchedResultsController alloc] initWithFetchRequest:request managedObjectContext:self.context sectionNameKeyPath:@"whoOwns.jidStr" cacheName:nil];
                
                [self.fetchedResultsController setDelegate:self];
                
                NSError *fetchError;
                if ([self.fetchedResultsController performFetch:&fetchError])
                {
                    NSLog(@"Sorgu Hatasi: %@",[fetchError description]);
                }
            }

        }
    }
}

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)didReceiveMemoryWarning
{
    // Releases the view if it doesn't have a superview.
    [super didReceiveMemoryWarning];
    
    // Release any cached data, images, etc that aren't in use.
}


-(void) controllerDidChangeContent:(NSFetchedResultsController *)controller
{
    //NSLog(@"Tabloo Degisti");
    [self.chatTable reloadData];
    
    NSIndexPath *lastIndex = [NSIndexPath indexPathForRow:[self.chatTable numberOfRowsInSection:0]-1 inSection:0];
    [self.chatTable scrollToRowAtIndexPath:lastIndex atScrollPosition:UITableViewScrollPositionBottom animated:YES];
}

#pragma mark - View lifecycle

/*
// Implement loadView to create a view hierarchy programmatically, without using a nib.
- (void)loadView
{
}
*/


// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.
- (void)viewDidLoad
{
    [super viewDidLoad];

    //[self.chatTable setDelegate:self];
    //[self.chatTable setDataSource:self];
    _mediaHandler = [[MediaHandler alloc] init];
    [_mediaHandler setDelegate:self];
    
    if (!_mediaHandler.selfJid) {
        [_mediaHandler setSelfJid:_myJid];
    }
    
    if (!_mediaHandler.toChatJid) {
        [_mediaHandler setToChatJid:_chatWith];
    }
    
    [self configure];
}


- (void)viewDidUnload
{
    [self setChatTable:nil];
    [self setKeyboardToolbar:nil];
    [self setChatTextField:nil];
    [super viewDidUnload];
    // Release any retained subviews of the main view.
    // e.g. self.myOutlet = nil;
}

-(void) viewWillAppear:(BOOL)animated
{
    [super viewWillAppear:animated];
    
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
}

-(void) viewWillDisappear:(BOOL)animated
{
    [super viewWillDisappear:animated];
    
    [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];
	[[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillHideNotification object:nil];
}

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
    // Return YES for supported orientations
    return (interfaceOrientation == UIInterfaceOrientationPortrait);
}

#pragma mark -
#pragma mark Notifications

- (void)keyboardWillShow:(NSNotification *)notification {
	[UIView beginAnimations:nil context:NULL];
	[UIView setAnimationDuration:0.3];
	
    /*
	CGRect frame = self.keyboardToolbar.frame;
	frame.origin.y = self.view.frame.size.height - 260.0;
	self.keyboardToolbar.frame = frame;
    
    CGRect chatFrame = self.chatTable.frame;
    chatFrame.size.height = self.chatTable.frame.size.height - 260.0;
    self.chatTable.frame = chatFrame;
     */
    
    self.keyboardToolbar.frame = CGRectMake(0, 156, 320, 44);
	self.chatTable.frame = CGRectMake(0, 0, 320, 156);	
    
    //[self.chatTable setContentSize:CGSizeMake(self.chatTable.contentSize.width, self.chatTable.contentSize.height-260.0)];
    
	[UIView commitAnimations];
}

- (void)keyboardWillHide:(NSNotification *)notification {
	[UIView beginAnimations:nil context:NULL];
	[UIView setAnimationDuration:0.3];
	
    /*
	CGRect frame = self.keyboardToolbar.frame;
	frame.origin.y = self.view.frame.size.height;
	self.keyboardToolbar.frame = frame;
    
    CGRect chatFrame = self.chatTable.frame;
    chatFrame.size.height = self.view.frame.size.height;
    self.chatTable.frame = chatFrame;
     */
    
    self.keyboardToolbar.frame = CGRectMake(0, 372, 320, 44);
	self.chatTable.frame = CGRectMake(0, 0, 320, 372);
	
	[UIView commitAnimations];
}

- (IBAction)messageDone:(id)sender 
{
    NSString *textMessage = [self.chatTextField text];
    
    
    //NSString *person = [self.chatWith description];
    //NSLog(@"Chat Message: TO: %@ BODY: %@",person,textMessage);
    
    NSArray *values = [NSArray arrayWithObjects:textMessage,self.chatWith,@"chat", nil];
    NSArray *keys  = [NSArray arrayWithObjects:@"body",@"to",@"type", nil];
    NSDictionary *messageContent = [NSDictionary dictionaryWithObjects:values forKeys:keys];
    
    [[NSNotificationCenter defaultCenter] postNotificationName:@"messageSent" object:nil userInfo:messageContent];
    
    [self.chatTextField setText:@""];
}


#pragma mark - Table View Delegate

-(NSInteger) numberOfSectionsInTableView:(UITableView *)tableView
{
    //NSLog(@"Sections Count: %d",[[self.fetchedResultsController sections] count]);
    return 1;
}

-(NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
	NSArray *sections = [[self fetchedResultsController] sections];
	
    if ([sections count]) {
        id <NSFetchedResultsSectionInfo> sectionInfo = [sections objectAtIndex:0];
        return sectionInfo.numberOfObjects;    
    }

    return 0;
}


-(UITableViewCell*) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *CellIdentifier = @"messageCell";
     
    chatMessageCell *cell = (chatMessageCell *)[tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if (cell == nil)
	{
        NSLog(@"Yeni Cell Olusturuluyorrr");
        NSArray* topLevelObj = [[NSBundle mainBundle] loadNibNamed:@"messageCell" owner:nil options:nil];
        for (id currentObject in topLevelObj) {
            if ([currentObject isKindOfClass:[UITableViewCell class]]) {
                cell = (chatMessageCell *) currentObject;
                break;
            }
        }
        
	}
    
    
    XMPPMessageCoreDataObject *messageObj = [self.fetchedResultsController objectAtIndexPath:indexPath];
    [cell setMessage:messageObj];
    [cell setMessageIndex:indexPath.row];
    [cell setButtonDelegate:self];
    NSLog(@"[ChatThreadCont] Index: %d Message Body: %@",indexPath.row,messageObj.body);
    
    
    return cell;
}


-(CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
    return [chatMessageCell sizeForMessage:[self.fetchedResultsController objectAtIndexPath:indexPath]];
}


//////////////////////////////////////////
///ACTIONS///////////////////////////////
////////////////////////////////////////
- (IBAction)selectAction:(id)sender 
{
    UIActionSheet *popupQuery = [[UIActionSheet alloc] initWithTitle:nil delegate:self cancelButtonTitle:@"Cancel" destructiveButtonTitle:nil otherButtonTitles:@"Take Photo or Video",@"Choose Existing",@"Audio Note",@"Share Contact", @"Share Location", nil];
    popupQuery.actionSheetStyle = UIActionSheetStyleBlackTranslucent;
    [popupQuery showInView:self.view];
    
}


-(void) actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex
{
    //NSLog(@"Action SheetButton Index %d",buttonIndex);
    
    switch (buttonIndex) {
        case 0:
            [_mediaHandler takePhoto];
            break;
        case 1:
            [_mediaHandler takeFromGallery];
            break;
        case 2:
            [_mediaHandler recordSound];
            break;
        case 3:
            [_mediaHandler shareContact];
            break;
        case 4:
            [_mediaHandler getLocation];
            break;
        default:
            break;
    }

}



-(void) presentMediaPickerController:(UIViewController *)mediaPicker
{
    [self presentModalViewController:mediaPicker animated:YES];
}


-(void) dismissMediaPicker
{
    [self dismissModalViewControllerAnimated:YES];
}

-(void) presentMediaResultController:(UIViewController *)mediaResult
{
    [self.navigationController pushViewController:mediaResult animated:YES];
}

-(void) dismissMediaResult
{
    [self.navigationController dismissViewControllerAnimated:YES completion:nil];
}

-(void) presentActivityIndicator:(UIActivityIndicatorView *)activityIndicator
{
    [self.view addSubview:activityIndicator];
}

-(void) dismissActivityIndicator:(NSInteger)tag
{
    UIActivityIndicatorView *av = (UIActivityIndicatorView*) [self.view viewWithTag:tag];
    if (av) {
        [av removeFromSuperview];
    }
}

-(UIStoryboard*) mediaHandlerGetStoryBoard
{
    return self.storyboard;
}


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

-(void) chatCellViewButtonPressed:(XMPPMessageCoreDataObject*)selectedMessage
{
    _selectedMessageToView = selectedMessage;
    if (_selectedMessageToView.type == @"coordinate") {
        [self performSegueWithIdentifier:@"mapSegue" sender:self];
    } else if (_selectedMessageToView.type == @"contact") {
        NSString *messageBody = _selectedMessageToView.body;
        NSArray *contactInfo = [messageBody componentsSeparatedByString:@","];
        [_mediaHandler addContactToList:[contactInfo objectAtIndex:0] withLastName:[contactInfo objectAtIndex:1] andMobileNo:[contactInfo objectAtIndex:2] withExtraNumber:[contactInfo objectAtIndex:3]];
    } else {
        [self performSegueWithIdentifier:@"mediaViewSegue" sender:self];
    }

}


-(void) prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    if ([segue.identifier isEqualToString:@"mediaViewSegue"]) {
        [segue.destinationViewController setContext:self.context];
        [segue.destinationViewController setFromUsername:_chatWith];
        [segue.destinationViewController setMessage:_selectedMessageToView];
    } else if ([segue.identifier isEqualToString:@"mapSegue"]) {
        [segue.destinationViewController setMessage:_selectedMessageToView];
    }
}


@end