FeedController3

gistfile1.txt

//
//  FeedController3.m
//  ADVFlatUI
//
//  Created by Tope on 03/06/2013.
//  Copyright (c) 2013 App Design Vault. All rights reserved.
//

#import "FeedController3.h"
#import "FeedCell3.h"
#import "UIImageView+WebCache.h"
#import "REComposeViewController.h"
#import <CoreMotion/CoreMotion.h>
#import <QuartzCore/QuartzCore.h>

enum {
    COPAMIGOS = 0,
    COPTODOS,
};

@interface FeedController3 (){
    NSMutableArray *objects;
    int actual;

    
}
@property (nonatomic, strong) IBOutlet UIView *square1;
@property (nonatomic) UIDynamicAnimator* animator;
@property (nonatomic, strong) NSArray* profileImages;
@property (readonly) CMMotionManager *motionManager;
@property (nonatomic) UIPushBehavior* pushBehavior;

@end

@implementation FeedController3
- (IBAction)componer:(id)sender {
    
    REComposeViewController *composeViewController = [[REComposeViewController alloc] init];
    composeViewController.title = @"Copalive";
    
    composeViewController.text = @"Hi there!";
    
    [self presentViewController:composeViewController animated:YES completion:nil];
    
    composeViewController.completionHandler = ^(REComposeViewController *composeViewController, REComposeResult result) {
        [composeViewController dismissViewControllerAnimated:YES completion:nil];
        
        if (result == REComposeResultCancelled) {
            NSLog(@"Cancelled");
        }
        
        if (result == REComposeResultPosted) {
            NSLog(@"Text = %@", composeViewController.text);
        }
    };
    
}

- (CMMotionManager *)motionManager
{
    CMMotionManager *motionManager = nil;
    
    id appDelegate = [UIApplication sharedApplication].delegate;
    
    if ([appDelegate respondsToSelector:@selector(motionManager)]) {
        motionManager = [appDelegate motionManager];
    }
    
    return motionManager;
}

- (void)startMyMotionDetect
{
    
    
    [self.motionManager
     startAccelerometerUpdatesToQueue:[[NSOperationQueue alloc] init]
     withHandler:^(CMAccelerometerData *data, NSError *error)
     {
         
         dispatch_async(dispatch_get_main_queue(),
                        ^{
                            
                            CGFloat angle =  atan2( data.acceleration.y,
                                                    -data.acceleration.x)
                            + M_PI ;
                            
                            [self.pushBehavior setMagnitude:30 / 100.0];
                            [self.pushBehavior setAngle:angle];
                   
                            [self.pushBehavior setActive:TRUE];
                            
                        }
                        );
     }
     ];
    
}
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)viewDidLoad
{
    [super viewDidLoad];
  actual = COPAMIGOS;
    
    [self loadData];
    self.title = @"Comunidad";
    
    self.feedTableView.dataSource = self;
    self.feedTableView.delegate = self;
    
    self.feedTableView.backgroundColor = [UIColor clearColor];
    self.feedTableView.separatorColor = [UIColor colorWithWhite:0.9 alpha:0.6];
    
    self.square1 = [[UIView alloc] initWithFrame:CGRectMake(0,0, 100, 100)];
    
    self.square1.clipsToBounds = YES;
    self.square1.layer.cornerRadius = 50.0f;

    [self.square1 setBackgroundColor:[UIColor grayColor]];
    [self.view addSubview:self.square1];
  
    
    UIDynamicAnimator* animator = [[UIDynamicAnimator alloc] initWithReferenceView:self.view];
    
    UICollisionBehavior* collisionBehavior = [[UICollisionBehavior alloc] initWithItems:@[self.square1]];
    collisionBehavior.translatesReferenceBoundsIntoBoundary = YES;
    [animator addBehavior:collisionBehavior];
    
    UIPushBehavior *pushBehavior = [[UIPushBehavior alloc] initWithItems:@[self.square1] mode:UIPushBehaviorModeInstantaneous];
    pushBehavior.angle = 0.0;
    pushBehavior.magnitude = 0.0;
    
    self.pushBehavior = pushBehavior;
    [animator addBehavior:self.pushBehavior];
    
    self.animator = animator;
    

    
}


-(void)collisionBehavior:(UICollisionBehavior *)behavior beganContactForItem:(id<UIDynamicItem>)item withBoundaryIdentifier:(id<NSCopying>)identifier atPoint:(CGPoint)p
{
    // Lighten the background color when the view is in contact with a boundary.
    [(UIView*)item setBackgroundColor:[UIColor lightGrayColor]];
}


-(void)collisionBehavior:(UICollisionBehavior *)behavior endedContactForItem:(id<UIDynamicItem>)item withBoundaryIdentifier:(id<NSCopying>)identifier
{
    // Restore the default color when ending a contcact.
    [(UIView*)item setBackgroundColor:[UIColor grayColor]];
}


- (void)loadData{
    
    if (actual == COPAMIGOS) {

        PFQuery *query = [PFQuery queryWithClassName:@"Mensaje"];
        [query includeKey:@"user"];
        NSArray *friends = [[PFUser currentUser] objectForKey:@"friends"];
        NSMutableArray *friendsobj = [NSMutableArray array];
        for (NSString *str in friends) {
            PFUser *user =[PFUser objectWithoutDataWithObjectId:str];
            [friendsobj addObject:user];
        }
        [query whereKey:@"user" containedIn:friendsobj];
        [query orderByDescending:@"createdAt"];
        [query findObjectsInBackgroundWithBlock:^(NSArray *objectss, NSError *error) {
            if(!error){
                
                objects = [NSMutableArray arrayWithArray:objectss];
                
                [self.feedTableView reloadData];
            }
        }];
        
    }else{
        PFQuery *query = [PFQuery queryWithClassName:@"Mensaje"];
        [query includeKey:@"user"];
        [query orderByDescending:@"createdAt"];
        [query findObjectsInBackgroundWithBlock:^(NSArray *objectss, NSError *error) {
            if(!error){
                
                objects = [NSMutableArray arrayWithArray:objectss];
                
                [self.feedTableView reloadData];
            }
        }];
        
    }
    
    
}



- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    
    return [objects count];
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    
    PFObject *object = [objects objectAtIndex:indexPath.row];
    
    FeedCell3* cell = [tableView dequeueReusableCellWithIdentifier:@"FeedCell3"];
    
    if (cell == nil) {
        cell = [[FeedCell3 alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"FeedCell3"] ;
    }

    cell.nameLabel.text = [[object objectForKey:@"user"] objectForKey:@"username"];
    cell.nameLabel.font = [UIFont preferredFontForTextStyle:UIFontTextStyleHeadline1];
    
    cell.updateLabel.text =[object objectForKey:@"mensaje"];
    cell.updateLabel.font = [UIFont preferredFontForTextStyle:UIFontTextStyleBody];
    
    [cell.updateLabel sizeToFit];
    
    CGRect myFrame = cell.updateLabel.frame;
    // Resize the frame's width to 280 (320 - margins)
    // width could also be myOriginalLabelFrame.size.width
    myFrame = CGRectMake(myFrame.origin.x, myFrame.origin.y, 261, myFrame.size.height);
    cell.updateLabel.frame = myFrame;
    
    cell.dateLabel.text = @"1 hr ago";
    cell.likeCountLabel.text = @"293 likes";
    cell.commentCountLabel.text = @"55 comments";
    
    
    NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"%@",[[object objectForKey:@"user"] objectForKey:@"avatar"]]];
    
    [cell.profileImageView setImageWithURL:url placeholderImage:nil];
    
    return cell;
}

-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    
    UIFont *font = [UIFont preferredFontForTextStyle:UIFontTextStyleBody];
    PFObject *object = [objects objectAtIndex:indexPath.row];
    NSString *text =[object objectForKey:@"mensaje"];

    NSMutableDictionary *atts = [[NSMutableDictionary alloc] init];
    [atts setObject:font forKey:NSFontAttributeName];
    
    CGRect rect = [text boundingRectWithSize:CGSizeMake(238, 100)
                                     options:NSStringDrawingUsesLineFragmentOrigin
                                  attributes:atts
                                     context:nil];
    
    return rect.size.height + 80;
    
}


- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}


- (void)viewDidAppear:(BOOL)animated
{
    
    [super viewDidAppear:animated];
    
    [self startMyMotionDetect];
    
}


- (void)viewDidDisappear:(BOOL)animated
{
    
    [super viewDidDisappear:animated];
    
    [self.motionManager stopAccelerometerUpdates];
    
}

- (IBAction)change:(id)sender {
    if (actual == COPAMIGOS) {
        actual = COPTODOS;
    }else{
        actual = COPAMIGOS;
    }
    
    [self loadData];
}
@end