objective-c : make basic table view with custom background and jason data v.2

snippet.m

//make basic table view with custom background and jason data v.2
//make SandwichView (Detail View) with data


//CollectionViewLabelCell.h
@interface CollectionViewLabelCell : UICollectionViewCell

@property (nonatomic, readonly) UILabel* title;

@end


//CollectionViewLabelCell.m
#import <QuartzCore/QuartzCore.h>

@implementation CollectionViewLabelCell
{
    UILabel* _title;
}

#define debug 1

#pragma mark - 타이틀 label

- (UILabel *)title {
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    return _title;
}


#pragma mark - add a label to the cell

- (id)initWithFrame:(CGRect)frame
{
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    self = [super initWithFrame:frame];
    if (self) {
        //add a label to the cell
        //CGRectInset : Returns a rectangle that is smaller or larger than the source rectangle
        //CGRect, x-coordinate, y-coordinate
        _title = [[UILabel alloc] initWithFrame:CGRectInset(self.bounds, 3.0, 3.0)];
        _title.textAlignment = NSTextAlignmentCenter;
        _title.font = [UIFont systemFontOfSize:12.0f];
        [self.contentView addSubview:_title];
        
        // make it a rounded rectangle
        self.layer.cornerRadius = 5;
        self.layer.masksToBounds = YES;
        self.layer.backgroundColor = [UIColor colorWithWhite:0.8 alpha:1.0].CGColor;
    }
    return self;
}

@end

---

//SandwichViewController.h
@interface SandwichViewController : UIViewController

@property (nonatomic, strong) NSDictionary* sandwich;

@end

//SandwichViewController.m
#import "CollectionViewLabelCell.h" //Collection View 레이블

@interface SandwichViewController () <UICollectionViewDataSource> //Collection View 데이터소스 델리게이트

//뷰 property
@property (weak, nonatomic) IBOutlet UIImageView *imageView;
@property (weak, nonatomic) IBOutlet UICollectionView *keywordCollectionView;
@property (weak, nonatomic) IBOutlet UITextView *instructionTextView;
@property (weak, nonatomic) IBOutlet UINavigationBar *navigationBar;
@property (weak, nonatomic) IBOutlet UIBarButtonItem *closeButton;

@end

@implementation SandwichViewController
{
    NSDictionary* _sandwich;
}

#define debug 1

- (NSDictionary *)sandwich {
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    return _sandwich;
}

- (void)setSandwich:(NSDictionary *)sandwich {
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    _sandwich = sandwich;
    [self updateControlsWithYummySandwichData];
}


#pragma mark - 뷰 라이프 사이클

- (void)viewDidLoad
{
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    [super viewDidLoad];
    
    UIImageView* background = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"Background-LowerLayer"]];
    background.alpha = 0.5f;
    [self.view addSubview:background];
    [self.view sendSubviewToBack:background];
    
    // configure the collection view
    [self.keywordCollectionView registerClass:[CollectionViewLabelCell class] forCellWithReuseIdentifier:@"cell"];
    self.keywordCollectionView.dataSource = self;
    self.keywordCollectionView.backgroundColor = [UIColor clearColor];
    
    UICollectionViewFlowLayout* flowLayout = (UICollectionViewFlowLayout*)self.keywordCollectionView.collectionViewLayout;
    flowLayout.scrollDirection = UICollectionViewScrollDirectionHorizontal;
    flowLayout.itemSize = CGSizeMake(120, 20);
    
    [self updateControlsWithYummySandwichData];
}


#pragma mark - set title, instructions and image from the sandwich

- (void) updateControlsWithYummySandwichData {
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    
    // set the title, instructions and image from the sandwich
    NSString* imageName = self.sandwich[@"image"];
    UIImage* image = [UIImage imageNamed:imageName];
    self.imageView.image = image;
    
    self.navigationBar.topItem.title = self.sandwich[@"title"];
    
    NSArray* instructions = self.sandwich[@"instructions"];
    self.instructionTextView.text = [instructions componentsJoinedByString:@"\n\n"];
}


#pragma mark - Collection View 데이터소스 메소드

- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    NSArray* ingredients =  _sandwich[@"keywords"];
    return ingredients.count;
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView
                  cellForItemAtIndexPath:(NSIndexPath *)indexPath
{
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    CollectionViewLabelCell* cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"cell" forIndexPath:indexPath];
    NSArray* ingredients =  _sandwich[@"keywords"];
    cell.title.text = ingredients[indexPath.row];
    return cell;
}


#pragma mark - 버튼 액션 메소드

- (IBAction)closeButtonTapped:(id)sender {
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    [self dismissViewControllerAnimated:YES completion:nil];
}

@end



---


//SanwichesViewController.m

#pragma mark - Navigation

- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    if (debug==1) {NSLog(@"Running %@ '%@'", self.class, NSStringFromSelector(_cmd));}
    SandwichViewController* sandwichVC = (SandwichViewController*)segue.destinationViewController;
    NSIndexPath *path = [self.tableView indexPathForSelectedRow];
    sandwichVC.sandwich = [self sandwiches][path.row];
}