PlacesCategoryTableViewController.m

#import "PlacesCategoryTableViewController.h"
#import "PlacesTableViewController.h"


@interface PlacesCategoryTableViewController (){

    NSArray * categorias;
    NSArray *searchResults;
}
@end

@implementation PlacesCategoryTableViewController

- (id)initWithStyle:(UITableViewStyle)style
{
    self = [super initWithStyle:style];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)viewDidLoad
{
    [super viewDidLoad];
   
    //Query
    categorias = [[NSMutableArray alloc] init];
    
    PFQuery *query = [PFQuery queryWithClassName:@"Categoria"];
    //[query orderByAscending:@"Tipo"];
    
    [query findObjectsInBackgroundWithBlock:^(NSArray *objects, NSError *error) {
        if (!error) {
            // The find succeeded.
            NSLog(@"Successfully retrieved %i scores.", (int)objects.count);
            
            categorias = objects;
            //actualizar tabla con datos
            [self.tableView reloadData];
            
        } else {
            // Log details of the failure
            NSLog(@"Error: %@ %@", error, [error userInfo]);
        }
        
    }];
}

- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}
//metodo manejo filtro de busqueda
- (void)filterContentForSearchText:(NSString*)searchText scope:(NSString*)scope
{
    NSPredicate *resultPredicate = [NSPredicate predicateWithFormat:@"name contains[c] %@", searchText];
    searchResults = [categorias filteredArrayUsingPredicate:resultPredicate];
}
-(BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString *)searchString
{
    [self filterContentForSearchText:searchString
                               scope:[[self.searchDisplayController.searchBar scopeButtonTitles]
                                      objectAtIndex:[self.searchDisplayController.searchBar
                                                     selectedScopeButtonIndex]]];
    
    return YES;
}
//***
#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    //search
    if (tableView == self.searchDisplayController.searchResultsTableView) {
        return [searchResults count];
        
    } else {
        return [categorias count];
    }
    //**
    //return [categorias count];

}

// sirve para decir que mostrar en la celda indexPath
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"categoriaCell" forIndexPath:indexPath];
    
    // Configure the cell...
    UILabel * nombreLabel = (UILabel *)[cell viewWithTag:2];
    UIImageView * fotoImageView = (UIImageView *)[cell viewWithTag:1];
    
    //PFObject *categoria = [categorias objectAtIndex:indexPath.row];
    if (cell == nil) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"categoriaCell"];
    }
    //search
    PFObject *categoria=nil;
    if (tableView == self.searchDisplayController.searchResultsTableView) {
        categoria = [searchResults objectAtIndex:indexPath.row];
    } else {
        categoria = [categorias objectAtIndex:indexPath.row];
    }
    //***
    nombreLabel.text = categoria[@"name"];
    
    [fotoImageView setImageWithURL:[NSURL URLWithString:categoria[@"urlImage"]]
                  placeholderImage:[UIImage imageNamed:@"placeholder.png"]];
    
    return cell;

    
}

// darle accion a la celda indexPath
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    NSLog(@"SE PRESIONO %i", (int)indexPath.row);
    
    PFObject *categoria = [categorias objectAtIndex:indexPath.row];
    
    // push para continuar
    PlacesTableViewController *tableViewController = [self.storyboard instantiateViewControllerWithIdentifier:@"placesTableViewController"];
    tableViewController.qwe = categoria;
    
    [self.navigationController pushViewController:tableViewController animated:YES];
    // modal es para salir de contexto
    
    
    
     /*UIViewController *viewController = [self.storyboard instantiateViewControllerWithIdentifier:@"placeViewController"];
     [self presentViewController:viewController animated:YES completion:nil];
     */
    
}


/*
// Override to support conditional editing of the table view.
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
{
    // Return NO if you do not want the specified item to be editable.
    return YES;
}
*/

/*
// 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:@[indexPath] withRowAnimation:UITableViewRowAnimationFade];
    } 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;
}
*/


#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation

//search
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
     PFObject *categoria = nil;
    if ([segue.identifier isEqualToString:@"showRecipeDetail"]) {
        NSIndexPath *indexPath = nil;
       
        
        if (self.searchDisplayController.active) {
            indexPath = [self.searchDisplayController.searchResultsTableView indexPathForSelectedRow];
            categoria = [searchResults objectAtIndex:indexPath.row];
        } else {
            indexPath = [self.tableView indexPathForSelectedRow];
            categoria = [categorias objectAtIndex:indexPath.row];
        }
        
        }
    PlacesTableViewController *destViewController = segue.destinationViewController;
    destViewController.qwe = categoria;
}
//******

@end

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