StreamViewController.m

//
//  StreamViewController.m
//  searchbar
//
//  Created by mmai on 11/12/13.
//  Copyright (c) 2013 mmai. All rights reserved.
//

#import "StreamViewController.h"
#import "Stream.h"

@interface StreamViewController ()

@end

@implementation StreamViewController

@synthesize streamArray;
@synthesize filteredArray;
@synthesize searchBar;

@synthesize delegate;

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



-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    // Perform segue to stream detail
    [self performSegueWithIdentifier:@"mList" sender:tableView];
}


-(void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    if ([segue.identifier isEqualToString:@"mList"]) {
        NSIndexPath *indexPath = [sender indexPathForSelectedRow];
        MacroTableViewController *destViewController = segue.destinationViewController;

        // pjc - fixed always going to first stream when searching... modified top to [sender indexPathForSelectedRow] as well
        if(sender == self.searchDisplayController.searchResultsTableView) {
            destViewController.stream = [filteredArray objectAtIndex:indexPath.row];
        } else {
            destViewController.stream = [streamArray objectAtIndex:indexPath.row];
        }

//        destViewController.stream = [streamArray objectAtIndex:indexPath.row];
    }
}



- (void)viewDidLoad
{
    [super viewDidLoad];

    // Uncomment the following line to preserve selection between presentations.
    // self.clearsSelectionOnViewWillAppear = NO;
 
    // Uncomment the following line to display an Edit button in the navigation bar for this view controller.
    // self.navigationItem.rightBarButtonItem = self.editButtonItem;
    
    delegate = (macroinvAppDelegate *) [[UIApplication sharedApplication] delegate]; // to refer to AppDelegate methods
    
    /*streamArray = [NSMutableArray arrayWithObjects:
                  [Stream name:@"Jug River"],
                  [Stream title:@"another river"], nil];*/
    
    if (streamArray == nil)
        streamArray = [delegate.webData getAllStreams];
    
    if ([self.streamArray count] == 0 ){
        UIAlertView * alert =[[UIAlertView alloc ] initWithTitle:@"No Data Found"
                                                         message:@"Please download data before using the application."
                                                        delegate:self
                                               cancelButtonTitle:@"OK"
                                               otherButtonTitles: nil];
        [alert show];
    }
    
    self.filteredArray = [NSMutableArray arrayWithCapacity:[streamArray count]];
    
    // Reload the table
    [self.tableView reloadData];
    
    
}

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



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

   //return [streamArray count];
    
    if (tableView == self.searchDisplayController.searchResultsTableView) {
        return [filteredArray count];
    } else {
        return [streamArray count];
    }
    
}

/*
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *CellIdentifier = @"Cell";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier forIndexPath:indexPath];
    
    // Configure the cell...
    
    return cell;
}
*/

/*
// 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 story board-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}

 */

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    static NSString *CellIdentifier = @"Cell";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if ( cell == nil ) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
    }

    Stream *stream = nil;
    //stream = [streamArray objectAtIndex:indexPath.row];
    
    if (tableView == self.searchDisplayController.searchResultsTableView) {
        stream = [filteredArray objectAtIndex:indexPath.row];
    } else {
        stream = [streamArray objectAtIndex:indexPath.row];
    }
    
    
    // Configure the cell
    cell.textLabel.text = stream.title;
    [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator];
    return cell;
    
}



-(void)filterContentForSearchText:(NSString*)searchText scope:(NSString*)scope {
    // Update the filtered array based on the search text and scope.
    // Remove all objects from the filtered search array
    [self.filteredArray removeAllObjects];
    // Filter the array using NSPredicate
    NSPredicate *predicate = [NSPredicate predicateWithFormat:@"SELF.title contains[c] %@",searchText];
    filteredArray = [NSMutableArray arrayWithArray:[streamArray filteredArrayUsingPredicate:predicate]];
}

-(BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString *)searchString {
    // Tells the table data source to reload when text changes
    [self filterContentForSearchText:searchString scope:
     [[self.searchDisplayController.searchBar scopeButtonTitles] objectAtIndex:[self.searchDisplayController.searchBar selectedScopeButtonIndex]]];
    // Return YES to cause the search result table view to be reloaded.
    return YES;
}

-(BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchScope:(NSInteger)searchOption {
    // Tells the table data source to reload when scope bar selection changes
    [self filterContentForSearchText:self.searchDisplayController.searchBar.text scope:
     [[self.searchDisplayController.searchBar scopeButtonTitles] objectAtIndex:searchOption]];
    // Return YES to cause the search result table view to be reloaded.
    return YES;
}

@end