TAHbleTableController.m

//
//  TAHDataWriteViewController.h
//  TAH
//
//  Created by TAHs on 7/13/12.
//  Copyright (c) 2012 jnhuamao.cn. All rights reserved.
//

#import <AudioToolbox/AudioToolbox.h>
#import "TAHbleTableController.h"
#import "HomeViewController.h"
#import "TAHble.h"

@interface TAHbleTableController ()

@end

@implementation TAHbleTableController
@synthesize TAHTableView;

@synthesize Scan;

@synthesize sensor;
@synthesize peripheralViewControllerArray;

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

- (void)viewDidLoad
{
    [super viewDidLoad];
    // Do any additional setup after loading the view from its nib.

    
   // Settings Up Sensor Delegate
   sensor = [[TAHble alloc] init];
   [sensor setup];
   self.sensor.delegate = self;

    
    peripheralViewControllerArray = [[NSMutableArray alloc] init];
    
  
    // Set Connection Status Image
    [self UpdateConnectionStatusLabel];
    
    
    /////////////////// Navigation Bar Customisation ////////////
    
    [self.navigationController.navigationBar setBackgroundImage:[UIImage new] forBarMetrics:UIBarMetricsDefault];
    
    self.navigationController.navigationBar.tintColor = [UIColor whiteColor];
    self.navigationController.navigationBar.shadowImage = [UIImage new];
    self.navigationController.navigationBar.translucent = YES;
    ////////////////////////////////////////////////////////////////////////
    

    
}

-(void)viewWillAppear:(BOOL)animated
{
    // Set Connection Status Image
    [self UpdateConnectionStatusLabel];
}

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

///////////// Update Device Connection Status Image //////////
-(void)UpdateConnectionStatusLabel
{
    
    
    if (sensor.activePeripheral.state)
    {
        
        ConnectionStatusLabel.backgroundColor = [UIColor colorWithRed:128.0/255.0 green:255.0/255.0 blue:0.0/255.0 alpha:1.0];
    }
    else
    {
        
        ConnectionStatusLabel.backgroundColor = [UIColor colorWithRed:255.0/255.0 green:128.0/255.0 blue:0.0/255.0 alpha:1.0];
    }
}



- (IBAction)scanTAHDevices:(id)sender {
    
    
    
    if ([sensor activePeripheral]) {
        if (sensor.activePeripheral.state == CBPeripheralStateConnected) {
            [sensor.manager cancelPeripheralConnection:sensor.activePeripheral];
            sensor.activePeripheral = nil;
        }
    }
    
    if ([sensor peripherals]) {
        sensor.peripherals = nil;
        [peripheralViewControllerArray removeAllObjects];
        [TAHTableView reloadData];
    }
    
    sensor.delegate = self;
    printf("now we are searching device...\n");
    [Scan setTitle:@"Scanning" forState:UIControlStateNormal];
    [NSTimer scheduledTimerWithTimeInterval:5 target:self selector:@selector(scanTimer:) userInfo:nil repeats:NO];
    
    [sensor findTAHPeripherals:5];
    
    [self UpdateConnectionStatusLabel]; // Update Connection Status Label
}

/*
 * scanTimer
 * when scanTAHDevices is timeout, this function will be called
 *
 */
-(void) scanTimer:(NSTimer *)timer
{
    [Scan setTitle:@"Scan" forState:UIControlStateNormal];
}

#pragma mark - UITableViewDelegate
-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return [self.peripheralViewControllerArray count];
}

-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    NSUInteger row = [indexPath row];
    HomeViewController *controller = [peripheralViewControllerArray objectAtIndex:row];
    
    if (sensor.activePeripheral && sensor.activePeripheral != controller.peripheral) {
        [sensor disconnect:sensor.activePeripheral];
    }
    
    sensor.activePeripheral = controller.peripheral;
    [sensor connect:sensor.activePeripheral];
    [sensor stopScan];
    
    [Scan setTitle:@"Scan" forState:UIControlStateNormal];
    
    
    //[self performSegueWithIdentifier: @"home" sender: self];
   
}


- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    if ([[segue identifier] isEqualToString:@"home"])
    {
        HomeViewController *vc = [segue destinationViewController];
        vc.sensor = self.sensor;
        
        // Changes title of the Back Button in destintion controller
        UIBarButtonItem *newBackButton =
        [[UIBarButtonItem alloc] initWithTitle:@"Discover"
                                         style:UIBarButtonItemStyleBordered
                                        target:nil
                                        action:nil];
        [[self navigationItem] setBackBarButtonItem:newBackButton];
        
    }

}

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *cellId = @"peripheral";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellId];
    if (cell == nil) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:cellId];
    }
    
    // Configure the cell
    NSUInteger row = [indexPath row];
    HomeViewController *controller = [peripheralViewControllerArray objectAtIndex:row];
    CBPeripheral *peripheral = [controller peripheral];
    cell.textLabel.text = peripheral.name;
    cell.textLabel.textAlignment = NSTextAlignmentCenter;
    cell.textLabel.textColor = [UIColor colorWithRed:255.0/255.0 green:255.0/255.0 blue:255.0/255.0 alpha:1.0];
    cell.backgroundColor = [UIColor colorWithRed:255.0/255.0 green:128.0/255.0 blue:0.0/255.0 alpha:1.0];
    return cell;
}


#pragma mark - TAHSensorDelegate
-(void)sensorReady
{
    //TODO: it seems useless right now.
}

-(void) peripheralFound:(CBPeripheral *)peripheral
{
    HomeViewController *controller = [[HomeViewController alloc] init];
    controller.peripheral = peripheral;
    controller.sensor = sensor;
    [peripheralViewControllerArray addObject:controller];
    [TAHTableView reloadData];
   
}


//recv data
-(void) TAHbleCharValueUpdated:(NSString *)UUID value:(NSData *)data
{
    NSString *value = [[NSString alloc] initWithData:data encoding:NSASCIIStringEncoding];
    
    NSLog(@"%@",value);
}




- (IBAction)home:(id)sender {
    
     [self performSegueWithIdentifier: @"home" sender: self];
    

   
}


-(void)setConnect
{
    CFStringRef s = CFUUIDCreateString(kCFAllocatorDefault, (__bridge CFUUIDRef )sensor.activePeripheral.identifier);
    NSLog(@"%@",s);

    
    // Set Connection Status Image
    [self UpdateConnectionStatusLabel];
    
}

-(void)setDisconnect
{
    [sensor disconnect:sensor.activePeripheral];
    
    NSLog(@"TAH Device Disconnected");
    
    
    //////// Local Alert Settings
    
    AudioServicesPlaySystemSound(kSystemSoundID_Vibrate);
    /////////////////////////////////////////////
    
    // Set Connection Status Image
    [self UpdateConnectionStatusLabel];
}
@end