/LibraryApp/CheckDetailsView.m

//
//  CheckOutDetailsView.m
//  LibraryApp
//
//  Created by Glenn Sayers on 17/08/2012.
//  Copyright (c) 2012 __MyCompanyName__. All rights reserved.
//

#import "CheckDetailsView.h"
#import <QuartzCore/QuartzCore.h>
#import "MBProgressHUD.h"
@implementation CheckDetailsView
@synthesize nameField,locationField,tap,book;
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)didReceiveMemoryWarning
{
    // Releases the view if it doesn't have a superview.
    [super didReceiveMemoryWarning];
    
    // Release any cached data, images, etc that aren't in use.
}
-(void)cancel {
    [self.navigationController popViewControllerAnimated:YES];
}
-(void) checkOut {
    
    NSMutableURLRequest *request = [[NSMutableURLRequest alloc] init];
    [request setURL:[NSURL URLWithString:[NSString stringWithFormat:@"http://rkyve-api.herokuapp.com/books/%@.json",[self.book.identity stringValue]]]];
    [request setHTTPMethod:@"PUT"];
    [request setValue:@"application/json" forHTTPHeaderField:@"Content-Type"];
    NSString* str = [NSString stringWithFormat:@"{\"id\":\"%@\",\"location\":\"%@\",\"borrower\":\"%@\"}",[self.book.identity stringValue],self.locationField.text,self.nameField.text];
    NSData* data = [str dataUsingEncoding:NSUTF8StringEncoding];
    [request setHTTPBody:data];
    NSURLConnection *connection = [[NSURLConnection alloc] initWithRequest:request delegate:self];
    if (!connection) {
        NSLog(@"Connection Failed");
        UIAlertView *alert =[[UIAlertView alloc] initWithTitle:nil message:@"There was a problem checking out the book" delegate:nil cancelButtonTitle:@"Ok" otherButtonTitles:nil, nil];
        [alert show];
    } else {
        NSLog(@"connection success.");  
        [self.navigationController popToRootViewControllerAnimated:YES];

    }

}
-(void) connection:(NSURLConnection *)connection didReceiveData:(NSData *)data {
}
-(void) checkOutValidation {
    if(self.nameField.text.length ==0 && self.locationField.text ==0) {
        UIAlertView *alert =[[UIAlertView alloc] initWithTitle:nil message:@"You need to enter your name and the books new location" delegate:nil cancelButtonTitle:@"Ok" otherButtonTitles:nil, nil];
        [alert show];
    }
    else if(self.nameField.text.length ==0) {
        UIAlertView *alert =[[UIAlertView alloc] initWithTitle:nil message:@"You need to enter your name" delegate:nil cancelButtonTitle:@"Ok" otherButtonTitles:nil, nil];
        [alert show];
    }
    else if(self.locationField.text.length ==0) {
        UIAlertView *alert =[[UIAlertView alloc] initWithTitle:nil message:@"You need to enter the books new location" delegate:nil cancelButtonTitle:@"Ok" otherButtonTitles:nil, nil];
        [alert show];
    }
    else {
        MBProgressHUD *hud =[MBProgressHUD showHUDAddedTo:self.view animated:YES];
        [self.nameField resignFirstResponder];
        [self.locationField resignFirstResponder];
        hud.labelText =@"Checking out";
        [hud show:YES];
        [self checkOut];
        [hud hide:YES];
    }
}
#pragma mark - View lifecycle
-(void) setUpUI {
    self.nameField =[[UITextField alloc] initWithFrame:CGRectMake(50, 40, 200, 30)];
    self.nameField.backgroundColor=[UIColor whiteColor];
    self.nameField.layer.cornerRadius=8;
    self.nameField.delegate=self;
    self.nameField.placeholder =@"Your name";
    [self.view addSubview:self.nameField];
    
    self.locationField =[[UITextField alloc] initWithFrame:CGRectMake(50, 100, 200, 30)];
    self.locationField.backgroundColor =[UIColor whiteColor];
    self.locationField.layer.cornerRadius=8;
    self.locationField.delegate=self;
    self.locationField.placeholder =@"New location";
    [self.view addSubview:self.locationField];
    self.view.backgroundColor =[UIColor colorWithPatternImage:[UIImage imageNamed:@"background.jpg"]];
    
    UIBarButtonItem *cancel =[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCancel target:self action:@selector(cancel)];
    UIBarButtonItem *save =[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemSave target:self action:@selector(checkOutValidation)];
    self.navigationItem.leftBarButtonItem =cancel;
    self.navigationItem.rightBarButtonItem =save;

    
}


- (void)viewDidLoad
{
    [super viewDidLoad];
    self.navigationItem.hidesBackButton = YES;
    self.title= @"Details";
    [self setUpUI];

    // Do any additional setup after loading the view from its nib.
}
-(void) removeKeypad {
    [self.view removeGestureRecognizer:self.tap];
    [self.nameField resignFirstResponder];
    [self.locationField resignFirstResponder];

}
-(void) textFieldDidBeginEditing:(UITextField *)textField {
    if(!self.tap) self.tap =[[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(removeKeypad)];
    [self.view addGestureRecognizer:self.tap];
    [self.nameField removeGestureRecognizer:self.tap];
    [self.locationField removeGestureRecognizer:self.tap];
}
- (void)viewDidUnload
{
    [super viewDidUnload];
    // Release any retained subviews of the main view.
    // e.g. self.myOutlet = nil;
}

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
    // Return YES for supported orientations
    return (interfaceOrientation == UIInterfaceOrientationPortrait);
}

@end