//
//  DateRangePickerViewController.m
//  DUREX Vendor Control
//
//  Created by Imanol Barba on 9/13/14.
//  Copyright (c) 2014 Emmoco. All rights reserved.
//

#import "DateRangePickerViewController.h"

@interface DateRangePickerViewController ()

@property uint8_t isExtended;
@property NSUInteger currentHeight;

@end

@implementation DateRangePickerViewController

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

- (void)viewDidLoad
{
    self.view.backgroundColor=[[UIColor blackColor] colorWithAlphaComponent:.7];
    self.dateRangePickerView.layer.cornerRadius = 5;
    self.dateRangePickerView.layer.shadowOpacity = 0.8;
    self.dateRangePickerView.layer.shadowOffset = CGSizeMake(0.0f, 0.0f);
    
    //Fix transparency glitch on iPad
    [self.fromDate setDate:[NSDate dateWithTimeIntervalSince1970:NSTimeIntervalSince1970]];
    [self.fromDate setDate:[NSDate date]];
    [self.toDate setDate:[NSDate dateWithTimeIntervalSince1970:NSTimeIntervalSince1970]];
    [self.toDate setDate:[NSDate date]];
    
    [self setIsExtended:0];
    
    [self setCurrentHeight:[self scrollView].frame.size.height];
    
    [super viewDidLoad];
    // Do any additional setup after loading the view from its nib.
}

- (void) viewDidAppear:(BOOL)animated
{
    [super viewDidAppear:animated];
}

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

- (void)showAnimate
{
    self.view.transform = CGAffineTransformMakeScale(1.3, 1.3);
    self.view.alpha = 0;
    [UIView animateWithDuration:.25 animations:^{
        self.view.alpha = 1;
        self.view.transform = CGAffineTransformMakeScale(1, 1);
    }];
}

- (void)removeAnimate
{
    [UIView animateWithDuration:.25 animations:^{
        self.view.transform = CGAffineTransformMakeScale(1.3, 1.3);
        self.view.alpha = 0.0;
    } completion:^(BOOL finished) {
        if (finished) {
            [self.view removeFromSuperview];
        }
    }];
}

- (void) moveUp: (UIView*) view : (NSUInteger) height
{
    CGPoint position = view.center;
    position.y -= height;
    [UIView beginAnimations:@"MoveUp" context:NULL];
    [UIView setAnimationDuration:0.5];
    view.center = position;
    [UIView commitAnimations];
}

- (void) moveDown: (UIView*) view : (NSUInteger) height
{
    CGPoint position = view.center;
    position.y += height;
    [UIView beginAnimations:@"MoveDown" context:NULL];
    [UIView setAnimationDuration:0.5];
    view.center = position;
    [UIView commitAnimations];
}

- (void) resizeViewHeight : (UIView*) view : (NSInteger) height : (Boolean) ignoreHeight
{
    CGRect screenRect = [[UIScreen mainScreen] bounds];
    CGFloat screenHeight = screenRect.size.height;
    if((height > screenHeight) && !ignoreHeight)
    {
        NSLog(@"[DateRangePickerViewController.m]: Screen height limit reached");
    }
    else
    {
        [UIView beginAnimations:nil context:NULL];
        [UIView setAnimationDuration:0.5];
        view.frame = CGRectMake(view.frame.origin.x, view.frame.origin.y, view.frame.size.width,height);
        [UIView commitAnimations];
    }
    if(height < 0)
    {
        [self setIsExtended: [self isExtended] - 1];
    }
    else
    {
        [self setIsExtended: [self isExtended] + 1];
    }
    [self.scrollView setContentSize:CGSizeMake([self scrolledView].frame.size.width,[self  currentHeight])];
}

- (IBAction)toggleFromDate:(id)sender
{
    NSUInteger height = [self fromDate].frame.size.height;
    if([[self fromToggler] isOn])
    {
        [[self fromDate] setEnabled:TRUE];
        [[self fromDate] setHidden:FALSE];
        [self moveDown:[self toToggler] :height];
        [self moveDown:[self toDate] :height];
        [self moveDown:[self doneButton] :height];
        [self moveDown:[self toLabel] :height];
        [self setCurrentHeight:[self currentHeight] + height + 20];
        [self resizeViewHeight : [self scrollView] : [self currentHeight] : FALSE];
    }
    else
    {
        [[self fromDate] setEnabled:FALSE];
        [[self fromDate] setHidden:TRUE];
        [self moveUp:[self toToggler] :height];
        [self moveUp:[self toDate] :height];
        [self moveUp:[self doneButton] :height];
        [self moveUp:[self toLabel] :height];
        [self setCurrentHeight:[self currentHeight] - height - 20];
        [self resizeViewHeight : [self scrollView] : [self currentHeight] : FALSE];
    }
}
- (IBAction)toggleToDate:(id)sender
{
    NSUInteger height = [self toDate].frame.size.height;
    if([[self toToggler] isOn])
    {
        [[self toDate] setEnabled:TRUE];
        [[self toDate] setHidden:FALSE];
        [self moveDown:[self doneButton] :height];
        [self setCurrentHeight:[self currentHeight] + height + 20];
        [self resizeViewHeight : [self scrollView] : [self currentHeight] : FALSE];
    }
    else
    {
        [[self toDate] setEnabled:FALSE];
        [[self toDate] setHidden:TRUE];
        [self moveUp:[self doneButton] :height];
        [self setCurrentHeight:[self currentHeight] - height - 20];
        [self resizeViewHeight : [self scrollView] : [self currentHeight] : FALSE];
    }
}

- (IBAction)closePopup:(id)sender
{
    NSDate *from = nil;
    NSDate *to = nil;
    if([[self fromToggler] isOn])
    {
        from = [[self fromDate] date];
    }
    if([[self toToggler] isOn])
    {
        to = [[self toDate] date];
    }
    [self.delegate passDateRangeViewController:self didFinishEnteringItem:from : to];
    [self removeAnimate];
}

- (void)showInView:(UIView *)aView animated:(BOOL)animated
{
    [aView addSubview:self.view];
    if (animated)
    {
        [self showAnimate];
    }
}

@end