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#import "MWMTrafficButtonViewController.h"
#import "MWMCommon.h"
#import "MWMAlertViewController.h"
#import "MWMButton.h"
#import "MWMMapViewControlsCommon.h"
#import "MWMMapViewControlsManager.h"
#import "MWMToast.h"
#import "MWMTrafficManager.h"
#import "MapViewController.h"
namespace
{
CGFloat const kTopOffset = 6;
NSArray<UIImage *> * imagesWithName(NSString * name)
{
NSUInteger const imagesCount = 3;
NSMutableArray<UIImage *> * images = [NSMutableArray arrayWithCapacity:imagesCount];
NSString * mode = [UIColor isNightMode] ? @"dark" : @"light";
for (NSUInteger i = 1; i <= imagesCount; i += 1)
{
NSString * imageName = [NSString stringWithFormat:@"%@_%@_%@", name, mode, @(i).stringValue];
[images addObject:static_cast<UIImage * _Nonnull>([UIImage imageNamed:imageName])];
}
return [images copy];
}
} // namespace
@interface MWMMapViewControlsManager ()
@property(nonatomic) MWMTrafficButtonViewController * trafficButton;
@end
@interface MWMTrafficButtonViewController ()<MWMTrafficManagerObserver>
@property(nonatomic) NSLayoutConstraint * topOffset;
@property(nonatomic) NSLayoutConstraint * leftOffset;
@property(nonatomic) CGRect availableArea;
@end
@implementation MWMTrafficButtonViewController
+ (MWMTrafficButtonViewController *)controller
{
return [MWMMapViewControlsManager manager].trafficButton;
}
- (instancetype)init
{
self = [super init];
if (self)
{
MapViewController * ovc = [MapViewController controller];
[ovc addChildViewController:self];
[ovc.view addSubview:self.view];
[self configLayout];
[self refreshAppearance];
[MWMTrafficManager addObserver:self];
}
return self;
}
- (void)configLayout
{
UIView * sv = self.view;
UIView * ov = sv.superview;
self.topOffset = [NSLayoutConstraint constraintWithItem:sv
attribute:NSLayoutAttributeTop
relatedBy:NSLayoutRelationEqual
toItem:ov
attribute:NSLayoutAttributeTop
multiplier:1
constant:kTopOffset];
self.leftOffset = [NSLayoutConstraint constraintWithItem:sv
attribute:NSLayoutAttributeLeading
relatedBy:NSLayoutRelationEqual
toItem:ov
attribute:NSLayoutAttributeLeading
multiplier:1
constant:kViewControlsOffsetToBounds];
[ov addConstraints:@[ self.topOffset, self.leftOffset ]];
}
- (void)mwm_refreshUI
{
[self.view mwm_refreshUI];
[self refreshAppearance];
}
- (void)setHidden:(BOOL)hidden
{
_hidden = hidden;
[self refreshLayout];
}
- (void)refreshLayout
{
runAsyncOnMainQueue(^{
auto const availableArea = self.availableArea;
auto const leftOffset =
self.hidden ? -self.view.width : availableArea.origin.x + kViewControlsOffsetToBounds;
UIView * ov = self.view.superview;
[ov setNeedsLayout];
self.topOffset.constant = availableArea.origin.y + kTopOffset;
self.leftOffset.constant = leftOffset;
[UIView animateWithDuration:kDefaultAnimationDuration
animations:^{
[ov layoutIfNeeded];
}];
});
}
- (void)refreshAppearance
{
MWMButton * btn = static_cast<MWMButton *>(self.view);
UIImageView * iv = btn.imageView;
// Traffic state machine: https://confluence.mail.ru/pages/viewpage.action?pageId=103680959
[iv stopAnimating];
switch ([MWMTrafficManager state])
{
case MWMTrafficManagerStateDisabled: btn.imageName = @"btn_traffic_off"; break;
case MWMTrafficManagerStateEnabled: btn.imageName = @"btn_traffic_on"; break;
case MWMTrafficManagerStateWaitingData:
iv.animationImages = imagesWithName(@"btn_traffic_update");
iv.animationDuration = 0.8;
[iv startAnimating];
break;
case MWMTrafficManagerStateOutdated: btn.imageName = @"btn_traffic_outdated"; break;
case MWMTrafficManagerStateNoData:
btn.imageName = @"btn_traffic_on";
[MWMToast showWithText:L(@"traffic_data_unavailable")];
break;
case MWMTrafficManagerStateNetworkError:
btn.imageName = @"btn_traffic_off";
[MWMTrafficManager enableTraffic:NO];
[[MWMAlertViewController activeAlertController] presentNoConnectionAlert];
break;
case MWMTrafficManagerStateExpiredData:
btn.imageName = @"btn_traffic_on";
[MWMToast showWithText:L(@"traffic_update_maps_text")];
break;
case MWMTrafficManagerStateExpiredApp:
btn.imageName = @"btn_traffic_on";
[MWMToast showWithText:L(@"traffic_update_app_message")];
break;
}
}
- (IBAction)buttonTouchUpInside
{
[MWMTrafficManager enableTraffic:[MWMTrafficManager state] == MWMTrafficManagerStateDisabled];
}
+ (void)updateAvailableArea:(CGRect)frame
{
auto controller = [self controller];
if (CGRectEqualToRect(controller.availableArea, frame))
return;
controller.availableArea = frame;
[controller refreshLayout];
}
#pragma mark - MWMTrafficManagerObserver
- (void)onTrafficStateUpdated { [self refreshAppearance]; }
@end
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