eqn.ios/Sources/Earthquake Network/Controllers/EQNMainTabBarController.m

//
//  EQNMainTabBarController.m
//  Earthquake Network
//
//  Created by Busi Andrea on 13/08/2020.
//  Copyright © 2020 Earthquake Network. All rights reserved.
//

#import "EQNMainTabBarController.h"
#import "AppDelegate.h"
#import "SWRevealViewController.h"
#import "EQNTabControllerDelegate.h"

#import "EQNUtility.h"
#import "EQNManager.h"
#import "EQNGeneratoreURLServer.h"
#import "ServerRequest.h"

@interface EQNMainTabBarController () <UITabBarControllerDelegate>
@property (nonatomic, strong) IBOutlet UIBarButtonItem *sidebarButton;

@property(nonatomic, strong) GADBannerView *bannerView;
@end

@implementation EQNMainTabBarController

static NSString * const SegueIdentifierInitialLoading = @"ShowInitialLoading";
static NSString * const SegueIdentifierSettings = @"ShowSettings";

#pragma mark - View Lifecycle

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    self.delegate = self;
    
    AppDelegate *appDelegate = (AppDelegate *)[[UIApplication sharedApplication] delegate];
    appDelegate.mainTabBarController = self;

    [self sincronizza];
    
    // check for an AppStore receipt
    NSURL *receiptURL = [[NSBundle mainBundle] appStoreReceiptURL];
    NSData *receipt = [NSData dataWithContentsOfURL:receiptURL];
    if (receipt) {
        [[ServerRequest defaultServerConnectionSingleton] inviaRicevuta:receipt success:^(id result) {
            // nope
        } failure:^(NSError *error) {
            // nope
        }];
    }
    
    [self addObservers];
    [self addHomeButton];
    
    self.bannerView = [EQNUtility ottieniBannerWithController:self position:YES];
    
    // show loader controller during initial data download
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        [self performSegueWithIdentifier:SegueIdentifierInitialLoading sender:self];
    });
}

#pragma mark - Private

- (void)addObservers
{
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(didReceiveOpenSettingsNotification:) name:NOTIFICHE_SISMI object:nil];
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(didReceiveInAppNotification:) name:IAPHelperPurchaseNotification object:nil];
}

- (void)addHomeButton
{
    for (UIViewController *viewController in self.viewControllers) {
        // search for a controller inside a nav controller
        UIViewController *controller = viewController;
        if ([viewController isKindOfClass:[UINavigationController class]]) {
            UINavigationController *navController = (UINavigationController *)viewController;
            controller = navController.viewControllers.firstObject;
        }
        
        // add hamburgher menu button
        SWRevealViewController *revealViewController = self.revealViewController;
        if (revealViewController && controller.navigationItem.leftBarButtonItem == nil) {
            UIImage *homeImage = [UIImage imageNamed:@"navbar-icon-menu"];
            UIBarButtonItem *homeButton = [[UIBarButtonItem alloc] initWithImage:homeImage
                                                                           style:UIBarButtonItemStylePlain
                                                                          target:revealViewController
                                                                          action:@selector(revealToggle:)];
            controller.navigationItem.leftBarButtonItem = homeButton;
        }
    }
}

#pragma mark - Notifications

- (void)didReceiveInAppNotification:(NSNotification *)notification
{
    [self.bannerView removeFromSuperview];
    self.bannerView = nil;
}
    
- (void)didReceiveOpenSettingsNotification:(NSNotification *)notification
{
    [self performSegueWithIdentifier:SegueIdentifierSettings sender:nil];
}

#pragma mark - Public

- (void)sincronizza
{
    [[EQNManager defaultManager] sincronizza];
}

- (void)fetchNewDataWithCompletionHandler:(void (^)(UIBackgroundFetchResult))completionHandler
{
    NSURL *url = [EQNGeneratoreURLServer urlPosizione];
    [[ServerRequest defaultServerConnectionSingleton] inviaInformazioniAlServerWithURL:url richiesta:posizione success:^(id result) {
        completionHandler(UIBackgroundFetchResultNewData);
    } failure:^(NSError *error) {
        completionHandler(UIBackgroundFetchResultFailed);
    }];
}

- (void)selectSection:(EQNTabBarSection)section
{
    NSInteger index = 0;
    switch (section) {
        case EQNTabBarSectionAllerte: index = 0; break;
        case EQNTabBarSectionSegnalazioni: index = 1; break;
        case EQNTabBarSectionRetiSismiche: index = 2; break;
    }
    
    self.selectedIndex = index;
}

#pragma mark -

- (void)tabBarController:(UITabBarController *)tabBarController didSelectViewController:(UIViewController *)viewController
{
    // search for a controller inside a nav controller
    UIViewController *controller = viewController;
    if ([viewController isKindOfClass:[UINavigationController class]]) {
        UINavigationController *navController = (UINavigationController *)viewController;
        controller = navController.viewControllers.firstObject;
    }
    
    // force a UI refresh when tab is changed
    if ([controller conformsToProtocol:@protocol(EQNTabControllerDelegate)]) {
        id<EQNTabControllerDelegate> tabController = (id<EQNTabControllerDelegate>)controller;
        if ([tabController respondsToSelector:@selector(refreshUI)]) {
            [tabController refreshUI];
        }
    }
}

@end