PatternTabBarController.m

//
//  Copyright (c) 2015 Google Inc.
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//

//
// For more information on setting up and running this sample code, see
// https://firebase.google.com/docs/analytics/ios/start
//

#import "PatternTabBarController.h"

@import FirebaseAnalytics;

@implementation PatternTabBarController

- (void)viewDidAppear:(BOOL)animated {
  [super viewDidAppear:animated];
  // For first run, ask for the user's favorite food.
  if (![self getUserFavoriteFood]) {
    [self askForFavoriteFood];
  }
}

- (void)didTapShare:(id)sender {
  NSString *name = [NSString stringWithFormat:@"Pattern~%@", self.selectedViewController.title];
  NSString *text = [NSString stringWithFormat:@"I'd love you to hear about %@", name];

  // [START custom_event_objc]
  [FIRAnalytics logEventWithName:@"share_image"
                      parameters:@{
                                   @"name": name,
                                   @"full_text": text
                                   }];
  // [END custom_event_objc]

  NSString *title = [NSString stringWithFormat:@"Share: %@",
                     self.selectedViewController.title];
  NSString *message =
      @"Share event sent to Analytics; actual share not implemented in this quickstart";

  UIAlertController *alert = [UIAlertController alertControllerWithTitle:title message:message preferredStyle:UIAlertControllerStyleAlert];
  [alert addAction:[UIAlertAction actionWithTitle:@"Ok" style:UIAlertActionStyleDefault handler:nil]];
  [self presentViewController:alert animated:true completion:nil];
}

- (NSString *)getUserFavoriteFood {
  return [[NSUserDefaults standardUserDefaults] stringForKey:@"favorite_food"];
}

- (void)askForFavoriteFood {
  [self performSegueWithIdentifier:@"pickFavoriteFood" sender:self];
}

-(IBAction)unwindToHome:(UIStoryboardSegue *)segue {
    UINavigationController *nc = self.navigationController;
    [nc dismissViewControllerAnimated:YES completion: nil];
}

@end