V7GoogCalendarViewController.m

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//
//  V7GoogleCalendarViewController.m
//  TodaysMenu
//
//  Created by Don Zeek on 4/25/18.
//  Copyright © 2018 net.dzeek.y2015.ios.portfolio. All rights reserved.
//

#import "V7GoogCalendarViewController.h"
#import "Z5DataController.h"
// #import "Z5GoogleCalendarController.h"
// #import "Z5GoogleLoginController.h"

@interface V7GoogCalendarViewController ()

@end

@implementation V7GoogCalendarViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    self.title = @"Google Calendar";
    // Initialize the service object.
    self.service = [[GTLRCalendarService alloc] init];
    [[self view] setBackgroundColor:[UIColor colorWithHue:0.32
                                               saturation:0.8
                                               brightness:0.5
                                                    alpha:1.0]];
    
    CGRect totalFrame = self.view.frame;
    
    Z5GoogleLoginController *loginControl = [[[Z5DataController sharedInstance] remoteDataController] loginController];
    
    Z5GoogleCalendarDataController *calendarControl = [[[Z5DataController sharedInstance] remoteDataController] calendarController];
    
    if ([[loginControl signedIn] boolValue]) {
        [calendarControl signedIn:[loginControl signedInUser]];
        [calendarControl addCalendarListener:self];
        
        CGRect listFilesButtonFrame = CGRectMake(totalFrame.size.width * 0.30,
                                                 totalFrame.size.height * 0.2,
                                                 totalFrame.size.width * 0.4,
                                                 totalFrame.size.height * 0.1);
        
        self.listEventsButton = [[UIButton alloc] initWithFrame:listFilesButtonFrame];
        [self.listEventsButton setTitle:@"list events" forState:UIControlStateNormal];
        [self.listEventsButton addTarget:self action:@selector(fetchEvents) forControlEvents:UIControlEventTouchUpInside];
        [self.view addSubview:self.listEventsButton];

        self.service = [calendarControl service];
        
    } else {
        // Add the sign-in button.
        CGRect signInButtonFrame =  CGRectMake(totalFrame.size.width * 0.45,
                                               totalFrame.size.height * 0.1,
                                               totalFrame.size.width * 0.1,
                                               totalFrame.size.height * 0.05);
        

        [loginControl configureGoogleSignIn];
        GIDSignIn* signIn = [GIDSignIn sharedInstance];
        signIn.delegate = loginControl;
        signIn.uiDelegate = self;
        
        self.signInButton = [[GIDSignInButton alloc] init];
        [self.signInButton setFrame:signInButtonFrame];
        _signInButton.layer.cornerRadius = 8;
        _signInButton.layer.borderColor = [[UIColor blackColor] CGColor];
        _signInButton.layer.borderWidth = 3.0;
        _signInButton .clipsToBounds = YES;
       [self.view addSubview:self.signInButton];
        
    }
}

#pragma mark - Z5GoogleLoginListener
- (void) signedIn: (GIDGoogleUser *)user
{
    NSLog(@"GoogCalendarViewController.signedIn: user-auth: %@", user.authentication.fetcherAuthorizer);
    
    Z5GoogleCalendarDataController *calendarControl = [[[Z5DataController sharedInstance] remoteDataController] calendarController];
    self.service = [calendarControl service];
}
- (void) signedOut:(GIDGoogleUser *)user
{
    self.service = nil;
}

// Construct a query and get a list of upcoming events from the user calendar. Display the
// start dates and event summaries in the UITextView.
- (void)fetchEvents {
    NSLog(@"GoogCalendarViewController.fetchEvents");
           
    GTLRCalendarQuery_EventsList *query =
    [GTLRCalendarQuery_EventsList queryWithCalendarId:@"primary"];
    query.maxResults = 10;
    query.timeMin = [GTLRDateTime dateTimeWithDate:[NSDate date]];
    query.singleEvents = YES;
    query.orderBy = kGTLRCalendarOrderByStartTime;
    
    [self.service executeQuery:query
                      delegate:self
             didFinishSelector:@selector(displayResultWithTicket:finishedWithObject:error:)];
}

- (void)displayResultWithTicket:(GTLRServiceTicket *)ticket
             finishedWithObject:(GTLRCalendar_Events *)events
                          error:(NSError *)error {
    NSLog(@"GoogCalendarViewController.displayResult");
    if (error == nil) {
        NSMutableString *output = [[NSMutableString alloc] init];
        if (events.items.count > 0) {
            [output appendString:@"Upcoming events:\n"];
            for (GTLRCalendar_Event *event in events) {
                GTLRDateTime *start = event.start.dateTime ?: event.start.date;
                NSString *startString =
                [NSDateFormatter localizedStringFromDate:[start date]
                                               dateStyle:NSDateFormatterShortStyle
                                               timeStyle:NSDateFormatterShortStyle];
                [output appendFormat:@"%@ - %@\n", startString, event.summary];
            }
        } else {
            [output appendString:@"No upcoming events found."];
        }
        NSLog(@"GoogCalendarViewController.displayResult:\n%@", output);
        // self.output.text = output;
    } else {
        // [self showAlert:@"Error" message:error.localizedDescription];
        NSLog(@"GoogCalendarViewController.displayResult:\nerror: %@", error.localizedDescription);
    }
}

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

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end