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Courses Plus Student 6,465 PointsRibbit: Edit Friends Issue. (The list update but not as the user want)
Hi there. I am making the Ribbit App. I can log in /out and sign up users. I have my list of friends as well. But I have an issue when I try to select my friends. Looks like there is certain in the execute command because when I try to change my friends is not really update as i want.
``Γ²bjective-c // // EditFriendsTableViewController.m // Ribbit // // Created by mlabarga on 31/07/14. // Copyright (c) 2014 mayte. All rights reserved. //
import "EditFriendsTableViewController.h"
import <Parse/Parse.h>
@interface EditFriendsTableViewController ()
@end
@implementation EditFriendsTableViewController
-
(void)viewDidLoad { [super viewDidLoad]; PFQuery *query =[PFUser query]; [query orderByAscending:@"username"]; [query findObjectsInBackgroundWithBlock:^(NSArray *objects, NSError *error) { if (error) { NSLog(@"Error: %@ %@",error, [error userInfo]); } else { self.allUsers = objects; [self.tableView reloadData]; } }];
self.currentUser =[PFUser currentUser]; }
pragma mark - Table view data source
(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView { // Return the number of sections. return 1; }
(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { // Return the number of rows in the section. return [self.allUsers count]; }
-
(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { static NSString *CellIdentifier =@"Cell"; UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier forIndexPath:indexPath];
PFUser *user = [self.allUsers objectAtIndex:indexPath.row]; cell.textLabel.text =user.username;
if ([self isFriend:user]) { cell.accessoryType =UITableViewCellAccessoryCheckmark; }
else { cell.accessoryType =UITableViewCellAccessoryNone; }
return cell; }
pragma mark - Table view delegate
-
(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
[self.tableView deselectRowAtIndexPath:indexPath animated:NO];
UITableViewCell *cell = [tableView cellForRowAtIndexPath:indexPath];
PFUser *user = [self.allUsers objectAtIndex:indexPath.row]; PFRelation *friendsRelation = [self.currentUser relationForKey:@"friendsRelation"];
if ([self isFriend:user]) { cell.accessoryType = UITableViewCellAccessoryNone;
for (PFUser *friend in self.friends) { if ([friend.objectId isEqualToString:user.objectId]) { [self.friends removeObject:friend]; break; } } [friendsRelation removeObject:user];
}
else {
cell.accessoryType =UITableViewCellAccessoryCheckmark; [self.friends addObject:user]; [friendsRelation addObject:user]; [self.currentUser saveInBackgroundWithBlock:^(BOOL succeeded, NSError *error) { if (error) { NSLog(@"Error: %@ %@", error, [error userInfo]); } }];
}
}
pragma mark - Helper methods
-(BOOL)isFriend:(PFUser *)user {
for (PFUser *friend in self.friends) {
if ([friend.objectId isEqualToString:user.objectId]) {
return YES;
}
}
return NO;
}
@end
1 Answer
maytelabargamalaga
Courses Plus Student 6,465 PointsThe thing is that I can not only deselect one name. I need to deselect one and (at the same time) select other. Otherwise, I can not deselect the name that I want.