OnTheLine-TakeSaveAccessPhotos

TakeSaveAccessPhotos

- (void)savePhoto:(UIImage *)photo completion:(void (^)(void))completion {

    CGSize scaledSize = CGSizeMake(512, 512);
    
    if (photo.size.width > photo.size.height) {
        CGFloat ratio = photo.size.height / photo.size.width;
        scaledSize.height = round(scaledSize.width * ratio);
    } else {
        CGFloat ratio = photo.size.width / photo.size.height;
        scaledSize.width = round(scaledSize.height * ratio);
    }
    
    UIGraphicsBeginImageContext(scaledSize);
    [photo drawInRect:CGRectMake(0, 0, scaledSize.width, scaledSize.height)];
    NSData *data = UIImageJPEGRepresentation(UIGraphicsGetImageFromCurrentImageContext(), 0.75);
    UIGraphicsEndImageContext();
    
    NSString *uniqueName = [[NSUUID UUID].UUIDString stringByAppendingPathExtension:@"jpeg"];
    NSString *filePath = [self documentsPathWithFileName:uniqueName];
    
    [data writeToFile:filePath atomically:YES]; //Write the file
    
    NSMutableArray *photos = [[NSMutableArray alloc] initWithArray:self.photoURLs];
    [photos addObject:uniqueName];
    
    self.photoURLs = photos;
    
    completion();
}

- (NSString *)documentsPathWithFileName:(NSString *)filename {
    
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask, YES);
    NSString *documentsPath = [paths objectAtIndex:0];
    
    return [documentsPath stringByAppendingPathComponent:filename];
}

#pragma mark - Take Photo

- (IBAction)takePhoto:(id)sender {

    UIImagePickerController *imagePicker = [[UIImagePickerController alloc] init];
    
    UIImagePickerControllerSourceType sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
    
    if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {
        sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
    }
    
    imagePicker.sourceType = sourceType;
    imagePicker.delegate = self;
    [self presentViewController:imagePicker animated:YES completion:nil];
    
}

- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {
    [self dismissViewControllerAnimated:YES completion:nil];
}

- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {
    
    UIImage *image = info[UIImagePickerControllerOriginalImage];
    
    UIAlertController *alertController = [UIAlertController
                                          alertControllerWithTitle:@"Photo comment"
                                          message:nil
                                          preferredStyle:UIAlertControllerStyleAlert];
    
    
    [alertController addTextFieldWithConfigurationHandler:nil];
    
    UIAlertAction *alertAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"OK", @"OK action")
                                                          style:UIAlertActionStyleDefault
                                                        handler:^(UIAlertAction *action) {
                                                            dispatch_async(dispatch_get_main_queue(), ^{
                                                                [SVProgressHUD showWithStatus:@"Uploading"];
                                                            });
                                                            
                                                            UITextField *message = alertController.textFields.firstObject;
                                                            
                                                            [[PhotosController sharedInstance] savePhoto:image message:message.text completion:^{
                                                                [SVProgressHUD showSuccessWithStatus:@"Posted"];
                                                                [self refresh:nil];
                                                            }];
                                                        }];
    [alertController addAction:alertAction];
    
    [self dismissViewControllerAnimated:YES completion:^{
        [self presentViewController:alertController animated:YES completion:nil];
    }];
    
}

- (void)updateWithPhotoFileName:(NSString *)photoFileName {
    
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask, YES);
    NSString *documentsPath = [paths objectAtIndex:0];
    
    NSData *photoData = [NSData dataWithContentsOfFile:[documentsPath stringByAppendingPathComponent:photoFileName]];
    UIImage *image = [UIImage imageWithData:photoData];
    
    self.photoImageView.image = image;
}