Configure gradient for view

ConfigureGradientForView

- (void)configureGradientView:(UIView *)aView {

    CAGradientLayer *gradient = [CAGradientLayer layer];
    gradient.frame = aView.bounds;

    gradient.colors = @[(id)[UIColor colorWithWhite:0.f alpha:0.01f].CGColor,
                        (id)[UIColor colorWithWhite:0.f alpha:0.02f].CGColor,
                        (id)[UIColor colorWithWhite:0.f alpha:0.03f].CGColor,
                        (id)[UIColor colorWithWhite:0.f alpha:0.2f].CGColor,
                        (id)[UIColor colorWithWhite:0.f alpha:0.3f].CGColor,
                        (id)[UIColor colorWithWhite:0.f alpha:1.f].CGColor,
                        (id)[UIColor colorWithWhite:0.f alpha:1.f].CGColor];
    
    gradient.locations = @[@0.0f,
                           @0.1f,
                           @0.2f,
                           @0.3f,
                           @0.4f,
                           @0.6,
                           @1.f];
    
    aView.backgroundColor = [UIColor clearColor];
    [aView.layer insertSublayer:gradient atIndex:0];
}