How to create Forgot Password Default Alert Popup for all iOS Apps

//Declare in .h file

NSString * forgotPasswordAlertText;

//Forgot Password button Actions Methods

- (IBAction)forgotPasswordButtonTapped:(id)sender{

    UIAlertView * altView = [[UIAlertView alloc] initWithTitle:@"Forgot Password?"message:@"Please enter your email address." delegate:self cancelButtonTitle:@“Cancel"otherButtonTitles:@"OK", nil];

    altView.tag = 101;

    [altView setAlertViewStyle:UIAlertViewStylePlainTextInput];

    [altView textFieldAtIndex:0].placeholder = @"Email Address";

    [altView textFieldAtIndex:0].keyboardType = UIKeyboardTypeEmailAddress;

    [altView textFieldAtIndex:0].returnKeyType = UIReturnKeyDone;

    [altView textFieldAtIndex:0].text = forgotPasswordAlertText;

    [altView show];

}

#pragma mark Alert view Delegate

- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex

{

    switch (alertView.tag) {

        //101 tag for forgot password

        case 101:

            switch (buttonIndex) {

                case 1:

                    forgotPasswordAlertText = [alertView textFieldAtIndex:0].text;

                    if (![self validateEmail:forgotPasswordAlertText]){

                        showAlertOkAction( @"Check Email", @"Please Enter Proper Username");

                    }else{

                        //call web service method from here

                        forgotPasswordAlertText = @"";

                    }

                    break;

                    

                default:

                    break;

            }

            break;

        //102 tag for reopen forgot password alert

        case 102:

            [self forgotPasswordButtonTapped:nil];

            

        default:

            break;

    }

}

//For Email Validation

-(BOOL)validateEmail:(NSString*)email{

    

    NSString *emailRegex = @"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";

    NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];

    BOOL isValid = [emailTest evaluateWithObject:email];

    

    return isValid;

}

//Declare in Constant File

#define showAlertOkAction(messageT,title) UIAlertView *alert=[[UIAlertView alloc] initWithTitle:messageT message:title delegate:nil cancelButtonTitle:@"OK"otherButtonTitles:nil, nil];[alert show];alert.tag = 102;alert.delegate = self;