TourIAm/TIAMSharedUI/Pages/Components/FullNameEditor.razor.cs

using DevExpress.Blazor;
using Microsoft.AspNetCore.Components;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace TIAMSharedUI.Pages.Components
{
    public partial class FullNameEditor : ComponentBase
    {

        [Parameter]
        public string FirstName { get; set; }

        [Parameter]
        public string LastName { get; set; }

        public string FullName { get; set; }

        [Parameter]
        public string NullText { get; set; }

        [Parameter]
        public EventCallback<string> FirstNameChanged { get; set; }

        [Parameter]
        public EventCallback<string> LastNameChanged { get; set; }

        public int InputDelay { get; set; } = 500;
        public DxTextBox firstNameTextField;
        public DxTextBox lastNameTextField;

        void OnFirstNameChanged(string newValue)
        {
            if (!string.IsNullOrEmpty(newValue))
            {
                FirstName = newValue;
                FullName = $"{newValue} {LastName}";
            }
            else
            {
                FirstName = null;
                firstNameTextField.Text = "Invalid data";
            }
            FirstNameChanged.InvokeAsync(newValue);
        }
        void OnLastNameChanged(string newValue)
        {
            if (!string.IsNullOrEmpty(newValue))
            {
                LastName = newValue;
                FullName = $"{FirstName} {newValue}";
            }
            else
            {
                LastName = null;
                lastNameTextField.Text = "Invalid data";
            }
            LastNameChanged.InvokeAsync(newValue);
        }


    }
}