using Controls.Exceptions;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Controls
{
    public partial class CustomTextBoxNumber : UserControl
    {
        /// <summary>
        /// Конструктор
        /// </summary>
        public CustomTextBoxNumber()
        {
            InitializeComponent();
        }

        /// <summary>
        /// Шаблон вводимого значения
        /// </summary>
        private string? _numberPattern;

        /// <summary>
        /// Шаблон вводимого значения
        /// </summary>
        public string? NumPattern
        {
            get { return _numberPattern; }
            set { _numberPattern = value; }
        }

        /// <summary>
        /// Введенное значение
        /// </summary>
        public string? TextBoxNumber
        {
            get
            {
                if (NumPattern == null)
                {
                    throw new CustomNumberException("Шаблон не заполнен!");
                }

                Regex regex = new Regex(NumPattern);
                if (regex.IsMatch(textBoxNumber.Text))
                {
                    return textBoxNumber.Text;
                }
                else
                {
                    throw new CustomNumberException(textBoxNumber.Text + " не соответствует шаблону!");
                }
            }

            set
            {
                Regex regex = new Regex(NumPattern!);
                if (regex.IsMatch(value))
                {
                    textBoxNumber.Text = value;
                }

            }
        }

        /// <summary>
        /// Событие, вызываемое при смене значения
        /// </summary>
        private EventHandler _onValueChangedEvent;

        /// <summary>
        /// Событие, вызываемое при смене значения
        /// </summary>
        public event EventHandler ValueChanged
        {
            add
            {
                _onValueChangedEvent += value;
            }

            remove
            {
                _onValueChangedEvent -= value;
            }
        }
        /// <summary>
        /// Смена значения
        /// </summary>
        private void CustomNumberBox_NumberChanged(object sender, EventArgs e)
        {
            _onValueChangedEvent?.Invoke(sender, e);
        }

        /// <summary>
        /// Выведение подсказки на экран
        /// </summary>
        private void textBox_Enter(object sender, EventArgs e)
        {
            int visibleTime = 2000;
            ToolTip tooltip = new ToolTip();
            tooltip.Show("+79991144333", textBoxNumber, 30, -20, visibleTime);
        }
    }
}