using UnityEngine;

namespace UIWidgets
{
	[AddComponentMenu("UI/Spinner", 270)]
	public class Spinner : SpinnerBase<int>
	{
		public OnChangeEventInt onValueChangeInt = new OnChangeEventInt();

		public SubmitEventInt onEndEditInt = new SubmitEventInt();

		public Spinner()
		{
			_max = 100;
			_step = 1;
		}

		public override void Plus()
		{
			base.Value += base.Step;
		}

		public override void Minus()
		{
			base.Value -= base.Step;
		}

		protected override void SetValue(int newValue)
		{
			if (_value != InBounds(newValue))
			{
				_value = InBounds(newValue);
				base.text = _value.ToString();
				onValueChangeInt.Invoke(_value);
			}
		}

		protected override void ValueChange(string value)
		{
			if (Validation != SpinnerValidation.OnEndInput)
			{
				if (value.Length == 0)
				{
					value = "0";
				}
				SetValue(int.Parse(value));
			}
		}

		protected override void ValueEndEdit(string value)
		{
			if (value.Length == 0)
			{
				value = "0";
			}
			SetValue(int.Parse(value));
			onEndEditInt.Invoke(_value);
		}

		protected override char ValidateShort(string validateText, int charIndex, char addedChar)
		{
			if (charIndex != 0 || validateText.Length <= 0 || validateText[0] != '-')
			{
				if (addedChar >= '0' && addedChar <= '9')
				{
					return addedChar;
				}
				if (addedChar == '-' && charIndex == 0 && base.Min < 0)
				{
					return addedChar;
				}
			}
			return '\0';
		}

		protected override char ValidateFull(string validateText, int charIndex, char addedChar)
		{
			string text = validateText.Insert(charIndex, addedChar.ToString());
			if (base.Min > 0 && charIndex == 0 && addedChar == '-')
			{
				return '\0';
			}
			int num = ((text.Length <= 0 || text[0] != '-') ? 1 : 2);
			if (text.Length >= num)
			{
				int result;
				if (!int.TryParse(text, out result))
				{
					return '\0';
				}
				if (result != InBounds(result))
				{
					return '\0';
				}
				_value = result;
			}
			return addedChar;
		}

		protected override int InBounds(int value)
		{
			return Mathf.Clamp(value, _min, _max);
		}
	}
}