using System;
using System.Globalization;
using System.Linq;

namespace LeafWeb.Core.Utility
{
	public static class StringExtensions
	{
		public static string SplitCamelCase(this string str)
		{
			return str.Aggregate(
				string.Empty,
				(current, c) =>
				current + (char.IsUpper(c) && current.Length > 0 ? " " + c : c.ToString(CultureInfo.InvariantCulture)));
		}

		public static string LowercaseFirst(string s)
		{
			// Check for empty string.
			if (string.IsNullOrEmpty(s))
			{
				return string.Empty;
			}
			// Return char and concat substring.
			return char.ToLowerInvariant(s[0]) + s.Substring(1);
		}
	}
}