using System;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.SceneManagement;

namespace I2.Loc;

public static class I2Utils
{
	public const string ValidChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_";

	public const string NumberChars = "0123456789";

	public const string ValidNameSymbols = ".-_$#@*()[]{}+:?!&',^=<>~`";

	public static string ReverseText(string source)
	{
		int length = source.Length;
		char[] output = new char[length];
		char[] anyOf = new char[2] { '\r', '\n' };
		int i = 0;
		while (i < length)
		{
			int num = source.IndexOfAny(anyOf, i);
			if (num < 0)
			{
				num = length;
			}
			Reverse(i, num - 1);
			for (i = num; i < length && (source[i] == '\r' || source[i] == '\n'); i++)
			{
				output[i] = source[i];
			}
		}
		return new string(output);
		void Reverse(int start, int end)
		{
			for (int j = 0; j <= end - start; j++)
			{
				output[end - j] = source[start + j];
			}
		}
	}

	public static string RemoveNonASCII(string text, bool allowCategory = false)
	{
		if (string.IsNullOrEmpty(text))
		{
			return text;
		}
		int num = 0;
		char[] array = new char[text.Length];
		bool flag = false;
		string text2 = text.Trim();
		foreach (char c in text2)
		{
			char c2 = ' ';
			if ((allowCategory && (c == '\\' || c == '"' || c == '/')) || char.IsLetterOrDigit(c) || ".-_$#@*()[]{}+:?!&',^=<>~`".IndexOf(c) >= 0)
			{
				c2 = c;
			}
			if (char.IsWhiteSpace(c2))
			{
				if (!flag)
				{
					if (num > 0)
					{
						array[num++] = ' ';
					}
					flag = true;
				}
			}
			else
			{
				flag = false;
				array[num++] = c2;
			}
		}
		return new string(array, 0, num);
	}

	public static string GetValidTermName(string text, bool allowCategory = false)
	{
		if (text == null)
		{
			return null;
		}
		text = RemoveTags(text);
		return RemoveNonASCII(text, allowCategory);
	}

	public static string SplitLine(string line, int maxCharacters)
	{
		if (maxCharacters <= 0 || line.Length < maxCharacters)
		{
			return line;
		}
		char[] array = line.ToCharArray();
		bool flag = true;
		bool flag2 = false;
		int i = 0;
		int num = 0;
		for (; i < array.Length; i++)
		{
			if (flag)
			{
				num++;
				if (array[i] == '\n')
				{
					num = 0;
				}
				if (num >= maxCharacters && char.IsWhiteSpace(array[i]))
				{
					array[i] = '\n';
					flag = false;
					flag2 = false;
				}
			}
			else if (!char.IsWhiteSpace(array[i]))
			{
				flag = true;
				num = 0;
			}
			else if (array[i] != '\n')
			{
				array[i] = '\0';
			}
			else
			{
				if (!flag2)
				{
					array[i] = '\0';
				}
				flag2 = true;
			}
		}
		return new string(array.Where((char c) => c != '\0').ToArray());
	}

	public static bool FindNextTag(string line, int iStart, out int tagStart, out int tagEnd)
	{
		tagStart = -1;
		tagEnd = -1;
		int length = line.Length;
		tagStart = iStart;
		while (tagStart < length && line[tagStart] != '[' && line[tagStart] != '(' && line[tagStart] != '{' && line[tagStart] != '<')
		{
			tagStart++;
		}
		if (tagStart == length)
		{
			return false;
		}
		bool flag = false;
		for (tagEnd = tagStart + 1; tagEnd < length; tagEnd++)
		{
			char c = line[tagEnd];
			if (c == ']' || c == ')' || c == '}' || c == '>')
			{
				if (flag)
				{
					return FindNextTag(line, tagEnd + 1, out tagStart, out tagEnd);
				}
				return true;
			}
			if (c > 'ÿ')
			{
				flag = true;
			}
		}
		return false;
	}

	public static string RemoveTags(string text)
	{
		return Regex.Replace(text, "\\{\\[(.*?)]}|\\[(.*?)]|\\<(.*?)>", "");
	}

	public static bool RemoveResourcesPath(ref string sPath)
	{
		int num = sPath.IndexOf("\\Resources\\", StringComparison.Ordinal);
		int num2 = sPath.IndexOf("\\Resources/", StringComparison.Ordinal);
		int num3 = sPath.IndexOf("/Resources\\", StringComparison.Ordinal);
		int num4 = sPath.IndexOf("/Resources/", StringComparison.Ordinal);
		int num5 = Mathf.Max(num, num2, num3, num4);
		bool result = false;
		if (num5 >= 0)
		{
			sPath = sPath.Substring(num5 + 11);
			result = true;
		}
		else
		{
			num5 = sPath.LastIndexOfAny(LanguageSourceData.CategorySeparators);
			if (num5 > 0)
			{
				sPath = sPath.Substring(num5 + 1);
			}
		}
		string extension = Path.GetExtension(sPath);
		if (!string.IsNullOrEmpty(extension))
		{
			sPath = sPath.Substring(0, sPath.Length - extension.Length);
		}
		return result;
	}

	public static bool IsPlaying()
	{
		if (Application.isPlaying)
		{
			return true;
		}
		return false;
	}

	public static string GetPath(this Transform tr)
	{
		Transform parent = tr.parent;
		if (tr == null)
		{
			return tr.name;
		}
		return parent.GetPath() + "/" + tr.name;
	}

	public static Transform FindObject(string objectPath)
	{
		return FindObject(SceneManager.GetActiveScene(), objectPath);
	}

	public static Transform FindObject(Scene scene, string objectPath)
	{
		GameObject[] rootGameObjects = scene.GetRootGameObjects();
		for (int i = 0; i < rootGameObjects.Length; i++)
		{
			Transform transform = rootGameObjects[i].transform;
			if (transform.name == objectPath)
			{
				return transform;
			}
			if (objectPath.StartsWith(transform.name + "/", StringComparison.Ordinal))
			{
				return FindObject(transform, objectPath.Substring(transform.name.Length + 1));
			}
		}
		return null;
	}

	public static Transform FindObject(Transform root, string objectPath)
	{
		for (int i = 0; i < root.childCount; i++)
		{
			Transform child = root.GetChild(i);
			if (child.name == objectPath)
			{
				return child;
			}
			if (objectPath.StartsWith(child.name + "/", StringComparison.Ordinal))
			{
				return FindObject(child, objectPath.Substring(child.name.Length + 1));
			}
		}
		return null;
	}

	public static H FindInParents<H>(Transform tr) where H : Component
	{
		if (!tr)
		{
			return null;
		}
		H component = tr.GetComponent<H>();
		while (!(UnityEngine.Object)component && (bool)tr)
		{
			component = tr.GetComponent<H>();
			tr = tr.parent;
		}
		return component;
	}

	public static string GetCaptureMatch(Match match)
	{
		for (int num = match.Groups.Count - 1; num >= 0; num--)
		{
			if (match.Groups[num].Success)
			{
				return match.Groups[num].ToString();
			}
		}
		return match.ToString();
	}

	public static void SendWebRequest(UnityWebRequest www)
	{
		www.SendWebRequest();
	}
}