using System;
using System.IO;
using System.Collections;
using System.Xml.Serialization;
using UnityEngine;
using UnityEngine.UI;

namespace LzFramework
{
    /// <summary>
    /// some common used method
    /// </summary>
    public class Common
    {
        /// <summary>
        /// Calculate string Length with font
        /// </summary>
        /// <param name="message"></param>
        /// <param name="font"></param>
        /// <param name="fontSize"></param>
        /// <param name="fontStyle"></param>
        /// <returns></returns>
        public static int CalculateLengthOfText(string message, Font font, int fontSize, FontStyle fontStyle)
        {
            font.RequestCharactersInTexture(message, fontSize, fontStyle);
            CharacterInfo characterInfo = new CharacterInfo();
            char[] arr = message.ToCharArray();
            int totalLength = 0;
            foreach (char c in arr)
            {
                font.GetCharacterInfo(c, out characterInfo, fontSize);
                totalLength += characterInfo.advance;
            }
            return totalLength;
        }

        /// <summary>
        /// Enable or Disable MaskableGraphic in self and children
        /// </summary>
        /// <param name="trans"></param>
        /// <param name="show"></param>
        public static void EnaleGraphic(Transform trans, bool enable)
        {
            MaskableGraphic graphic = trans.GetComponent<MaskableGraphic>();
            if (graphic)
                graphic.enabled = enable;
            foreach (Transform tran in trans)
            {
                EnaleGraphic(tran, enable);
            }
        }

        /// <summary>
        /// Enable or Disable Renderer in self and children
        /// </summary>
        /// <param name="trans"></param>
        /// <param name="enable"></param>
        public static void EnableRenderer(Transform trans, bool enable)
        {
            Renderer renderer = trans.GetComponent<Renderer>();
            if (renderer)
                renderer.enabled = enable;
            foreach (Transform tran in trans)
            {
                EnableRenderer(tran, enable);
            }
        }

        /// <summary>
        /// Do <paramref name="something"/> After <paramref name="time"/>.
        /// Mark with <paramref name="coroutineName"/>
        /// </summary>
        /// <param name="time"></param>
        /// <param name="something"></param>
        /// <param name="coroutineName"></param>
        /// <returns></returns>
        public static MineCoroutine DoSomethingAfterTime(float time, Action something, string coroutineName = null)
        {
            return SingletonCreator.Create<CoroutineManager>().CreateCoroutine(StartSomethingAfterTime(time, something), null, null, true, coroutineName);
        }

        /// <summary>
        /// Do Something After <paramref name="time"/>
        /// </summary>
        /// <param name="time"></param>
        /// <param name="something"></param>
        /// <returns></returns>
        protected static IEnumerator StartSomethingAfterTime(float time, Action something)
        {
            yield return new WaitForSeconds(time);
            if (null != something)
                something();
        }
    }

    /// <summary>
    /// Xml common used Method 
    /// </summary>
    public class XmlCommon
    {
        /// <summary>
        /// Deserialize XML from string
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="xml"></param>
        /// <returns></returns>
        public static T FromString<T>(string xml)
        {
            using (StringReader sr = new StringReader(xml))
            {
                Type type = typeof(T);
                XmlSerializer xmldes = new XmlSerializer(type);
                return (T)xmldes.Deserialize(sr);
            }
        }

        /// <summary>
        /// Deserialize xml from file
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="path"></param>
        /// <returns></returns>
        public static T FromFile<T>(string path)
        {
            if (File.Exists(path))
            {
                string xml = File.ReadAllText(path);
                return FromString<T>(xml);
            }
            return default(T);
        }

        /// <summary>
        /// Serialize <paramref name="t"/> to xml string
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="t"></param>
        /// <returns></returns>
        public static string ToXml<T>(T t)
        {
            try
            {
                Type type = typeof(T);
                using (MemoryStream Stream = new MemoryStream())
                {
                    XmlSerializer xml = new XmlSerializer(type);
                    xml.Serialize(Stream, t);
                    Stream.Position = 0;
                    using (StreamReader sr = new StreamReader(Stream))
                    {
                        return sr.ReadToEnd();
                    }
                }
            }
            catch (Exception ex)
            {
                Debug.Log(ex);
            }
            return null;
        }

        /// <summary>
        /// Serialize <paramref name="t"/> to file <paramref name="path"/>
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="t"></param>
        /// <param name="path"></param>
        public static void WriteXmlFile<T>(T t, string path)
        {
            string xml = ToXml(t);
            if (string.IsNullOrEmpty(xml))
                return;
            File.WriteAllText(path, xml);
        }
    }
}