namespace com.hitrust.b2b.trustpay.client
{
    using System;
    using System.Collections;

    public class XMLDocument
    {
        private string iXMLString;

        public XMLDocument()
        {
            this.iXMLString = "";
        }

        public XMLDocument(string aXMLString)
        {
            this.iXMLString = "";
            this.init(aXMLString);
        }

        public virtual XMLDocument deleteFirstTagDocument()
        {
            string str = this.getFirstTagName();
            int index = this.iXMLString.IndexOf("<" + str + ">");
            int num2 = this.iXMLString.IndexOf("</" + str + ">");
            if (num2 > index)
            {
                this.iXMLString = this.iXMLString.Substring((num2 + str.Length) + 3);
            }
            return this;
        }

        public virtual ArrayList getDocuments(string aTag)
        {
            string iXMLString = this.iXMLString;
            ArrayList list = new ArrayList();
            while (true)
            {
                XMLDocument document = null;
                int index = iXMLString.IndexOf("<" + aTag.Trim() + ">");
                int num2 = iXMLString.IndexOf("</" + aTag.Trim() + ">");
                if (((index == -1) || (num2 == -1)) || (index > num2))
                {
                    return list;
                }
                document = new XMLDocument(iXMLString.Substring(index, ((num2 + aTag.Length) + 3) - index));
                list.Add(document);
                iXMLString = iXMLString.Substring(num2 + 1);
            }
        }

        public virtual string getFirstTagName()
        {
            string str = null;
            int index = this.iXMLString.IndexOf('<');
            int num2 = this.iXMLString.IndexOf('>');
            if (num2 > index)
            {
                str = this.iXMLString.Substring(index + 1, num2 - (index + 1));
            }
            return str;
        }

        public virtual XMLDocument getFormatDocument(string aSpace)
        {
            return this.getFormatDocument(0, aSpace);
        }

        private XMLDocument getFormatDocument(int aLevel, string aSpace)
        {
            string str2;
            string str = aSpace;
            for (int i = 0; i < aLevel; i++)
            {
                str = str + aSpace;
            }
            if (this.getFirstTagName() == null)
            {
                return this;
            }
            string aXMLString = "\n";
            for (XMLDocument document = new XMLDocument(this.iXMLString); (str2 = document.getFirstTagName()) != null; document = document.deleteFirstTagDocument())
            {
                XMLDocument document2 = document.getValue(str2);
                string str4 = "";
                if (document2.getFirstTagName() != null)
                {
                    str4 = str;
                }
                aXMLString = string.Concat(new object[] { aXMLString, str, "<", str2, ">", document2.getFormatDocument(aLevel + 1, aSpace), str4, "</", str2, ">\n" });
            }
            return new XMLDocument(aXMLString);
        }

        public virtual XMLDocument getValue(string aTag)
        {
            XMLDocument document = null;
            int index = this.iXMLString.IndexOf("<" + aTag.Trim() + ">");
            int num2 = this.iXMLString.IndexOf("</" + aTag.Trim() + ">");
            if (((index >= 0) && (num2 >= 0)) && (index < num2))
            {
                document = new XMLDocument(this.iXMLString.Substring((index + aTag.Length) + 2, num2 - ((index + aTag.Length) + 2)));
            }
            return document;
        }

        public virtual string getValueNoNull(string aTag)
        {
            string str = "";
            XMLDocument document = this.getValue(aTag);
            if (document != null)
            {
                str = document.ToString();
            }
            return str;
        }

        public XMLDocument init(string aXMLString)
        {
            this.iXMLString = aXMLString;
            return this;
        }

        public override string ToString()
        {
            return this.iXMLString;
        }
    }
}