using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Xml;
using System.IO;
using System.Data;

/// <summary>
/// Handels the XML files for the airports and gallery
/// </summary>
public class xml
{
    static XmlTextWriter writer;
    //הכנסת מידע לקובץ AIRPORTS
    public static void AddNew(string Fname, string Runways,string Info,string ICAO)
    {
        string xmlpath = HttpContext.Current.Server.MapPath("App_Data/").Replace("admin\\", ""); ;
        writer = new XmlTextWriter(xmlpath + "/airports.xml", System.Text.Encoding.UTF8);
        writer.WriteStartDocument(true);
        writer.Formatting = Formatting.Indented;
        writer.Indentation = 2;
        writer.WriteStartElement("Airports");
        CreateNode(Fname, Runways, Info,ICAO);
        writer.WriteEndElement();
        writer.WriteEndDocument();
        writer.Close();


    }
    public static void CreateNode(string Fname, string Runways,string Info,string ICAO)
    {
        writer.WriteStartElement("airport");
        writer.WriteStartElement("ICAO");
        writer.WriteString(ICAO);
        writer.WriteEndElement();
        writer.WriteStartElement("Pname");
        writer.WriteString(Fname);
        writer.WriteEndElement();
        writer.WriteStartElement("Runways");
        writer.WriteString(Runways);
        writer.WriteEndElement();
        writer.WriteStartElement("Info");
        writer.WriteString(Info);
        writer.WriteEndElement();
        writer.WriteEndElement();
    }
    /// <summary>
    /// קריאת קובץ הXML
    /// </summary>
    /// <param name="name">שם הקובץ</param>
    /// <param name="search">שם שדה התעופה שחיפשי</param>
    /// <returns>מחזירה מערך של מחרוזות עם הערכים של השדה/תמונה</returns>
    public static string[] ReadFile(string name,string search)
    {
        DataSet ds = new DataSet();
        string path = HttpContext.Current.Server.MapPath("App_Data/");// מיקום קובץ החדשות
        ds.ReadXml(path + "\\" + name);
        DataTable dt = ds.Tables[0];
        string[] values = new string[4];
        switch (name)
        {
            case "airports.xml":
                foreach (DataRow row in dt.Rows)
                {
                    if (row["ICAO"].ToString()==search)
                    {
                        values[0] = row["ICAO"].ToString();
                        values[1] = row["Pname"].ToString();
                        values[2] = row["Runways"].ToString();
                        values[3] = row["Info"].ToString();
                    }
                }
                break;
            default:

                break;
        }

        return values;

    }
}