using System;
using System.Data;
using System.Linq;
using System.Net;
using System.Text;
using System.Windows.Forms;
using System.Xml;

namespace Study
{
    public partial class WebInfoXML : Form
    {
        public WebInfoXML()
        {
            InitializeComponent();
        }

        //獲取網頁資訊
        private string GetWebInfo(string url)
        {
            WebClient client = new WebClient();
            byte[] pageData = client.DownloadData(url);
            string pageHtml = Encoding.UTF8.GetString(pageData); //注意編碼格式
            return pageHtml;
        }


        //從http://flash.weather.com.cn/wmaps/xml/china.xml獲取省份資訊
        private void btn_GetP_Click(object sender, EventArgs e)
        {
            #region  插入Province表中國省份資訊程式碼
            //richTextBox1.Text = "";
            //string url = @"http://flash.weather.com.cn/wmaps/xml/china.xml";
            //string str = GetWebInfo(url);
            //richTextBox1.Text = str;
            //XmlDocument xd = new XmlDocument();
            ////載入xml檔案流
            //xd.LoadXml(str);

            ////節點
            //XmlNode xn = xd.DocumentElement;
            ////第一個節點的值
            //string s = xn.ChildNodes[0].Attributes.ToString();
            ////根節
            //string b = xd.FirstChild.Name;
            ////節點的數量
            //int count = xn.ChildNodes.Count;

            ////特定節點的屬性
            //foreach (XmlNode node in xn.ChildNodes)
            //{
            //    XmlElement xe = (XmlElement)node;
            //    string name = xe.GetAttribute("quName");
            //    string pinyin = xe.GetAttribute("pyName");
            //    try
            //    {

            //        Province pro = new Province();
            //        pro.P_Name = name;
            //        pro.P_Pinyin = pinyin;
            //        DataInformationDataContext dc = new DataInformationDataContext();
            //        dc.Province.InsertOnSubmit(pro);
            //        dc.SubmitChanges();
            //    }
            //    catch (Exception ex)
            //    {

            //        //MessageBox.Show(ex.Message); ;
            //    }

            //}
            //MessageBox.Show(b);
            #endregion
        }

        //獲取市區資訊
        private void btn_GetM_Click(object sender, EventArgs e)
        {
            #region 獲取所有市區資訊存到表Municipality
            //DataInformationDataContext dc = new DataInformationDataContext();
            //var urlname = from u in dc.Province select u.P_Pinyin;
            //foreach (var item in urlname)
            //{
            //    string url = @"http://flash.weather.com.cn/wmaps/xml/" + item.Trim() + ".xml";
            //    string str = GetWebInfo(url);
            //    if (!str.Contains("網頁無法訪問"))
            //    {
            //        //讀取xml資料流
            //        XmlDocument xd = new XmlDocument();
            //        xd.LoadXml(str);

            //        //節點
            //        XmlNode xn = xd.DocumentElement;
            //        //根節點的值
            //        string root = xd.FirstChild.Name;
            //        //找到Province表中P_ID的值。
            //        var pname = from p in dc.Province where p.P_Pinyin == root select p;
            //        int id = pname.FirstOrDefault().P_ID;
            //        foreach (XmlNode node in xn.ChildNodes)
            //        {
            //            XmlElement xe = (XmlElement)node;
            //            string name = xe.GetAttribute("cityname");
            //            string pinyin = xe.GetAttribute("pyName");
            //            Municipality mu = new Municipality();
            //            mu.M_Name = name;
            //            mu.M_Pinyin = pinyin;
            //            mu.P_ID = id;
            //            DataInformationDataContext di = new DataInformationDataContext();
            //            di.Municipality.InsertOnSubmit(mu);
            //            di.SubmitChanges();
            //        }
            //        richTextBox1.Text = id.ToString();
            //    }
            //    else
            //    {
            //        continue;
            //    }
            //}
            //MessageBox.Show("已經完成了");
            #endregion
        }

        //獲取縣資訊
        private void btn_GetC_Click(object sender, EventArgs e)
        {
            #region 將縣資訊存到資料庫中
            DataInformationDataContext dc = new DataInformationDataContext();
            var urlname = from u in dc.Municipality select u.M_Pinyin;
            foreach (var item in urlname)
            {
                string url = @"http://flash.weather.com.cn/wmaps/xml/" + item.Trim() + ".xml";
                string str = GetWebInfo(url);
                if (!str.Contains("網頁無法訪問"))
                {
                    //讀取xml資料流
                    XmlDocument xd = new XmlDocument();
                    xd.LoadXml(str);

                    //節點
                    XmlNode xn = xd.DocumentElement;
                    //根節點的值
                    string root = xd.FirstChild.Name;
                    //找到Municipality表中M_ID的值。
                    var mname = from m in dc.Municipality where m.M_Pinyin == root select m;
                    int id = mname.FirstOrDefault().M_ID;
                    foreach (XmlNode node in xn.ChildNodes)
                    {
                        XmlElement xe = (XmlElement)node;
                        string name = xe.GetAttribute("cityname");
                        string pinyin = xe.GetAttribute("pyName");
                        County county = new County();
                        county.M_ID = id;
                        county.C_Name = name;
                        county.C_Pinyin = pinyin;
                        DataInformationDataContext di = new DataInformationDataContext();
                        di.County.InsertOnSubmit(county);
                        di.SubmitChanges();
                    }
                    //richTextBox1.Text = id.ToString();
                }
                else
                {
                    continue;
                }
            }
            MessageBox.Show("完成了！");
            #endregion
        }

        private void button1_Click(object sender, EventArgs e)
        {
            //string path = @"E:\C#_Code\Winform\Study\Study\XML\WeatherInfo.xml";
            //XmlDocument xd = new XmlDocument();
            //xd.Load(path);
            //XmlNode xn = xd.DocumentElement;

            ////存到Province表中
            //XmlNodeList no = xd.GetElementsByTagName("province");
            //foreach (XmlNode item in no)
            //{
            //    string id = item.Attributes["id"].Value;
            //    string name = item.Attributes["name"].Value;
            //    try
            //    {
            //        Provinces pro = new Provinces();
            //        pro.ID = id;
            //        pro.Name = name;
            //        pro.Nation_ID = "1";
            //        DataAreaDataContext da = new DataAreaDataContext();
            //        da.Provinces.InsertOnSubmit(pro);
            //        da.SubmitChanges();
            //    }
            //    catch (Exception)
            //    {

            //        throw;
            //    }
            //    //richTextBox1.Text += id + name + "\n";
            //}
            //MessageBox.Show(no.Count.ToString());

            ////存到City表中
            //XmlNodeList c = xd.GetElementsByTagName("city");
            //foreach (XmlNode item in c)
            //{
            //    string id = item.Attributes["id"].Value;
            //    string name = item.Attributes["name"].Value;
            //    Citys citys = new Citys();
            //    citys.ID = id;
            //    citys.Name = name;
            //    DataAreaDataContext da = new DataAreaDataContext();
            //    da.Citys.InsertOnSubmit(citys);
            //    da.SubmitChanges();
            //    //richTextBox1.Text += id + name + "\n";
            //}
            //MessageBox.Show(c.Count.ToString());
            ////存到County表中
            //XmlNodeList co = xd.GetElementsByTagName("county");
            //foreach (XmlNode item in co)
            //{
            //    string id = item.Attributes["id"].Value;
            //    string name = item.Attributes["name"].Value;
            //    string weaId = item.Attributes["weatherCode"].Value;
            //    Countys cou = new Countys();
            //    cou.ID = id;
            //    cou.Name = name;
            //    cou.WeatherCode = weaId;
            //    DataAreaDataContext da = new DataAreaDataContext();
            //    da.Countys.InsertOnSubmit(cou);
            //    da.SubmitChanges();
            //}
            //MessageBox.Show(co.Count.ToString());
        }
    }
}