using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Xml;
using System.Text;
using System.IO;
using System.Windows.Forms;
using Mesnac.Equips.BaseInfo;

namespace Mesnac.Equips.SetConfig.DataConfig
{
    public partial class DataFieldForm : Form
    {
        public DataFieldForm(string equipRunName)
        {
            InitializeComponent();
            PlcSchema.Instance.ProjectPath = new FileInfo(Factory.Instance.ConfigFile).Directory.FullName;
            this.textBoxEquip.Text = equipRunName;
            this.comboBox1.Items.Clear();
            this.comboBox1.Items.Add("PmtRecipe");
            this.comboBox1.SelectedIndex = 0;
        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrWhiteSpace(textBoxField.Text))
            {
                MessageBox.Show("请设置字段名！");
                return;
            }
            PlcSchema.Instance.UpdateNodeValueToPlcSchema(textBoxEquip.Text, textBoxField.Text);
            MessageBox.Show("配置成功！");
            this.Close();
        }

    }

    public class PlcSchema
    {
        private string _projectPath = String.Empty;         //组态工程路径
        private string _PlcSchemaFilePath = "PlcSchema.xml";   //运行结构配置文件路径
        /// <summary>
        /// 组态工程路径
        /// </summary>
        public string ProjectPath
        {
            get { return this._projectPath; }
            set { this._projectPath = value; }
        }
        #region 单例模式
        private static PlcSchema _this;
        public static PlcSchema Instance
        {
            get
            {
                if (null == _this)
                    _this = new PlcSchema();
                return _this;
            }
        }
        #endregion
        #region 基本信息
        public string FilePath()
        {
            return Path.Combine(this._projectPath, this._PlcSchemaFilePath);
        }
        #endregion


        #region 解析运行环境主配置文件PlcSchema.xml
        /// <summary>
        /// 更新配置节点至文件
        /// </summary>
        /// <param name="equip"></param>
        /// <param name="field"></param>
        /// <param name="PlcSchemaFile"></param>
        public void UpdateNodeValueToPlcSchema(string equip, string field)
        {
            try
            {
                string PlcSchemaFile = FilePath();
                if (File.Exists(PlcSchemaFile))
                {
                    XmlDocument doc = new XmlDocument();
                    doc.Load(PlcSchemaFile);
                    XmlNode nodeRecipe = doc.SelectSingleNode("//configuration//PlcRecipeWrite//PmtRecipe");
                    if (nodeRecipe == null)
                    {
                        return;
                    }
                    XmlNodeList nodeList = nodeRecipe.SelectNodes(".//add[@equip]");
                    bool flag = false;
                    foreach (XmlNode node in nodeList)
                    {
                        if (node.Attributes["equip"].Value == equip)
                        {
                            node.Attributes["field"].Value = field;
                            flag = true;
                            break;
                        }
                    }
                    if (!flag)
                    {
                        XmlElement eAdd = doc.CreateElement("add");
                        XmlAttribute eAttKey = doc.CreateAttribute("equip");
                        eAttKey.Value = equip;
                        XmlAttribute eAttValue = doc.CreateAttribute("field");
                        eAttValue.Value = field;
                        eAdd.Attributes.Append(eAttKey);
                        eAdd.Attributes.Append(eAttValue);
                        nodeRecipe.AppendChild(eAdd);
                    }
                    doc.Save(PlcSchemaFile);
                }
                else
                {
                    //配置文件不存在
                    ICSharpCode.Core.LoggingService.Error("应用程序配置文件不存在!");
                }
            }
            catch (Exception ex)
            {
                ICSharpCode.Core.LoggingService.Error(ex.Message);
                throw ex;
            }
        }
        #endregion
    }

}