using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using GalaSoft.MvvmLight;
using formula_manage.SQLModels;
using System.Data.SqlClient;
using System.Data;
using System.Windows.Forms;
using static System.Windows.Forms.VisualStyles.VisualStyleElement.Button;
using Xceed.Wpf.AvalonDock.Themes;

namespace formula_manage.Windows
{
    /// <summary>
    /// Machine.xaml 的交互逻辑
    /// </summary>
    public partial class User : Window
    {
        public string INIPath = Convert.ToString(System.AppDomain.CurrentDomain.BaseDirectory) + "formula.ini"; //配置文件路径

        string TEXT_SQLIP;
        string TEXT_SQLNAME;
        string TEXT_SQMOD;
        string TEXT_SQLUSER;
        string TEXT_SQLPASWOR;
        string Connstr_SC;
        public User()
        {
            WindowStartupLocation = WindowStartupLocation.CenterScreen;
            InitializeComponent();
        }

        private async void user_Loaded(object sender, RoutedEventArgs e)//打开页面执行
        {
            UserClass.IniFile.IniFiles Configini = new UserClass.IniFile.IniFiles(INIPath);//生效配置读取

            TEXT_SQLIP = Configini.IniReadvalue("SQL_SERVER", "SQL1");    //读配置文件
            TEXT_SQLNAME = Configini.IniReadvalue("SQL_SERVER", "SQL2");
            TEXT_SQMOD = Configini.IniReadvalue("SQL_SERVER", "SQL3");
            TEXT_SQLUSER = Configini.IniReadvalue("SQL_SERVER", "SQL4");
            TEXT_SQLPASWOR = Configini.IniReadvalue("SQL_SERVER", "SQL5");
            if (TEXT_SQMOD == "0")  //判断连接方式
            {
                Connstr_SC = "server=" + TEXT_SQLIP + ";database=" + TEXT_SQLNAME + ";Trusted_Connection=SSPI";
            }
            else
            {
                Connstr_SC = "server=" + TEXT_SQLIP + ";database=" + TEXT_SQLNAME + ";User ID=" + TEXT_SQLUSER + ";Password=" + TEXT_SQLPASWOR;
            }

            string Stuff_sql = "SELECT UserCode ,PassWord ,UserSetup ,Capacity ,GROUP_CODE ,Note FROM [Dispensing].[dbo].[UserAccount]";//查询语句

            SqlConnection conn_SC = new SqlConnection(Connstr_SC);  //实例化
            try
            {
                await conn_SC.OpenAsync();    //打开数据连接
                SqlDataAdapter Stuff_data = new SqlDataAdapter(Stuff_sql, Connstr_SC);   //查询

                DataTable dataTable = new DataTable();   //建立缓存
                Stuff_data.Fill(dataTable);    //查询结果存入缓存  
                conn_SC.Close();  //关闭连接

                DataGriduser.ItemsSource = dataTable.DefaultView; //数据加入表格
            }
            catch (Exception)
            {
                System.Windows.MessageBox.Show("请求信息失败，检查连接");
                return;
            }
        }

        /// <summary>
        /// 查询数据库的方法
        /// </summary>
        private async void GridSql()
        {
            string Stuff_sql = "SELECT UserCode ,PassWord ,Capacity ,GROUP_CODE ,Note FROM [Dispensing].[dbo].[UserAccount]";//查询语句                               

            SqlConnection conn_SC = new SqlConnection(Connstr_SC);  //实例化

            try
            {
                await conn_SC.OpenAsync();    //打开数据连接
                SqlDataAdapter Stuff_data = new SqlDataAdapter(Stuff_sql, Connstr_SC);   //查询

                DataTable dataTable = new DataTable();   //建立缓存
                Stuff_data.Fill(dataTable);    //查询结果存入缓存  
                conn_SC.Close();  //关闭连接

                DataGriduser.ItemsSource = dataTable.DefaultView; //数据加入表格
            }
            catch (Exception)
            {
                System.Windows.MessageBox.Show("请求信息失败，检查连接");
                return;
            }
        }

        private void Tb_KeyFloating(object sender, TextCompositionEventArgs e)//输入事件
        {
            //Regex re = new Regex("[^0-9.-]+");
            Regex re = new Regex(@"^[.][0-9]+$|^[0-9]*[.]{0,1}[0-9]*$");// 非负浮点数
            e.Handled = !re.IsMatch(e.Text);
        }

        private void DataGridMac_MouseDoubleClick(object sender, MouseButtonEventArgs e)//数据表双击事件
        {
            int rownum = DataGriduser.SelectedIndex;//获取鼠标选中行并定义变量
            if (rownum != -1)//判断鼠标定位是否有效
            {
                /*定位选中行及指定列单元格文本信息*/
                _Name.Text = (DataGriduser.Columns[0].GetCellContent(DataGriduser.Items[rownum]) as TextBlock).Text.Trim();//定位第列
                GROUP.Text = (DataGriduser.Columns[1].GetCellContent(DataGriduser.Items[rownum]) as TextBlock).Text.Trim();
                Capacity.Text = (DataGriduser.Columns[2].GetCellContent(DataGriduser.Items[rownum]) as TextBlock).Text.Trim();
                Note.Text = (DataGriduser.Columns[3].GetCellContent(DataGriduser.Items[rownum]) as TextBlock).Text.Trim();
            }
        }

        private async void Button_Preservation(object sender, RoutedEventArgs e)//保存按钮事件
        {
            Regex re_number = new Regex(@"^[0-9]+(.[0-9]{1,2})?$");//校验用正则表达式有1~2位小数的正实数
            Regex re_char = new Regex(@"^[A-Za-z0-9\s@（)()/+!！_-]+$");//校验用正则表达式由数字,26个英文字母，空白字符和@（)()/+!！_-组成的字符串         

            string name = _Name.Text;
            string password = Pasword.Text;
            string Group = GROUP.Text;
            int Cap = 0;
            string note = Note.Text;
            string Stuff_sql;

            if(Capacity.Text == "停用") Cap = 0;
            else if (Capacity.Text == "限制") Cap = 1;
            else if (Capacity.Text == "启用") Cap = 2;

            if (name != "")            
            {
                    try
                    {
                        SqlConnection conn_SC = new SqlConnection(Connstr_SC);  //实例化 
                        Stuff_sql = "SELECT count(*)   FROM [Dispensing].[dbo].[UserAccount] WHERE UserCode = '" + name + " '";//查询语句                             
                        await conn_SC.OpenAsync();    //打开数据连   
                        SqlCommand cmd = new SqlCommand(Stuff_sql, conn_SC);    //查询记录数
                        int count = Convert.ToInt32(cmd.ExecuteScalar());    //显示记录数  
                        conn_SC.Close();  //关闭连接

                        if (count == 0)
                        {
                            if (password == "")
                            {
                                Stuff_sql = "INSERT INTO[Dispensing].[dbo].[UserAccount](UserCode ,PassWord ,GROUP_CODE ,Capacity ,Note ) " +
                                                         "VALUES ('" + name + "',null,'" + Group + "'," + Cap + ",'" + note + "')";
                            }
                            else
                            {
                                Stuff_sql = "INSERT INTO[Dispensing].[dbo].[UserAccount](UserCode ,PassWord ,GROUP_CODE ,Capacity ,Note ) " +
                                                         "VALUES ('" + name + "'," + password + ",'" + Group + "'," + Cap + ",'" + note + "')";
                            }
                                              
                            await conn_SC.OpenAsync();    //打开数据连接           
                            SqlCommand INSERT_cmd = new SqlCommand(Stuff_sql, conn_SC);
                            int sql_in = INSERT_cmd.ExecuteNonQuery();     //执行语句
                            conn_SC.Close();  //关闭连接
                            if (sql_in == 0)
                            {      
                                System.Windows.MessageBox.Show("添加失败");
                            }        
                            else   
                            {
                                GridSql(); 
                            }
                        }  
                        else 
                        {

                        if (password == "")
                        {
                            Stuff_sql = string.Format("UPDATE [dbo].[UserAccount] SET PassWord=null ,GROUP_CODE='" + Group + " ',Capacity=" + Cap + " ,Note='" + note + "' Where UserCode ='" + name + "'");
                        }
                        else
                        {
                            Stuff_sql = string.Format("UPDATE [dbo].[UserAccount] SET PassWord=" + password + " ,GROUP_CODE='" + Group + "' ,Capacity=" + Cap + " ,Note='" + note + "' Where UserCode ='" + name + "'");
                        }
                            await conn_SC.OpenAsync();    //打开数据连接               
                            SqlCommand INSERT_cmd = new SqlCommand(Stuff_sql, conn_SC);        
                            int sql_in = INSERT_cmd.ExecuteNonQuery();     //执行语句
                            conn_SC.Close();  //关闭连接

                            if (sql_in == 0)     
                            {    
                                System.Windows.MessageBox.Show("修改失败");
                            }
                            else
                            {
                                GridSql();
                            }
                        }
                    }
                    catch (Exception)
                    {
                        System.Windows.MessageBox.Show("请求失败，检查连接");
                        return;
                    }               
            }
        }

        private async void Button_Delete(object sender, RoutedEventArgs e)//删除按钮事件
        {
            string Mac_name = "是否删除账号【" + this._Name.Text + "】";//获取信息并拼接提示字符串              
            MessageBoxResult mac_name = System.Windows.MessageBox.Show(Mac_name, "提示", MessageBoxButton.YesNo, MessageBoxImage.Warning, MessageBoxResult.Yes);//弹窗提示是否删除目标原料
            if (mac_name == MessageBoxResult.Yes)//判断是否删除          
            {
                string Stuff_sql = string.Format("DELETE FROM [dbo].[UserAccount] WHERE UserCode ='" + _Name.Text.ToString() + "'");
                SqlConnection conn_SC = new SqlConnection(Connstr_SC);  //实例化 
                try
                {
                    await conn_SC.OpenAsync();    //打开数据连接                       
                    SqlCommand INSERT_cmd = new SqlCommand(Stuff_sql, conn_SC);
                    int sql_in = INSERT_cmd.ExecuteNonQuery();    //执行语句            
                    conn_SC.Close();  //关闭连接
                    if (sql_in == 0)
                    {
                        System.Windows.MessageBox.Show("ERR.C0110-2：删除失败", "错误");//判断执行是否成功
                    }
                    else
                    {
                        GridSql();
                    }
                }
                catch (Exception)
                {
                    System.Windows.MessageBox.Show("请求失败，检查连接");
                    return;
                }
            }
        }
    }
}