using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;
using CommonLib;
using CommonLib.data;
using DevExpress.XtraEditors;

namespace ERPClient {

    public partial class FrmConfig : XtraForm {
        public FrmConfig() {
            InitializeComponent();
            DevExpress.Skins.SkinManager.EnableFormSkins();
        }

        private void btnTestConnect_Click(object sender, EventArgs e) {
            TestConfig(false);
        }

        private void btnSave_Click(object sender, EventArgs e) {
            TestConfig(true);
        }

        private void TestConfig(bool bSave) {
            if (txtServerName.Text.Trim() == string.Empty) {
                MessageBox.Show("请输入服务器名称或IP！");
                return;
            }
            if (txtDBName.Text.Trim() == string.Empty) {
                MessageBox.Show("请输入数据库名称！");
                return;
            }
            DBConfig.Instance.ServerName = txtServerName.Text.Trim();
            DBConfig.Instance.datastr = txtDBName.Text.Trim();
            Cursor = Cursors.Hand;
            try {
                string connectionStr = DBConfig.Instance.GetConStr();
                using (SqlConnection conn = new SqlConnection(connectionStr)) {
                    conn.Open();
                    conn.Close();
                    conn.Dispose();
                }
                if (bSave) {
                    MessageBox.Show("保存成功，系统需要重启.");
                    DBConfig.Instance.WriteConfig();
                    DialogResult = DialogResult.OK;
                    Close();
                }
                else {
                    MessageBox.Show("连接正确.");
                }
            }
            catch (Exception ex) {
                MessageBox.Show("连接失败，请确认配置是否正确！");
            }
            finally {
                Cursor = Cursors.Default;
            }
        }


        private void btnQuit_Click(object sender, EventArgs e) {
            Close();
        }

        private void FrmConfig_Load(object sender, EventArgs e) {
            txtServerName.Text = DBConfig.Instance.ServerName;
            txtDBName.Text = DBConfig.Instance.datastr;
        }
    }
}