using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Data;
using Mesnac.Action.Base;
using Mesnac.Codd.Session;

namespace Mesnac.Action.Default.Purview.BasRole
{
    /// <summary>
    /// 添加角色业务
    /// </summary>
    public class InsertAction : DefaultAction, IAction
    {
        public void Run(RuntimeParameter runtime)
        {
            base.RunIni(runtime);  //必须调用
            ICSharpCode.Core.LoggingService<InsertAction>.Debug("角色信息-添加...");

            FrmInsert frmInsert = new FrmInsert();
            DialogResult result = frmInsert.ShowDialog();
            if (result == DialogResult.OK)
            {
                string guid = Guid.NewGuid().ToString().ToUpper();
                int seqIndex = GetNextSeqIndex();
                string roleName = frmInsert.RoleName;
                string strSql = @"insert into BasRole(GUID, SeqIndex, RoleName, DeleteFlag)
                                values(@GUID, @SeqIndex, @RoleName, @DeleteFlag)";
                DbHelper dbHelper = Mesnac.Basic.DataSourceFactory.Instance.GetDbHelper(Mesnac.Basic.DataSourceFactory.MCDbType.Local);
                dbHelper.ClearParameter();
                dbHelper.CommandType = System.Data.CommandType.Text;
                dbHelper.CommandText = strSql;
                dbHelper.AddParameter("@GUID", guid);
                dbHelper.AddParameter("@SeqIndex", seqIndex);
                dbHelper.AddParameter("@RoleName", roleName);
                dbHelper.AddParameter("@DeleteFlag", "0");
                dbHelper.ExecuteNonQuery();

                //刷新DataGridView数据
                DbMCControl dgBasRole = this.GetDbMCControlByKey(Mesnac.Basic.DataSourceFactory.MCDbType.Local, "BasRole").FirstOrDefault();
                if (dgBasRole == null || !(dgBasRole.BaseControl is DataGridView))
                {
                    ICSharpCode.Core.LoggingService<InsertAction>.Warn("{角色信息-添加} 缺少角色DataGridView控件...");
                    runtime.IsReturn = false;
                    return;
                }
                DataTable table = dbHelper.GetDataTableBySql(dgBasRole.BaseControl.ActionDataSource);
                dgBasRole.BaseControl.BindDataSource = table;

                #region 记录操作日志

                string logContent = String.Format("SeqIndex={0}, RoleName={1}", seqIndex, roleName);
                base.DBLog(logContent);

                #endregion

            }
        }

        /// <summary>
        /// 获取下一个可用的角色序号
        /// </summary>
        /// <returns>返回可用的用户序号</returns>
        public int GetNextSeqIndex()
        {
            string strSql = "select MAX(SeqIndex) from BasRole";
            DbHelper dbHelper = Mesnac.Basic.DataSourceFactory.Instance.GetDbHelper(Mesnac.Basic.DataSourceFactory.MCDbType.Local);
            dbHelper.ClearParameter();
            dbHelper.CommandText = strSql;
            dbHelper.CommandType = CommandType.Text;
            object result = dbHelper.ToScalar();
            if (result != null && result != System.DBNull.Value)
            {
                string SeqIndex = result.ToString();
                int intSeqIndex = 1;
                if (int.TryParse(SeqIndex, out intSeqIndex))
                {
                    intSeqIndex++;
                    return intSeqIndex;
                }
                else
                {
                    return 1;
                }
            }
            else
            {
                return 1;
            }
        }

    }
}