using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using ICSharpCode.Core;
using Mesnac.Action.Base;
using Mesnac.Controls.Base;
using System.Windows.Forms;
using Mesnac.Codd.Session;

namespace Mesnac.Action.Default.SynchroData
{
    public class Update : DefaultAction, IAction
    {
        private string caption = StringParser.Parse(ResourceService.GetString("Mesnac_Dialog_Caption"));    //提示
        public void Run(RuntimeParameter runtime)
        {
            string msg1 = StringParser.Parse(ResourceService.GetString("Mesnac_Action_Default_SynchroData_Update_msg1"));       //您确认要修改当前信息吗？
            if (MessageBox.Show(msg1, caption, MessageBoxButtons.YesNo, MessageBoxIcon.Question) != DialogResult.Yes)
            {
                return;
            }
            base.RunIni(runtime); //必须调用

            #region 限定只对相同DataSource的数据表进行操作

            string mcDataSourceID = String.Empty;
            if (runtime.Sender is Mesnac.Controls.Base.IBaseControl)
            {
                mcDataSourceID = (runtime.Sender as Mesnac.Controls.Base.IBaseControl).MCDataSourceID;
            }

            #endregion

            #region 控件数据合法性验证

            bool isValidFlag = true;
            foreach (DbMCControl control in GetAllDbMCControls())
            {
                if (String.IsNullOrEmpty(mcDataSourceID))
                {
                    if (control.BaseControl.IsValid == false)
                    {
                        isValidFlag = false;
                        break;
                    }
                }
                else
                {
                    if (control.BaseControl.MCDataSourceID == mcDataSourceID && control.BaseControl.IsValid == false)
                    {
                        isValidFlag = false;
                        break;
                    }
                }
            }
            if (isValidFlag == false)
            {
                string msg2 = StringParser.Parse(ResourceService.GetString("Mesnac_Action_Default_SynchroData_Insert_msg2"));       //操作失败，操作界面存在验证失败的控件!
                MessageBox.Show(msg2, caption, MessageBoxButtons.OK, MessageBoxIcon.Warning);
                return;
            }

            #endregion

            ShowMsg(String.Empty);      //清除消息显示控件的内容

            foreach (DbMCSource dbsource in GetAllDbMCSources())
            {
                if (string.IsNullOrWhiteSpace(dbsource.DesignSource) ||
                   string.IsNullOrWhiteSpace(dbsource.DataTable.ToString()))
                {
                    continue;
                }
                if (!String.IsNullOrEmpty(mcDataSourceID) && dbsource.MCDataSource.Site.Name != mcDataSourceID)
                {
                    continue;
                }
                string source = dbsource.DesignSource;
                string table = dbsource.DataTable;
                DbHelper dbHelper = NewDbHelper(source);
                if (dbHelper == null)
                {
                    continue;
                }
                List<DbMCControl> lstDbMCControl = GetAllDbMCControls();
                DbMCControlDesignKeyConfig config = new DbMCControlDesignKeyConfig();
                List<DbMCControl> controls = GetDbMCControlByKey(config.ToString(new string[] { source, table, "GUID" }));
                foreach (DbMCControl control in controls)
                {
                    if ((control.BaseControl.DbOptionType != DbOptionTypes.Modify
                        && control.BaseControl.DbOptionType != DbOptionTypes.QueryAndModify) ||
                        control.BaseControl.MCValue == null ||
                        string.IsNullOrWhiteSpace(control.BaseControl.MCValue.ToString()))
                    {
                        continue;
                    }
                    string objid = control.BaseControl.MCValue.ToString();
                    dbHelper.ClearParameter();
                    dbHelper.CommandType = CommandType.Text;
                    StringBuilder sqlsb = new StringBuilder();
                    if (dbHelper.DbSession.ProviderFactory.GetType().FullName.Contains("OracleClientFactory"))
                    {
                        sqlsb.Append("UPDATE ").Append(table).Append(" SET ");
                    }
                    else
                    {
                        sqlsb.Append("UPDATE [").Append(table).Append("] SET ");
                    }
                    int iPara = 0;
                    foreach (DbMCControl update_control in lstDbMCControl)
                    {
                        if (update_control.DbMCSource == null ||
                            update_control.DbMCSource.DbMCKey != dbsource.DbMCKey ||
                            string.IsNullOrWhiteSpace(update_control.DataField) ||
                            update_control.DataField.Equals("GUID", StringComparison.CurrentCultureIgnoreCase))
                        {
                            continue;
                        }
                        if ((base.DbOptionTypesIsModify(control.BaseControl)))
                        {
                            iPara++;
                            string parkey = "@" + update_control.DataField + "_Para" + iPara.ToString();
                            if (dbHelper.DbSession.ProviderFactory.GetType().FullName.Contains("OracleClientFactory"))
                            {
                                parkey = ":" + update_control.DataField + "_Para" + iPara.ToString();
                            }
                            sqlsb.Append(update_control.DataField).Append("=").Append(parkey).Append(",");
                            dbHelper.AddParameter(parkey, update_control.BaseControl.MCValue);
                        }
                    }
                    sqlsb.Remove(sqlsb.Length - 1, 1);
                    sqlsb.Append(" WHERE GUID=").Append("'").Append(objid).Append("'");
                    if (iPara == 0)
                    {
                        continue;
                    }
                    dbHelper.CommandText = sqlsb.ToString();
                    dbHelper.ExecuteNonQuery();
                }
                new LastActionRow(runtime, dbsource);
            }
            string msg3 = StringParser.Parse(ResourceService.GetString("Mesnac_Action_Default_SynchroData_Update_msg3"));       //信息修改成功！
            ShowMsg(msg3);

            #region 记录操作日志

            base.DBLog(msg3);

            #endregion
        }
    }



    public class LastActionRow : DatabaseAction
    {
        public LastActionRow(RuntimeParameter runtime, DbMCSource dbsource)
        {
            base.RunIni(runtime);

            List<DbMCControl> lstDbMCControl = GetAllDbMCControls();
            foreach (DbMCControl dbgrid in lstDbMCControl)
            {
                if (dbgrid.DbMCSource == null ||
                    dbgrid.DbMCSource.DbMCKey != dbsource.DbMCKey ||
                    (dbgrid.BaseControl as DataGridView) == null)
                {
                    continue;
                }
                DataGridView grid = dbgrid.BaseControl as DataGridView;
                if (grid.SelectedRows.Count > 0)
                {
                    this.Index = grid.SelectedRows[0].Index;
                }
                else
                {
                    this.Index = grid.SelectedRows[0].Index;
                }
            }
        }
        public LastActionRow(RuntimeParameter runtime)
        {
            base.RunIni(runtime);
        }
        public int Index
        {
            get
            {
                int iResult = 0;
                IBaseControl control = this.GetMCControlByKey("SelectRowIndexControl").FirstOrDefault();
                if (control != null)
                {
                    int.TryParse(control.MCValue.ToString(), out iResult);
                }
                return iResult;
            }
            private set
            {
                IBaseControl control = this.GetMCControlByKey("SelectRowIndexControl").FirstOrDefault();
                if (control != null)
                {
                    control.MCValue = value.ToString();
                }
            }
        }
    }
}