using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.Common;
using Wellan.Data;
using Wellan.Common;
using System.Text;
using System.IO;
using System.Drawing;

public partial class forms_customer_fmBcus : Wellan.Web.UI.WUserControlBase
{
    private string _BCNUM = "";
    private string _BCNAM = "";
    private string _OLD_BCNUM = "";
    private string _bcusCls = "";
    private string _bcusZon = "";

    protected void Page_Load(object sender, EventArgs e)
    {
        _BCNUM = ViewState["BCNUM"] != null ? ViewState["BCNUM"].ToString() : "";
        _BCNAM = ViewState["BCNAM"] != null ? ViewState["BCNAM"].ToString() : "";

        //if (IsPostBack)
        //    gvBCUS.DataBind();
    }

    protected override void OnInit(EventArgs e)
    {
        base.OnInit(e);
        dsBCUSForm.ConnectionString = ConnectionString;

        GetGridViewRowColor(gvBCUS);

        switch (MultiView1.ActiveViewIndex)
        {
            case 0:
                {
                    break;
                }
            case 1:
                {
                    Search();
                    break;
                }
        }
    }

    // 查詢按鈕
    protected void btnSearch_Click(object sender, EventArgs e)
    {
        ViewState["BCNUM"] = txtBCNUM.Text;
        ViewState["BCNAM"] = txtBCNAM.Text;

        _BCNUM = txtBCNUM.Text;
        _BCNAM = txtBCNAM.Text;


        if (_BCNUM.Length == 0 &&
            _BCNAM.Length == 0)
        {
            cvMessage.ErrorMessage = GetString("NOSRHCOND");
            cvMessage.IsValid = false;
        }
        else
        {
            MultiView1.ActiveViewIndex = 1;

            Search();

            gvBCUS.PageIndex = 0;
            gvBCUS.SelectedIndex = 0;
            gvBCUS.DataBind();
        }
    }

    // 取消查詢按鈕
    protected void btnCancel_Click(object sender, EventArgs e)
    {
        MultiView1.ActiveViewIndex = 1;
    }

    // 查詢動作
    private new void Search()
    {
        dsBCUSGrid.SelectParameters["BCNUM"].DefaultValue = _BCNUM;
        dsBCUSGrid.SelectParameters["BCNAM"].DefaultValue = _BCNAM;

        // 返回時，回到之前選擇的那一筆
        if (ParamList != null && ParamList.ContainsKey("BCNUM"))
        {
            string bcnum = WDAC.GetStringValue(ParamList["BCNUM"]);

            int rowIndex = new BcusDAC(Query).SelectBCNUMIndex(bcnum, _BCNUM, _BCNAM);
            if (rowIndex >= 0)
            {
                gvBCUS.PageIndex = rowIndex / gvBCUS.PageSize;
                gvBCUS.SelectedIndex = rowIndex - gvBCUS.PageIndex * gvBCUS.PageSize;
            }

            ParamList.Remove("BCNUM");
        }
    }

    private new void CalcFields(SqlDataSourceCommandEventArgs e)
    {
    }

    // dataSource 新增存檔之前
    protected void dsBCUSForm_Inserting(object sender, SqlDataSourceCommandEventArgs e)
    {
        CalcFields(e);
        e.Command.Parameters["@BCNUM"].Value =
          WGuard1.WNextRen(DateTime.UtcNow.AddHours(8), "BCUS", "BCNUM", String.Format("\"{0}{1}\"<9999>", _bcusZon, _bcusCls), " LEN(BCNUM)=6 ");
    }

    // dataSource 更正存檔之前
    protected void dsBCUSForm_Updating(object sender, SqlDataSourceCommandEventArgs e)
    {
        CalcFields(e);
    }

    protected void gvBCUS_DataBound(object sender, EventArgs e)
    {
        GridView_DataBound(sender, e);
        if (gvBCUS.SelectedIndex == -1)
            gvBCUS.SelectedIndex = 0;

        fvBCUS.DataBind();
    }

    protected void gvBCUS_PageIndexChanged(object sender, EventArgs e)
    {
        Search();
        gvBCUS.SelectedIndex = 0;
        gvBCUS.DataBind();
    }

    protected void dsBCUSGrid_Selected(object sender, ObjectDataSourceStatusEventArgs e)
    {
        if (e.ReturnValue is Int32 && WDAC.GetInt32Value(e.ReturnValue) == 0)
        {
            if (MultiView1.ActiveViewIndex == 0)
            {
                cvMessage.ErrorMessage = GetString("NODATA");
                cvMessage.IsValid = false;
            }

            MultiView1.ActiveViewIndex = 0;
            cvMessage.ErrorMessage = GetString("NODATA");
            cvMessage.IsValid = false;
        }
    }

    protected void fvBCUS_ItemCommand(object sender, FormViewCommandEventArgs e)
    {
        switch (e.CommandName)
        {
            case "Search":
                MultiView1.ActiveViewIndex = 0;
                SetClientFocus(txtBCNUM);
                break;
            case "Cancel":
                Search();
                fvBCUS.ChangeMode(FormViewMode.ReadOnly);
                fvBCUS_ModeChanged(sender, e);
                break;
            case "BPRJ":
                fvBCUS.DataBind();
                if (fvBCUS.DataItem != null)
                {
                    DataRowView rv = fvBCUS.DataItem as DataRowView;
                    ParamList.Clear();
                    ParamList.Add("BCNUM", rv["BCNUM"]);
                    DoAfterCommand("BPRJ");
                }
                break;
        }
    }

    protected void fvBCUS_ItemDeleted(object sender, FormViewDeletedEventArgs e)
    {
        Search();
        gvBCUS.DataBind();
        fvBCUS.DataBind();
    }

    protected void fvBCUS_ItemInserted(object sender, FormViewInsertedEventArgs e)
    {
        Search();
    }

    protected void fvBCUS_ItemUpdated(object sender, FormViewUpdatedEventArgs e)
    {
        Search();
    }

    protected void fvBCUS_ModeChanged(object sender, EventArgs e)
    {
        if (fvBCUS.CurrentMode == FormViewMode.ReadOnly)
        {
            gvBCUS.Visible = true;
            gvBCUS.DataBind();
            if (gvBCUS.Rows.Count > 0 && gvBCUS.SelectedIndex == -1)
            {
                gvBCUS.SelectedIndex = 0;
            }

            if (OldMode == FormViewMode.Insert)
            {
                gvBCUS.PageIndex = gvBCUS.PageCount - 1;
                gvBCUS.DataBind();
                gvBCUS.SelectedIndex = gvBCUS.Rows.Count - 1;
            }

            fvBCUS.DataBind();
        }
        else
        {
            switch (fvBCUS.CurrentMode)
            {
                case FormViewMode.Edit:
                    break;
                case FormViewMode.Insert:
                    break;
            }

            gvBCUS.Visible = false;
        }
    }

    protected void fvBCUS_ModeChanging(object sender, FormViewModeEventArgs e)
    {
        OldMode = (sender as FormView).CurrentMode;
    }

    protected void fvBCUS_DataBound(object sender, EventArgs e)
    {
        switch (fvBCUS.CurrentMode)
        {
            case FormViewMode.Insert:
                SetClientFocus(fvBCUS, "txtBCUS_BCNAM");
                break;
            case FormViewMode.Edit:
                SetClientFocus(fvBCUS, "txtBCUS_BCNAM");
                break;
            case FormViewMode.ReadOnly:
                if (fvBCUS.DataItem != null)
                    ViewState["OLD_BCNUM"] = (fvBCUS.DataItem as DataRowView)["BCNUM"];
                break;
        }
    }

    protected void rvBCNUM1_ServerValidate(object source, ServerValidateEventArgs args)
    {
        // 檢查客戶編號是否重複
        _OLD_BCNUM = ViewState["OLD_BCNUM"] != null ? ViewState["OLD_BCNUM"].ToString() : "";
        args.IsValid = true;

        if (args.Value == _OLD_BCNUM)
            return;

        DbCommand cmd = Query.NewCommand("SELECT COUNT(1) FROM BCUS WHERE BCNUM=@BCNUM");
        cmd.Parameters.Add(Query.NewParameter("BCNUM", args.Value));
        object o = Query.ExecuteScalar(cmd);
        args.IsValid = (o == null || Convert.ToInt32(o) == 0);
    }

    protected void gvBCUS_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        SetGridViewMouseBehavier(gvBCUS, e.Row);
        //GridView_RowDataBound_Shrink_ViewState(sender, e);
    }

    protected void gvBCUS_SelectedIndexChanged(object sender, EventArgs e)
    {
        foreach (GridViewRow row in gvBCUS.Rows)
            SetGridViewMouseBehavier(gvBCUS, row);
    }

    protected void cvBCIDN_ServerValidate(object source, ServerValidateEventArgs args)
    {
        // 檢查統一編號是否正確
        args.IsValid = WGuard1.WCheckUbiNumber(args.Value) == 0;
    }

    protected void cvBCMQT_ServerValidate(object source, ServerValidateEventArgs args)
    {
        // 檢查員工人數應為正數
        int i;
        args.IsValid = args.Value != "" && int.TryParse(args.Value, out i) && i > 0;
    }

    protected void fvBCUS_ItemDeleting(object sender, FormViewDeleteEventArgs e)
    {
        // 刪除前檢查
        // 檢查是否有專案資料
        DbCommand cmd = Query.NewCommand("SELECT COUNT(1) FROM BPRJ WHERE BPNUM=@BPNUM");
        cmd.Parameters.Add(Query.NewParameter("BPNUM", e.Keys["BCNUM"]));
        object o = Query.ExecuteScalar(cmd);
        if (o != null && Convert.ToInt32(o) > 0)
        {
            cvMessage.IsValid = false;
            cvMessage.ErrorMessage = "此客戶有專案資料，不可刪除";
            e.Cancel = true;
        }
    }

    protected void fvBCUS_ItemInserting(object sender, FormViewInsertEventArgs e)
    {
        _bcusCls = (fvBCUS.FindControl("ddlClass") as DropDownList).SelectedValue;
        _bcusZon = (fvBCUS.FindControl("ddlZone") as DropDownList).SelectedValue;
    }

    // 查詢畫面的新增按鈕
    protected void btnInsert_Click(object sender, EventArgs e)
    {
        gvBCUS.Visible = false;
        fvBCUS.ChangeMode(FormViewMode.Insert);
        MultiView1.ActiveViewIndex = 1;
    }
}