unit U_BatchEdit;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants,
  System.Classes, Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, cxGraphics,
  cxControls, cxLookAndFeels, cxLookAndFeelPainters, cxContainer, cxEdit,
  Vcl.Menus, Vcl.StdCtrls, cxButtons, cxLabel, cxTextEdit, cxMaskEdit,
  cxDropDownEdit, dxSkinsCore, dxSkinWXI, Data.DB, Data.Win.ADODB, U_BaseInput;

type
  TfrmBatchEdit = class(TfrmBaseInput)
    price: TcxTextEdit;
    btnOK: TcxButton;
    btnCancel: TcxButton;
    cxLabel2: TcxLabel;
    ADOConnection1: TADOConnection;
    ADOQuery1: TADOQuery;
    priceGW: TcxTextEdit;
    cxLabel1: TcxLabel;
    procedure btnOKClick(Sender: TObject);
    procedure btnCancelClick(Sender: TObject);
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }

  public
    FBCIOID: string;
    FStkId: string;
    FIOID: string;
    Fflag: Integer;
    { Public declarations }
  end;

var
  frmBatchEdit: TfrmBatchEdit;

implementation

uses
  U_DataLink;
{$R *.dfm}

procedure TfrmBatchEdit.btnCancelClick(Sender: TObject);
begin
  close;
end;

procedure TfrmBatchEdit.btnOKClick(Sender: TObject);
begin
  if (Fflag = 0) or (Fflag = 1) then
  begin
    if price.Text = '' then
      price.Text := 'null';
    if FBCIOID = '' then
      exit;
    try
      with ADOQuery1 do
      begin
        close;
        sql.Clear;
        sql.Add(' update bs_cloth_io set price = ' + price.Text + ' where BCIOID in (' + FBCIOID + ')');
        ExecSQL;
      end;
    finally
      ModalResult := 1;
      ;
    end;
  end
  else if Fflag = 2 then
  begin
    if price.Text = '' then
      price.Text := 'null';
    if FStkId = '' then
      exit;
    try
      with ADOQuery1 do
      begin
        close;
        sql.Clear;
        sql.Add(' update Trade_Cloth_Stock_ZD set ZDprice = ' + price.Text + ' where StkId in (' + FStkId + ')');
        ExecSQL;
      end;
    finally
      ModalResult := 1;
      ;
    end;
  end
  else if Fflag = 3 then
  begin
    if (price.Text <> '') and (priceGW.Text <> '') then
    begin
      Application.MessageBox('只能填写一个单价', '提示信息', 0);
      Exit;
    end;

    if FIOID = '' then
      exit;
    try
      with ADOQuery1 do
      begin
        close;
        sql.Clear;
        if (price.Text = '') and (priceGW.Text = '') then
        begin
          sql.Add(' update Trade_Cloth_IO set price = ' + price.Text + ' where IOID in (' + FIOID + ')');
          sql.Add(' update Trade_Cloth_IO set Amount = ' + price.Text + ' where IOID in (' + FIOID + ')');
        end
        else if (price.Text <> '') and (priceGW.Text = '') then
        begin
          sql.Add(' update Trade_Cloth_IO set price = ' + price.Text + ' where IOID in (' + FIOID + ')');
          sql.Add(' update Trade_Cloth_IO set Amount = ' + price.Text + ' * meter where IOID in (' + FIOID + ')');
        end
        else if (price.Text = '') and (priceGW.Text <> '') then
        begin
          sql.Add(' update Trade_Cloth_IO set price = ' + priceGW.Text + ' where IOID in (' + FIOID + ')');
          sql.Add(' update Trade_Cloth_IO set Amount = ' + priceGW.Text + ' * NetWeight where IOID in (' + FIOID + ')');
        end;


//        ShowMessage(sql.Text);
        ExecSQL;
      end;
    finally
      ModalResult := 1;
      ;
    end;
  end;

end;

procedure TfrmBatchEdit.FormShow(Sender: TObject);
begin
  try
    with ADOConnection1 do
    begin
      if not Connected then
      begin
        Connected := false;
        ConnectionString := DConString;
        LoginPrompt := false;
        Connected := true;
      end;
    end;
  except
    application.MessageBox('数据库连接失败！', '错误', mb_Ok + MB_ICONERROR);
  end;
  if FFlag = 3 then
  begin
    priceGW.Visible := true;
    cxLabel1.Visible := True;
    cxLabel2.Caption := '米数价格';
  end;
end;

end.