unit InfoLogScherm;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, DrieKnoppenScherm, Vcl.ActnList,
  Vcl.StdCtrls, Vcl.Grids, DnaCodeService, Data.DB, Datasnap.DBClient, Images,
  Vcl.DBGrids, UiContext, Vcl.ExtCtrls;

type
  TfmInfoLogScherm = class(TfmDrieKnoppenScherm)
    lblToelevering: TLabel;
    lblAantalGescand: TLabel;
    lblTotaalAantal: TLabel;
    lblSlash: TLabel;
    lblAantallen: TLabel;
    sgToeleveringData: TStringGrid;
    btnEerst: TButton;
    btnVorige: TButton;
    btnVolgende: TButton;
    btnLaatst: TButton;
    procedure FormCreate(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure actOngedaanMakenExecute(Sender: TObject);
    procedure btnEerstClick(Sender: TObject);
    procedure btnVorigeClick(Sender: TObject);
    procedure btnVolgendeClick(Sender: TObject);
    procedure btnLaatstClick(Sender: TObject);
    procedure actSchermRechtsExecute(Sender: TObject);
    procedure actSchermLinksExecute(Sender: TObject);
    procedure actTerugExecute(Sender: TObject);
  private
    function ToeleveringDataOphalen(): ZoekViaToeleveringResponse;
    procedure VulGridMetToeleveringData(DnaCodes: array of DnaCode);
    procedure GridLeegmaken();
    function GridToontData: boolean;
    procedure SwitchGrid();
  public
    { Public declarations }
  end;

var
  fmInfoLogScherm: TfmInfoLogScherm;

implementation

uses
  Agent, CommonFunctions, ProScanMain;

{$R *.dfm}

procedure TfmInfoLogScherm.actSchermLinksExecute(Sender: TObject);
begin
  SwitchGrid()
end;

procedure TfmInfoLogScherm.actSchermRechtsExecute(Sender: TObject);
begin
  SwitchGrid()
end;

procedure TfmInfoLogScherm.actTerugExecute(Sender: TObject);
begin
  inherited;
  PostMessage(Self.Handle,WM_Close,0,0);
  (Self.Parent.Parent As TfmProScanHoofdscherm).NavigeerNaar(mrDnaCode);
end;

procedure TfmInfoLogScherm.actOngedaanMakenExecute(Sender: TObject);
var
  Response: DnaCodeAfmeldenResponse;
  fWaarschuwingModalResult: TModalResult;
begin
  Self.ModalResult := mrInfoLog;
  fWaarschuwingModalResult := ToonPopupScherm('Scan ongedaan maken?'+#13#10+sgToeleveringData.Rows[sgToeleveringData.Row][0],'Ja','Nee',14,6,7);

  if fWaarschuwingModalResult = mrYes then begin
    Response := TAgent.Create(UiContext).DnaCodeAfmelden(sgToeleveringData.Rows[sgToeleveringData.Row][2], UiContext.Toelevering, sgToeleveringData.Rows[sgToeleveringData.Row][1], -1);
    try
      if Response.Header.Status <> '200' then begin
        ToonPopupScherm(Response.Header.Omschrijving, 'Probeer opnieuw','')
      end else begin
        VulGridMetToeleveringData(Response.DnaCodes);
      end;
    finally
      Response.Free;
    end;
  end;
  PostMessage(Self.Handle,WM_Close,0,0);
  (Self.Parent.Parent As TfmProScanHoofdscherm).NavigeerNaar(Self.ModalResult);
end;

procedure TfmInfoLogScherm.btnEerstClick(Sender: TObject);
begin
  inherited;
  sgToeleveringData.Row := 1;
end;

procedure TfmInfoLogScherm.btnLaatstClick(Sender: TObject);
begin
  inherited;
  sgToeleveringData.Row := sgToeleveringData.RowCount - 1;
end;

procedure TfmInfoLogScherm.btnVolgendeClick(Sender: TObject);
begin
  inherited;
  if sgToeleveringData.Row < sgToeleveringData.RowCount - 1 then
    sgToeleveringData.Row := sgToeleveringData.Row + 1;
end;

procedure TfmInfoLogScherm.btnVorigeClick(Sender: TObject);
begin
  inherited;
  if sgToeleveringData.Row > 1 then
    sgToeleveringData.Row := sgToeleveringData.Row - 1;
end;

procedure TfmInfoLogScherm.FormCreate(Sender: TObject);
begin
  inherited;
  sgToeleveringData.Cols[0].Text := 'DNA-Code';
  sgToeleveringData.Cols[1].Text := 'Pallet';
end;

procedure TfmInfoLogScherm.FormShow(Sender: TObject);
var
  Response: ZoekViaToeleveringResponse;
begin
  btnLinksOnder.Action := actTerug;
  btnCentraalOnder.Action := actOngedaanMaken;
  if UiContext.InfoLogSchermToonGescand then begin
    btnRechtsOnder.Action := actSchermRechts;
  end else begin
    btnRechtsOnder.Action := actSchermLinks;
  end;
  lblToelevering.Caption := UiContext.Toelevering;
  Response := ToeleveringDataOphalen();
  VulGridMetToeleveringData(Response.DnaCodes);
  inherited;
end;

function TfmInfoLogScherm.ToeleveringDataOphalen: ZoekViaToeleveringResponse;
var
  Response: ZoekViaToeleveringResponse;
begin
  Response := TAgent.Create(UiContext).ZoekViaToelevering(UiContext.Toelevering);
  try
    if Response.Header.Status <> '200' then begin
      ToonPopupScherm(Response.Header.Omschrijving, 'Probeer opnieuw','')
    end else begin
      if UiContext.InfoLogSchermToonGescand then begin
        lblAantallen.Caption := 'Afgescand';
        lblAantalGescand.Caption := IntToStr(Response.AantalReedsGescand);
      end else begin
        lblAantallen.Caption := 'Te scannen';
        lblAantalGescand.Caption := IntToStr(Response.AantalInToelevering - Response.AantalReedsGescand);
      end;
      lblTotaalAantal.Caption := IntToStr(Response.AantalInToelevering);
    end;
  finally
    result := Response;
  end;
end;

procedure TfmInfoLogScherm.VulGridMetToeleveringData(DnaCodes: array of DnaCode);
var
  DnaCodeTeller: Integer;
  VuilbakTonen: boolean;
begin
  GridLeegMaken();
  for DnaCodeTeller := 0 to length(DnaCodes)-1  do begin
    if (UiContext.InfoLogSchermToonGescand and (DnaCodes[DnaCodeTeller].InitialenScanner <> '')) or
       ((not UiContext.InfoLogSchermToonGescand) and (DnaCodes[DnaCodeTeller].InitialenScanner = '')) then begin
      sgToeleveringData.Rows[sgToeleveringData.RowCount-1].Add(TCommonFunctions.VerkorteDnaCode(DnaCodes[DnaCodeTeller].DnaCode));
      sgToeleveringData.Rows[sgToeleveringData.RowCount-1][1] := (DnaCodes[DnaCodeTeller].PalletCode);
      sgToeleveringData.Rows[sgToeleveringData.RowCount-1][2] := (DnaCodes[DnaCodeTeller].DnaCode);
      sgToeleveringData.RowCount := sgToeleveringData.RowCount + 1;
    end;
  end;
  if sgToeleveringData.RowCount > 2 then
    sgToeleveringData.RowCount := sgToeleveringData.RowCount - 1;
  VuilbakTonen := GridToontData and UiContext.InfoLogSchermToonGescand;
  if VuilbakTonen then begin
    actOngedaanMaken.Enabled := true;
    imgCentraalOnder.Visible := true;
    btnCentraalOnder.Action := actOngedaanMaken;
  end else begin
    actOngedaanMaken.Enabled := false;
    imgCentraalOnder.Visible := false;
    btnCentraalOnder.Action := nil;
  end;
end;

procedure TfmInfoLogScherm.GridLeegmaken;
var
  i: Integer;
begin
  for i := 1 to sgToeleveringData.RowCount do
    sgToeleveringData.Rows[i].Clear;
  sgToeleveringData.RowCount := 2;
end;

function TfmInfoLogScherm.GridToontData: boolean;
begin
  result := false;
  if sgToeleveringData.RowCount > 2 then
    result := true;
  if (sgToeleveringData.RowCount = 2) and (Trim(sgToeleveringData.Rows[1].Text) <> '') then
    result := true;
end;

procedure TfmInfoLogScherm.SwitchGrid;
var
  Response: ZoekViaToeleveringResponse;
begin
  inherited;
  Self.ModalResult := mrInfoLog;
  if UiContext.InfoLogSchermToonGescand then begin
    btnRechtsOnder.Action := actSchermRechts;
  end else begin
    btnRechtsOnder.Action := actSchermLinks;
  end;
  btnRechtsOnder.Visible := false;
  Repaint;
  UiContext.InfoLogSchermToonGescand := not(UiContext.InfoLogSchermToonGescand);
  Response := ToeleveringDataOphalen();
  VulGridMetToeleveringData(Response.DnaCodes);
end;

end.