Measure/DataModules/BillsCompileDm.pas

unit BillsCompileDm;

interface

uses
  BillsDm, StandardBillsFme,
  SysUtils, Classes, sdDB, BillsTree, sdIDTree;

type
  TBillsCompileData = class(TDataModule)
    sdvBillsCompile: TsdDataView;
    procedure sdvBillsCompileGetText(var Text: String;
      ARecord: TsdDataRecord; AValue: TsdValue; AColumn: TsdViewColumn;
      DisplayText: Boolean);
    procedure sdvBillsCompileAfterValueChanged(AValue: TsdValue);
    procedure sdvBillsCompileBeforeValueChange(AValue: TsdValue;
      const NewValue: Variant; var Allow: Boolean);
    procedure sdvBillsCompileSetText(var Text: String;
      ARecord: TsdDataRecord; AValue: TsdValue; AColumn: TsdViewColumn;
      var Allow: Boolean);
    procedure sdvBillsCompileAfterOpen(Sender: TObject);
    procedure sdvBillsCompileAfterClose(Sender: TObject);
    procedure sdvBillsCompileAfterAddRecord(ARecord: TsdDataRecord);
    procedure sdvBillsCompileCurrentChanged(ARecord: TsdDataRecord);
  private
    FProjectData: TObject;
    FBillsData: TBillsData;
    FBillsCompileTree: TBillsIDTree;

    FBeforeChangeParentID: Integer;
    FOnRecChange: TRecChangeEvent;

    function GatherChildrenOrg(ANode: TsdIDTreeNode): Double;
    procedure UpdateRecordOrg(ABillsID: Integer; ATotalPrice: Double);

    function FindChild(AParentNode, ANode: TsdIDTreeNode): TsdIDTreeNode;
    function InsertChild(AParentNode, ANode: TsdIDTreeNode): TsdIDTreeNode;

    function CompareNodeCode(ANode, ACompareNode: TsdIDTreeNode): Integer;
    function GetNextSiblingID(AParent, ANode: TsdIDTreeNode): Integer;
    function IsSameNode(ANode, ACompareNode: TsdIDTreeNode): Boolean;
    function GetTopParentNode(ANode: TsdIDTreeNode; ALevel: Integer): TsdIDTreeNode;
    procedure AddXmjBillsFromLib(AStdBillsNode: TsdIDTreeNode);

    function CanAddGclBills: Boolean;
    function GetGclBillsParent(AChildNode: TsdIDTreeNode): TsdIDTreeNode;
    procedure AddGclBillsFromLib(AStdBillsNode: TsdIDTreeNode);

    procedure DoOnAfterDeleteNode(AParent: TsdIDTreeNode);

    function GatherChildren(ANode: TsdIDTreeNode; const AFieldName: string): Double;
    procedure UpdateParent(ABillsID: Integer; ADifferTotalPrice: Double; const AFieldName: string);
    // 经济指标[与其他节点无关]
    procedure CalculateDesignPrice(ANode: TBillsIDTreeNode);
    // 施工图原设计[增量]
    procedure CalculateOrg(ABillsID: Integer);
    // 设计错漏增减[增量]
    procedure CalculateMis(ABillsID: Integer);
    // 其他错漏增减[增量]
    procedure CalculateOth(ABillsID: Integer);
    procedure CalculateTotal(ABillsID: Integer);

    procedure CalculateLeaf(ANode: TBillsIDTreeNode);
    procedure GatherNode(ANode: TBillsIDTreeNode);
    procedure CalculateBills(ANode: TsdIDTreeNode);

    function GetActive: Boolean;
    procedure SetOnRecChange(const Value: TRecChangeEvent);
  public
    constructor Create(AProjectData: TObject);
    destructor Destroy; override;

    procedure Open;
    procedure Close;
    procedure ReConnectTree;

    procedure AddBillsFromLib(ANode: TsdIDTreeNode; ABillsType: TBillsType);
    procedure AddBillsFromDealBills(ARec: TsdDataRecord);

    procedure Calculate(ABillsID: Integer);
    procedure CalculateAll;

    function GetLeafXmjParentID(ABillsID: Integer): Integer;

    procedure ExpandNodeTo(ALevel: Integer);
    procedure ExpandXmjNode;

    procedure ReorderChildrenCode(ANode: TsdIDTreeNode);

    // 所有解锁的节点全部重新锁定
    procedure ReLockBaseData;

    property ProjectData: TObject read FProjectData;
    property BillsData: TBillsData read FBillsData;
    property BillsCompileTree: TBillsIDTree read FBillsCompileTree;
    property Active: Boolean read GetActive;

    property OnRecChange: TRecChangeEvent read FOnRecChange write SetOnRecChange;
  end;

implementation

uses
  ProjectData, Math, ZhAPI, UtilMethods, ConstUnit, mDataRecord;

{$R *.dfm}

{ TBillsCompileData }

constructor TBillsCompileData.Create(AProjectData: TObject);
begin
  inherited Create(nil);
  FProjectData := AProjectData;
  FBillsData := TProjectData(FProjectData).BillsData;
  FBillsCompileTree := TBillsIDTree.Create;
  FBillsCompileTree.KeyFieldName := 'ID';
  FBillsCompileTree.ParentFieldName := 'ParentID';
  FBillsCompileTree.NextSiblingFieldName := 'NextSiblingID';
  FBillsCompileTree.AutoCreateKeyID := True;
  FBillsCompileTree.AutoExpand := True;
  FBillsCompileTree.DataView := sdvBillsCompile;
  FBillsCompileTree.SeedID := Max(FBillsCompileTree.SeedID, 100);
  FBillsCompileTree.DoOnAfterDeleteNode := DoOnAfterDeleteNode;
end;

destructor TBillsCompileData.Destroy;
begin
  FBillsCompileTree.Free;
  inherited;
end;

procedure TBillsCompileData.Open;
begin
  sdvBillsCompile.DataSet := TProjectData(FProjectData).BillsData.sddBills;
  sdvBillsCompile.Open;
  FBillsCompileTree.SeedID := Max(FBillsCompileTree.SeedID, 100);
end;

procedure TBillsCompileData.ReConnectTree;
begin
  FBillsCompileTree.DataView := nil;
  FBillsCompileTree.DataView := sdvBillsCompile;
end;

procedure TBillsCompileData.sdvBillsCompileGetText(var Text: String;
  ARecord: TsdDataRecord; AValue: TsdValue; AColumn: TsdViewColumn;
  DisplayText: Boolean);

  procedure GetEditText;
  var
    sFormula: string;
  begin
    if SameText('OrgQuantity', AColumn.FieldName) then
      sFormula := ARecord.ValueByName('OrgFormula').AsString
    else if SameText('MisQuantity', AColumn.FieldName) then
      sFormula := ARecord.ValueByName('MisFormula').AsString
    else if SameText('OthQuantity', AColumn.FieldName) then
      sFormula := ARecord.ValueByName('OthFormula').AsString
    else
      sFormula := '';
    if sFormula <> '' then
      Text := sFormula;
  end;

  procedure GetDisplayText;
  begin
    if (Pos('Price', AColumn.FieldName) > 0) or
       (Pos('Quantity', AColumn.FieldName) > 0) then
    begin
      if Assigned(AValue) and (AValue.AsFloat = 0) then
        Text := '';
    end;
  end;

begin
  if DisplayText then
    GetDisplayText
  else
    GetEditText;
end;

procedure TBillsCompileData.ExpandNodeTo(ALevel: Integer);
begin
  BillsCompileTree.ExpandLevel := ALevel;
end;

procedure TBillsCompileData.ExpandXmjNode;
var
  iIndex: Integer;
  stnNode: TsdIDTreeNode;
begin
  for iIndex := 0 to BillsCompileTree.Count - 1 do
  begin
    stnNode := BillsCompileTree.Items[iIndex];
    if (stnNode.ParentID <> -1) then
      stnNode.Parent.Expanded := stnNode.Rec.ValueByName('B_Code').AsString = '';
  end;
end;

procedure TBillsCompileData.sdvBillsCompileAfterValueChanged(
  AValue: TsdValue);

  procedure ResetChildrenLockedInfo(ANode: TsdIDTreeNode; ALockedInfo: Boolean);
  var
    iChild: Integer;
  begin
    if not Assigned(ANode) then Exit;
    if ANode.Rec.ValueByName('LockedLevel').AsBoolean then
      ANode.Rec.ValueByName('LockedInfo').AsBoolean := ALockedInfo;
    if ANode.HasChildren then
      for iChild := 0 to ANode.ChildCount - 1 do
        ResetChildrenLockedInfo(ANode.ChildNodes[iChild], ALockedInfo);
  end;

var
  stnNode: TsdIDTreeNode;
begin
  if SameText(AValue.FieldName, 'OrgQuantity') or
      SameText(AValue.FieldName, 'OrgTotalPrice') then
    CalculateOrg(AValue.Owner.ValueByName('ID').AsInteger)
  else if SameText(AValue.FieldName, 'MisQuantity') or
      SameText(AValue.FieldName, 'MisTotalPrice') then
    CalculateMis(AValue.Owner.ValueByName('ID').AsInteger)
  else if SameText(AValue.FieldName, 'OthQuantity') or
      SameText(AValue.FieldName, 'OthTotalPrice') then
    CalculateOth(AValue.Owner.ValueByName('ID').AsInteger)
  else if SameText(AValue.FieldName, 'Price') or
      SameText(AValue.FieldName, 'DgnQuantity1') then
    CalculateTotal(AValue.Owner.ValueByName('ID').AsInteger);

  if (AValue.FieldName = 'ParentID') then
  begin
    Calculate(FBeforeChangeParentID);
    Calculate(AValue.AsInteger);
  end;

  if (AValue.FieldName = 'LockedInfo') then
  begin
    stnNode := BillsCompileTree.FindNode(AValue.Owner.ValueByName('ID').AsInteger);
    ResetChildrenLockedInfo(stnNode, AValue.AsBoolean);
  end;
end;

function TBillsCompileData.GatherChildrenOrg(ANode: TsdIDTreeNode): Double;
var
  iChild: Integer;
begin
  if ANode = nil then Exit;
  if ANode.HasChildren and Assigned(ANode.FirstChild) then
  begin
    Result := 0;
    for iChild := 0 to ANode.ChildCount - 1 do
      Result := Result + GatherChildrenOrg(ANode.ChildNodes[iChild]);
    Result := TotalPriceRoundTo(Result);
  end
  else
    if Assigned(ANode.Rec) and Assigned(ANode.Rec.ValueByName('TotalPrice')) then
      Result := ANode.Rec.ValueByName('TotalPrice').AsFloat
    else
      Result := 0;
end;

procedure TBillsCompileData.UpdateRecordOrg(ABillsID: Integer;
  ATotalPrice: Double);
var
  stnNode: TsdIDTreeNode;
begin
  stnNode := BillsCompileTree.FindNode(ABillsID);
  if not Assigned(stnNode) then Exit;
  with stnNode.Rec do
  begin
    ValueByName('TotalPrice').AsFloat := TotalPriceRoundTo(
      ValueByName('TotalPrice').AsFloat + ATotalPrice);
    if ValueByName('DgnQuantity1').AsFloat <> 0 then
      ValueByName('DgnPrice').AsFloat := PriceRoundTo(
          ValueByName('TotalPrice').AsFloat/ValueByName('DgnQuantity1').AsFloat);
  end;
  UpdateRecordOrg(stnNode.ParentID, ATotalPrice);
end;

procedure TBillsCompileData.sdvBillsCompileBeforeValueChange(
  AValue: TsdValue; const NewValue: Variant; var Allow: Boolean);
begin
  // 清单编号和项目节编号不可同时存在
  if SameText(AValue.FieldName, 'Code') then
  begin
    if AValue.Owner.ValueByName('B_Code').AsString <> '' then
      DataSetErrorMessage(Allow, '已存在清单编号，不可输入项目节编号！');
  end
  else if SameText(AValue.FieldName, 'B_Code') then
  begin
    if AValue.Owner.ValueByName('Code').AsString <> '' then
      DataSetErrorMessage(Allow, '已存在项目节编号，不可输入清单编号！');
  end
  //
  else if SameText(AValue.FieldName, 'Price') then
  begin
    if AValue.Owner.ValueByName('AddGatherTotalPrice').AsFloat <> 0 then
      DataSetErrorMessage(Allow, '该清单已经开始计量，不可修改单价！');
  end
  // 变更清单不可修改0号台账数据
  else if SameText(AValue.FieldName, 'OrgQuantity') or
      SameText(AValue.FieldName, 'MisQuantity') or
      SameText(AValue.FieldName, 'OthQuantity') then
  begin
    if AValue.Owner.ValueByName('IsMeasureAdd').AsBoolean then
      DataSetErrorMessage(Allow, '变更清单不可填写0号台账数量与金额');
  end;
  if not Allow then Exit;

  if SameText(AValue.FieldName, 'ParentID') then
    FBeforeChangeParentID := AValue.AsInteger;
  if SameText(AValue.FieldName, 'OrgQuantity') or
      SameText(AValue.FieldName, 'MisQuantity') or
      SameText(AValue.FieldName, 'OthQuantity') or
      SameText(AValue.FieldName, 'OrgTotalPrice') or
      SameText(AValue.FieldName, 'MisTotalPrice') or
      SameText(AValue.FieldName, 'OthTotalPrice') or
      SameText(AValue.FieldName, 'Price') then
  begin
    TBillsRecord(AValue.Owner).CacheOrgTP := AValue.Owner.ValueByName('OrgTotalPrice').AsFloat;
    TBillsRecord(AValue.Owner).CacheMisTP := AValue.Owner.ValueByName('MisTotalPrice').AsFloat;
    TBillsRecord(AValue.Owner).CacheOthTP := AValue.Owner.ValueByName('OthTotalPrice').AsFloat;
  end;
end;

procedure TBillsCompileData.CalculateAll;

  procedure RecursiveCalc(ANode: TsdIDTreeNode);
  begin
    if not Assigned(ANode) then Exit;
    if ANode.HasChildren then
    begin
      RecursiveCalc(ANode.FirstChild);
      GatherNode(TBillsIDTreeNode(ANode));
    end
    else
      CalculateLeaf(TBillsIDTreeNode(ANode));
    RecursiveCalc(ANode.NextSibling);
  end;

  procedure BeginCalc;
  begin
    sdvBillsCompile.BeforeValueChange := nil;
    sdvBillsCompile.AfterValueChanged := nil;
  end;

  procedure EndCalc;
  begin
    sdvBillsCompile.BeforeValueChange := sdvBillsCompileBeforeValueChange;
    sdvBillsCompile.AfterValueChanged := sdvBillsCompileAfterValueChanged;
  end;

begin
  BeginCalc;
  try
    RecursiveCalc(BillsCompileTree.FirstNode);
  finally
    EndCalc;
  end;
end;

procedure TBillsCompileData.AddBillsFromLib(ANode: TsdIDTreeNode;
  ABillsType: TBillsType);
begin
  if not Assigned(ANode) then Exit;
  if ABillsType = btXm then
    AddXmjBillsFromLib(ANode)
  else if ABillsType = btGcl then
    AddGclBillsFromLib(ANode);
end;

procedure TBillsCompileData.AddGclBillsFromLib(
  AStdBillsNode: TsdIDTreeNode);
var
  stnParent, stnStdNode: TsdIDTreeNode;
  iLevel: Integer;
begin
  if not CanAddGclBills then
    raise Exception.Create('当前节点下不可添加工程量清单！');

  stnParent := GetGclBillsParent(BillsCompileTree.Selected);
  if TBillsIDTreeNode(stnParent).HasLedger or
     (not stnParent.HasChildren and TBillsIDTreeNode(stnParent).HasMeasure) then
    raise Exception.Create('当前节点不可添加工程量清单！');

  stnStdNode := GetTopParentNode(AStdBillsNode, AStdBillsNode.Level);
  for iLevel := 1 to AStdBillsNode.Level + 1 do
  begin
    if stnStdNode.Rec.ValueByName('B_Code').AsString <> '' then
      if FindChild(stnParent, stnStdNode) <> nil then
        stnParent := FindChild(stnParent, stnStdNode)
      else
        stnParent := InsertChild(stnParent, stnStdNode);
    stnStdNode := GetTopParentNode(AStdBillsNode, AStdBillsNode.Level - iLevel);
  end;
end;

procedure TBillsCompileData.AddXmjBillsFromLib(
  AStdBillsNode: TsdIDTreeNode);
var
  stnStdNode, stnCurNode: TsdIDTreeNode;
  iLevel: Integer;
begin
  stnStdNode := GetTopParentNode(AStdBillsNode, AStdBillsNode.Level);
  stnCurNode := nil;
  for iLevel := 1 to AStdBillsNode.Level + 1 do
  begin
    if FindChild(stnCurNode, stnStdNode) <> nil then
      stnCurNode := FindChild(stnCurNode, stnStdNode)
    else
    begin
      if TBillsIDTreeNode(stnCurNode).HasLedger or
         (not stnCurNode.HasChildren and TBillsIDTreeNode(stnCurNode).HasMeasure) then
        raise Exception.Create('不可添加该项目节数据！')
      else
        stnCurNode := InsertChild(stnCurNode, stnStdNode);
    end;
    stnStdNode := GetTopParentNode(AStdBillsNode, AStdBillsNode.Level - iLevel);
  end;
end;

function TBillsCompileData.CanAddGclBills: Boolean;

  function CheckChildrenHasXmj(ANode: TsdIDTreeNode): Boolean;
  var
    stnCurNode: TsdIDTreeNode;
  begin
    Result := False;
    if not ANode.HasChildren then Exit;

    stnCurNode := ANode.FirstChild;
    while not Result and Assigned(stnCurNode) do
    begin
      Result := Result or (stnCurNode.Rec.ValueByName('Code').AsString <> '');
      if stnCurNode.HasChildren then
        Result := Result or CheckChildrenHasXmj(stnCurNode);
      stnCurNode := stnCurNode.NextSibling;
    end;
  end;

  function CheckParentIsXmj(ANode: TsdIDTreeNode): Boolean;
  begin
    Result := False;
    if not Assigned(ANode) then Exit;

    Result := ANode.Rec.ValueByName('Code').AsString <> '';
    if not Result then
      Result := Result or CheckParentIsXmj(ANode.Parent);
  end;

begin
  Result := False;
  if not Assigned(BillsCompileTree.Selected) then Exit;
  Result := CheckParentIsXmj(BillsCompileTree.Selected)
    and not CheckChildrenHasXmj(BillsCompileTree.Selected);
end;

function TBillsCompileData.CompareNodeCode(ANode,
  ACompareNode: TsdIDTreeNode): Integer;
begin
  if ANode.Rec.ValueByName('Code').AsString <> '' then
    Result := CompareCode(ANode.Rec.ValueByName('Code').AsString,
      ACompareNode.Rec.ValueByName('Code').AsString)
  else if ANode.Rec.ValueByName('B_Code').AsString <> '' then
    Result := CompareCode(ANode.Rec.ValueByName('B_Code').AsString,
      ACompareNode.Rec.ValueByName('B_Code').AsString);
end;

function TBillsCompileData.GetGclBillsParent(
  AChildNode: TsdIDTreeNode): TsdIDTreeNode;
begin
  if AChildNode.Rec.ValueByName('B_Code').AsString <> '' then
    Result := GetGclBillsParent(AChildNode.Parent)
  else
    Result := AChildNode;
end;

function TBillsCompileData.GetNextSiblingID(AParent,
  ANode: TsdIDTreeNode): Integer;
var
  stnCurNode: TsdIDTreeNode;
begin
  Result := -1;
  if Assigned(AParent) then
    stnCurNode := AParent.FirstChild
  else
    stnCurNode := BillsCompileTree.FirstNode;
  if not Assigned(stnCurNode) then Exit;

  while Assigned(stnCurNode) do
  begin
    if CompareNodeCode(stnCurNode, ANode) >= 0 then
    begin
      Result := stnCurNode.ID;
      Exit;
    end;
    stnCurNode := stnCurNode.NextSibling;
  end;
end;

function TBillsCompileData.GetTopParentNode(ANode: TsdIDTreeNode;
  ALevel: Integer): TsdIDTreeNode;
begin
  Result := ANode;
  while Assigned(Result.Parent) and (Result.Level + ALevel > ANode.Level) do
    Result := Result.Parent;
end;

function TBillsCompileData.IsSameNode(ANode,
  ACompareNode: TsdIDTreeNode): Boolean;
begin
  Result := (ANode.Rec.ValueByName('Code').AsString = ACompareNode.Rec.ValueByName('Code').AsString)
        and (ANode.Rec.ValueByName('B_Code').AsString = ACompareNode.Rec.ValueByName('B_Code').AsString)
        and (ANode.Rec.ValueByName('Name').AsString = ACompareNode.Rec.ValueByName('Name').AsString);
end;

function TBillsCompileData.FindChild(AParentNode,
  ANode: TsdIDTreeNode): TsdIDTreeNode;

  function FindSibling(AFirstNode, ANode: TsdIDTreeNode): TsdIDTreeNode;
  var
    stnCurNode: TsdIDTreeNode;
  begin
    Result := nil;
    stnCurNode := AFirstNode;
    while Assigned(stnCurNode) and not Assigned(Result) do
    begin
      if IsSameNode(ANode, stnCurNode) then
        Result := stnCurNode;
      stnCurNode := stnCurNode.NextSibling;
    end;
  end;

begin
  if not Assigned(AParentNode) then
    Result := FindSibling(BillsCompileTree.FirstNode, ANode)
  else
    Result := FindSibling(AParentNode.FirstChild, ANode);
end;

function TBillsCompileData.InsertChild(AParentNode,
  ANode: TsdIDTreeNode): TsdIDTreeNode;
var
  iNextSiblingID: Integer;
begin
  iNextSiblingID := GetNextSiblingID(AParentNode, ANode);
  if Assigned(AParentNode) then
    Result := BillsCompileTree.Add(AParentNode.ID, iNextSiblingID)
  else
    Result := BillsCompileTree.Add(-1, iNextSiblingID);
  Result.Rec.ValueByName('Code').AsString := ANode.Rec.ValueByName('Code').AsString;
  Result.Rec.ValueByName('B_Code').AsString := ANode.Rec.ValueByName('B_Code').AsString;
  Result.Rec.ValueByName('Name').AsString := ANode.Rec.ValueByName('Name').AsString;
  Result.Rec.ValueByName('Units').AsString := ANode.Rec.ValueByName('Unit').AsString;
end;

procedure TBillsCompileData.sdvBillsCompileSetText(var Text: String;
  ARecord: TsdDataRecord; AValue: TsdValue; AColumn: TsdViewColumn;
  var Allow: Boolean);

  procedure SetTextErrorHint(const AHint: string);
  begin
    ErrorMessage(AHint);
    Allow := False;
  end;

  procedure SetQuantity(const APre: string);
  begin
    // 0号台账改为三项合计后，不记录输入的公式，但允许公式计算
    if CheckStringNull(Text) or CheckNumeric(Text) then
      Text := FloatToStr(QuantityRoundTo(StrToFloatDef(Text, 0)))
    else
    begin
      ARecord.ValueByName(APre + 'Formula').AsString := Text;
      Text := FloatToStr(QuantityRoundTo(EvaluateExprs(Text)));
    end;
    ARecord.ValueByName('CalcType').AsInteger := 0;
  end;

  procedure SetTotalPrice;
  begin
    Text := FloatToStr(TotalPriceRoundTo(StrToFloatDef(Text, 0)));
    ARecord.ValueByName('CalcType').AsInteger := 1;
  end;

  procedure SetDgnQuantity;
  begin
    Text := FloatToStr(QuantityRoundTo(StrToFloatDef(Text, 0)));
  end;

  procedure SetPrice;
  begin
    Text := FloatToStr(PriceRoundTo(StrToFloatDef(Text, 0)));
  end;

  procedure DoCurChanged;
  begin
    if SameText(AColumn.FieldName, 'OrgQuantity') then
      SetQuantity('Org')
    else if SameText(AColumn.FieldName, 'MisQuantity') then
      SetQuantity('Mis')
    else if SameText(AColumn.FieldName, 'OthQuantity') then
      SetQuantity('Oth')
    else if SameText(AColumn.FieldName, 'OrgTotalPrice') or
        SameText(AColumn.FieldName, 'MisTotalPrice') or
        SameText(AColumn.FieldName, 'OthTotalPrice') then
      SetTotalPrice
    else if Pos('DgnQuantity', AColumn.FieldName) = 1 then
      SetDgnQuantity
    else if SameText(AColumn.FieldName, 'Price') then
      SetPrice;
  end;

  procedure CheckLockedData;
  begin
    if SameText(AColumn.FieldName, 'Code') or
       SameText(AColumn.FieldName, 'B_Code') or
       SameText(AColumn.FieldName, 'Name') or
       SameText(AColumn.FieldName, 'Units') or
       SameText(AColumn.FieldName, 'Price') or
       SameText(AColumn.FieldName, 'OrgQuantity') or
       SameText(AColumn.FieldName, 'OrgTotalPrice') or
       SameText(AColumn.FieldName, 'MisQuantity') or
       SameText(AColumn.FieldName, 'MisTotalPrice') or
       SameText(AColumn.FieldName, 'OthQuantity') or
       SameText(AColumn.FieldName, 'OthTotalPrice') or
       SameText(AColumn.FieldName, 'DrawingCode')then
       if ARecord.ValueByName('LockedInfo').AsBoolean then
         SetTextErrorHint('清单信息已被锁定，不允许修改编号、名称、单位、清单单价、0号台账数量与金额、图号！');
  end;

  procedure CheckNodeWritable;
  var
    vNode: TBillsIDTreeNode;
    iCreatePhase: Integer;
  begin
    if not Allow then Exit;
    vNode := TBillsIDTreeNode(BillsCompileTree.FindNode(ARecord.ValueByName('ID').AsInteger));
    iCreatePhase := vNode.Rec.ValueByName('CreatePhaseID').AsInteger;

    if vNode.HasChildren then
    begin
      if Text = '' then
        Exit
      else if (Pos('Quantity', AColumn.FieldName) > 0) or
          (Pos('TotalPrice', AColumn.FieldName) > 0) then
        SetTextErrorHint('该清单有子计算项，不能直接修改！')
      else if (Pos('Price', AColumn.FieldName) > 0) then
        SetTextErrorHint('仅最底层清单可输入单价！');
      if not Allow then Exit;
    end
    else
    begin
      if SameText('OrgTotalPrice', AColumn.FieldName) or
          SameText('MisTotalPrice', AColumn.FieldName) or
          SameText('OthTotalPrice', AColumn.FieldName) then
      begin
        if not vNode.TotalPriceEnable then
          SetTextErrorHint('该清单不可直接输入金额，如需直接输入金额，请先清空所有数量、单价！');
      end;
      if not Allow then Exit;

      if SameText('Price', AColumn.FieldName) or
          SameText('OrgQuantity', AColumn.FieldName) or
          SameText('MisQuantity', AColumn.FieldName) or
          SameText('OthQuantity', AColumn.FieldName) then
      begin
        if not vNode.CountPriceEnable then
          SetTextErrorHint('该清单不可输入数量单价，如需使用数量×单价计算，请先清空所有直接输入的金额！');
      end;
      if not Allow then Exit;
    end;

    if SameText('Code', AColumn.FieldName) or
       SameText('B_Code', AColumn.FieldName) or
       SameText('Name', AColumn.FieldName) or
       SameText('Units', AColumn.FieldName) or
       SameText('Price', AColumn.FieldName) then
      if TBillsIDTreeNode(vNode).HasMeasure then
        SetTextErrorHint('该清单已经计量，不可修改清单编号');
  end;

begin
  if not Assigned(AValue) then Exit;
  // 修改后数据与原数据相同则不提交
  if AValue.AsString = Text then Exit;

  CheckLockedData;
  if not Allow then Exit;

  CheckNodeWritable;
  if not Allow then Exit;

  Text := Trim(Text);
  if Pos('=', Text) = 1 then
    Text := Copy(Text, 2, Length(Text) - 1);

  DoCurChanged;
end;

function TBillsCompileData.GetActive: Boolean;
begin
  Result := sdvBillsCompile.Active;
end;

function TBillsCompileData.GetLeafXmjParentID(ABillsID: Integer): Integer;
var
  stnNode: TsdIDTreeNode;
begin
  stnNode := BillsCompileTree.FindNode(ABillsID);
  Result := GetGclBillsParent(stnNode).ID;
end;

procedure TBillsCompileData.sdvBillsCompileAfterOpen(Sender: TObject);
begin
  BillsCompileTree.Active := True;
end;

procedure TBillsCompileData.sdvBillsCompileAfterClose(Sender: TObject);
begin
  BillsCompileTree.Active := False;
end;

procedure TBillsCompileData.ReorderChildrenCode(ANode: TsdIDTreeNode);
var
  iChild: Integer;
  sParentCode: string;
  stnChild: TsdIDTreeNode;
begin
  if not Assigned(ANode) then Exit;
  sParentCode := ANode.Rec.ValueByName('Code').AsString;
  for iChild := 0 to ANode.ChildCount - 1 do
  begin
    stnChild := ANode.ChildNodes[iChild];
    if stnChild.Rec.ValueByName('Code').AsString <> '' then
      stnChild.Rec.ValueByName('Code').AsString := sParentCode + '-' + IntToStr(iChild + 1);
    ReorderChildrenCode(stnChild);
  end;
end;

procedure TBillsCompileData.sdvBillsCompileAfterAddRecord(
  ARecord: TsdDataRecord);
begin
  // 解锁前，新增清单为变更清单，解锁后，新增清单为0号台账清单
  if TProjectData(FProjectData).ProjProperties.PhaseCount > 0 then
    ARecord.ValueByName('IsMeasureAdd').AsBoolean := not TProjectData(FProjectData).CanUnlockInfo;
end;

procedure TBillsCompileData.DoOnAfterDeleteNode(AParent: TsdIDTreeNode);
begin
  if Assigned(AParent) and (AParent.ID > 0) then
    Calculate(AParent.ID);
end;

procedure TBillsCompileData.Close;
begin
  sdvBillsCompile.Close;
end;

procedure TBillsCompileData.SetOnRecChange(const Value: TRecChangeEvent);
begin
  FOnRecChange := Value;
end;

procedure TBillsCompileData.sdvBillsCompileCurrentChanged(
  ARecord: TsdDataRecord);
begin
  if Assigned(FOnRecChange) then
    FOnRecChange(ARecord);
end;

procedure TBillsCompileData.ReLockBaseData;

  procedure LockNodeBaseData(ANode: TsdIDTreeNode);
  begin
    if not Assigned(ANode) then Exit;
    if ANode.Rec.ValueByName('LockedLevel').AsBoolean then
      if not ANode.Rec.ValueByName('LockedInfo').AsBoolean then
        ANode.Rec.ValueByName('LockedInfo').AsBoolean := True;
    LockNodeBaseData(ANode.FirstChild);
    LockNodeBaseData(ANode.NextSibling);
  end;

begin
  sdvBillsCompile.AfterValueChanged := nil;
  try
    LockNodeBaseData(FBillsCompileTree.FirstNode);
  finally
    sdvBillsCompile.AfterValueChanged := sdvBillsCompileAfterValueChanged;
  end;
end;

procedure TBillsCompileData.AddBillsFromDealBills(ARec: TsdDataRecord);
var
  stnParent, stnNode: TsdIDTreeNode;
begin
  if not CanAddGclBills then
    raise Exception.Create('当前节点下不可添加工程量清单！');

  stnParent := GetGclBillsParent(BillsCompileTree.Selected);
  if TBillsIDTreeNode(stnParent).HasLedger or
     (not stnParent.HasChildren and TBillsIDTreeNode(stnParent).HasMeasure) then
    raise Exception.Create('当前节点不可添加工程量清单！');

  stnNode := BillsCompileTree.Add(stnParent.ID, -1);
  stnNode.Rec.ValueByName('B_Code').AsString := ARec.ValueByName('B_Code').AsString;
  stnNode.Rec.ValueByName('Name').AsString := ARec.ValueByName('Name').AsString;
  stnNode.Rec.ValueByName('Units').AsString := ARec.ValueByName('Units').AsString;
  stnNode.Rec.ValueByName('Price').AsString := ARec.ValueByName('Price').AsString;
end;

procedure TBillsCompileData.CalculateMis(ABillsID: Integer);
var
  vNode: TBillsIDTreeNode;
  iChild: Integer;
begin
  vNode := TBillsIDTreeNode(BillsCompileTree.FindNode(ABillsID));
  if not Assigned(vNode) then Exit;

  if vNode.HasChildren then
  begin
    for iChild := 0 to vNode.ChildCount - 1 do
      CalculateMis(vNode.ChildNodes[iChild].ID);
  end
  else
  begin
    with vNode.Rec do
    begin
      // 数量单价模式则计算金额
      if CalcType.AsInteger = 0 then
        MisTotalPrice.AsFloat := TotalPriceRoundTo(MisQuantity.AsFloat * Price.AsFloat);

      // 金额与修改前不一样，则向父项增量
      if MisTotalPrice.AsFloat <> CacheMisTP then
      begin
        UpdateParent(vNode.ParentID, MisTotalPrice.AsFloat - CacheMisTP, 'MisTotalPrice');
        Quantity.AsFloat := QuantityRoundTo(
            OrgQuantity.AsFloat + MisQuantity.AsFloat + OthQuantity.AsFloat);
        TotalPrice.AsFloat := TotalPriceRoundTo(
            OrgTotalPrice.AsFloat + MisTotalPrice.AsFloat + OthTotalPrice.AsFloat);
      end;
    end;
  end;

  CalculateDesignPrice(vNode);
end;

procedure TBillsCompileData.CalculateOrg(ABillsID: Integer);
var
  vNode: TBillsIDTreeNode;
  iChild: Integer;
begin
  vNode := TBillsIDTreeNode(BillsCompileTree.FindNode(ABillsID));
  if not Assigned(vNode) then Exit;

  if vNode.HasChildren then
  begin
    for iChild := 0 to vNode.ChildCount - 1 do
      CalculateOrg(vNode.ChildNodes[iChild].ID);
  end
  else
  begin
    with vNode.Rec do
    begin
      // 数量单价模式则计算金额
      if CalcType.AsInteger = 0 then
        OrgTotalPrice.AsFloat := TotalPriceRoundTo(OrgQuantity.AsFloat * Price.AsFloat);

      // 金额与修改前不一样，则向父项增量
      if CacheOrgTP <> OrgTotalPrice.AsFloat then
      begin
        UpdateParent(vNode.ParentID, OrgTotalPrice.AsFloat - CacheOrgTP, 'OrgTotalPrice');
        Quantity.AsFloat := QuantityRoundTo(
            OrgQuantity.AsFloat + MisQuantity.AsFloat + OthQuantity.AsFloat);
        TotalPrice.AsFloat := TotalPriceRoundTo(
            OrgTotalPrice.AsFloat + MisTotalPrice.AsFloat + OthTotalPrice.AsFloat);
      end;
    end;
  end;

  CalculateDesignPrice(vNode);
end;

procedure TBillsCompileData.CalculateOth(ABillsID: Integer);
var
  vNode: TBillsIDTreeNode;
  iChild: Integer;
begin
  vNode := TBillsIDTreeNode(BillsCompileTree.FindNode(ABillsID));
  if not Assigned(vNode) then Exit;

  if vNode.HasChildren then
  begin
    for iChild := 0 to vNode.ChildCount - 1 do
      CalculateOth(vNode.ChildNodes[iChild].ID);
  end
  else
  begin
    with vNode.Rec do
    begin
      // 数量单价模式则计算金额
      if CalcType.AsInteger = 0 then
        OthTotalPrice.AsFloat := TotalPriceRoundTo(OthQuantity.AsFloat * Price.AsFloat);

      // 金额与修改前不一样，则向父项增量
      if OthTotalPrice.AsFloat <> CacheOthTP then
      begin
        UpdateParent(vNode.ParentID, OthTotalPrice.AsFloat - CacheOthTP, 'OthTotalPrice');
        Quantity.AsFloat := QuantityRoundTo(
            OrgQuantity.AsFloat + MisQuantity.AsFloat + OthQuantity.AsFloat);
        TotalPrice.AsFloat := TotalPriceRoundTo(
            OrgTotalPrice.AsFloat + MisTotalPrice.AsFloat+ OthTotalPrice.AsFloat);
      end;
    end;
  end;

  CalculateDesignPrice(vNode);
end;

function TBillsCompileData.GatherChildren(ANode: TsdIDTreeNode;
  const AFieldName: string): Double;
var
  iChild: Integer;
begin
  Result := 0;
  if not Assigned(ANode) then Exit;

  if ANode.HasChildren and Assigned(ANode.FirstChild) then
  begin
    Result := 0;
    for iChild := 0 to ANode.ChildCount - 1 do
      Result := Result + ANode.Rec.ValueByName(AFieldName).AsFloat;
    Result := TotalPriceRoundTo(Result);
  end
  else
    if Assigned(ANode.Rec) and Assigned(ANode.Rec.ValueByName(AFieldName)) then
      Result := ANode.Rec.ValueByName(AFieldName).AsFloat;
end;

procedure TBillsCompileData.UpdateParent(ABillsID: Integer;
  ADifferTotalPrice: Double; const AFieldName: string);
var
  vNode: TBillsIDTreeNode;
begin
  vNode := TBillsIDTreeNode(BillsCompileTree.FindNode(ABillsID));
  if not Assigned(vNode) then Exit;

  with vNode.Rec do
  begin
    ValueByName(AFieldName).AsFloat := TotalPriceRoundTo(
        ValueByName(AFieldName).AsFloat + ADifferTotalPrice);
    TotalPrice.AsFloat := TotalPriceRoundTo(TotalPrice.AsFloat + ADifferTotalPrice);
  end;
  CalculateDesignPrice(vNode);
  UpdateParent(vNode.ParentID, ADifferTotalPrice, AFieldName);
end;

procedure TBillsCompileData.CalculateTotal(ABillsID: Integer);
begin
  CalculateOrg(ABillsID);
  CalculateMis(ABillsID);
  CalculateOth(ABillsID);
end;

procedure TBillsCompileData.CalculateBills(ANode: TsdIDTreeNode);
var
  iChild: Integer;
begin
  if not Assigned(ANode) then Exit;

  if ANode.HasChildren then
  begin
    for iChild := 0 to ANode.ChildCount - 1 do
      CalculateBills(ANode.ChildNodes[iChild]);
    GatherNode(TBillsIDTreeNode(ANode));
  end
  else
    CalculateLeaf(TBillsIDTreeNode(ANode));
end;

procedure TBillsCompileData.CalculateLeaf(ANode: TBillsIDTreeNode);
begin
  if not Assigned(ANode) or ANode.HasChildren then Exit;

  with ANode.Rec do
  begin
    // 分项
    if CalcType.AsFloat = 0 then
    begin
      OrgTotalPrice.AsFloat := TotalPriceRoundTo(Price.AsFloat * OrgQuantity.AsFloat);
      MisTotalPrice.AsFloat := TotalPriceRoundTo(Price.AsFloat * MisQuantity.AsFloat);
      OthTotalPrice.AsFloat := TotalPriceRoundTo(Price.AsFloat * OthQuantity.AsFloat);
    end;
    // 汇总
    Quantity.AsFloat := QuantityRoundTo(
        OrgQuantity.AsFloat + MisQuantity.AsFloat + OthQuantity.AsFloat);
    TotalPrice.AsFloat := TotalPriceRoundTo(
        OrgTotalPrice.AsFloat + MisTotalPrice.AsFloat + OthTotalPrice.AsFloat);
  end;
  CalculateDesignPrice(ANode);
end;

procedure TBillsCompileData.GatherNode(ANode: TBillsIDTreeNode);
var
  iChild: Integer;
  fOrg, fMis, fOth: Double;
  vChild: TBillsIDTreeNode;
begin
  fOrg := 0;
  fMis := 0;
  fOth := 0;
  for iChild := 0 to ANode.ChildCount - 1 do
  begin
    vChild := TBillsIDTreeNode(ANode.ChildNodes[iChild]);
    fOrg := fOrg + vChild.Rec.OrgTotalPrice.AsFloat;
    fMis := fMis + vChild.Rec.MisTotalPrice.AsFloat;
    fOth := fOth + vChild.Rec.OthTotalPrice.AsFloat;
  end;
  ANode.Rec.OrgTotalPrice.AsFloat := TotalPriceRoundTo(fOrg);
  ANode.Rec.MisTotalPrice.AsFloat := TotalPriceRoundTo(fMis);
  ANode.Rec.OthTotalPrice.AsFloat := TotalPriceRoundTo(fOth);
  ANode.Rec.TotalPrice.AsFloat := TotalPriceRoundTo(fOrg + fMis + fOth);

  CalculateDesignPrice(ANode);
end;

procedure TBillsCompileData.Calculate(ABillsID: Integer);

  procedure UpdateParent(ANode: TBillsIDTreeNode; ADifferOrg, ADifferMis, ADifferOth: Double);
  begin
    if not Assigned(ANode) then Exit;

    with ANode.Rec do
    begin
      OrgTotalPrice.AsFloat := TotalPriceRoundTo(OrgTotalPrice.AsFloat + ADifferOrg);
      MisTotalPrice.AsFloat := TotalPriceRoundTo(MisTotalPrice.AsFloat + ADifferMis);
      OthTotalPrice.AsFloat := TotalPriceRoundTo(OthTotalPrice.AsFloat + ADifferOth);
      TotalPrice.AsFloat := TotalPriceRoundTo(
          TotalPrice.AsFloat + ADifferOrg + ADifferMis + ADifferOth);
      if DgnQuantity1.AsFloat <> 0 then
        DgnPrice.AsFloat := PriceRoundTo(TotalPrice.AsFloat/DgnQuantity1.AsFloat);
    end;

    UpdateParent(TBillsIDTreeNode(ANode.Parent), ADifferOrg, ADifferMis, ADifferOth);
  end;

var
  vNode: TBillsIDTreeNode;
  iChild: Integer;
  fOrg, fMis, fOth: Double;
begin
  vNode := TBillsIDTreeNode(BillsCompileTree.FindNode(ABillsID));
  if not Assigned(vNode) then Exit;

  fOrg := vNode.Rec.OrgTotalPrice.AsFloat;
  fMis := vNode.Rec.MisTotalPrice.AsFloat;
  fOth := vNode.Rec.OthTotalPrice.AsFloat;

  CalculateBills(vNode);

  fOrg := vNode.Rec.OrgTotalPrice.AsFloat - fOrg;
  fMis := vNode.Rec.MisTotalPrice.AsFloat - fMis;
  fOth := vNode.Rec.OthTotalPrice.AsFloat - fOth;

  UpdateParent(TBillsIDTreeNode(vNode.Parent), fOrg, fMis, fOth);
end;

procedure TBillsCompileData.CalculateDesignPrice(ANode: TBillsIDTreeNode);
begin
  if ANode.Rec.DgnQuantity1.AsFloat <> 0 then
    ANode.Rec.DgnPrice.AsFloat := PriceRoundTo(
        ANode.Rec.TotalPrice.AsFloat/ANode.Rec.DgnQuantity1.AsFloat)
  else
    ANode.Rec.DgnPrice.Clear;
end;

end.