{
 ***************************************************************************
 *                                                                         *
 *   This source is free software; you can redistribute it and/or modify   *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This code is distributed in the hope that it will be useful, but      *
 *   WITHOUT ANY WARRANTY; without even the implied warranty of            *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
 *   General Public License for more details.                              *
 *                                                                         *
 *   A copy of the GNU General Public License is available on the World    *
 *   Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also      *
 *   obtain it by writing to the Free Software Foundation,                 *
 *   Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1335, USA.   *
 *                                                                         *
 ***************************************************************************

 Author: Mattias Gaertner

 Abstract:
   IDE dialog showing stats about the IDE.
}
unit IDEInfoDlg;

{$mode objfpc}{$H+}

interface

uses
  Classes, SysUtils, LazFileUtils, LazUTF8,
  CodeToolManager, DefineTemplates, LinkScanner,
  Forms, Controls, Graphics, Dialogs, StdCtrls, ComCtrls,
  LCLProc, ButtonPanel, LazHelpHTML, LazHelpIntf,
  IDEHelpIntf, IDEWindowIntf, LazIDEIntf, IDEExternToolIntf,
  EnvironmentOpts, AboutFrm, LazConf, LazarusIDEStrConsts, Project,
  SourceEditor, InitialSetupProc, PackageSystem, PackageDefs;

type

  { TIDEInfoDialog }

  TIDEInfoDialog = class(TForm)
    ButtonPanel1: TButtonPanel;
    ExtToolMemo: TMemo;
    GeneralMemo: TMemo;
    HelpMemo: TMemo;
    ModifiedMemo: TMemo;
    PageControl1: TPageControl;
    GeneralTabSheet: TTabSheet;
    ModifiedTabSheet: TTabSheet;
    HelpTabSheet: TTabSheet;
    ExtToolTabSheet: TTabSheet;
    procedure FormClose(Sender: TObject; var {%H-}CloseAction: TCloseAction);
    procedure FormCreate(Sender: TObject);
  private
    // general
    procedure GatherIDEVersion(sl: TStrings);
    procedure GatherParameters(sl: TStrings);
    procedure GatherEnvironmentVars(sl: TStrings);
    procedure GatherGlobalOptions(sl: TStrings);
    // modified
    procedure GatherModifiedProject(AProject: TProject; sl: TStrings);
    procedure GatherModifiedPackages(sl: TStrings);
    procedure GatherModifiedSourceEditor(sl: TStrings);
    // help
    procedure GatherHelpDatabases(sl: TStrings);
    procedure GatherHelpViewers(sl: TStrings);
    procedure GatherHelpDB(Prefix: string; const HelpDB: THelpDatabase; const sl: TStrings);
    procedure GatherHelpViewer(Prefix: string; const Viewer: THelpViewer; const sl: TStrings);
    // external tools
    procedure GatherExternalTools(sl: TStrings);
  public
    procedure UpdateGeneralMemo;
    procedure UpdateModifiedMemo;
    procedure UpdateHelpMemo;
    procedure UpdateExternalTools;
  end;

var
  IDEInfoDialog: TIDEInfoDialog;

function ShowIDEInfo: TModalResult;


implementation

function ShowIDEInfo: TModalResult;
var
  Dlg: TIDEInfoDialog;
begin
  Dlg:=TIDEInfoDialog.Create(nil);
  try
    Result:=Dlg.ShowModal;
  finally
    Dlg.Free;
  end;
end;

{$R *.lfm}

{ TIDEInfoDialog }

procedure TIDEInfoDialog.FormCreate(Sender: TObject);
begin
  Caption:=lisIDEInfoInformationAboutTheIDE;

  UpdateGeneralMemo;
  UpdateModifiedMemo;
  UpdateHelpMemo;
  UpdateExternalTools;
  PageControl1.PageIndex:=0;
  IDEDialogLayoutList.ApplyLayout(Self);
end;

procedure TIDEInfoDialog.FormClose(Sender: TObject;
  var CloseAction: TCloseAction);
begin
  IDEDialogLayoutList.SaveLayout(Self);
end;

procedure TIDEInfoDialog.GatherHelpDB(Prefix: string;
  const HelpDB: THelpDatabase; const sl: TStrings);
var
  DBIRegExprMessage: THelpDBIRegExprMessage;
  DBISourceDirectories: THelpDBISourceDirectories;
  DBISourceDirectory: THelpDBISourceDirectory;
  DBISourceFile: THelpDBISourceFile;
  DBItem: THelpDBItem;
  i: Integer;
  HTMLHelp: THTMLHelpDatabase;
begin
  sl.Add(Prefix+DbgSName(HelpDB));
  sl.Add(Prefix+'ID='+HelpDB.ID);
  sl.Add(Prefix+'LocalizedName='+dbgstr(HelpDB.GetLocalizedName));
  if HelpDB.BasePathObject<>nil then
    sl.Add(Prefix+'BasePathObject='+DbgSName(HelpDB.BasePathObject));
  sl.Add(Prefix+'Registered='+dbgs(HelpDB.Registered));
  if HelpDB.SupportedMimeTypes<>nil then begin
    sl.Add(Prefix+'SupportedMimeTypes: '+IntToStr(HelpDB.SupportedMimeTypes.Count));
    for i:=0 to HelpDB.SupportedMimeTypes.Count-1 do
      sl.Add(Prefix+'  '+HelpDB.SupportedMimeTypes[i]);
  end;
  if HelpDB is THTMLHelpDatabase then begin
    HTMLHelp:=THTMLHelpDatabase(HelpDB);
    sl.Add(Prefix+'BaseURL='+dbgstr(HTMLHelp.BaseURL));
    if HTMLHelp.BaseURL='' then
      sl.Add(Prefix+'DefaultBaseURL='+dbgstr(HTMLHelp.DefaultBaseURL));
    sl.Add(Prefix+'KeywordPrefix='+dbgstr(HTMLHelp.KeywordPrefix));
  end;

  // registered items
  sl.Add(Prefix+'Items:');
  for i:=0 to HelpDB.RegisteredItemCount-1 do begin
    DBItem:=HelpDB.GetRegisteredItem(i);
    sl.Add(Prefix+'  '+IntToStr(i+1)+'/'+IntToStr(HelpDB.RegisteredItemCount)+': '+DbgSName(
      DBItem));
    if DBItem is THelpDBISourceFile then begin
      DBISourceFile:=THelpDBISourceFile(DBItem);
      sl.Add(Prefix+'    Filename='+DBISourceFile.Filename);
      sl.Add(Prefix+'    FullFilename='+DBISourceFile.GetFullFilename);
      sl.Add(Prefix+'    BasePath='+DBISourceFile.GetBasePath);
      if DBISourceFile is THelpDBISourceDirectory then begin
        DBISourceDirectory:=THelpDBISourceDirectory(DBISourceFile);
        sl.Add(Prefix+'    FileMask='+DBISourceDirectory.FileMask);
        sl.Add(Prefix+'    WithSubDirectories='+dbgs(DBISourceDirectory.
          WithSubDirectories));
        if DBISourceDirectory is THelpDBISourceDirectories then begin
          DBISourceDirectories:=THelpDBISourceDirectories(DBISourceDirectory);
          sl.Add(Prefix+'    BaseDirectory='+DBISourceDirectories.BaseDirectory);
        end;
      end;
    end else if DBItem is THelpDBIClass then begin
      sl.Add(Prefix+'    Class='+DbgSName(THelpDBIClass(DBItem)));
    end else if DBItem is THelpDBIRegExprMessage then begin
      DBIRegExprMessage:=THelpDBIRegExprMessage(DBItem);
      sl.Add(Prefix+'    Expression='+DBIRegExprMessage.Expression);
      sl.Add(Prefix+'    ModifierStr='+DBIRegExprMessage.ModifierStr);
    end;
  end;
  sl.Add('');
end;

procedure TIDEInfoDialog.GatherHelpViewer(Prefix: string;
  const Viewer: THelpViewer; const sl: TStrings);
var
  i: Integer;
begin
  sl.Add(Prefix+DbgSName(Viewer));
  sl.Add(Prefix+'StorageName='+Viewer.StorageName);
  sl.Add(Prefix+'ParameterHelp='+Viewer.ParameterHelp);
  sl.Add(Prefix+'LocalizedName='+dbgstr(Viewer.GetLocalizedName));
  if Viewer.SupportedMimeTypes<>nil then begin
    sl.Add(Prefix+'SupportedMimeTypes: '+IntToStr(Viewer.SupportedMimeTypes.Count));
    for i:=0 to Viewer.SupportedMimeTypes.Count-1 do
      sl.Add(Prefix+'  '+Viewer.SupportedMimeTypes[i]);
  end;
  sl.Add('');
end;

procedure TIDEInfoDialog.GatherExternalTools(sl: TStrings);
var
  i, j: Integer;
  Tool: TAbstractExternalTool;
  View: TExtToolView;
  Parser: TExtToolParser;
begin
  sl.Add('External Tools: '+IntToStr(ExternalToolList.Count));
  for i:=0 to ExternalToolList.Count-1 do begin
    Tool:=ExternalToolList[i];
    sl.Add('Tool '+IntToStr(i)+'/'+IntToStr(ExternalToolList.Count)
      +' ParserCount='+IntToStr(Tool.ParserCount)+' ViewCount='+IntToStr(Tool.ViewCount));
    sl.Add('  Stage='+dbgs(Tool.Stage));
    sl.Add('  Process.Active='+dbgs(Tool.Process.Active));
    sl.Add('  Process.Executable='+AnsiQuotedStr(Tool.Process.Executable,'"'));
    sl.Add('  Process.CurrentDirectory='+AnsiQuotedStr(Tool.Process.CurrentDirectory,'"'));
    sl.Add('  Process.Running='+dbgs(Tool.Process.Running));
    sl.Add('  CmdLineParams='+AnsiQuotedStr(Tool.CmdLineParams,'"'));
    sl.Add('  ErrorMessage='+AnsiQuotedStr(Tool.ErrorMessage,'"'));
    sl.Add('  ExitCode='+IntToStr(Tool.ExitCode));
    sl.Add('  ExitStatus='+IntToStr(Tool.ExitStatus));
    sl.Add('  Terminated='+dbgs(Tool.Terminated));
    sl.Add('  ReadStdOutBeforeErr='+dbgs(Tool.ReadStdOutBeforeErr));
    sl.Add('  WorkerDirectory='+AnsiQuotedStr(Tool.WorkerDirectory,'"'));

    for j:=0 to Tool.ViewCount-1 do begin
      Parser:=Tool.Parsers[j];
      sl.Add('   Parser '+IntToStr(j)+'/'+IntToStr(Tool.ParserCount)+' '+Parser.ClassName);
    end;

    for j:=0 to Tool.ViewCount-1 do begin
      View:=Tool.Views[j];
      sl.Add('   View '+IntToStr(j)+'/'+IntToStr(Tool.ViewCount)+' '+AnsiQuotedStr(View.Caption,'"'));
    end;
    sl.Add('');
  end;
end;

procedure TIDEInfoDialog.GatherIDEVersion(sl: TStrings);
begin
  sl.Add('Lazarus version: '+GetLazarusVersionString);
  sl.Add('Lazarus svn revision: '+LazarusRevisionStr);
  sl.Add('Lazarus build date: '+{$I %date%});
  sl.Add('Lazarus was compiled for '+GetCompiledTargetCPU+'-'+GetCompiledTargetOS);
  sl.Add('Lazarus was compiled with fpc '+{$I %FPCVERSION%});
  sl.Add('');
end;

procedure TIDEInfoDialog.GatherParameters(sl: TStrings);
var
  i: Integer;
begin
  sl.Add('Working directory='+GetCurrentDirUTF8);
  sl.Add('Application.ExeName='+Application.ExeName);
  sl.Add('');
  sl.add('Parameters:');
  for i:=0 to Paramcount do
    sl.Add(ParamStrUTF8(i));
  sl.Add('');
end;

procedure TIDEInfoDialog.GatherEnvironmentVars(sl: TStrings);
var
  i: Integer;
  l: TStringList;
begin
  sl.Add('Environment variables:');
  l:=TStringList.Create;
  for i:=0 to GetEnvironmentVariableCount-1 do
    l.Add(GetEnvironmentStringUTF8(i));
  l.Sort;
  sl.AddStrings(l);
  l.free;
  sl.Add('');
end;

procedure TIDEInfoDialog.GatherGlobalOptions(sl: TStrings);
var
  CfgCache: TPCTargetConfigCache;
  Note, aFilename: string;
begin
  sl.add('Global IDE options:');
  sl.Add('Primary config directory='+GetPrimaryConfigPath);
  sl.Add('Secondary config directory='+GetSecondaryConfigPath);

  sl.Add('LazarusDirectory='+EnvironmentOptions.LazarusDirectory);
  sl.Add('Real LazarusDirectory='+EnvironmentOptions.GetParsedLazarusDirectory);
  if CheckLazarusDirectoryQuality(EnvironmentOptions.GetParsedLazarusDirectory,Note)<>sddqCompatible
  then
    sl.Add('WARNING: '+Note);

  sl.Add('Default CompilerFilename='+EnvironmentOptions.CompilerFilename);
  sl.Add('Real Default CompilerFilename='+EnvironmentOptions.GetParsedCompilerFilename);
  if CheckFPCExeQuality(EnvironmentOptions.GetParsedCompilerFilename,Note,
                       CodeToolBoss.CompilerDefinesCache.TestFilename)<>sddqCompatible
  then
    sl.Add('WARNING: '+Note);

  if Project1<>nil then begin
    sl.Add('Project CompilerFilename='+Project1.CompilerOptions.CompilerPath);
    aFilename:=LazarusIDE.GetCompilerFilename;
    sl.Add('Real Project CompilerFilename='+aFilename);
    if GuessCompilerType(aFilename)=pcPas2js then begin
      if CheckPas2jsQuality(aFilename,Note,
                           CodeToolBoss.CompilerDefinesCache.TestFilename)<>sddqCompatible
      then
        sl.Add('WARNING: '+Note);
    end else begin;
      if CheckFPCExeQuality(aFilename,Note,
                           CodeToolBoss.CompilerDefinesCache.TestFilename)<>sddqCompatible
      then
        sl.Add('WARNING: '+Note);
    end;
  end;

  sl.Add('CompilerMessagesFilename='+EnvironmentOptions.CompilerMessagesFilename);
  sl.Add('Real CompilerMessagesFilename='+EnvironmentOptions.GetParsedCompilerMessagesFilename);

  sl.Add('FPC source directory='+EnvironmentOptions.FPCSourceDirectory);
  sl.Add('Real FPC source directory='+EnvironmentOptions.GetParsedFPCSourceDirectory);
  CfgCache:=CodeToolBoss.CompilerDefinesCache.ConfigCaches.Find(
    LazarusIDE.GetFPCompilerFilename,'','','',true);
  if CheckFPCSrcDirQuality(EnvironmentOptions.GetParsedFPCSourceDirectory,Note,
    CfgCache.GetFPCVer)<>sddqCompatible
  then
    sl.Add('WARNING: '+Note);

  sl.Add('Test directory='+EnvironmentOptions.TestBuildDirectory);
  sl.Add('Real Test directory='+EnvironmentOptions.GetParsedTestBuildDirectory);
  sl.Add('');
end;

procedure TIDEInfoDialog.GatherModifiedProject(AProject: TProject; sl: TStrings);
var
  aFile: TUnitInfo;
  HeaderWritten: Boolean;
  s: String;
  i: Integer;
begin
  // summary
  if AProject.Modified then
    sl.Add('Project.Modified');
  if AProject.SessionModified then
    sl.Add('Project.SessionModified');
  if Project1.SomethingModified(true,false) then
    sl.Add('Project.SomethingModified Data');
  if Project1.SomethingModified(false,true) then
    sl.Add('Project.SomethingModified Session');
  if SourceEditorManager.SomethingModified(false) then
    sl.Add('SourceEditorManager.SomethingModified');
  if AProject.BuildModes.IsModified(false) then
    sl.Add('Project.BuildModes.IsModified data');
  if AProject.BuildModes.SharedMatrixOptions.Modified then
    sl.Add('Project.BuildModes.SharedMatrixOptions.Modified');
  if AProject.BuildModes.IsModified(true) then
    sl.Add('Project.BuildModes.IsModified session');
  if AProject.BuildModes.SessionMatrixOptions.Modified then
    sl.Add('Project.BuildModes.SessionMatrixOptions.Modified');
  for i:=0 to AProject.BuildModes.Count-1 do
    if AProject.BuildModes[i].Modified then
      sl.Add('Project.BuildModes['+dbgs(i)+'].Name='+AProject.BuildModes[i].Name+' InSession='+dbgs(AProject.BuildModes[i].InSession));
  sl.Add('');

  // details
  HeaderWritten:=false;
  aFile:=AProject.FirstPartOfProject;
  while aFile<>nil do begin
    if aFile.Modified or aFile.SessionModified
    or ((aFile.Source<>nil) and aFile.Source.Modified)
    then begin
      if not HeaderWritten then begin
        sl.Add('Project units:');
        HeaderWritten:=true;
      end;
      s:=aFile.GetShortFilename(true);
      if aFile.Modified then
        s:=s+' Modified';
      if aFile.SessionModified then
        s:=s+' SessionModified';
      if (aFile.Source<>nil) and (aFile.Source.Modified) then
        s:=s+' Source.Modified';
      sl.Add(s);
    end;
    aFile:=aFile.NextPartOfProject;
  end;
  if HeaderWritten then
    sl.Add('');
end;

procedure TIDEInfoDialog.GatherModifiedPackages(sl: TStrings);
var
  i: Integer;
  Pkg: TLazPackage;
  HeaderWritten: Boolean;
begin
  HeaderWritten:=false;
  for i:=0 to PackageGraph.Count-1 do begin
    Pkg:=PackageGraph[i];
    if Pkg.Modified then begin
      if not HeaderWritten then begin
        HeaderWritten:=true;
        sl.Add('Packages:');
      end;
      sl.Add(Pkg.Name);
    end;
  end;
  if HeaderWritten then
    sl.Add('');
end;

procedure TIDEInfoDialog.GatherModifiedSourceEditor(sl: TStrings);
var
  HeaderWritten: Boolean;
  i: Integer;
  SrcEdit: TSourceEditor;
begin
  HeaderWritten:=false;
  if SourceEditorManager.SomethingModified(false) then begin
    sl.Add('Source Editor:');
    for i:=0 to SourceEditorManager.SourceEditorCount-1 do
    begin
      SrcEdit:=SourceEditorManager.SourceEditors[i];
      if not SrcEdit.Modified then continue;
      sl.Add('  '+SrcEdit.Filename+' Component='+dbgs(SrcEdit.EditorComponent.Modified));
    end;
  end;
  if HeaderWritten then
    sl.Add('');
end;

procedure TIDEInfoDialog.GatherHelpDatabases(sl: TStrings);
var
  i: Integer;
begin
  sl.Add('LazarusHelp='+DbgSName(LazarusHelp));
  sl.Add('HelpDatabases='+DbgSName(HelpDatabases));
  for i:=0 to HelpDatabases.Count-1 do begin
    sl.Add('DB '+IntToStr(i+1)+'/'+IntToStr(HelpDatabases.Count));
    GatherHelpDB('  ',HelpDatabases.Items[i],sl);
  end;
end;

procedure TIDEInfoDialog.GatherHelpViewers(sl: TStrings);
var
  i: Integer;
begin
  sl.Add('HelpViewers='+DbgSName(HelpViewers));
  for i:=0 to HelpViewers.Count-1 do begin
    sl.Add('DB '+IntToStr(i+1)+'/'+IntToStr(HelpViewers.Count));
    GatherHelpViewer('  ',HelpViewers.Items[i],sl);
  end;
end;

procedure TIDEInfoDialog.UpdateGeneralMemo;
var
  sl: TStringList;
begin
  sl:=TStringList.Create;
  try
    GatherIDEVersion(sl);
    GatherGlobalOptions(sl);
    GatherParameters(sl);
    GatherEnvironmentVars(sl);
    GeneralMemo.Lines.Assign(sl);
  finally
    sl.Free;
  end;
end;

procedure TIDEInfoDialog.UpdateModifiedMemo;
var
  sl: TStringList;
begin
  sl:=TStringList.Create;
  try
    GatherModifiedProject(Project1,sl);
    GatherModifiedPackages(sl);
    GatherModifiedSourceEditor(sl);
    ModifiedMemo.Lines.Assign(sl);
  finally
    sl.Free;
  end;
end;

procedure TIDEInfoDialog.UpdateHelpMemo;
var
  sl: TStringList;
begin
  sl:=TStringList.Create;
  try
    GatherHelpDatabases(sl);
    GatherHelpViewers(sl);
    HelpMemo.Lines.Assign(sl);
  finally
    sl.Free;
  end;
end;

procedure TIDEInfoDialog.UpdateExternalTools;
var
  sl: TStringList;
begin
  sl:=TStringList.Create;
  try
    GatherExternalTools(sl);
    ExtToolMemo.Lines.Assign(sl);
  finally
    sl.Free;
  end;
end;

end.