#define MyAppName "AzA"
#ifndef MyAppVersion
  #define MyAppVersion "0.1.0"
#endif
#ifndef MyOutputBaseFilename
  #define MyOutputBaseFilename "aza_desktop_setup"
#endif
#define MyAppPublisher "AZA MedWork"
#define MyAppExeName "aza_desktop.exe"
#define MyStartPanelExe "aza_start_panel.exe"
#define MyUpdaterExe "aza_updater.exe"
#define MyChatExe "AZA_EmpfangShell.exe"
#define MyAppSourceDir SourcePath + "\..\dist\aza_desktop"

[Setup]
AppId={{B7E4C0D2-6B5D-4D39-9D7C-5B0D5E8C2A11}
AppName={#MyAppName}
AppVersion={#MyAppVersion}
AppPublisher={#MyAppPublisher}
AppPublisherURL=https://aza-medwork.ch
DefaultDirName={autopf}\AzA Medwork\AzA
DefaultGroupName=AzA
DisableProgramGroupPage=no
OutputDir={#MyAppSourceDir}\..\..\dist\installer
OutputBaseFilename={#MyOutputBaseFilename}
Compression=lzma
SolidCompression=yes
WizardStyle=modern
PrivilegesRequired=admin
ArchitecturesInstallIn64BitMode=x64
UninstallDisplayIcon={app}\logo.ico
SetupIconFile={#MyAppSourceDir}\..\..\logo.ico
SetupMutex=AZADesktopSetupMutex
CloseApplications=no
RestartApplications=no

[Languages]
Name: "german"; MessagesFile: "compiler:Languages\German.isl"

[Messages]
german.FinishedRestartMessage=Ein Neustart von Windows ist noetig, damit alle AzA-Dateien ersetzt werden koennen.%n%nWichtig: AzA setzt die Installation nach dem Neustart nicht automatisch fort.%nBitte starten Sie nach dem Neustart die Installationsdatei erneut manuell.

[Types]
Name: "standard"; Description: "AzA Standardinstallation (empfohlen)"
Name: "chatonly"; Description: "Nur AzA PraxisChat"
Name: "custom"; Description: "Benutzerdefiniert"; Flags: iscustom

[Components]
Name: "office"; Description: "AzA Office — Hauptprogramm (Dokumentation)"; Types: standard custom; Flags: checkablealone
Name: "chat"; Description: "AzA PraxisChat"; Types: standard chatonly custom; Flags: checkablealone

[Tasks]
Name: "desktopicon"; Description: "Desktop-Verknuepfung: AzA"; GroupDescription: "Verknuepfungen:"; Flags: checkedonce

[Dirs]
Name: "{app}\config"; Components: office; Permissions: users-modify

[InstallDelete]
Type: filesandordirs; Name: "{app}\_internal\*.pyd"
Type: filesandordirs; Name: "{app}\_internal\*.dll"
Type: files; Name: "{app}\_internal\*.tmp"

[Files]
; --- Immer installiert: Startpanel, Updater, Assets, Version ---
Source: "{#MyAppSourceDir}\{#MyStartPanelExe}"; DestDir: "{app}"; Flags: ignoreversion restartreplace uninsrestartdelete
Source: "{#MyAppSourceDir}\{#MyUpdaterExe}"; DestDir: "{app}"; Flags: ignoreversion restartreplace uninsrestartdelete
Source: "{#MyAppSourceDir}\assets\*"; DestDir: "{app}\assets"; Flags: ignoreversion recursesubdirs createallsubdirs skipifsourcedoesntexist
Source: "{#MyAppSourceDir}\version.json"; DestDir: "{app}"; Flags: ignoreversion skipifsourcedoesntexist
Source: "{#MyAppSourceDir}\..\..\logo.ico"; DestDir: "{app}"; Flags: ignoreversion
Source: "{#MyAppSourceDir}\..\..\logo.png"; DestDir: "{app}"; Flags: ignoreversion skipifsourcedoesntexist
; --- AzA Office (optional) ---
Source: "{#MyAppSourceDir}\{#MyAppExeName}"; DestDir: "{app}"; Components: office; Flags: ignoreversion restartreplace uninsrestartdelete
Source: "{#MyAppSourceDir}\_internal\*"; DestDir: "{app}\_internal"; Components: office; Flags: ignoreversion recursesubdirs createallsubdirs restartreplace
Source: "{#MyAppSourceDir}\_internal\backend_url.txt"; DestDir: "{app}"; Components: office; Flags: ignoreversion skipifsourcedoesntexist
Source: "{#MyAppSourceDir}\_internal\backend_token.txt"; DestDir: "{app}"; Components: office; Flags: ignoreversion skipifsourcedoesntexist
Source: "{#MyAppSourceDir}\BUILD_INFO.txt"; DestDir: "{app}"; Components: office; Flags: ignoreversion skipifsourcedoesntexist
Source: "{#MyAppSourceDir}\..\..\setup_openai_runtime.ps1"; DestDir: "{app}"; Components: office; Flags: ignoreversion
; --- AzA PraxisChat (optional) ---
Source: "{#MyAppSourceDir}\{#MyChatExe}"; DestDir: "{app}"; Components: chat; Flags: ignoreversion restartreplace uninsrestartdelete

[Icons]
Name: "{group}\AzA"; Filename: "{app}\{#MyStartPanelExe}"; IconFilename: "{app}\logo.ico"
Name: "{autodesktop}\AzA"; Filename: "{app}\{#MyStartPanelExe}"; IconFilename: "{app}\logo.ico"; Tasks: desktopicon
Name: "{group}\AzA Office"; Filename: "{app}\{#MyAppExeName}"; IconFilename: "{app}\logo.ico"; Components: office
Name: "{group}\OpenAI Schluessel einrichten"; Filename: "powershell.exe"; Parameters: "-ExecutionPolicy Bypass -File ""{app}\setup_openai_runtime.ps1"""; Components: office
Name: "{group}\AzA PraxisChat"; Filename: "{app}\{#MyChatExe}"; IconFilename: "{app}\logo.ico"; Components: chat

[Run]
Filename: "{app}\{#MyStartPanelExe}"; Description: "AzA oeffnen"; Flags: nowait postinstall skipifsilent

[UninstallRun]
Filename: "netsh.exe"; Parameters: "advfirewall firewall delete rule name=""AZA Desktop - Lokale Kommunikation"""; Flags: runhidden

[Code]

const
  SW_RESTORE = 9;
  ASFW_ANY = $FFFFFFFF;
  HWND_TOPMOST = -1;
  HWND_NOTOPMOST = -2;
  SWP_NOSIZE = $0001;
  SWP_NOMOVE = $0002;
  SWP_SHOWWINDOW = $0040;

function SetForegroundWindow(hWnd: HWND): BOOL;
  external 'SetForegroundWindow@user32.dll stdcall';
function GetForegroundWindow(): HWND;
  external 'GetForegroundWindow@user32.dll stdcall';
function GetWindowThreadProcessId(hWnd: HWND; var lpdwProcessId: DWORD): DWORD;
  external 'GetWindowThreadProcessId@user32.dll stdcall';
function AttachThreadInput(idAttach, idAttachTo: DWORD; fAttach: BOOL): BOOL;
  external 'AttachThreadInput@user32.dll stdcall';
function BringWindowToTop(hWnd: HWND): BOOL;
  external 'BringWindowToTop@user32.dll stdcall';
function ShowWindow(hWnd: HWND; nCmdShow: Integer): BOOL;
  external 'ShowWindow@user32.dll stdcall';
function SetWindowPos(hWnd, hWndInsertAfter: HWND; X, Y, cx, cy: Integer; uFlags: UINT): BOOL;
  external 'SetWindowPos@user32.dll stdcall';
function AllowSetForegroundWindow(dwProcessId: DWORD): BOOL;
  external 'AllowSetForegroundWindow@user32.dll stdcall';
function FlashWindow(hWnd: HWND; bInvert: BOOL): BOOL;
  external 'FlashWindow@user32.dll stdcall';
function GetCurrentProcessId(): DWORD;
  external 'GetCurrentProcessId@kernel32.dll stdcall';

function IsAzaProcessRunning(const ExeName: String): Boolean;
var
  R: Integer;
begin
  Result := False;
  if Exec('cmd.exe', '/C tasklist /FI "IMAGENAME eq ' + ExeName + '" /NH | find /I "' + ExeName + '"', '', SW_HIDE, ewWaitUntilTerminated, R) then
    Result := (R = 0);
end;

procedure CloseAzaProcesses();
var
  R, Attempt: Integer;
begin
  for Attempt := 1 to 3 do
  begin
    Exec('taskkill.exe', '/IM aza_start_panel.exe', '', SW_HIDE, ewWaitUntilTerminated, R);
    Exec('taskkill.exe', '/IM aza_desktop.exe', '', SW_HIDE, ewWaitUntilTerminated, R);
    Exec('taskkill.exe', '/IM aza_updater.exe', '', SW_HIDE, ewWaitUntilTerminated, R);
    Exec('taskkill.exe', '/IM AZA_EmpfangShell.exe', '', SW_HIDE, ewWaitUntilTerminated, R);
    Sleep(400);
    Exec('taskkill.exe', '/F /IM aza_start_panel.exe', '', SW_HIDE, ewWaitUntilTerminated, R);
    Exec('taskkill.exe', '/F /IM aza_desktop.exe', '', SW_HIDE, ewWaitUntilTerminated, R);
    Exec('taskkill.exe', '/F /IM aza_updater.exe', '', SW_HIDE, ewWaitUntilTerminated, R);
    Exec('taskkill.exe', '/F /IM AZA_EmpfangShell.exe', '', SW_HIDE, ewWaitUntilTerminated, R);
    Sleep(600);
    if not IsAzaProcessRunning('aza_start_panel.exe') and
       not IsAzaProcessRunning('aza_desktop.exe') and
       not IsAzaProcessRunning('aza_updater.exe') and
       not IsAzaProcessRunning('AZA_EmpfangShell.exe') then
      Break;
  end;
end;

function AnyAzaProcessRunning(): Boolean;
begin
  Result := IsAzaProcessRunning('aza_start_panel.exe') or
            IsAzaProcessRunning('aza_desktop.exe') or
            IsAzaProcessRunning('aza_updater.exe') or
            IsAzaProcessRunning('AZA_EmpfangShell.exe');
end;

procedure ForceSetupForeground();
var
  Wnd: HWND;
  ForegroundThread, TargetThread, DummyPid: DWORD;
begin
  try
    AllowSetForegroundWindow(ASFW_ANY);
    AllowSetForegroundWindow(GetCurrentProcessId());
  except
  end;

  try
    WizardForm.FormStyle := fsStayOnTop;
    WizardForm.Show;
  except
  end;

  Wnd := WizardForm.Handle;
  if Wnd = 0 then
    Exit;

  ForegroundThread := GetWindowThreadProcessId(GetForegroundWindow(), DummyPid);
  TargetThread := GetWindowThreadProcessId(Wnd, DummyPid);
  if (ForegroundThread <> 0) and (TargetThread <> 0) and (ForegroundThread <> TargetThread) then
  begin
    AttachThreadInput(ForegroundThread, TargetThread, True);
    SetForegroundWindow(Wnd);
    AttachThreadInput(ForegroundThread, TargetThread, False);
  end
  else
    SetForegroundWindow(Wnd);

  ShowWindow(Wnd, SW_RESTORE);
  BringWindowToTop(Wnd);
  { Kurz TOPMOST, danach wieder normal — erzwingt Z-Reihenfolge }
  SetWindowPos(Wnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE or SWP_NOSIZE or SWP_SHOWWINDOW);
  SetWindowPos(Wnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE or SWP_NOSIZE or SWP_SHOWWINDOW);
  FlashWindow(Wnd, True);
end;

procedure InitializeWizard();
begin
  ForceSetupForeground();
end;

procedure CurPageChanged(CurPageID: Integer);
begin
  ForceSetupForeground();
end;

function NextButtonClick(CurPageID: Integer): Boolean;
begin
  Result := True;
  if CurPageID = wpSelectComponents then
  begin
    if not WizardIsComponentSelected('office') and not WizardIsComponentSelected('chat') then
    begin
      MsgBox('Bitte mindestens AzA Office und/oder AzA PraxisChat waehlen.', mbError, MB_OK);
      Result := False;
      Exit;
    end;
    if WizardIsComponentSelected('office') and not WizardIsComponentSelected('chat') then
    begin
      if MsgBox('Ohne AzA PraxisChat startet der Chat-Button in AzA nicht.' + #13#10 + #13#10 +
        'Empfehlung: Aktivieren Sie AzA PraxisChat zusaetzlich zu AzA Office.' + #13#10 + #13#10 +
        'Trotzdem fortfahren und nur AzA Office installieren?',
        mbConfirmation, MB_YESNO or MB_DEFBUTTON2) = IDNO then
        Result := False;
    end;
  end;
end;

function InitializeSetup(): Boolean;
begin
  Result := True;
  try
    AllowSetForegroundWindow(ASFW_ANY);
    AllowSetForegroundWindow(GetCurrentProcessId());
  except
  end;
  CloseAzaProcesses();
end;

function InitializeUninstall(): Boolean;
begin
  Result := True;
  CloseAzaProcesses();
end;

function PrepareToInstall(var NeedsRestart: Boolean): String;
begin
  Result := '';
  NeedsRestart := False;
  CloseAzaProcesses();
  if AnyAzaProcessRunning() then
  begin
    Result := 'AzA laeuft noch im Hintergrund.' + #13#10 + #13#10 +
      'Bitte schliessen Sie alle AzA-Fenster (Startpanel, Office, PraxisChat, Updater) ' +
      'und starten Sie die Installation erneut.' + #13#10 + #13#10 +
      'Ein Neustart von Windows ist normalerweise nicht noetig.';
  end;
end;

procedure CurStepChanged(CurStep: TSetupStep);
var
  R: Integer;
  AppPath, ExePath, Cmd: String;
begin
  if CurStep = ssPostInstall then
  begin
    AppPath := ExpandConstant('{app}');
    ExePath := AddBackslash(AppPath) + 'aza_desktop.exe';
    if WizardIsComponentSelected('office') and FileExists(ExePath) then
    begin
      Exec('netsh.exe', 'advfirewall firewall delete rule name="AZA Desktop - Lokale Kommunikation"', '', SW_HIDE, ewWaitUntilTerminated, R);
      Sleep(200);
      Cmd := 'advfirewall firewall add rule name="AZA Desktop - Lokale Kommunikation" dir=in action=allow program="' + ExePath + '" localport=8000 protocol=tcp remoteip=127.0.0.1';
      if not Exec('netsh.exe', Cmd, '', SW_HIDE, ewWaitUntilTerminated, R) or (R <> 0) then
        Log('Firewall-Regel konnte nicht angelegt werden (Code: ' + IntToStr(R) + ')');
    end;
  end;

  if (CurStep = ssDone) and NeedRestart then
  begin
    MsgBox(
      'Ein Neustart von Windows ist noetig, damit alle AzA-Dateien ersetzt werden koennen.' + #13#10 + #13#10 +
      'Wichtig: AzA setzt die Installation nach dem Neustart nicht automatisch fort.' + #13#10 +
      'Bitte starten Sie nach dem Neustart die Installationsdatei erneut manuell.',
      mbInformation, MB_OK);
  end;
end;

procedure CurUninstallStepChanged(CurUninstallStep: TUninstallStep);
var
  UserDataDir: String;
begin
  if CurUninstallStep = usUninstall then
    CloseAzaProcesses();

  if CurUninstallStep = usPostUninstall then
  begin
    UserDataDir := ExpandConstant('{userappdata}\AzA');
    Log('AzA deinstalliert. Persoenliche Daten bleiben unter "' + UserDataDir + '" erhalten (kein automatisches Loeschen).');
    if NeedRestart then
    begin
      MsgBox(
        'Ein Neustart von Windows ist noetig, um die Deinstallation abzuschliessen.' + #13#10 + #13#10 +
        'Wichtig: AzA setzt die Deinstallation nach dem Neustart nicht automatisch fort.' + #13#10 +
        'Bitte starten Sie nach dem Neustart die Installationsdatei erneut manuell, falls Sie AzA neu installieren moechten.',
        mbInformation, MB_OK);
    end;
  end;
end;