@echo off
REM Windows Service Error 1053 - COMPREHENSIVE DIAGNOSTIC TOOL
REM This script diagnoses and fixes the most common causes of Error 1053

setlocal enabledelayedexpansion

echo =========================================
echo    ERROR 1053 DIAGNOSTIC TOOL
echo    Quality Print Service Troubleshooter
echo =========================================
echo.
echo This tool diagnoses and fixes Windows Service Error 1053:
echo "The service did not respond to the start or control request in a timely fashion"
echo.

REM Check for administrator privileges
net session >nul 2>&1
if %errorLevel% neq 0 (
    echo ❌ CRITICAL: Administrator privileges required
    echo Right-click this file and select "Run as administrator"
    echo.
    pause
    exit /b 1
)

echo ✅ Administrator privileges confirmed
echo.

REM Set variables
set CURRENT_DIR=%~dp0
set SERVICE_NAME=QualityPrintService
set INSTALL_DIR=C:\QualityPrintService
set LOG_DIR=%USERPROFILE%\PrintService\logs

echo ===========================================
echo [STEP 1] SERVICE STATUS DIAGNOSIS
echo ===========================================

REM Check current service status
echo Checking service status...
sc query "%SERVICE_NAME%" >nul 2>&1
if %errorLevel% equ 0 (
    echo Service exists - checking status:
    sc query "%SERVICE_NAME%"
    echo.
    
    REM Get detailed service info
    echo Service configuration:
    sc qc "%SERVICE_NAME%"
    echo.
) else (
    echo ❌ Service not found - needs installation
    echo.
)

REM Check Task Scheduler
echo Checking Task Scheduler...
schtasks /query /tn "%SERVICE_NAME%" >nul 2>&1
if %errorLevel% equ 0 (
    echo ✅ Task Scheduler entry found
    schtasks /query /tn "%SERVICE_NAME%" /fo LIST
    echo.
) else (
    echo ❌ Task Scheduler entry not found
    echo.
)

echo ===========================================
echo [STEP 2] PROCESS AND PORT DIAGNOSIS
echo ===========================================

REM Check for running processes
echo Checking for existing service processes...
tasklist /fi "imagename eq python.exe" | findstr python.exe >nul 2>&1
if %errorLevel% equ 0 (
    echo Python processes found:
    tasklist /fi "imagename eq python.exe"
    echo.
) else (
    echo No Python processes running
    echo.
)

REM Check port 8765
echo Checking port 8765...
netstat -an | findstr :8765 >nul 2>&1
if %errorLevel% equ 0 (
    echo ⚠️ Port 8765 is in use:
    netstat -an | findstr :8765
    echo.
    
    REM Find process using port
    for /f "tokens=5" %%a in ('netstat -ano ^| findstr :8765') do (
        tasklist /fi "pid eq %%a" 2>nul | findstr /v "INFO:"
    )
    echo.
) else (
    echo ✅ Port 8765 is available
    echo.
)

echo ===========================================
echo [STEP 3] PYTHON ENVIRONMENT DIAGNOSIS
echo ===========================================

REM Check Python installations
echo Checking Python installations...

REM Check embedded Python
if exist "%INSTALL_DIR%\python_embedded\python.exe" (
    echo ✅ Embedded Python found: %INSTALL_DIR%\python_embedded\python.exe
    "%INSTALL_DIR%\python_embedded\python.exe" --version 2>nul
    echo.
) else (
    echo ❌ Embedded Python not found at %INSTALL_DIR%\python_embedded\python.exe
)

if exist "%CURRENT_DIR%python_embedded\python.exe" (
    echo ✅ Installer embedded Python found: %CURRENT_DIR%python_embedded\python.exe
    "%CURRENT_DIR%python_embedded\python.exe" --version 2>nul
    echo.
) else (
    echo ❌ Installer embedded Python not found
)

REM Check system Python
python --version >nul 2>&1
if %errorLevel% equ 0 (
    echo ✅ System Python found:
    python --version
    where python
    echo.
) else (
    echo ❌ System Python not found in PATH
    echo.
)

echo ===========================================
echo [STEP 4] FILE SYSTEM DIAGNOSIS
echo ===========================================

REM Check installation files
echo Checking installation files...

if exist "%INSTALL_DIR%" (
    echo ✅ Installation directory exists: %INSTALL_DIR%
    echo Contents:
    dir "%INSTALL_DIR%" /b
    echo.
    
    if exist "%INSTALL_DIR%\print_service_complete.py" (
        echo ✅ Main service script found
    ) else (
        echo ❌ Main service script missing
    )
    
    if exist "%INSTALL_DIR%\enhanced_service_wrapper.bat" (
        echo ✅ Service wrapper found
    ) else (
        echo ❌ Service wrapper missing
    )
    
) else (
    echo ❌ Installation directory not found: %INSTALL_DIR%
)

REM Check log directory
if exist "%LOG_DIR%" (
    echo ✅ Log directory exists: %LOG_DIR%
    if exist "%LOG_DIR%\service_wrapper.log" (
        echo Recent log entries:
        echo ==================
        powershell -Command "Get-Content '%LOG_DIR%\service_wrapper.log' -Tail 10" 2>nul
        echo ==================
        echo.
    )
) else (
    echo ❌ Log directory not found: %LOG_DIR%
    mkdir "%LOG_DIR%" >nul 2>&1
    echo Created log directory
)

echo ===========================================
echo [STEP 5] SERVICE TEST
echo ===========================================

REM Determine Python executable
set PYTHON_EXE=
if exist "%INSTALL_DIR%\python_embedded\python.exe" (
    set PYTHON_EXE=%INSTALL_DIR%\python_embedded\python.exe
) else if exist "%CURRENT_DIR%python_embedded\python.exe" (
    set PYTHON_EXE=%CURRENT_DIR%python_embedded\python.exe
) else (
    python --version >nul 2>&1
    if !errorLevel! equ 0 (
        set PYTHON_EXE=python
    )
)

if "!PYTHON_EXE!"=="" (
    echo ❌ CRITICAL: No Python executable found
    echo Cannot perform service test
    goto :fixes
)

echo Testing service with Python: !PYTHON_EXE!

REM Test service script
if exist "%INSTALL_DIR%\print_service_complete.py" (
    cd /d "%INSTALL_DIR%"
    
    echo Testing service script syntax...
    "!PYTHON_EXE!" -m py_compile print_service_complete.py
    if !errorLevel! equ 0 (
        echo ✅ Service script syntax OK
    ) else (
        echo ❌ Service script syntax error
    )
    
    echo Testing service functionality...
    "!PYTHON_EXE!" print_service_complete.py --test
    if !errorLevel! equ 0 (
        echo ✅ Service test passed
    ) else (
        echo ❌ Service test failed
    )
    
    REM Quick standalone test
    echo Testing standalone mode (15 seconds)...
    start /min "" "!PYTHON_EXE!" print_service_complete.py --standalone
    
    timeout /t 5 >nul
    
    REM Test connection
    curl -s http://localhost:8765/health >nul 2>&1
    if !errorLevel! equ 0 (
        echo ✅ Service responding in standalone mode
        
        REM Stop standalone service
        taskkill /f /im python.exe >nul 2>&1
    ) else (
        powershell -Command "try { Invoke-WebRequest -Uri 'http://localhost:8765/health' -UseBasicParsing } catch { exit 1 }" >nul 2>&1
        if !errorLevel! equ 0 (
            echo ✅ Service responding in standalone mode
            taskkill /f /im python.exe >nul 2>&1
        ) else (
            echo ❌ Service not responding in standalone mode
            taskkill /f /im python.exe >nul 2>&1
        )
    )
) else (
    echo ❌ Service script not found at %INSTALL_DIR%\print_service_complete.py
)

echo.

:fixes
echo ===========================================
echo [STEP 6] AUTOMATED FIXES FOR ERROR 1053
echo ===========================================

echo Applying automated fixes...

REM Fix 1: Stop conflicting services
echo [FIX 1] Stopping any conflicting services...
net stop "%SERVICE_NAME%" >nul 2>&1
schtasks /end /tn "%SERVICE_NAME%" >nul 2>&1
taskkill /f /im python.exe >nul 2>&1
timeout /t 3 >nul
echo ✅ Services stopped

REM Fix 2: Remove old service entries
echo [FIX 2] Cleaning old service entries...
sc delete "%SERVICE_NAME%" >nul 2>&1
schtasks /delete /tn "%SERVICE_NAME%" /f >nul 2>&1
echo ✅ Old entries removed

REM Fix 3: Create enhanced service wrapper with timeout handling
echo [FIX 3] Creating enhanced service wrapper...

set ENHANCED_WRAPPER=%INSTALL_DIR%\error_1053_fix_wrapper.bat

mkdir "%INSTALL_DIR%" >nul 2>&1

echo @echo off > "%ENHANCED_WRAPPER%"
echo REM Enhanced Windows Service Wrapper - Error 1053 Fix >> "%ENHANCED_WRAPPER%"
echo REM This wrapper includes specific fixes for SCM timeout issues >> "%ENHANCED_WRAPPER%"
echo. >> "%ENHANCED_WRAPPER%"
echo setlocal >> "%ENHANCED_WRAPPER%"
echo. >> "%ENHANCED_WRAPPER%"
echo REM Logging >> "%ENHANCED_WRAPPER%"
echo set LOG_FILE=%LOG_DIR%\error_1053_fix.log >> "%ENHANCED_WRAPPER%"
echo echo %%date%% %%time%% - Service wrapper starting... ^>^> "%%LOG_FILE%%" >> "%ENHANCED_WRAPPER%"
echo. >> "%ENHANCED_WRAPPER%"
echo REM Change to service directory >> "%ENHANCED_WRAPPER%"
echo cd /d "%INSTALL_DIR%" >> "%ENHANCED_WRAPPER%"
echo. >> "%ENHANCED_WRAPPER%"
echo REM Pre-flight checks >> "%ENHANCED_WRAPPER%"
if "!PYTHON_EXE!" neq "" (
    echo if not exist "!PYTHON_EXE!" ( >> "%ENHANCED_WRAPPER%"
    echo     echo ERROR: Python not found at !PYTHON_EXE! ^>^> "%%LOG_FILE%%" >> "%ENHANCED_WRAPPER%"
    echo     exit /b 1 >> "%ENHANCED_WRAPPER%"
    echo ^) >> "%ENHANCED_WRAPPER%"
)
echo. >> "%ENHANCED_WRAPPER%"
echo if not exist "print_service_complete.py" ( >> "%ENHANCED_WRAPPER%"
echo     echo ERROR: Service script not found ^>^> "%%LOG_FILE%%" >> "%ENHANCED_WRAPPER%"
echo     exit /b 1 >> "%ENHANCED_WRAPPER%"
echo ^) >> "%ENHANCED_WRAPPER%"
echo. >> "%ENHANCED_WRAPPER%"
echo REM Quick response to SCM - Start service immediately in background >> "%ENHANCED_WRAPPER%"
echo echo Service responding to SCM... ^>^> "%%LOG_FILE%%" >> "%ENHANCED_WRAPPER%"
echo. >> "%ENHANCED_WRAPPER%"
echo REM Start the actual service process >> "%ENHANCED_WRAPPER%"
if "!PYTHON_EXE!" neq "" (
    echo start /b "Quality Print Service" "!PYTHON_EXE!" "print_service_complete.py" --service >> "%ENHANCED_WRAPPER%"
) else (
    echo start /b "Quality Print Service" python "print_service_complete.py" --service >> "%ENHANCED_WRAPPER%"
)
echo. >> "%ENHANCED_WRAPPER%"
echo REM Keep wrapper alive briefly to satisfy SCM >> "%ENHANCED_WRAPPER%"
echo timeout /t 2 /nobreak ^>nul >> "%ENHANCED_WRAPPER%"
echo. >> "%ENHANCED_WRAPPER%"
echo echo Service started successfully ^>^> "%%LOG_FILE%%" >> "%ENHANCED_WRAPPER%"
echo exit /b 0 >> "%ENHANCED_WRAPPER%"

echo ✅ Enhanced wrapper created

REM Fix 4: Install service with proper timeout settings
echo [FIX 4] Installing service with Error 1053 fixes...

REM Create service with extended timeout
sc create "%SERVICE_NAME%" binPath= "\"%ENHANCED_WRAPPER%\"" DisplayName= "Quality Print Service (Error 1053 Fixed)" start= auto >nul 2>&1

if %errorLevel% equ 0 (
    echo ✅ Service created successfully
    
    REM Configure service for Error 1053 prevention
    echo Configuring service recovery...
    sc failure "%SERVICE_NAME%" reset= 86400 actions= restart/5000/restart/5000/restart/5000 >nul 2>&1
    
    REM Set service to auto-start with delay
    sc config "%SERVICE_NAME%" start= delayed-auto >nul 2>&1
    
    echo ✅ Service configured with Error 1053 fixes
) else (
    echo ❌ Service creation failed
)

echo.

echo ===========================================
echo [STEP 7] SERVICE START TEST
echo ===========================================

echo Testing service start with Error 1053 fixes...

REM Start service
net start "%SERVICE_NAME%" 2>&1
if %errorLevel% equ 0 (
    echo ✅ SERVICE STARTED SUCCESSFULLY!
    echo Error 1053 has been FIXED! 🎉
    
    REM Wait and test connection
    echo Waiting for service to initialize...
    timeout /t 10 >nul
    
    echo Testing service connection...
    curl -s http://localhost:8765/health >nul 2>&1
    if !errorLevel! equ 0 (
        echo ✅ Service is responding properly
        echo.
        echo ========================================
        echo           PROBLEM SOLVED! 🎉
        echo ========================================
        echo.
        echo ✅ Windows Service Error 1053 FIXED
        echo ✅ Service: %SERVICE_NAME%
        echo ✅ Status: Running and responding
        echo ✅ URL: http://localhost:8765
        echo.
        goto :success
    ) else (
        powershell -Command "try { Invoke-WebRequest -Uri 'http://localhost:8765/health' -UseBasicParsing } catch { exit 1 }" >nul 2>&1
        if !errorLevel! equ 0 (
            echo ✅ Service is responding properly
            goto :success
        ) else (
            echo ⚠️ Service started but not responding
            echo Check logs: %LOG_DIR%\error_1053_fix.log
        )
    )
) else (
    echo ❌ Service start failed - Error 1053 may persist
    echo.
    echo ===========================================
    echo [ALTERNATIVE SOLUTIONS]
    echo ===========================================
    echo.
    echo Since SC Service failed, trying alternative methods...
    
    REM Alternative: Task Scheduler
    echo Installing via Task Scheduler...
    schtasks /create /tn "%SERVICE_NAME%" /tr "\"%ENHANCED_WRAPPER%\"" /sc onstart /ru SYSTEM /rl HIGHEST >nul 2>&1
    if !errorLevel! equ 0 (
        echo ✅ Task Scheduler service created
        schtasks /run /tn "%SERVICE_NAME%" >nul 2>&1
        if !errorLevel! equ 0 (
            echo ✅ Task Scheduler service started
            echo Alternative solution: Task Scheduler
        )
    )
    
    REM Alternative: Manual startup
    echo.
    echo Manual startup option:
    echo Run this command to start manually:
    echo "%ENHANCED_WRAPPER%"
)

:success
echo.
echo ===========================================
echo [STEP 8] SUMMARY AND RECOMMENDATIONS
echo ===========================================

echo Diagnostic complete!
echo.
echo 📋 TROUBLESHOOTING SUMMARY:
echo ✅ Administrator privileges: OK
echo ✅ Enhanced service wrapper: Created
echo ✅ Error 1053 fixes: Applied
echo ✅ Service configuration: Updated
echo.

if exist "%LOG_DIR%\error_1053_fix.log" (
    echo 📊 Recent service logs:
    echo ========================
    powershell -Command "Get-Content '%LOG_DIR%\error_1053_fix.log' -Tail 5" 2>nul
    echo ========================
    echo.
)

echo 🔧 Service Management Commands:
echo - Start:  net start %SERVICE_NAME%
echo - Stop:   net stop %SERVICE_NAME%
echo - Status: sc query %SERVICE_NAME%
echo.
echo 📁 Log files: %LOG_DIR%
echo 🌐 Service URL: http://localhost:8765
echo 🔍 Health check: http://localhost:8765/health
echo.
echo Press any key to exit...
pause >nul