# Usage:
#   Open PowerShell as Administrator
#     win+x
#     alt+a
#     alt+y
#   Run:
#     In admin powershell Terminal:
#       iwr https://git.thecoven.info/PrincessPi/general-scripts-and-system-ssssssetup/raw/branch/main/Windows-Scripts/windows-repair.ps1?nocache=$(Get-Random) -OutFile $env:TEMP\windows-repair-temp.ps1; powershell -NoProfile -ep Bypass -File $env:TEMP\windows-repair-temp.ps1

# check if hasadmin rights, if notm run script in new terminal, clopsing old
## if not, carry on
if (-not ([Security.Principal.WindowsIdentity]::GetCurrent().Groups -contains 'S-1-5-32-544')) {
    # launch tghis script int new window after promopting for admin
    Start-Process -FilePath 'powershell' -Verb RunAs -ArgumentList "-ExecutionPolicy Bypass -File $PSCommandPath"

    # CLOSE previous terminal
    exit 0
} else {
    Clear-Host # clear window

    # ascii art
    Write-Host -ForegroundColor Magenta @'                                                              
                             .. .....                                                               
                          ....------..                                                              
                         ..:--------..          .......                                             
                        ..----------..        ....---..                                             
                      ...---------=------::....:----:..                                             
                      ..-----=+**************=-----:...                                             
                      .----+****************=-----...                                               
                      .--=****************=-----=**+:::--:....                                      
                      .-=#*********##**++=---====++**+-----:.                                       
                   ..:==********#=.+@%-==++===++===++*=----...                                      
                   .:=::******%%+-::=++====+==++====+**=--...                                       
                  .:+..+*****--@===-:-%--====-=+====+*#=:..                                         
                  .-=.-****#=.#+===--=+===----======+*+..                                           
                  .:=:+****#@#+=====-**-----*+====++**:.                                            
               ..  .=****=--======-..%-----%+==++***+-..                                            
             ..=++***+-.----======..*-----#+==+***#%#+..                                            
                 .. .:-..---=====--------=-+==+**-@*.                      ............::::::....   
                    ..=:..--===+-:-------*%+==*+#%**=.             .....:-------------------------:.
        ..............-:..--===+-..:-------+==+==.:...           ...:----------------------------::.
   ......:----------::=:...--==+--:.:-------+==+=:....        ....--------------------------:.....  
 ..:::----------------=-::.:--===---:.:------=--:....       ...:---------------------------...      
 ..:------------------=--:..:--=+=--------::.:+-.....     ...------------------------------..       
   ...:-----------------:....----==-------:...=%*.......:::--------------------------------:..      
     ...--------------:+......---------------:+%%#.----------------------------:.......-----:..     
       .:----===-------:-..  .:--------------*%%%%=--------------========------:.......-------:...  
       ..-:.:------------....-.=---------=#%%%%##%------------=-----------------------------------..
       .:--:....:--------:##*=:.-------=#%%%%%%#%+-----------=-------------------------------------:
     ..:-----------------::*%%#-------=###%%%%##=--------------------------------------:............
   ..:-------------------:.-#%%##+==+%%%%%%#%+------------------------...:::--------------::::::..  
...:----------------------..-#%#%%%%%%%%*+#%=-------------------------=-:....:----------------:...  
--------------------------:.-#%%%%%%%%+#@%%%--------------------------=++=-::---------------:...    
---------------------------...+%%%%%%%#%%%%#---------------------------------------------:....      
............------.....----:....-#%%%%%%%*=------------------------------::+=---------.......       
            ..:-... ....-----.. ....-=-------------------------------------.=*+=.......             
            ..---:....:-----:.......:--------------------------:-------------==+=-......            
            .:-------------..........:---------------------------..:-------------==..........       
          ..-------------:...      ...--------:...----------------....:-----------==-...........    
        ..:----==------:..-....      ..--------:...:---------------.....:----------=+-.....         
       ..------==+=++==-..+--:.       .:--------.....-----------=*%=..  ..----------=+=......       
   ....------------........:...       ..:--------.....-------+#%%#@%..  ...----------=+=......      
....---------===:...............       .:----=+*#=.  ..--+#**+%@@@#%+.    ..:-:..=----=*=:.....     
:............:=::+=:--:=.=-.::=...     ..*@*-+%@@@:.....-@@#%@*#@@@#%:..   ..-:..---:-#**+-.........
..          ...::::....::-.:.::-..     ..*%:..*@@@*..  ..-%#%@@+%@@@@=..   ...::.=#=..-%*++=:... ...
             ......   ..........       ..**...*#=*%:.    .-*#@%+#%@@@@+...   ..*%@%+...+%+=*+=-...  
                                       ..*#:.-#+..+-.    ..-*#**%%*%@@%=..   ..-%@@*:..+@%=:+**+=:..
                                       ..*@#*%%=..==.     .-*%@#%@##@@@#-.   ...#@@%*-=%@@#:..-=++=-
                                       .:#@*-:++..==.     .=#%@%*@@*%*=+*:....:.+@*::+%@@@%=......-*
                                       .-%+...=%##%-.     .+@*@%*%@##*-:*+..:-==*@=..:#@+:=*:.......
                                      .:*#:..:*@@@%:.    .-%@*%@#*%*#=..-%-....:+#=-.:#%-.:+-.......
                                      .+@#=.-*@@@@*..    ....-%@@@@@@=..+%*..  .-%--=+#%-.:*-.  ....
                                      .-=++++++++=...       .:***+++==::::...  .-%#=-*#%#**#-.      
                                                                               ..............                                                                                                           
'@
    # vars
    $LogDir = "$env:USERPROFILE\Downloads\Repair-Log-$((Get-Date).ToString('yyyy-MM-dd-HHmm'))" # path to new log Dir
    $ErrorLog = "$LogDir\error.log" # error log file

    Write-Host "FIXING WINDOWS FULL PRINCESS PI STYLE (THIS WILL TAKE MANY HOURS AND REBOOT MORE THAN ONCE, SLOWLY)`n" -ForegroundColor Magenta

    Write-Host "Creating Log Dir at $LogDir 1/21"
    New-Item -Path "$LogDir" -ItemType Directory > $null 2>> $null # create log dir

    Write-Host "OPENING LOG DIR $LogDir 2/21"
    explorer.exe "$LogDir"

    Write-Host "Initialize Log File $LogFile 3/21" 
    Write-Host "$((Get-Date).ToString('yyyy-MM-dd-HHmm'))" 2>> "$ErrorLog"

    Write-Host "ABORTING ANY SCHEDULED SHUTDOWN 4/21"
    shutdown.exe /a > $null 2>> "$ErrorLog" # cmd abort scheduled shutdowns

    Write-Host "Creating Log Dir at $LogDir 5/21"
    New-Item -Path "$LogDir" -ItemType Directory > $null 2>> "$ErrorLog" # create log dir

    Write-Host "GENERATING AND DISPLAYING COMPREHENSIVE STABILITY REPORT 6/21"
    Start-Process "perfmon.exe" -ArgumentList "/report" -Wait # running report

    Write-Host "GENERATING AND DISPLAYING STABILITY HISTORY REPORT 7/21"
    Start-Process "perfmon.exe" -ArgumentList "/rel" -Wait # historical report
  
    Write-Host "CLEARING DNS 8/21"
    ipconfig.exe /flushsdns > $null 2>> "$ErrorLog" # flush dns cache

    Write-Host "CLEARING ARP CACHE 9/21"
    Remove-NetNeighbor -Confirm:$false > $null 2>> "$ErrorLog" # flush ARP Table

    Write-Host "CLEARING ALL SAMBA CREDENTIALS 10/21"
    net.exe use * /delete /y > $null 2>> "$ErrorLog" # nuke all samba creds automagically

    Write-Host "RELEASING AND RENEWING DHCP 11/21"
    # release and renew dhcp
    ipconfig.exe /release > $null 2>> "$ErrorLog"
    ipconfig.exe /renew > $null 2>> "$ErrorLog"

    Write-Host "GETTING CONTROL OF WINDOWS UPDATE 12/21"
    Install-Module -Name PSWindowsUpdate -Force > $null 2>> "$ErrorLog"
    Import-Module PSWindowsUpdate

    Write-Host "UPDATING WINDOWS 13/21"
    Get-WindowsUpdate -AcceptAll -Install -IgnoreReboot > $null 2>> "$ErrorLog"

    Write-Host "UPDATING MALWARE SIGNATURES 14/21"
    Update-MpSignature 2>> "$ErrorLog" # update windows defender malware siggs

    Write-Host "RUNNING FULL WINDOWS DEFENDER SCAN 15/21"
    Start-MpScan -ScanType FullScan 2>> "$ErrorLog" # full windows defender scan

    Write-Host "RUNNING DISM ONLINE IMAGE CLEANUP 16/21"
    DISM.exe /Online /Cleanup-Image /RestoreHealth 2>> "$ErrorLog" # online check for bad files

    Write-Host "RUNNING SYSTEM FILE CHECKER (SFC) 17/21"
    SFC.exe /scannow 2>> "$ErrorLog" # older check for bad files

    Write-Host "SCHEDULING ESSENTIAL FILE CHECK ON NEXT BOOT 18/21"
    SFC.exe /scanonce 2>> "$ErrorLog" # check essential files on next boot

    Write-Host "SCHEDULING OFFLINE CHECK DISK AND REPAIR OF C: (CHKDSK) 19/21"
    echo y | chkdsk.exe /f /r C: > $null 2>> "$ErrorLog" # cmd checks C drive after reboot to waste time and fix errors (noninteractive via y ffuckery)

    Write-Host "SCHEDULINMG OFFLINE MEMTEST 20/21"
    mdsched.exe /s 2>> "$ErrorLog" # schedule offline memtest (noninteractive)

    Write-Host "SCHEDULING WINDOWS DEFENDER OFFLINE SCAN MAY REBOOT UNEXPECTEDLY 21/21"
    Start-MpWDOScan 2>> "$ErrorLog" # powershell starts Windows Defender Offline Scan after reboot

    Write-Host "`nREBOOTING IN 5 MINUTES MAX PROVBABLY SOONER`n"
    shutdown.exe /r /t (60*5) # shutdown in 5 minutes as failsafe

    Write-Host "`nDONEsiez :3~`n"
}