#Requires -RunAsAdministrator


function CheckMongoVersion {
    if (Test-Path "$env:ProgramFiles\MongoDB\Server\8.0\bin\mongod.exe") {
        Write-Host "MongoDB 8.x is installed."
        return "8.0"
    } elseif (Test-Path "$env:ProgramFiles\MongoDB\Server\6.0\bin\mongod.exe") {
        Write-Host "MongoDB 6.x is installed."
        return "6.0"
    } else {
        Write-Host "MongoDB is not installed."
        return $false
    }

}

function DownloadMongoShell {
    Write-Output "Downloading the Mongo Shell from the MongoDB website"
    $URL="https://downloads.mongodb.com/compass/mongosh-2.5.6-x64.msi"
    $fPath="$env:TEMP\mongosh-2.5.6-x64.msi"
    Invoke-WebRequest -URI $URL -OutFile $fPath
    Start-Process -FilePath msiexec.exe -ArgumentList "/i $fPath /quiet ALLUSERS=1" -Wait
    write-host "Sleeping for 10 seconds to let the system do what it must"
    Start-Sleep -Seconds 10
    $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
    $mongoShell = Test-Path "$env:ProgramFiles\mongosh\mongosh.exe"
    if ($mongoShell) {
        Write-Host "Mongo Shell installed successfully."
    } else {
        Write-Host "Mongo Shell installation failed."
    }
}
$mongoShell = Test-Path "$env:ProgramFiles\mongosh\mongosh.exe"

if ($mongoShell) {
    Write-Host "Mongo Shell is already installed."
} else {
    Write-Host "Mongo Shell is not installed. Installing now..."
    DownloadMongoShell
}

    $installedVersion = CheckMongoVersion
    #This Creates variables and the config file that is used in dropping tables
    $mongodServerFolder = [Environment]::GetFolderPath("ProgramFiles")+"\MongoDB\Server\$installedVersion\bin\";
    $mongodCfg = [Environment]::GetFolderPath("ProgramFiles")+"\MongoDB\Server\$installedVersion\bin\mongod.cfg";
    $configjs= New-Item -path $mongodServerFolder -type file -name "mongoscript.js"
    Add-Content $configjs "db = connect( 'mongodb://localhost/smartdeploydb' );"
    Add-Content $configjs "db.AccountAuthentication.drop( { writeConcern: { w: 0 } } )"
    Add-Content $configjs "exit"

  
    $currentCfg= Get-Content -Path $mongodCfg
#If auth is already disabled, this will just run the script
if($currentCfg -like "*authorization: disabled*"){
    Write-Host "Auth is already disabled, running script"
    mongosh -f $configjs
    Write-Output "You are good to go! Auth is dropped"

}else {

    Write-Host "Have to disable MongoAuth real quick"
    (Get-Content -path $mongodCfg) -replace 'authorization: enabled','authorization: disabled'| Set-Content -Path $mongodCfg
    net stop mongodb
    net start mongodb
    Write-Host "Dropping the Auth Table"
    mongosh -f $configjs
    Write-Host "Turning the auth back on and rebooting the service"
    (Get-Content -path $mongodCfg) -replace 'authorization: disabled','authorization: enabled'| Set-Content -Path $mongodCfg
    net stop mongodb
    net start mongodb
    Write-Output "You are good to go! Auth is dropped"
    
}
Write-Output "Removing the JS config file";
Remove-Item $configjs
Remove-Item -Path $env:ProgramFiles\SmartDeploy\SmartDeploy\Resources\ -Force -Recurse
read-host Press ENTER to Finish...