param (
    [Parameter(Mandatory=$true)]
    [string]$operator,
    
    [Parameter(Mandatory=$true)]
    [string[]]$conditions
)

$global:LDPlayerPath ="C:\Ldplayer\LDplayer9" 

function logger($logMessage) {
    [int]$number = (get-content -path "$global:LDPlayerPath\index_count.txt")
    if($number -gt 21){ $number=0}
    $instanceList = Get-Content -Path "$global:LDPlayerPath\instanceList.txt"
    $instanceNumber = $instanceList[$number]
    $instanceData = (cat C:\Ldplayer\LDplayer9\vms\config\leidian${instanceNumber}.config)
    $convertedData = $instanceData | ConvertFrom-Json
    $name = $convertedData."statusSettings.playerName"
    $count = $number+1

    $scriptName = Split-Path -Leaf $PSCommandPath
    $timestamp = Get-Date -Format "yyyy-MM-dd HH:mm:ss.fff"
    $timestampedLogMessage = $timestamp + "-$name, ($count/22)-$scriptName-PID: ${PID}-:" + $logMessage
    $logFilePath = "$global:LDPlayerPath\LDAutoLog.txt"
    $fs = New-Object System.IO.FileStream($logFilePath, [System.IO.FileMode]::Append, [System.IO.FileAccess]::Write, [System.IO.FileShare]::Read)
    $sw = New-Object System.IO.StreamWriter($fs)
    try {
        $sw.WriteLine($timestampedLogMessage)
        } finally {
            $sw.Close()
            $fs.Close()
        }
    }

$xml = (get-content -path C:\LDPlayer\LDPlayer9\screen.xml)

if (-not $conditions) { return $false }
    
    $allConditions = $conditions
    switch ($operator) {
        "OR" {
        foreach ($condition in $allConditions) { if ($xml | select-string $condition) { 
            $textInfo = (Get-Culture).TextInfo
            $titleCaseString = $textInfo.ToTitleCase($condition)
            $conditionMet = $titleCaseString -replace '\s', ''
            return $conditionMet 
            } }
        return
        } 
        "AND" {
        foreach ($condition in $allConditions) { if (-not (($xml | select-string $condition))) { return } }
        $textInfo = (Get-Culture).TextInfo

            $titleCaseString = $textInfo.ToTitleCase($allConditions[0])
            $conditionMet = $titleCaseString -replace '\s', ''
        return $conditionMet
        } 
        "NOT" {
        foreach ($condition in $allConditions) { if (-not (($xml | select-string $condition))) {return $true }}
        return $false
        }
    }