<#*,:&cls
@echo off
cd /d "%~dp0"
powershell -C "Set-Location -LiteralPath ([Environment]::CurrentDirectory);. ([ScriptBlock]::Create((Get-Content -LiteralPath \"%~f0\" -ReadCount 0 | Out-String)))"
pause
exit /b
#>

Get-ChildItem | Where-Object { $_.PSIsContainer } | ForEach-Object {
  $datafile = Join-Path -Path $_.FullName -ChildPath "DATA_$($_.Name).txt"
  $jpgs = @($_ | Get-ChildItem | Where-Object { $_.Extension -eq '.jpg' } | Select-Object -Property @{
      Name       = 'jpgName'
      Expression = { $_.Name }
    }, @{
      Name       = 'FullName'
      Expression = { $_.FullName }
    })
  $lines = Get-Content -ReadCount 0 -LiteralPath $datafile
  $header = $lines[0]
  $linesdata = @($lines | Select-Object -Property @{
      Name       = 'jpgName'
      Expression = {
        if ($_ -match '\|([^|]*)$') {
          $Matches[1]
        }
      }
    }, @{
      Name       = 'line'
      Expression = { $_ }
    } -Skip 1)
  $comp = Compare-Object -ReferenceObject $linesdata -DifferenceObject $jpgs -Property jpgName -IncludeEqual -PassThru
  $(
    $header
    foreach ($item in $comp) {
      if ($item.SideIndicator -eq '==') {
        # 匹配与jpg相同的行
        $item.line
      } elseif ($item.SideIndicator -eq '=>') {
        # 删除多余的jpg
        Remove-Item -LiteralPath (Join-Path -Path $_.FullName -ChildPath $item.jpgName) -Verbose
      }
    }) | Set-Content -LiteralPath $datafile
}
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