Winget terminal UI using fzf

profile.ps1

# =======================  PowerShell profile (only 'wi')  =======================

function wgi {
  [CmdletBinding()]
  param(
    [Parameter(Mandatory=$false)][string]$Query = "",
    [switch]$ShowOnly,
    [switch]$u   # uninstall mode
  )

  try { [Console]::OutputEncoding = [System.Text.UTF8Encoding]::new($false) } catch {}

  # Check if this is uninstall mode
  $isUninstall = [bool]$u
  
  # Validate parameters
  if (-not $isUninstall -and [string]::IsNullOrWhiteSpace($Query)) {
    Write-Error "Query parameter is required when not in uninstall mode. Use 'wi <query>' to search or 'wi -u' to list installed packages."
    return
  }

  # --- column widths (auto-shrink if terminal is narrow) ---
  $total = $Host.UI.RawUI.WindowSize.Width
  if (($null -eq $total) -or ($total -lt 60)) { $total = 120 }
  $wName=50; $wId=34; $wVer=16; $wMatch=18; $wSrc=10
  $padCols = 2*4
  $used = $wName + $wId + $wVer + $wMatch + $wSrc + $padCols
  if ($used -gt ($total - 8)) {
    $scale = [math]::Max(0.6, ($total - 8 - $padCols) / ($wName + $wId + $wVer + $wMatch + $wSrc))
    $wName=[int]([math]::Floor($wName*$scale))
    $wId  =[int]([math]::Floor($wId  *$scale))
    $wVer =[int]([math]::Floor($wVer *$scale))
    $wMatch=[int]([math]::Floor($wMatch*$scale))
    $wSrc =[int]([math]::Floor($wSrc *$scale))
  }

  function Short([string]$s, [int]$n) {
    if ([string]::IsNullOrEmpty($s)) { return "" }
    if ($s.Length -le $n) { return $s }
    if ($n -le 3) { return $s.Substring(0,[math]::Max(0,$n)) }
    return $s.Substring(0, $n-3) + '...'
  }



  # --- winget search or list (table output) ---
  if ($isUninstall) {
    $lines = winget list 2>&1 | Out-String -Stream
  } else {
    $lines = winget search $Query 2>&1 | Out-String -Stream
  }
  if (($null -eq $lines) -or ($lines.Count -eq 0)) { 
    $action = if ($isUninstall) { "installed packages" } else { "results for '$Query'" }
    Write-Host "No $action."; return 
  }

  # find dashed separator; header is the line above it
  $sep = $null
  for ($i=0; $i -lt $lines.Count; $i++) {
    if ($lines[$i] -match '^\s*-{5,}\s*$') { $sep = $i; break }
  }
  if (($null -eq $sep) -or ($sep -lt 1)) { Write-Warning "Couldn't locate header/separator in winget output."; return }

  $headerIdx = $sep - 1
  $cols = ($lines[$headerIdx].TrimEnd() -split '\s{2,}') | ForEach-Object { $_.Trim() } | Where-Object { $_ -ne '' }

  # map columns case-insensitively
  $map = @{}
  for ($i=0; $i -lt $cols.Count; $i++) { $map[$cols[$i].ToLower()] = $i }
  if (-not $map.ContainsKey('id')) { Write-Warning "Winget header missing 'Id' column."; return }

  # build rows for fzf
  $start = $sep + 1
  $rows = @()

  for ($i=$start; $i -lt $lines.Count; $i++) {
    $line = $lines[$i].TrimEnd()
    if ([string]::IsNullOrWhiteSpace($line)) { continue }
    if ($line -match '^\s*-{5,}\s*$') { continue }

    $parts = @()
    
    # Try to identify ID patterns more robustly
    # Common patterns: text.text, msstore alphanumeric, version numbers
    if ($line -match '^(.+?)\s+([^\s]*\.[^\s]*(?:\.[^\s]*)*|[A-Z0-9]{10,}|9[A-Z0-9]{9,})\s+(.*)$') {
        # Pattern found: name, ID, rest
        $name = $matches[1].Trim()
        $id = $matches[2].Trim()
        $remaining = $matches[3].Trim()
        
        $parts = @($name, $id)
        if ($remaining) {
            # Split remaining fields by 1+ spaces (more flexible)
            $remainingParts = $remaining -split '\s+' | Where-Object { $_ -ne '' }
            $parts += $remainingParts
        }
    } else {
        # Fallback: try original 2+ space method
        $spaceSplit = $line -split '\s{2,}'
        if ($spaceSplit.Count -gt 1) {
            $parts = $spaceSplit
        } else {
            # Last resort: single space split (risky but better than nothing)
            Write-Verbose "Using single-space fallback for: $line"
            $parts = $line -split '\s+' | Where-Object { $_ -ne '' }
        }
    }

    if ($parts.Count -le $map['id']) { continue }

    $name  = if ($map.ContainsKey('name'))    { $parts[$map['name']] }    else { '' }
    $id    =                                   $parts[$map['id']]
    $ver   = if ($map.ContainsKey('version')) { $parts[$map['version']] } else { '' }
    $match = if ($map.ContainsKey('match'))   { $parts[$map['match']] }   else { '' }
    $src   = if ($map.ContainsKey('source'))  { $parts[$map['source']] }  else { '' }
    if (-not $id) { continue }

    $colName  = "{0,-$wName}"  -f (Short $name  $wName)
    $colId    = "{0,-$wId}"    -f (Short $id    $wId)
    $colVer   = "{0,-$wVer}"   -f (Short $ver   $wVer)
    $colMatch = "{0,-$wMatch}" -f (Short $match $wMatch)
    $colSrc   = "{0,-$wSrc}"   -f (Short $src   $wSrc)

    $pretty = @(
      $colName
      $colId
      $colVer
      $colMatch
      $colSrc
    ) -join '  '

    # pretty display + hidden fields: 2=id, 3=source
    $rows += "$pretty`t$id`t$src"
  }

  if (-not $rows) { Write-Host "No results."; return }

  # fzf header
  $action = if ($isUninstall) { "UNINSTALL" } else { "INSTALL" }
  $hdr = "$action - " + ('Name'.PadRight($wName) + '  ' +
          'Id'.PadRight($wId)     + '  ' +
          'Version'.PadRight($wVer)+ '  ' +
          'Match'.PadRight($wMatch)+ '  ' +
          'Source'.PadRight($wSrc))

  # PREVIEW: inline PowerShell; build argument array; pass -s <source> when present;
  # capture output into an array and print from line 2 onward (skip banner).
  # Double-double-quotes keep the whole -Command string intact through fzf -> cmd.

  $previewCmd = 'powershell -NoProfile -Command "& {param($i,$s); $a=@(\"show\",\"--id\",$i,\"-e\"); if($s){$a+=@(\"-s\",$s)}; $o=winget @a 2>$null; $o | Select-Object -Skip 4}" {2} {3}'

  $fzfOpts = @(
    '--with-nth','1',
    '--delimiter',"`t",
    '--height','100%',
    '--margin','0',
    '--border','rounded',
    '--header',$hdr,
    '--preview-window','right,50%,wrap',
    '--preview',$previewCmd,
    '--cycle','--reverse'
  )

  $sel = $rows | fzf @fzfOpts
  if (-not $sel) { return }

  $fields    = $sel -split "`t"
  $chosenId  = $fields[1].Trim()
  $chosenSrc = if ($fields.Count -gt 2) { $fields[2].Trim() } else { '' }

  if ($ShowOnly) { $chosenId; return }

  if ($isUninstall) {
    $actionArgs = @('uninstall','--id',$chosenId,'-e')
  } else {
    $actionArgs = @('install','--id',$chosenId,'-e')
  }
  if ($chosenSrc) { $actionArgs += @('-s',$chosenSrc) }
  & winget @actionArgs
}

Set-Alias wi wgi
# =====================  end profile (only 'wi')  =====================