Microsoft.PowerShell_profile.ps1

Import-Module posh-git

# Chocolatey profile
$ChocolateyProfile = "$env:ChocolateyInstall\helpers\chocolateyProfile.psm1"
if (Test-Path($ChocolateyProfile)) {
  Import-Module "$ChocolateyProfile"
}

$forePromptColor = 0
$global:reddish = 9;

[System.Collections.Generic.List[ScriptBlock]]$global:PromptRight = @(
  # right aligned
  { "$foreground;${errorStatus}m{0}" -f $lArrow }
  { "$foreground;${forePromptColor}m$background;${errorStatus}m{0}" -f $(if (@(get-history).Count -gt 0) { (get-history)[-1] | % { "{0:c}" -f (new-timespan $_.StartExecutionTime $_.EndExecutionTime) } }else { '00:00:00.0000000' }) }
    
  { "$foreground;7m$background;${errorStatus}m{0}" -f $lArrow }
  { "$foreground;0m$background;7m{0}" -f $(get-date -format "HH:mm dd/MM") }
)

[System.Collections.Generic.List[ScriptBlock]]$global:PromptLeft = @(
  # left aligned
  # History count
  { "$foreground;${forePromptColor}m$background;${global:platform}m{0}" -f $('{0:d4}' -f $MyInvocation.HistoryId) }
  { "$background;${global:reddish}m$foreground;${global:platform}m{0}" -f $($rArrow) }
  # Arrow
  { "$background;22m$background;${background}m{0}" -f $(if ($pushd = (Get-Location -Stack).count) { "$([char]187)" + $pushd }) }
  # { "$foreground;${global:reddish}m$background;${global:reddish}m{0}" -f $rArrow }
  # Drive name
  { "$background;${global:reddish}m$foreground;${forePromptColor}m{0}" -f $($pwd.Drive.Name) }
  { "$background;14m$foreground;${global:reddish}m{0}" -f $rArrow }
    
  { "$background;14m$foreground;${forePromptColor}m{0}$escape[0m" -f $(Split-Path $pwd -leaf) }
)
function global:prompt {
  $global:errorStatus = if ($?) { 93 }else { 1 }
  $global:platform = if ($isWindows) { 11 }else { 93 }
  $global:lArrow = [char]0xe0b2
  $global:rArrow = [char]0xe0b0
  $escape = "$([char]27)"
  $foreground = "$escape[38;5"
  $background = "$escape[48;5"
  $prompt = ''
        
  $gitTest = $(git config -l) -match 'branch\.'
  if (-not [string]::IsNullOrEmpty($gitTest)) {
    $branch = git symbolic-ref --short -q HEAD
    $aheadbehind = git status -sb
    $distance = ''

    $branchFg = 3;
    
    if (-not [string]::IsNullOrEmpty($(git diff --staged))) { $branchbg = 3 }
    else { $branchbg = 5 }
    
    if (-not [string]::IsNullOrEmpty($(git status -s))) { $arrowfg = 3 }
    else { $arrowfg = 5 }
    
    if ($aheadbehind -match '\[\w+.*\w+\]$') {
      $ahead = [regex]::matches($aheadbehind, '(?<=ahead\s)\d+').value
      $behind = [regex]::matches($aheadbehind, '(?<=behind\s)\d+').value
    
      $distance = "$background;15m$foreground;${arrowfg}m{0}$escape[0m" -f $rArrow
      if ($ahead) { $distance += "$background;15m$foreground;${forePromptColor}m{0}$escape[0m" -f "a$ahead" }
      if ($behind) { $distance += "$background;15m$foreground;${forePromptColor}m{0}$escape[0m" -f "b$behind" }
      $distance += "$foreground;15m{0}$escape[0m" -f $rArrow
    }
    else {
      $distance = "$foreground;${arrowfg}m{0}$escape[0m" -f $rArrow
    }
    
    [System.Collections.Generic.List[ScriptBlock]]$gitPrompt = @(
      { "$background;${branchbg}m$foreground;14m{0}$escape[0m" -f $rArrow }
      { "$background;${branchbg}m$foreground;${forePromptColor}m{0}$escape[0m" -f $branch }
      { "{0}$escape[0m" -f $distance }
    )
    $prompt = -join @($global:PromptLeft + $gitPrompt + { " " }).Invoke()
  }
  else {
    $prompt = -join @($global:PromptLeft + { "$foreground;14m{0}$escape[0m" -f $rArrow } + { " " }).Invoke()
  }
    
  $rightPromptString = -join ($global:promptRight).Invoke()
  $offset = $global:host.UI.RawUI.BufferSize.Width - 28
  $returnedPrompt = -join @($prompt, "$escape[${offset}G", $rightPromptString, "$escape[0m" + "`n`r. ")
  $returnedPrompt
}

function Reload-Profile {
  @(
    $Profile.AllUsersAllHosts,
    $Profile.AllUsersCurrentHost,
    $Profile.CurrentUserAllHosts,
    $Profile.CurrentUserCurrentHost
  ) | % {
    if (Test-Path $_) {
      Write-Verbose "Running $_"
      . $_
    }
  }    
}