Theme for PowerShell oh-my-posh extension https://github.com/JanJoris/oh-my-posh

Coder.psm1

#requires -Version 2 -Modules posh-git

function Write-Theme {

    param(
        [bool]
        $lastCommandFailed,
        [string]
        $with
    )

    $lastColor = $sl.Colors.PromptBackgroundColor

    # Write-Prompt -Object $sl.PromptSymbols.StartSymbol -ForegroundColor $sl.Colors.SessionInfoForegroundColor -BackgroundColor $sl.Colors.SessionInfoBackgroundColor

    #check the last command state and indicate if failed
    # If ($lastCommandFailed) {
    #    Write-Prompt -Object "$($sl.PromptSymbols.FailedCommandSymbol) " -ForegroundColor $sl.Colors.CommandFailedIconForegroundColor -BackgroundColor $sl.Colors.SessionInfoBackgroundColor
    # }
    #Write-Prompt -Object "$($sl.PromptSymbols.SegmentBackwardSymbol) " -ForegroundColor Yellow -BackgroundColor $sl.Colors.SessionInfoBackgroundColor

    $user = [Environment]::UserName
    $computer = $env:computername
    if (Test-NotDefaultUser($user)) {
        Write-Prompt -Object "$user@$computer " -ForegroundColor $sl.Colors.SessionInfoForegroundColor -BackgroundColor $sl.Colors.SessionInfoBackgroundColor
    }

    if (Test-VirtualEnv) {
        Write-Prompt -Object "$($sl.PromptSymbols.SegmentForwardSymbol) " -ForegroundColor Black -BackgroundColor $sl.Colors.VirtualEnvBackgroundColor
        Write-Prompt -Object "$($sl.PromptSymbols.VirtualEnvSymbol) $(Get-VirtualEnvName) " -ForegroundColor $sl.Colors.VirtualEnvForegroundColor -BackgroundColor $sl.Colors.VirtualEnvBackgroundColor
        Write-Prompt -Object "$($sl.PromptSymbols.SegmentForwardSymbol) " -ForegroundColor $sl.Colors.VirtualEnvBackgroundColor -BackgroundColor $sl.Colors.PromptBackgroundColor
    }
    else {
        Write-Prompt -Object "$($sl.PromptSymbols.SegmentForwardSymbol) " -ForegroundColor Black -BackgroundColor $sl.Colors.PromptBackgroundColor
    }

    # Writes the drive portion
    Write-Prompt -Object ($pwd) -ForegroundColor $sl.Colors.PromptForegroundColor -BackgroundColor $sl.Colors.PromptBackgroundColor
    # Write-Prompt -Object (Get-ShortPath -dir $pwd) -ForegroundColor $sl.Colors.PromptForegroundColor -BackgroundColor $sl.Colors.PromptBackgroundColor
    Write-Prompt -Object ' ' -ForegroundColor $sl.Colors.PromptForegroundColor -BackgroundColor $sl.Colors.PromptBackgroundColor

    $status = Get-VCSStatus
    if ($status) {
        $themeInfo = Get-VcsInfo -status ($status)
        $lastColor = $themeInfo.BackgroundColor
        Write-Prompt -Object $sl.PromptSymbols.SegmentForwardSymbol -ForegroundColor $sl.Colors.PromptBackgroundColor -BackgroundColor $lastColor
        Write-Prompt -Object " $($themeInfo.VcInfo) " -BackgroundColor $lastColor -ForegroundColor Black #$sl.Colors.GitForegroundColor
    }

    if ($with) {
        Write-Prompt -Object $sl.PromptSymbols.SegmentForwardSymbol -ForegroundColor $lastColor -BackgroundColor $sl.Colors.WithBackgroundColor
        Write-Prompt -Object " $($with.ToUpper()) " -BackgroundColor $sl.Colors.WithBackgroundColor -ForegroundColor $sl.Colors.WithForegroundColor
        $lastColor = $sl.Colors.WithBackgroundColor
    }

    # Writes the postfix to the prompt
    Write-Prompt -Object $sl.PromptSymbols.SegmentForwardSymbol -ForegroundColor $lastColor

    # Newline
    Write-Host

    #check for elevated prompt
    If (([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] 'Administrator')) {
        Write-Prompt -Object "$($sl.PromptSymbols.ElevatedSymbol) " -ForegroundColor $sl.Colors.AdminIconForegroundColor -BackgroundColor $sl.Colors.SessionInfoBackgroundColor
    }
    else
    {
        Write-Prompt -Object "$($sl.PromptSymbols.PromptIndicator) " -ForegroundColor $sl.Colors.PromptSymbolColor -BackgroundColor $sl.Colors.SessionInfoBackgroundColor
    }
}

$sl = $global:ThemeSettings #local settings

$sl.Colors.SessionInfoBackgroundColor        = [System.ConsoleColor]::Black
$sl.Colors.GitDefaultColor                   = [System.ConsoleColor]::Green
$sl.Colors.PromptForegroundColor             = [System.ConsoleColor]::White
$sl.Colors.GitLocalChangesColor              = [System.ConsoleColor]::Yellow
$sl.Colors.VirtualEnvForegroundColor         = [System.ConsoleColor]::White
$sl.Colors.DriveForegroundColor              = [System.ConsoleColor]::Blue
$sl.Colors.SessionInfoForegroundColor        = [System.ConsoleColor]::White
$sl.Colors.PromptHighlightColor              = [System.ConsoleColor]::DarkBlue
$sl.Colors.AdminIconForegroundColor          = [System.ConsoleColor]::DarkRed
$sl.Colors.CommandFailedIconForegroundColor  = [System.ConsoleColor]::DarkRed
$sl.Colors.WithForegroundColor               = [System.ConsoleColor]::White
$sl.Colors.GitForegroundColor                = [System.ConsoleColor]::Black
$sl.Colors.PromptSymbolColor                 = [System.ConsoleColor]::Cyan
$sl.Colors.VirtualEnvBackgroundColor         = [System.ConsoleColor]::Red
$sl.Colors.WithBackgroundColor               = [System.ConsoleColor]::DarkRed
$sl.Colors.PromptBackgroundColor             = [System.ConsoleColor]::Blue
$sl.Colors.GitNoLocalChangesAndAheadColor    = [System.ConsoleColor]::Magenta

$sl.PromptSymbols.SegmentForwardSymbol = [char]::ConvertFromUtf32(0xE0B0)
$sl.PromptSymbols.PromptIndicator = [char]::ConvertFromUtf32(0x03BB)
$sl.PromptSymbols.ElevatedSymbol = [char]::ConvertFromUtf32(0x03A9)
#$sl.GitSymbols.BranchBehindStatusSymbol = [char]::ConvertFromUtf32(0x21E9)
#$sl.GitSymbols.BranchAheadStatusSymbol = [char]::ConvertFromUtf32(0x21E7)
$sl.GitSymbols.BranchUntrackedSymbol = [char]::ConvertFromUtf32(0xf192)
$sl.GitSymbols.BranchIdenticalStatusToSymbol = [char]::ConvertFromUtf32(0x2261)