My basic prompt

prompt.ps1

Import-Module posh-git
function prompt {
    # The status of the last command run
    $lastSuccess = $?

    # Colors for prompt
    $color = @{
        Reset  = "`e[0m"
        Red    = "`e[31;1m"
        Green  = "`e[32;1m"
        Yellow = "`e[33;1m"
        Blue   = "`e[34;1m"
        Grey   = "`e[37m"
    }

    # Icons for prompt
    $statusIcon = @{
        normal  = @{
            color = $color.Reset
            icon  = "`u{2714}"
        }
        warning = @{
            color = $color.Yellow
            icon  = "`u{0021}"
        }
        error   = @{
            color = $color.Red
            icon  = 'X'
        }
    }

    $redHeart  = "$($color.Red)`u{2764}"
    $blueArrow = "`e[0;34m`u{25ba}"

    # Set color of status icon based on success of last execution
    if ($lastSuccess -eq $false) {
        $lastExit = "[$($color.Red)$($statusIcon.error.icon)$($color.Reset)]"
    } else {
        $lastExit = "[$($color.Green)$($statusIcon.normal.icon)$($color.Reset)]"
    }

    # Get the execution time of the last command
    $lastCmdTime = ''
    $lastCmd = Get-History -Count 1
    if ($null -ne $lastCmd) {
        $cmdTime = $lastCmd.Duration.TotalMilliseconds
        $units = 'ms'
        $timeColor = $color.Green
        if ($cmdTime -gt 250 -and $cmdTime -lt 1000) {
            $timeColor = $color.Yellow
        } elseif ($cmdTime -ge 1000) {
            $timeColor = $color.Red
            $units = 's'
            $cmdTime = $lastCmd.Duration.TotalSeconds
            if ($cmdTime -ge 60) {
                $units = 'm'
                $cmdTIme = $lastCmd.Duration.TotalMinutes
            }
        }
        $lastCmdTime = "$($color.Grey)[$timeColor$($cmdTime.ToString("#.##"))$units$($color.Grey)]$($color.Reset)"
    }

    # Truncate the current location if too long
    $currentDirectory = $executionContext.SessionState.Path.CurrentLocation.Path
    $maxPath = 24
    if ($currentDirectory.Length -gt $maxPath) {
        $currentDirectory = "`u{2026}" + $currentDirectory.SubString($currentDirectory.Length - $maxPath)
    }

    # Display the prompt
    $currentDirectory + $(Write-VcsStatus) + [Environment]::NewLine + "$($lastExit) [$($color.Blue)$(hostname)$($color.Reset)] $lastCmdTime I $redHeart $($color.Reset)PS $blueArrow$($color.Reset) "
}