Prompt.ps1

$global:COLDBOOT = $true

$NAME = "$Env:USERNAME@$Env:COMPUTERNAME"

Function Prompt {
    if ($global:COLDBOOT -eq $false) {
        Write-Host " "
    }
    
    if ($global:COLDBOOT) {
        $global:COLDBOOT = $false	
    }

    $ARR = @()

    $MAP = [Ordered]@{
        "Cargo.toml"                                = "🦀"
        "CMakeLists.txt"                            = "🔺"

        "deno.json"                                 = "🦕"
        "deno.jsonc"                                = "🦕"
        
        "gleam.toml"                                = "✨"
        "mix.exs"                                   = '🩸'
        "rebar.config"                              = '☎'

        "pubspec.yaml"                              = '🎯'
        "pubspec.yml"                               = '🎯'

        "$(Split-Path -Leaf (Get-Location)).fsproj" = '🤖'
        "$(Split-Path -Leaf (Get-Location)).csproj" = '🤖'

        "go.mod"                                    = "🐹"
        "pyproject.toml"                            = "🐍"

        "shard.yaml"                                = '🔮'
        "shard.yml"                                 = '🔮'
        "Gemfile"                                   = '💎'
        
        "package.json"                              = '📦'
        "yarn.lock"                                 = '📦'

        # Language by @TheNachoBIT
        "Nucleus.toml"                              = '☢️'
	
        # haskell
        "stack.yaml"                                = "λ"
	
        # ocaml
        "dune"                                      = "🐫"
        "_opam"                                     = "🐫"
        "dune-project"                              = "🐫"
        "esy.lock"                                  = "🐫"
	
        # purescript
        "spago.dhall"                               = "<=>"
	
        # v
        "v.mod"                                     = "V"
        "vpkg.json"                                 = "V"
        ".vpkg-lock.json"                           = "V"
	
        # zig
        ".zig"                                      = "↯"
	
        # scala
        "build.sbt"                                 = "🆂"
        ".scalaenv"                                 = "🆂"
        ".sbtenv"                                   = "🆂"
        ".metals"                                   = "🆂"

        # lua
        ".lua-version"                              = "🌙"
        "lua"                                       = "🌙"
	
        # elm
        "elm.json"                                  = "🌳"
        "elm-package.json"                          = "🌳"
        ".elm-version"                              = "🌳"
    }

    ForEach ($KEY in $MAP.Keys) {
        If (Test-Path "./$KEY") {
            $ARR += $MAP[$KEY]
        }
    }

    $ARR = $ARR | Select-Object -Unique

    $LANGS = ""

    if ($ARR.Count -gt 0) {
        $LANGS += " via "

        if ($ARR.Count -eq 1) {
            $LANGS += $ARR
        }

        if ($ARR.Count -eq 2) {
            $LANGS += $ARR[0] + " & " + $ARR[1]
        }

        if ($ARR.Count -eq 3) {
            $LANGS += $ARR[0] + ", " + $ARR[1] + " & " + $ARR[2]
        }
    } 

    Write-Host "$NAME " -NoNewLine -ForegroundColor DarkCyan
    Write-Host "in " -NoNewLine 
    Write-Host "$(Split-Path -Leaf (Get-Location))" -NoNewLine -ForegroundColor Blue
    Write-Host $LANGS 
    Write-Host "$>" -NoNewline -ForegroundColor Blue

    " " 
}

# Overwrite Clear function to make sure it doesn't leave an extra space for prompt
# clear-host is 6x slower than /bin/clear on my phone so this is why I do this
Function clear {
    [Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSProvideCommentHelp", "", Justification = "/bin/clear is faster than Clear-Host")]
    $global:COLDBOOT = $true
    if ($IsLinux) {
        & ("/bin/clear")
    }
    else {
        Clear-Host
    }
}