# cship statusline wrapper
# Runs cship, then converts its usage_limits markers (§ 5|7 § pct § reset §)
# into progress bars styled identically to the context_bar module.
$ErrorActionPreference = 'SilentlyContinue'
[Console]::InputEncoding  = New-Object System.Text.UTF8Encoding $false
[Console]::OutputEncoding = New-Object System.Text.UTF8Encoding $false
$OutputEncoding           = New-Object System.Text.UTF8Encoding $false

$cship = Join-Path $env:USERPROFILE '.local\bin\cship.exe'

# Read the full Claude Code session JSON from stdin, hand it to cship.
$inp  = [Console]::In.ReadToEnd()
$out  = $inp | & $cship
# Starship's prompt carries a leading blank line (add_newline); drop leading/trailing
# blank lines so the statusline doesn't waste a row.
$text = ($out -join "`n").Trim("`r", "`n")

$S   = [char]0x00A7
$esc = [char]0x1B
$rx  = [regex]("$S([57])$S([0-9.]+)$S([^$S]*)$S")

$render = [System.Text.RegularExpressions.MatchEvaluator]{
    param($m)
    $type  = $m.Groups[1].Value
    $pct   = [double]$m.Groups[2].Value
    $reset = $m.Groups[3].Value

    $width   = 10
    $filled  = [int][math]::Round($pct / 100.0 * $width)
    if ($filled -lt 0)      { $filled = 0 }
    if ($filled -gt $width) { $filled = $width }
    $bar = ([string]([char]0x2588) * $filled) + ([string]([char]0x2591) * ($width - $filled))

    # Same thresholds/colors as context_bar: warn >=40 (yellow), critical >=70 (bold red)
    if     ($pct -ge 70) { $color = '1;31' }
    elseif ($pct -ge 40) { $color = '33' }
    else                 { $color = '38;2;125;207;255' }

    # Emoji are built from codepoints (not string literals) so the label renders
    # correctly regardless of how this .ps1 is read from disk. Windows PowerShell
    # 5.1 decodes a BOM-less script as the ANSI codepage, which would turn literal
    # UTF-8 emoji bytes into mojibake (e.g. ⏳ -> â³, 📅 -> 📅).
    $hourglass = [char]0x23F3                       # ⏳ (BMP)
    $calendar  = [char]::ConvertFromUtf32(0x1F4C5)  # 📅 (astral, needs surrogate pair)
    if ($type -eq '5') { $label = "$hourglass 5h" } else { $label = "$calendar 7d" }
    $pctTxt   = '{0:0}%' -f $pct
    $resetTxt = if ([string]::IsNullOrWhiteSpace($reset)) { '' } else { " ($reset)" }

    "$esc[${color}m$label $bar $pctTxt$resetTxt$esc[0m"
}

# Compact the context_window token count marker (§T§<n>§) to K/M form, e.g.
# 42329 -> 42.3K. cship has no native thousands formatting, so it's done here.
$rxTok    = [regex]("${S}T${S}([0-9]+)${S}")
$renderTok = [System.Text.RegularExpressions.MatchEvaluator]{
    param($m)
    $n  = [double]$m.Groups[1].Value
    $ic = [Globalization.CultureInfo]::InvariantCulture
    if     ($n -ge 1000000) { $v = ($n / 1000000).ToString('0.0', $ic) + 'M' }
    elseif ($n -ge 1000)    { $v = ($n / 1000).ToString('0.0', $ic) + 'K' }
    else                    { $v = $n.ToString('0', $ic) }
    $v -replace '\.0([KM]?)$', '$1'
}
$text = $rxTok.Replace($text, $renderTok)

[Console]::Out.Write($rx.Replace($text, $render))