# Generate PWA icons (192px / 512px) — indigo rounded square + white clipboard glyph
Add-Type -AssemblyName System.Drawing
Add-Type -AssemblyName System.Drawing.Drawing2D

function Make-RoundedRect([float]$x, [float]$y, [float]$w, [float]$h, [float]$r) {
    $p = New-Object System.Drawing.Drawing2D.GraphicsPath
    $d = 2 * $r
    $p.AddArc($x, $y, $d, $d, 180, 90)
    $p.AddArc($x + $w - $d, $y, $d, $d, 270, 90)
    $p.AddArc($x + $w - $d, $y + $h - $d, $d, $d, 0, 90)
    $p.AddArc($x, $y + $h - $d, $d, $d, 90, 90)
    $p.CloseFigure()
    return $p
}

$outDir = "public/icons"
New-Item -ItemType Directory -Force -Path $outDir | Out-Null

foreach ($s in @(192, 512)) {
    $bmp = New-Object System.Drawing.Bitmap($s, $s)
    $g = [System.Drawing.Graphics]::FromImage($bmp)
    $g.SmoothingMode = [System.Drawing.Drawing2D.SmoothingMode]::AntiAlias
    $g.Clear([System.Drawing.Color]::Transparent)

    $m = [float]($s * 0.055)
    $bg = Make-RoundedRect $m $m ([float]($s - 2 * $m)) ([float]($s - 2 * $m)) ([float]($s * 0.20))
    $indigo = New-Object System.Drawing.SolidBrush ([System.Drawing.Color]::FromArgb(79, 70, 229))
    $g.FillPath($indigo, $bg)

    # clipboard board (white)
    $bw = [float]($s * 0.56); $bh = [float]($s * 0.62)
    $bx = [float](($s - $bw) / 2); $by = [float]($s * 0.31)
    $board = Make-RoundedRect $bx $by $bw $bh ([float]($s * 0.05))
    $white = New-Object System.Drawing.SolidBrush ([System.Drawing.Color]::White)
    $g.FillPath($white, $board)

    # clip on top
    $cw = [float]($s * 0.15); $ch = [float]($s * 0.11)
    $cx = [float](($s - $cw) / 2); $cy = [float]($by - $s * 0.085)
    $clip = Make-RoundedRect $cx $cy $cw $ch ([float]($s * 0.03))
    $g.FillPath($white, $clip)

    # ring holes (indigo)
    $g.FillEllipse($indigo, [float]($cx + $cw * 0.16), [float]($cy + $ch * 0.30), [float]($s * 0.035), [float]($s * 0.035))
    $g.FillEllipse($indigo, [float]($cx + $cw * 0.62), [float]($cy + $ch * 0.30), [float]($s * 0.035), [float]($s * 0.035))

    # lines on the board
    $slate = New-Object System.Drawing.SolidBrush ([System.Drawing.Color]::FromArgb(148, 163, 184))
    $lh = [float]($s * 0.032)
    $g.FillRectangle($slate, [float]($bx + $s * 0.09), [float]($by + $s * 0.15), [float]($bw - $s * 0.18), $lh)
    $g.FillRectangle($slate, [float]($bx + $s * 0.09), [float]($by + $s * 0.29), [float]($bw - $s * 0.30), $lh)
    $g.FillRectangle($slate, [float]($bx + $s * 0.09), [float]($by + $s * 0.43), [float]($bw - $s * 0.24), $lh)

    $path = Join-Path $outDir "icon-$s.png"
    $bmp.Save($path, [System.Drawing.Imaging.ImageFormat]::Png)
    $g.Dispose(); $bmp.Dispose()
    Write-Output "saved $path"
}