make-icns.ps1

# 根据 png 创建 icns 文件
# ./make-icns.ps1 ./keboo.png , 不传文件名默认为 logo.png

param (
    [Parameter(Mandatory=$true, Position=0)]
    [string]$pngfile = "./logo.png"
)

$ErrorActionPreference = "Stop"

# 获取文件完整路径和所在目录
$filePath = (Get-Item $pngfile).FullName
$workingDir = Split-Path -Parent $filePath
Set-Location $workingDir

Write-Host "正在处理文件: $pngfile" -ForegroundColor Cyan

# 1. 创建临时文件夹
$fileName = [System.IO.Path]::GetFileNameWithoutExtension($pngfile)
$iconsetName = "$($fileName).iconset"
if (Test-Path $iconsetName) { Remove-Item -Recurse -Force $iconsetName }
New-Item -ItemType Directory -Name $iconsetName

# 2. 定义尺寸清单 (物理像素, 文件名)
$sizes = @(
    @("16",   "icon_16x16.png"),
    @("32",   "icon_16x16@2x.png"),
    @("32",   "icon_32x32.png"),
    @("64",   "icon_32x32@2x.png"),
    @("128",  "icon_128x128.png"),
    @("256",  "icon_128x128@2x.png"),
    @("256",  "icon_256x256.png"),
    @("512",  "icon_256x256@2x.png"),
    @("512",  "icon_512x512.png"),
    @("1024", "icon_512x512@2x.png")
)

# 3. 循环调用 sips 生成图片
foreach ($size in $sizes) {
    $px = $size[0]
    $name = $size[1]
    # 注意：macOS 下可以直接在 pwsh 中调用 sips
    sips -z $px $px $pngfile --out "$iconsetName/$name" | Out-Null

    if(-not $?){
        throw "sips $px $px 命令执行失败！"
    }
}

# 4. 合成 icns
iconutil -c icns $iconsetName
Write-Host "转换完成！已生成 $($fileName).icns" -ForegroundColor Green

# 5. 清理
Remove-Item -Recurse -Force $iconsetName